Water-Quality Conditions of Inflow, Outflow, and Impounded ...

Table 6. Reservoir elevations and water-quality data for water samples collected from Pomona Lake, Kansas, June and July 1993 Continued

Down- Sampling Date Alka- Sulfate, Chloride, Total Nitro- Nitro- Nitro- Phos-
stream depth (month- Time filtered filtered suspen- gen, gen,
order and day-year) (24-hour) linity, 0.45 fim 0.45 (im nitrate, nitrite, gen, Nitro- phorus,
(meters) water, (mg/L (mg/L ded filtered filtered nitrite Nitro- gen, am- ortho,
map (00098) wh it as SO4) asCI) solids, 0.45 fim 0.45 fim filtered
reference field (00945) (00940) residue, (mg/L (mg/L plus gen, am- monia 0.45 fim
number (mg/L total at as N) as N) nitrate, monia, plus Phos- (mg/L
105°C filtered filtered organic, phorus, asP)
(fig. 4) as (mg/L) (00618) (00613) 0.45 fim 0.45 fim total total (00671)
CaCO3) (00530) (mg/L (mg/L (mg/L (mg/L
(00416)
as N) asN) asN) asP)
(00631) (00608) (00625) (00665)

3) PO-17 0.1 06-15-93 1030 -- - -- - -- -
(D .1 07-29-93 1225 __ __ _ __ __ _. __

o5. 06-15-93 1315 112 28 4.1
07-27-93 1455 99 20 2.9
m PO-3 .1 06-15-93 1240 ._ 5.0 <0.01 0.72 0.02 0.5 0.15 0.05
.1 07-27-93 1415 ~ 17 0.69 .01 .70 .03 .5 .11 .05
I 1.2 06-15-93 1330 112 28 3.9
1.2 07-27-93 1445 70 13 1.8 ._ .5 .19 .05
o 11.5 ._ -- .6 .17 .06
w 06-15-93 1015 ~- -
07-27-93 1245 .. _ 54 <.01 .71 .04
D) 34 .49 .03 .52 .03
06-15-93 1005
Q. 07-27-93 1300

I 16.5 06-17-93 1135 - -- ~ -~ -
I .1 07-29-93 1130 _. .. __

C PO-16 06-17-93 0800
06-16-93 1300
3 .1
- ~
O
07-30-93 1405
0) - ~

o PO-19 .1 08-02-93 0945 - -- ~
o .1
113 29 4.4 22 <.01 .71 .04 .5 .22 .05
o - 72 12 2.5
- 47 <.01 .52 <.01 .7 .20 .06
3
0)

5 PO-2

F

I5

gw PO-7 blank __ ._ <.l <.l ._ <.01 <.05 .01 <.2 .09 <.01
._ 9.4 57
ce_ PO-7 ref __ ~ 9.6 56.1 .62 .25 .87 .89 1.0 1.0 1.1

(D MPV ~ - .876 .857 1.10 1.19 1.07

D)

Q. - ~ 620 - .59 .26 .85 .89 1.1 1.3 1.1
"ec^__ -
PO-7 ref 81
MPV
~ 621 82.8 - .876 .857 1.10 1.19 1.07

<(O5 PO-7 blank <.l <.l <.01 <.05 .03 <.2 <.01 <.01

Table 6. Reservoir elevations and water-quality data for water samples collected from Pomona Lake, Kansas, June and July 1993 Continued

K(Hanansrladsn, WaCtero-Qnudality Down- Sampling Date Iron, Iron, Manga- Zinc, Triazine, Cyan-
stream depth (month- Time total filtered nese, Manga- total screen
00 order and day-year) (24-hour) recov- 0.45 |im total nese, recov- (ELISA) Alachlor Ametryn Atrazine azine
(meters) recov- filtered erable water, (GC/MS), (GC/MS), (GC/MS), (GC/MS),
I< !a map (00098) erable asFe) erable 0.45 urn (|ig/L
If reference fag/l- (01046) fag/l- as Zn) Zinc, filtered, water, water, water, water,
"I» f1 number as Fe) as Mn) asMn) (01092) filtered recover- filtered, filtered, filtered, filtered,
(01045) (01055) (01056) 0.45 jam able, as recov- recov- recov- recov-
m o> («g- 4) (jig/l- atrazine erable,
140 4 as Zn) (|ig/L) (ng/L) erable, erable erable
» 0. PO-11 (01090) (34756) (46342)
140 81 (ng/L) (ng/L) (ug/L)
i< f5
(38401) (39632) (04041)
31
06-16-93 1405 510 7 10 <3.0 6.0 ~ -
(AO0 a(Q0- <10 <3.0
>S _. 07-26-93 1320 930 4 1.9 0.33 <0.05 1.6 <0.05

(C0 (-Dt PO-7 0.1 06-16-93 1115 1,900 9 320 69 <10 4.0 2.4 .06 <.05 2.5 <.05
<.05
^a PO-7 dup .1 1130 1,800 9 320 71 20 <3.0 3.0 .08 <.05 2.8 <.05
(D *» <.05
PO-7 .1 07-28-93 1220 1,100 22 40 5 <10 <3.0 3.5 .07 <.05 2.7
C
31 PO-7 dup .1 1225 950 31 40 5 <10 4.0 3.9 .07 <.05 2.8
S
(D PO-7 .7 06-16-93 1100 - -- ~~ -- - --~
PO-7 dup -- - -- .. ---
3' .7 1105

I PO-7 1.1 07-28-93 1120 ~- -~ ._ .. ---
._ ._
0> PO-7 dup 1.1 1125

O5" PO-7 2.0 06-16-93 1145 2,000 10 330 64 20 11 2.6 .10 <.05 3.3 <.05
f 1,400 29 <.05
o> 6.0 07-28-93 1200 80 20 <10 <3.0 2.6 .05 <.05 2.6
ao
o PO-12 .1 06-15-93 1115 1,300 15 110 33 10 <3.0 4.8
PO-12 dup 21
0 .1 07-28-93 1605 460 - 40 36 <10 <3.0 4.1 .09 <.05 3.3 <.05
~ .09 <.05 3.3 <.05
a3> .1 1625 -~ -

5ET" PO-12 1.0 06-15-93 1115 ..
_ __
« 1.6 07-28-93 1605 .. __ _ 3.5 ~ -- _
1,900 180 71 50 <3.0 3.1 .06 <.05 2.6 -
5.0 06-15-93 1145 2,800 21 170 37 10 <3.0 <.05
12
12.5 07-28-93 1615

PO-18 .1 06-15-93 1045 -- -~ - -- - ~ -
..
.1 07-27-93 1220

Table 6. Reservoir elevations and water-quality data for water samples collected from Pomona Lake, Kansas, June and July 1993 Continued

Down- Sampling Date Iron, Iron, Manga- Manga- Zinc, Triazine, Cyan-
depth (month- Time total filtered total screen
stream day-year) (24-hour) recov- 0.45 |im nese, nese, recov- (ELISA) Alachlor Ametryn Atrazine azine
order and (meters) (jig/l- total filtered water, (GC/MS), (GC/MS), (GC/MS), (GC/MS),
erable as Fe) recov- 0.45 |im erable Zinc, filtered, water, water, water,
map (00098) Gig/l- (fig/l- fag/l- filtered recover- filtered, filtered, filtered, water,
reference as Fe) (01046) erable as Mn) as Zn) 0.45 |xm able, as recov- recov- recov- filtered,
number Oxg/L (01056) (01092) frig/l- atrazine erable, erable, erable recov-
(01045) as Mn) erable
(fig. 4) as Zn) (|xg/L) (ng/L) (ng/L) (ng/L)
(01055) (ng/L)
(01090) (34756) (46342) (38401) (39632)
(04041)

3) PO-17 0.1 06-15-93 1030 ~~ ~~

gto .1 07-29-93 1225 __ __ __ __ _ _ _

(D

| .1 06-15-93 1315 1,000 23 40 3.0 10 3.0 2.9 -- - - -
1,200 25 <3.0
m PO-3 .1 07-27-93 1455 40 3.0 <10 3.8 0.07 <0.05 2.7 <0.05
_ _ ~ _
61" 1.2 06-15-93 1240 2,700 24 <3.0
3,000 38
(0 1.2 07-27-93 1415 __ _ 7.0 __ _ _ _
2.6 <.05 2.1 .06
o> 11.5 06-15-93 1330 290 120 20 -- 3.1 <.05

3 16.5 07-27-93 1445 150 25 10

iQ. .1 06-15-93 1015 -- - -- -- ~ ~ -- - -

(D

6

0) PO-16

07-27-93 1245

iPso,mron PO-19 .1 06-15-93 1005
.1 07-27-93 1300
- - -~ -

o> 06-17-93 1135 2,100 10 200 50 10 <10 2.8 <.05
oS>" PO-2 07-29-93 1130 3,100 16 180 20 10 <3.0 2.7 <.05 <.05 2.0

JD

0) 06-17-93 0800 <10 <10 <10 <10 <10 10 __
3 06-16-93 <10 40 <10 40 10 30 __
1300 25
to PO-7 blank - ~ 46 35 -~
cc_ PO-7 ref
<10 130
i MPV 140
C0
3 10 <10
Q.
ec^__ 07-30-93 <.05 1.2 1.5 <.05
PO-7 ref 08-02-93 1405 <10 30 <10 20
MPV 0945
28.5 18 <.l <.05 .7 .7 <.05

(O PO-7 blank <10 <10 <10 <10 <.05 <.05 <.05 <.05

w(O

g Table 6. Reservoir elevations and water-quality data for water samples collected from Pomona Lake, Kansas, June and July 1993 Continued

tt tt Deiso- Metri- Pro- Propa-

yS (D Deethyl- propyl- Metol- buzin Prometon metryn zine Simazine,
atrazine atrazine achlor (GC/MS),
o7 Down- (GC/MS), (GC/MS), (GC/MS), (GC/MS), (GC/MS), (GC/MS), water
ID C stream water, water, water, water,
order and filtered, filtered, filtered, filtered,
3 S. recov- recov- recov- recov- water, water, water, (GC/MS),
map erable erable erable erable filtered, filtered, filtered, filtered,
n> O reference (ng/L) (WJ/L) (WJ/L) (WJ/L)
3. 0 number Sampling Date Time (82630) recov- recov- recov- recov- Chloro- Chloro-
0) 3 depth (month- (24-hour) (04040) (04038) (39415) erable erable erable erable phyll-a phyll-d
3 Q. (fig. 4) day-year) (WJ/L) (|ig/L) ()ig/L) (|^g/L) (jig/L)
O5 (meters) (04037) (04036) (|ig/L) (04035) (70953) (70954)
OO (00098)
(38535)
^ -*
PO-11 _ 06-16-93 1405 _. _ __ _. _ _ .. _ ._
i8 iI
07-26-93 1320 0.17 0.05 2.6 <0.05 <0.05 <0.05 <0.05 <0.05
2/0
-c PO-7 0.1 06-16-93 1115 .17 .05 .54 <.05 <.05 <.05 <.05 <.05 -
z3 PO-7 dup 1130 -
PO-7 .1 07-28-93 1220 .20 .08 .63 <.05 <.05 <.05 <.05 <.05 -
(D o PO-7 dup .1 07-28-93 1225 ~
.1 .44 .24 .88 <.05 <.05 <.05 <.05 <.05
8> fi>
3T 3 .45 .20 .94 <.05 <.05 <.05 <.05 <.05
0) Q.
PO-7 .7 06-16-93 1100 22 1.2
!{ 35 2.2
PO-7 dup .7 1105 -- - - - - ~ -
IS

<§ a

1m 1" PO-7 1.1 07-28-93 1120 _ _ _ _ _ __ 7.6 .3
((«Oi o%* 7.4 .3
PO-7 dup 1.1 1125 - - - - - ~-
c
PO-7 2.0 06-16-93 1145 .24 .10 .71 <.05 <.05 .05 <.05 <.05
3
3D 6.0 07-28-93 1200 .46 .21 .91 <.05 <.05 <.05 <.05 <.05 ~

(«D» PO-12 .1 06-15-93 1130 ~ ~ - - ~ - - - ~
PO-12 dup .1 07-28-93 1625 .49 .24 1.1 <.05 <.05 <.05 <.05 <.05 -
(D .1 1626 .48 .20 1.1 <.05 <.05 <.05 <.05 <.05 ~

5i'

6"

o5' PO-12 1.0 06-15-93 1115 .. _ _ _ _ __ 11 .6

0 1.6 07-28-93 1605 13 .7
~
o> 5.0 06-15-93 1145 - ~ - -- ~ - - --

3 12.5 07-28-93 1615 .56 .22 1.1 <.05 <.05 <.05 <.05 <.05

Qo. PO-18 .1 06-15-93 1045

O .1 07-27-93 1220 ~ ~~ ..

o

3

1
(D
VI

Table 6. Reservoir elevations and water-quality data for water samples collected from Pomona Lake, Kansas, June and July 1993 Continued

Down- Sampling Date Time Deiso- Metri- Pro- Propa- Chloro- Chloro-
stream depth (month- (24-hour) buzin Prometon metryn zine Simazine, phyll-a phyll-b
order and day-year) Deethyl- propyl- Metol- (GC/MS), (GC/MS), (GC/MS), (GC/MS), water (|ig/L) (fig/L)
(meters) atrazine atrazine achlor water, (70953) (70954)
map (00098) (GC/MS), (GC/MS), (GC/MS), filtered, water, water, water, (GC/MS),
reference water, water, water, recov- filtered, filtered, filtered, filtered,
number filtered, filtered, filtered, erable recov- recov- recov- recov-
recov- recov- recov- Oig/L) erable erable erable erable
(fig- 4) erable erable erable (82630) Oig/L) (jig/L) (jig/L) (|ig/L)
(04037) (04036) (38535) (04035)
(fig/L) (fig/L) (fig/L)
(04040) (04038) (39415)

3D PO-17 0.1 06-15-93 1030 - -- - ~
(D --
CO - -- - ~ --
(D .1 07-29-93 1225

m PO-3 .1 06-15-93 1315

(D .1 07-27-93 1455 0.43 0.19 0.9 <0.05 <0.05 <0.05 <0.05 <0.05 ~
.2 _ _ 6.3 0.5
C6O' 1.2 06-15-93 1240 _ _ _ _ _ 1.6 < 1
.18 <.05 _ _ <.05
CO 1.2 07-27-93 1415 .73 .05 - <.05 <.05 - _
CO <.05 - ._
3 11.5 06-15-93 1330 <.05 ~ ~ -- --
0. <.05 - ..
16.5 07-27-93 1445 .41 .71 <.05
1 ~
_
6 .1 06-15-93 1015 - ~
<.05 <.05 --
co_ PO-16 .1 07-27-93 1245 <.05 <.05
3? <.05 <.05 ..
.1 06-15-93 1005
0 ~
.1 07-27-93 1300
sCOr --
-- 06-17-93 1135 - -- - ~ --
TJ PO-19 <.05 <.05 <.05 <.05
-- 07-29-93 1130 .41
O _ _. _. _.
..
O -- - - --
3
CO 1.3 1.3 1.3 1.2
.8 .7 .6 .8
sr PO-2 <.05
<.05 <.05 <.05
3T

CO
3
CO
CO PO-7 blank _ 06-17-93 0800
06-16-93 1300
JO
- ~
c_ PO-7 ref -
c 07-30-93 1405
(D MPV -
0945
CO ~ 08-02-93 <.05
3 <.05
Q. <.05

C_ PO-7 ref

C

^ MPV -

PO-7 blank -

1

Reservoir water-surface elevation as measured at dam.

5Wate2r-Qi Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
K<ansas,
[meters used in this table may be converted to feet by multiplying by 3.281; ft3/s, cubic feet per second; uS/cm, microsiemens per centimeter at 25 degrees Celsius; °C, degrees Celsius; NTU, nephelometric
turbidity units; dup, duplicate sample; %, percent; x, sample exceeded holding time; mm, millimeters; Hg, mercury; mg/L, milligrams per liter; urn, micrometer; mf, membrane filtration; cols, colonies; mL,
milliliters; wh, whole; it, incremental titration; ug/L, micrograms per liter; ELISA, enzyme-linked immunosorbent assay; five digit numbers in parentheses are U.S. Geological Survey WATSTORE
parameters codes; --, no data or not applicable; K, nonideal count; GC/MS, gas chromatography/mass spectrometry analysis; <, less than]

aHCanrlodan laColnidtityio Reser-
voir

Down- eleva- Gage
tion height

stream order above Flow rate, above an Specific Temp-

§ 3 and map U.S. Geological Sampling sea instan- arbitrary conduct- Temp- erature,
^ 2. reference
Survey depth Date level1 taneous datum ance Field pH erature, water Turbidity
identification (meters) (month- Time (feet) (ftVs) (feet) (tiS/cm) (units) air (°C) (°C) (NTU)
CA M number

SI (fig. 5) number (00098) day-year) (24-hour) (72020) (00061) (00065) (00095) (00400) (00020) (00010) (00076)

i- o HC-8 400601099270608 06-02-93 1150 158 2.65 _ 8.2 16.0 20.0 84
z3
- 07-22-93 1000 290 611 8.0 - 22.5 35
CD o

3-

it(sAr 03) HC-7 400513099222107 0.1 06-02-93 1200 1945.3 792 8.1 ~ 20.5 25
1205 1945.3
0) Q. HC-7 dup .1 792 8.1 - 20.5 27
<o 07-20-93 1220 1948.2
3H- c3 HC-7 .1 1221 1948.2 511 7.7 24.0 25.0 38
1225 1948.2 -- - - -
3 & HC-7 dup .1
C Q.
.1 511 7.7 24.0 25.0 39
HC-7 dup
* tt

(C0 ("D .6 07-20-93 1150 1948.2 -
.6 1155 1948.2 -- - - -
wC 0~) HC-7
.8 06-02-93 1236 1945.3 -- - ~ - -
-ff HC-7 dup .8 1241 1945.3 ~
8?w ccr

3 HC-7

3)

HC-7 dup

CD

= HC-7 2.0 07-20-93 1300 1948.2 490 7.6 24.0 24.5 37
2.5 06-02-93 1230 1945.3
6~
.1 06-02-93 1830 1945.3
.1 07-20-93 1055 1948.2 789 8.2 20.5 28

0) .1 06-03-93 1310 1945.3
.1 07-21-93 1045 1948.3
O5' HC-17 400527099210317 1.6 06-03-93 1300 1945.3 844 7.6 - 20.5 ~
400153099180804 1.6 07-21-93 1025 1948.3
§ 442 7.7 24.0 26.0 __

01

Qo. HC-4 632 8.2 18.0 7.9

0

0 612 8.4 22.5 25.0 13
-- ~ ~ ~
t3o
22.5
r

01

Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
Continued

Reser-

voir

Down- eleva- Gage
tion height

stream order above Flow rate, above an Specific Temp-

I3D1 and map U.S. Geological Sampling sea instan- arbitrary conduct- Temp- erature,
I$D
reference Survey depth Date level 1 taneous datum ance Field pH erature, water Turbidity
number identification (feet) (ft3/s) (feet) (|xS/cm) (units) air (°C) (°C) (NTU)
(meters) (month- Time

| (fig. 5) number (00098) day-year) (24-hour) (72020) (00061) (00065) (00095) (00400) (00020) (00010) (00076)
m
fao' HC-4 400153099180804 4.0 06-03-93 1315 1945.3 635 8.2 18.0 11
4.0 07-21-93 1115 1948.3
615 8.4 22.5 24.5 5.4

3
CD

0) HC-15 400222099140015 .1 06-02-93 0930 1945.3 620 8.1 17.0 18.5
.1 07-20-93 0945 1948.2
a. __

I 615 8.5 20.0 24.5

<D

0 HC-16 400245099134616 .1 06-02-93 1530 1945.3 643 8.0 18.5
.1 07-20-93 0930 1948.2
0> 630 8.4 20.0 24.0 -

5

Oo> 400519099130212 .1 06-02-93 1700 1945.3 616 8.1 - 20.0 -
400501099130113 .1 07-20-93 0840 1948.2
? HC-12 588 7.8 20.0 25.0
.1 06-02-93 1630 1945.3
to .1 07-20-93 0900 1948.2 625 8.2 20.0
3.
603 8.2 20.0 25.0 ~
0a>
O HC-13

c

3

i HC-14 400500099125214 .1 06-02-93 1600 1945.3 621 8.1 19.5 ..
| 400413099125902 .1 07-20-93 0905 1948.2 620 8.4 19.5 24.5 ~

oID- HC-2 400408099121901 .1 06-03-93 1140 1945.3 637 8.1 13.0 18.0 1.8
S .1 07-21-93 1540 1948.4 623 2.4
3.2 07-21-93 1515 1948.4 8.4 _ 24.0
J(0f 4.5 06-03-93 1130 1945.3 ~ -
15 06-03-93 1155 1945.3 636 - 13.0 ~ 8.0
e_ 15 07-21-93 1530 1948.4 623 7.6 13.0 14.5 3.5
8.2 23.5
i ~ - .9
06-03-93 1730 1.2 1,945.3 545 8.3 12.5 18.5 1.6
0) 07-22-93 1330 2.5 1,948.6 8.8 28.0

Q.
C_

C<

i HC-1

to

Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
Continued

Ksansas, /Vater-Qu Down- Sampling Date Time Trans- Light- Baro- Oxygen, Oxygen, Oxygen, Coli- Calcium, Magne- Sodium, Bicar- Car-
stream depth (month- (24-hour) parency pene- metric dis- dis- demand form, total sium, total bonate, bonate,
3°- 32. order and day-year) (secchi pressure chem- fecal, 0.7 recov- total recov- water, water,
(meters) tration (mm solved solved um-mf erable recov- erable
o> O map (00098) disk) depth to ofHg) (mg/L) (% satur- ical (cols/ (mg/L erable (mg/L whit whit
02>. 30 reference (meters) (00025) (00300) (high 100 ml_) (mg/L as Na) field field
3 Q. number (00078) 1%of ation) level) (31625) as Ca) asMg) (mg/L (mg/L
surface (00301) (mg/L) (00916) (00927) (00929) as CO3)
00 (fig- 5) (00340) as (00447)
light 24 40 HC03)
< ar+ ^_ (meters) (00450) 0
(85328) 18 26
2 3. 342 0
HC-8 - 06-02-93 1150 704 7.5 ~ 57 84
O - 07-22-93 1000 712 6.5 81 32x 62 282

l"o HC-7 0.1 06-02-93 1200 707 6.1 74 - 75 21 43 341 0
HC-7 dup .1 1205
-^ c HC-7 .1 07-20-93 1220 707 6.1 74 29 75 21 44 342 0
.1 07-20-93 1221 _
z3 HC-7 dup .1 1225 711 4.1 54 - 50 15 21 235 0

11 -- - 12x - - - --

oX>- 3o> 711 4.1 54 48 14 21 229 0

0» Q. HC-7 .6 07-20-93 1150 -- 0.6 711 - -- - ~ - --
-- .6 711
23 HC-7 dup .6 07-20-93 1155
<?
HC-7 .8 06-02-93 1236 0.27 .8 ~ --
3 °-
HC-7 dup .8 1241 .27 .8 -- - - - - ~ --
fO *0
HC-7 2.0 07-20-93 1300 711 3.8 50 9.9x 50 15 21 241 0
>& 2.5 06-02-93 1230 707 5.6 68 25
77 21 43 336 0
C (D
CO "« HC-17 .1 06-02-93 1830 704 3.1 37 600
.1 07-20-93 1055 711 3.3 44 730
n ^Co> *0>*
HC-t .1 06-03-93 1310 705 7.8 89 35 43 19 36 243 0
(O & .1 07-21-93 1045 708 7.4 97 19x 43 19 36 236 0
1.6 06-03-93 1300 .5 1.6 705
W cCT 1.6 07-21-93 1025 .5 1.6 708 ._ 42 18 40 246 0
4.0 06-03-93 1315 705 7.4 43 19 36 232 0
3 4.0 07-21-93 1115 708 7.2 85 29
94 18x
0)
(D

1

1

0

1

0)

3a

TJ
O

3

0
0>

5s"r

(D
0)

Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
Continued

Light- Bicar-

pene- Oxygen, Magne- bonate, Car-

Down- tration demand Coli- Calcium, sium, Sodium, water, bonate,

stream Trans- depth to Baro- Oxygen, chem- form, total total total whit water,
ical fecal, 0.7 recov- recov- recov- field whit
order and parency 1%of metric Oxygen, dis- (high erable erable erable (mg/L field
(secchi surface pressure dis- solved level) ^im-rnf (mg/L (mg/L (mg/L as (mg/L
3, map Sampling (cols/

CO reference depth Date disk) light (mm solved (% satur-

number (meters) (month- Time (meters) (meters) ofHg) (mg/L) ation) (mg/L) 100mL) as Ca) as Mg) as Na) HC03) as CO3)
1 (fig. 5) (00098) day-year) (24-hour) (00078) (85328) (00025) (00300) (00301) (00340) (31625) (00916) (00927) (00929) (00450) (00447)
m
0.1 06-02-93 0930
5? HC-15 705 7.4 85 K75

21 .1 07-20-93 0945 711 7.8 101 - K150 -- ~

0
3

CO
n>
a HC-16 .1 06-02-93 1530 705 8.8 102 ~ K150 ~ --

» .1 07-20-93 0930 711 6.9 88 -- 160 - - - --

1 .1 06-02-93 1700 705 5.9 71 157 ~ ~ - --
.1 07-20-93 0840 711 4.8 63 ~ K220
6 HC-12

n>

f

O .1 06-02-93 1630 705 8.6 103 103

5 HC-13

nX> .1 07-20-93 0900 711 5.5 72 - 270 - ~ ~ -~

5T .1 06-02-93 1600 705 7.5 89 36
.1 07-20-93 0905 - 160 -
3 711 7.3 94 - - --

o HC-14

c

3

9 .1 06-03-93 1140 705 7.8 89 27 40 18 39 237 0
84 20x - 41 20 37 236 6.5
I HC-2 .1 07-21-93 1540 708 6.7 ~~ -~ - ~ --

§ 3.2 07-21-93 1515 1.0 3.2 -- 9.7 24 - 40 18 39 244 0
"^ 50 13x _ 41 20 38 234 0

o- 4.5 06-03-93 1130 1.4 4.5 - 34 17 39 218 0
5 ~ 36 17 32 198 4.0
15 06-03-93 1155 705 .9
CO

ce_ 15 07-21-93 1530 708 3.9

n> HC-1 06-03-93 1730 706 6.5 - 27
a 07-22-93 1330 712 8.2 113 17x
e_
c
.<

(O
(O
01

Table 7.Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
Continued

5fff5f Total Nitrogen,
suspen-
f» 67 nitrite Nitrogen Nitrogen Phos-
H*<* ded phorus,
»o Down- Alka- solids, Nitrogen, Nitrogen, plus am- ammonia ortho,
residue filtered
=. 0 stream linity, Sulfate, Chloride, total at nitrate, nitrite, nitrate, monia, plus Phos- 0.45 um
0> 3 order and water, wh filtered filtered 105°C phorus, (mg/L
0.45 um 0.45 um (mg/L) filtered filtered filtered filtered organic,
s§3 !Qi. map it field (mg/L as (mg/L (00530) total asP)
reference Sampling (mg/L as asCI) 0.45 um 0.45 um 0.45 um 0.45um total (mg/L (00671)
(D ^ number depth Time CaC03) S04) asP)
CO ? Date (24-hour) (00416) (00940) (mg/L (mg/L (mg/L (mg/L (mg/L (00665) 0.17 -
(fig. 5) (meters) (month- (00945)
§1 (00098) day-year) asN) asN) asN) asN) asN) .33
HC-8
z1 ~ (00618) (00613) (00631) (00608) (00625)
5"
06-02-93 1150 280 90 24 558 1.5 0.02 1.5 0.02 1.2 0.43
co n» 07-22-93 1000 231 45 17
440 .76 .02 .78 .04 1.1 .57
Ol ft
HC-7 0.1 06-02-93 1200 279 88 31 59 1.5 .03 1.5 .05 .9 .32 .21
»^ .33 .21
HC-7 dup .1 1205 280 89 31 57 1.5 .03 1.5 .05 .8 .50 .35
§1 13
HC-7 .1 07-20-93 1220 192 41 89 .48 .03 .51 .09 1.1 .50 .32
||
HC-7 dup .1 1221 ~
J»
1225 188 42 13 373 .48 .03 .51 .08 1.2
1C0 »-
CCO 0*>* HC-7 .6 07-20-93 1150 __ .. _. _ _ ._ _ __ __ __
«
H 3B HC-7 dup .6 1155

w ca HC-7 .8 06-02-93 1236 ~- - -- ~ ~- ~ - -
« -
3 HC-7 dup .8 1241
3D
CO HC-7 2.0 07-20-93 1300 198 56 14 382 .50 .03 .53 .07 1.0 .50 .32
.34 .21
1 2.5 06-02-93 1230 276 88 30 66 1.5 .03 1.5 .07 .9

6" HC-17 .1 06-02-93 1830 .. .. _ _ _ _
.1 07-20-93 1055 ._ ._
1 ._ __ ._

0 HC^t 1.0 06-03-93 1310 199 83 24 20 .39 .04 .43 .12 .6 .15 .12
195 79 24 .19 .10
§1 1.0 07-21-93 1045 28 .36 .01 .37 .04 .8
__ 27 .20 .12
Q> 1.6 06-03-93 1300 201 84 25 .17 .10
3 190 41
Q. 1.6 07-21-93 1025
O
O 4.0 06-03-93 1315 25 .40 .04 .44 .12 .8
Q>
4.0 07-21-93 1115 24 - .02 <.05 .03 .8
ST

Table 7.Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
Continued

Total Nitrogen,

suspen- nitrite Nitrogen Nitrogen Phos-
phorus,
Down- Alka- ded Nitrogen, Nitrogen, plus am- ammonia

stream linity, Sulfate, Chloride, solids, nitrate, nitrite, nitrate, monia, plus Phos- ortho,

order and water, wh filtered filtered residue filtered filtered filtered filtered organic, phorus, filtered

3J map Sampling it field 0.45 (am 0.45 |im total at 0.45 Mm 0.45 ^m 0.45 ^m 0.45|im total total 0.45 (am

(D reference depth Date (mg/L as (mg/L as (mg/L 105°C (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L
CO
(D
number (meters) (month- Time CaCO3) S04) asCI) (mg/L) as N) as N) as N) asN) asN) asP) asP)

| (fig. 5) (00098) day-year) (24-hour) (00416) (00945) (00940) (00530) (00618) (00613) (00631) (00608) (00625) (00665) (00671)

m 06-02-93 _ __ .. _ _

HC-15 0.1 0930

CoD' .1 07-20-93 0945 -- - ~ -~ - - -- ~

3 .1 06-02-93 1530 ~
CO _
CD .1 07-20-93 0930 __ __ ____

Q. HC-16

^
CD

CD

6c HC-12 .1 06-02-93 1700

9L .1 07-20-93 0840 -- - - -- - -- ~

o .1 06-02-93 1630 ~- - ~ -- -- ~ - -
- -- .. --~~
CD
~ -- - -- -- -
JD HC-13 _ __ _ _ _ ..

CD .1 07-20-93 0900 -- 27
24
CD* -

3 .1 06-02-93 1600 - -- 25
__ 24
Ooc HC-14 .1 07-20-93 0905
16
-1 23

3) .1 06-03-93 1140 194 84 4 0.43 0.04 0.47 0.17 0.6 0.14 0.11

(D .1 07-21-93 1540 194 83 9 .16 .01 .17 .03 .6 .10 .07
-- -- - - -
CO HC-2 3.2 07-21-93 1515 --

(D 4.5 06-03-93 1130

| 15 06-03-93 1155 200 82 9 .38 .08 .46 .42 .9 .15 .11

Z

o(D-
S

CO

0) 15 07-21-93 1530 192 79 13 .19 .02 .21 .04 .6 .12 .08

e_ - 06-03-93 1730 179 84 16 <.01 .07 .10 .9 .17 .06
c
07-22-93 1330 170 73 7 .01 <.05 .02 .8 .12 .06
3
(D

CD HC-1

3
Q.

C_

Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, May and July 1993
Continued

tt < Manga- Triazine, Cyan-
screen azine
3 f* (ELISA) Alachlor Ametryn Atrazine
S<D
w o7

°" ? Down- Sampling Iron, Iron, nese, Manga- Zinc, Zinc, water, (GC/MS), (GC/MS), (GC/MS), (GC/MS),
n> O total filtered total total filtered filtered, water, water, water, water,
stream recov- 0.45 urn recov- nese, recov- 0.45 urn recover- filtered, filtered, filtered, filtered,
=. 0 order and erable erable filtered erable able, as recov- recov- recov- recov-
0) 3 0.45 urn
3 Q. map

00 reference depth Date fag/l- (ug/L fug/l- fug/l- fag/l- (ug/L atrazine erable, erable, erable erable
number (meters) asFe) as Mn) as Mn) as Zn) asZn) (ug/L) (ug/L) (ug/L) (ug/L)
53" «o^ (00098) (month- Time as Fe) (01046) (01055) (01056) (01092) (01090) (34756) (46342) (38401) (ng/L) (04041)
(fig. 5)
day-year) (24-hour) (01045) (39632)

HC-8 - 06-02-93 1150 4,900 <10 230 <10 30 <10 2.6 ~-~

-» g - 07-22-93 20 1.6

1000 3,300 8 220 2 <3 <0.05 <0.05 1.5 0.22

IS f- HC-7 0.1 06-02-93 1200 1,400 <3 80 3 20 <3 3.1 .06 <.05 2.6 .82
HC-7 dup .1 06-02-93 1205 1400 <3
0) 0> HC-7 .1 07-20-93 1220 2,000 12 90 3 20 <3 2.4 .05 <.05 2.8 .83
0) *** HC-7 dup .1 1221 -
.1 07-20-93 1225 - 12 150 49 <10 <3 1.2 <.05 <.05 .93 <.05
S3 HC-7 2,100
HC-7 dup .6 06-02-93 1150 _ -- - -~ <.05 <.05 1.1 .12
H§ HC-7 .6 06-02-93 1155 _
HC-7 dup 07-20-93 160 49 10 4 1.2 <.05 <.05 1.2 .15
j&3 Q. HC-7 .8 06-02-93 1236
.8 1241 __ _ __ _ _ _ _
3" ^ HC-17 2.0 06-02-93 1300 ~ ~~
2.5 07-20-93 1230
^ !» HC-4 ~~ - --
.1 06-03-93 1830
(CO <"D .1 07-21-93 1055 - - -- - -- - - ~ -
W" 06-03-93 2,100 10 150 41
* 3J .1 07-21-93 1310 1,600 3 100 3 10 <3 1.3 <.05 <.05 1.3 .17
.1 06-03-93 1045 20 .89
«» j» 1.6 07-21-93 1300 _ _ _ ._ <3 2.8 .06 <.05 2.6
c£ ccr 1.6 1025 - - -- -
4.0 1315 __ __ __ _.
3) 4.0 1115 700 5 -~ - - - -
<D 670 <3
W 40 2 10 <3 1.2 - - - -
70 <1 <10
0. <3 1.1 <.05 <.05 1.1 .11

6" ~ ~ ~~~~
50 2 20
1 740 <3 70 <1 20 <3 1.0 ~~~
o5' 650 <3
o <3 1.0 <.05 <.05 1.1 .06

3
Q>
3
Q.
-Q
0

0
3
0)

r

Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, May and July 1993
Continued

Triazine, Cyan-
screen

Manga- (ELISA) Alachlor Ametryn Atrazine azine

Down- Iron, nese, Manga- Zinc, water, (GC/MS), (GC/MS), (GC/MS), (GC/MS),

stream total Iron, total nese, total Zinc, filtered, water, water, water, water,

3) order and recov- filtered recov- filtered recov- filtered recover- filtered, filtered, filtered, filtered,

w map Sampling erable 0.45 ^m erable 0.45 iim erable 0.45 jam able, as recov- recov- recov- recov-
<D reference depth (jag/L. (ng/L (|ag/L (l-ig/L (ng/L (us/l- atrazine erable, erable, erable erable
Date

| number (meters) (month- Time as Fe) as Fe) as Mn) as Mn) as Zn) as Zn) d-ig/L) (ng/L) ().ig/L) d-ig/L) (H9/L)

m (fig. 5) (00098) day-year) (24-hour) (01045) (01046) (01055) (01056) (01092) (01090) (34756) (46342) (38401) (39632) (04041)

3 0.1 06-02-93 0930 _ _ ___

5D>' HC-15

3 .1 07-20-93 0945
(0
.1 06-02-93 1530
to
.1 07-20-93 0930 -- -- - - -
a3
HC-16

D>

?

6

SL HC-12 .1 06-02-93 1700 .. .. - -

O .1 07-20-93 0840 - - ~--

5D>" HC-13 .1 06-02-93 1630 - ---
_ ._ _.
.1 07-20-93 0900
--~
3 ---

O
0
C 06-02-93 --
3 HC-14 .1 1600 -- -

31 .1 07-20-93 0905

(D .1 06-03-93 1140 210 <3 20 6 10 13 1.0
200 <3 30 <1 <10
g(D 07-21-93 -- 6 1.1 <0.05 <0.05 1.0 <0.05
540 <3
HC-2 320 3 ..

-|~ 250 <10
110 10
.1 1540

o(Dr 3.2 07-21-93 1515 --

(0 4.5 06-03-93 1130 ._

P 15 06-03-93 1515 250 210 30 6 .9 _.
cc_
15 07-21-93 1530 40 6.0 <10 5 1.1 <.05 <.05 1.1 .10
3
(D __ 06-03-93 1730 90 <10 30 20 __
D>
- 07-22-93 1330 30 1.0 <10 <3 <.05 <.05 .75 <.05
a3 HC-1
cc__

8to

Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
Continued

fo ^ Down- Sampling Date Time Deethyl- Deiso- Metol- Metri- Prometon Pro- Prop- Simazine Chloro- Chloro-
stream depth (month- (24-hour) atrazine propyl- (GC/MS), (GC/MS), phyll-a phyll-6
I? order and day-year) (GC/MS), achlor buzin metryn azine (jxg/L)
(meters) water, atrazine (GC/MS), (GC/MS), water, (GC/MS), (GC/MS), water, (^g/L) (70954)
»D map (00098) filtered, (GC/MS), filtered, filtered,
reference recov- water, water, recov- water, water, recov- (70953)
=.£ number erable water, filtered, filtered, erable filtered, filtered, erable
(ng/L) filtered, recov- recov- ((xg/L) recov- recov-
tO 3 (fig. 5) recov- erable erable erable erable (ng/L)
3 Q. (04040) erable (H9/L) (ug/L) (04037) (WJ/L) (ng/L)
§2 (\ig/L) (39415) (82630) (04036) (38535) (04035)
(04038)
b
HC-8 06-02-93 1150 ~ -~ ~~ ~
Q. --
- 07-22-93 1000 0.36 0.18 0.73 <0.05 <0.05 <0.05 <0.05 <0.05
SsiPS.
HC-7 0.1 06-02-93 1200 .20 .08 1.1 <05 <05 <05 <.05 <.05 __
CO - ~
CU HC-7 dup .1 1205 .23 .09 1.2 <.05 <.05 <.05 <.05 <.05 ~
~ 3D --
- D) HC-7 .1 07-20-93 1220 .27 .14 .20 <05 <05 <05 <.05 <.05 -
(O ^
HC-7 dup .1 1221 .28 .14 .23 <.05 <.05 <.05 <.05 <.05
S o-
.1 1225 .30 .15 .29 <.05 <05 <.05 <.05 <.05
3
3D HC-7 .6 07-20-93 1150 __ __ ._ _. ._ ._ __ 22 2.9
(D 21 2.9
HC-7 dup .6 1155 ~ ~ ~~ -- -- -'-
I
HC-7 .8 06-02-93 1236 __ __ ._ __ ~ 4.7 1.5
O
HC-7 dup .8 1241 - - - ~ ~ -- ~ ~ ~
I
HC-7 2.0 07-20-93 1300 .31 .15 .30 <.05 <.05 <.05 <.05 <.05 __
D) --
2.5 06-02-95 1230 .20 .08 1.1 <.05 <.05 <.05 <.05 <.05

HC-17 .1 06-02-93 1830 _ __ __ __ ._ __ __ __
HC-17 ~
.1 07-20-93 1055 -- - - ~ - - - -

H(M .1 06-03-93 1310 _ __ __ _. .. __ ._ __ _.

.1 07-21-93 1045 .29 .08 .13 <.05 <.05 <05 <05 <.05 -

1.6 06-03-93 1300 - - --~ - ~ 4.1 .2

1.6 07-21-93 1025 ~ - -~ ~ -- 20 .2

4.0 06-03-93 1315 - - --- - ~ - -

4.0 07-21-93 1115 .31 .08 .13 <.05 <.05 <.05 <.05 <.05

Table 7. Reservoir elevations and water-quality data for water samples collected from Harlan County Reservoir, Nebraska, June and July 1993
Continued

Deiso- Metol- Metri- Pro- Prop-
Deethyl- propyl-

atrazine atrazine achlor buzin Prometon metryn azine Simazine

Down- (GC/MS), (GC/MS), (GC/MS), (GC/MS), (GC/MS), (GC/MS), (GC/MS), (GC/MS),

stream water, water, water, water, water, water, water, water,

3) order and filtered, filtered, filtered, filtered, filtered, filtered, filtered, filtered,

W map Sampling recov- recov- recov- recov- recov- recov- recov- recov- Chloro- Chloro-

io, reference depth Date Time erable erable erable erable erable erable erable erable phyll-a phyll-fr
number (meters) (month- (ng/L) (ug/L) (H9/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L)
-t (ug/L)

m (fig. 5) (00098) day-year) (24-hour) (04040) (04038) (39415) (82630) (04037) (04036) (38535) (04035) (70953) (70954)

i5' HC-15 0.1 06-02-93 0930 _ _ _ _ .. _

3 .1 07-20-93 0945 -- .
CO -~ ~
tt .1 06-02-93 1530

a
HC-16

1 .1 07-20-93 0930 - ----- -
- ~ - - .. -
Oc .1 06-02-93 1700 ~
£ HC-12

O .1 07-20-93 0840 - - ~ - - -- -

X HC-13 .1 06-02-93 1630
g-
.1 07-20-93 0900 _ _____ _
3
.1 06-02-93 1600 _. -
£ooc HC-14 ..
.1 07-20-93 0905 .. -~- -
3) ~
» .1 06-03-93 1140 .. -- -- - ~ - 0.8
<.l
(0 .1 07-21-93 1540 0.35 0.10 0.13 <0.05 <0.05 <0.05 <0.05 <0.05

I-*1 HC-2 3.2 07-21-93 1515 - ---~ 6.0

aA- 4.5 06-03-93 1130 - -- - - ~ 1.2

CO 15 06-03-93 1155 .. _. ._ __ __

F 15 07-21-93 1530 .32 .08 .13 <.05 <.05 <.05 <.05 <.05
ec_

u 06-03-93 1730 ._ _. ._ _.
a3 HC-1
ec__ - 07-22-93 1330 .30 .09 .08 <.05 <.05 <.05 <.05 <.05

Reservoir water-surface elevation as measured at dam.

Table 8. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Rathbun Reservoir, Iowa, June and August 1993

{meters used in this table can be converted to feet by multiplying by 3.281; fiS/cm, microsiemens per centimeter at 25 degrees Celsius; °C, degrees Celsius; mm, millimeters; Hg, mercury; %, percent; mg/L,
milligrams per liter; five digit numbers in parentheses are U.S. Geological Survey WATSTORE parameter codes]

Down- Baro-
Temp- metric
aaCHsanr,lcdan r-QCounadlitiyo stream order Reservoir Specific Oxygen,
elevation conduct- Field erature, pressure Oxygen, dissolved
and map Sampling

reference U.S. Geological depth Date above sea ance pH water (mm dissolved (% satur-

number Survey Identification (meters) (month-day- Time level1 (feet) ((iS/cm) (units) ofHg) (mg/L) ation)
(fig. 2) number (00098) year) (24-hour) (72020) (00095) (00400) (00010) (00025) (00300) (00301)

§5 June 1993

35 - RA-7 405336092571807 0.1 06-09-93 1337 912.90 206 7.7 19.0 737 7.8 86
404800092531208 .5 1340 206 86
CD 3. 1.0 1345 206 7.7 19.0 737 7.8 86
W ;? 2.0 1347 206 86
CD O 3.0 1351 207 7.7 19.0 737 7.8 86
3*
4.0 1354 207 7.7 19.0 737 7.8 86
5' c 5.0 1358 207 86
z3 6.0 1403 207 7.7 19.0 737 7.8 86
3* 7.0 1407 210 83
8.0 1410 209 7.7 19.0 737 7.8 80
at o> 7.7 18.5 737 7.7
.1 06-10-93 1156 912.95 155 7.7 18.5 737 7.7 53
23 1.0 1202 158 7.7 18.5 737 7.5 53
2.0 1206 160 7.6 18.5 737 7.3 53
Hc 3.0 1211 161 55
4.0 1215 172 51
*aQ- $

£sr RA-8 7.0 21.5 737 4.5
6.9 20.5 737 4.6
(0 -« 6.9 20.5 737 4.6
6.9 20.5 737 4.8
c» 6.9 20.0 737 4.5

i =?
U Vca
30

1-T1 5.0 1221 198 7.0 19.5 737 4.5 51
6.0 1226 203 7.0 19.5 737 4.4 50
O 6.7 1229 204 7.0 19.0 737 4.2 47

0a' RA-3 404800092531203 .1 06-10-93 0902 912.95 190 7.4 18.5 738 8.2 90
.1 1000 196 7.4 20.5 738 8.3 95
o 1.0 0906 190 7.5 18.0 738 8.2 90
o> 1.0 1006 196 7.4 18.0 738 9.0 98
3.0 0910 192 7.4 18.0 738 8.2 90
^o
oao> 3.0 1008 194 7.4 18.0 738 8.7 95
5.0 0914 190 7.4 18.0 738 8.1 88
£

CD

M

Table 8. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Rathbun Reservoir, Iowa, June and August 1993
Continued

Down- Baro-

stream order Reservoir Specific Temp- metric Oxygen,

<D and map Sampling elevation conduct- Field erature, pressure Oxygen, dissolved
3.
reference U.S. Geological depth Date above sea ance pH water (mm dissolved (% satur-
I
V) number Survey identification (meters) (month-day- Time level1 (feet) (nS/cm) (units) ofHg) (mg/L) ation)
(00400) (00025) (00300) (00301)
(fig. 2) number (00098) year) (24-hour) (72020) (00095) (00010)

1o' June 1993 Continued

6o RA-3 404800092531203 5.0 06-10-93 1011 912.95 194 7.4 18.0 738 9.1 99
7.0 0918 189 87
3 7.4 18.0 738 8.0
Q.

1 7.0 1014 195 7.4 18.0 738 9.2 100

0 9.0 0921 189 7.4 18.0 738 8.0 86
<D
9.0 1017 195 7.4 17.5 738 9.2 99
o

? 11.0 0924 189 7.4 18.0 738 7.8 85
11.0 1020 194 7.4 17.5 738 9.1 98
JD 12.0 0927 191 7.4 17.5 738 7.9 86
12.0 1023 194 7.4 17.5 738 9.0 97
i 13.0 0929 189 7.4 17.5 738 7.8 84

3 13.0 1025 98
14.0 0933 84
1 14.0 1027 195 7.4 17.5 738 9.0 95
15.0 0937 191 83
D> 15.0 1029 196 7.4 17.5 738 7.7 94
3 191
Q. 16.0 0940 196 7.4 17.5 738 8.8 83
16.0 1031 95
iDo" 7.4 17.5 738 7.7
o> .1 1134 66
O_ 1.0 1137 63
2.0 1141 60
Q. 3.0 1143 7.4 17.5 738 8.7 60
4.0 1147 60
6 190 7.4 17.5 738 7.7
5.0 1151 194 7.4 17.5 738 8.8 59
5
157
3 154
T) 153
154
1 August 1993 153
926.00
<D RA-7 405336092571807 08-04-93 7.3 24.5 744 5.3
JO 7.3 24.5 744 5.1
7.3 24.0 744 5.0
3=?) 7.2 24.0 744 4.9
6.9 24.0 744 4.9
3
3) 152 6.8 24.0 744 4.9
<D
(0
<D

O.

1
D>

Table 8. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Rathbun Reservoir, Iowa, June and August 1993-
Continued

Down- Baro-

KaHnnasradls, WaCter-Qoualiity stream order Reservoir Specific Temp- metric Oxygen,
and map elevation conduct-
Sampling Field erature, pressure Oxygen, dissolved

reference U.S. Geological depth Date above sea ance PH water (mm dissolved (% satur-

number Survey identification (meters) (month-day- Time level1 (feet) (uS/cm) (units) ofHg) (mg/L) ation)

(fig. 2) number (00098) year) (24-hour) (72020) (00095) (00400) (00010) (00025) (00300) (00301)

3v a^ August 1993 Continued
o5
RA-7 405336092571807 6.0 08-04-93 1155 926.00 150 6.7 24.0 744 4.8 59
00 7.0 6.7 24.0 744 4.8 58
C3 8.0 1158 150 6.6 24.0 744 4.8 58
9.0 6.6 24.0 744 4.8 59
3< C2O. 1202 150
1205 150
»=
<S 0

-|bc 10.0 1209 161 6.5 23.5 744 3.0 36

z3 RA-8 404800092531208 .1 08-05-93 1131 925.90 174 6.9 24.0 743 5.0 60
1.0 174 6.9 24.0 743 4.8 58
g. o 2.0 1134 174 6.7 24.0 743 4.7 57

3- 1138
o> n»

3T 3

0) Q.

*0 RA-3 404800092531203 3.0 08-03-93 1141 925.90 174 6.6 24.0 743 4.6 56
4.0 1143 926.30 174 6.5 24.0 743 4.6 56
3d
5.0 1146 174 6.4 24.0 743 4.4 53
0 (D 6.0 1155 174 6.2 23.5 743 1.1 13
C Q. 7.0 1201 170 6.0 22.5 743 .3 4
8.0 1203 171 6.0 22.0 743 .3 3
S* 8.5 1206 167 6.0 22.0 743 .2 3

CS .1 0826 190 8.1 25.0 739 8.6 108
1.0 0832 190 8.1 25.0 739 8.5 107
IwQ *»

~ 30
-* (D

8(0 3c*
O"
C
3
A3D
%

O< 3.0 0834 190 8.1 25.0 739 8.4 106
5" 5.0 0837 189 8.1 25.0 739 8.4 105

1 7.0 0841 191 7.7 25.0 739 8.0 100

05'
0 9.0 0845 193 7.3 25.0 739 7.0 88
3
Q) 11.0 0849 196 7.2 25.0 739 6.4 80

3a 13.0 0853 182 6.9 24.5 739 4.1 51

ToJ 15.0 0900 180 6.7 23.0 739 2.2 26

0 17.0 0904 186 6.6 22.5 739 1.5 18

3
Q)

Q) 18.0 0908 181 7.0 22.5 739 1.2 14
(0JDJ)T j Reservoi.r water-surface elevation as measured at dam

Table 9. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Clinton Lake, Kansas, May and July 1993

[meters used in this table can be converted to feet by multiplying by 3.281; (iS/cm, microsiemens per centimeter at 25 degrees Celsius; °C, degrees Celsius; mm, millimeters; Hg, mercury; %, percent; mg/L,
milligrams per liter; five digits in parentheses are U.S. Geological Survey WATSTORE parameter codes]

Down-

stream order Reservoir Specific Temp- Barometric Oxygen,

SVpereticcal and map Sampling elevation conduct- Field erature, pressure Oxygen, dissolved

reference U.S. Geological depth Date above sea ance pH water (mm dissolved (% satur-

number Survey identification (meters) (month-day- Time level1 (feet) (liS/cm) (units) ofHg) (mg/L) ation)

(fig. 3) number (00098) year) (24-hour) (72020) (00095) (00400) (00010) (00025) (00300) (00301)

o May 1993
6o CL-13
385354095265413 0.1 05-28-93 1445 881.68 388 7.9 24.5 745 8.6 106

3 1.0 1446 390 7.7 23.0 745 5.2 62
Q.
C
O
2.0 1447 345 7.4 18.5 745 4.8 53
&
3
0 3.0 1448 375 7.3 17.5 745 3.4 37
JO

D 4.0 1449 437 7.2 17.0 745 2.8 29

i11 5.0 1450 439 7.2 16.5 745 2.6 27

6.0 1451 438 7.2 16.0 745 2.5 26

3 6.5 1452 438 7.2 16.0 745 2.0 21

1 CL-20 385718095251220 .1 05-27-93 1147 882.25 326 7.7 20.0 745 7.7 87
o> 326 7.7 20.0 745 7.7 86
1.0 1150 326 7.7 19.5 745 7.6 85
3 450 7.4 17.5 745 2.9 32
Q. 2.0 1153 490 7.2 16.5 745 .9 9
O
CO 3.0 1156 490 7.2 16.5 745 .4 4

1 3.5 1201 350 7.5 21.0 745 6.6 76
351 7.5 20.5 745 5.2 59
6 3.5 1205 342 7.4 19.0 745 4.5 49
345 7.3 19.0 745 3.4 38
X 385254095244206 .1 05-28-93 1120 881.78 420 7.2 16.5 745 .7 7
<Q
3 1.0 1121 , 432 7.2 16.0 745 .4 5
436 7.2 16.0 745 .3 3
iTJ CL-6 2.0 1122

(w0 3.0 1123
O5'
4.0 1124
0
5.0 1125
o> 5.3 1126

9

0>

Q>

Table 9. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Clinton Lake, Kansas, May and July 1993
Continued

Down-

KHannasradtse, WaCter-Qoualirty stream order Sampling Reservoir Specific Field Temp- Barometric Oxygen, Oxygen,
and map elevation conduct- erature, pressure dissolved dissolved
water (% satur-
reference U.S. Geological depth Date above sea ance pH (mm (mg/L)
(00010) ofHg) (00300) ation)
number Survey identification (meters) (month-day- Time level1 (feet) (|iS/cm) (units) (00025) (00301)

(fig. 3) number (00098) year) (24-hour) (72020) (00095) (00400)

3 Q. May 1993 Continued

o =r. CL-2 385542095195402 0.1 05-26-93 1511 882.66 285 8.0 20.5 745 9.0 102
g§ 8.1
1.0 1512 286 8.1 20.5 745 9.0 103
3 CO 8.0
*^ -* 2.0 1513 285 8.0 20.5 745 9.1 103

3j 3.0 1514 285 20.0 745 9.0 102

i1 4.0 1515 285 20.0 745 8.9 101

I* c
23

8 " 5.0 1520 285 8.0 20.0 745 8.9 100
o>

of Q. 6.0 1521 284 8.0 20.0 745 8.8 100

IF I 7.0 1522 284 8.0 20.0 745 8.8 100

<o
3Hs 3C 8.0 1523 284 8.0 20.0 745 8.8 99

OcZ (aaD 9.0 1524 284 8.0 20.0 745 8.8 99

>| CL-13 385354095265413 10.0 07-15-93 1525 July 1993 284 8.0 20.0 745 8.8 99
CL-20 385718095251220 11.0 07-14-93 1526 880.06 287 7.9 19.0 745 8.4 93
(O -« 12.0 1527 295 7.7 17.0 745 6.7 71
CCO 0*) 13.0 1528 320 7.4 13.5 745 4.0 39
H 3"
.1 1217 328 8.1 27.5 739 4.9 64
8i 1.0 1220 360 7.5 25.0 739 4.8 60
2.0 1223 378 7.5 24.5 739 4.8 60
CO cCT 3.0 1225 378 7.5 24.5 739 4.8 60
3 4.0 1228 377 7.5 24.5 739 4.8 59
3)
(D 5.0 1230 377 7.5 24.5 739 4.8 59
CO 5.8 1231 370 7.5 24.5 739 4.8 59
(D
.1 1204 879.79 335 8.1 26.0 739 6.0 77
I-T1 1.0 1206 451 7.7 25.0 739 4.8 60
2.0 1209 493 7.6 23.5 739 4.2 51
O 2.7 1213 500 7.5 23.0 739 3.5 42

O

1

3
0>

a

TJ
0

o3

3

0r>~
o>

y>

Table 9. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Clinton Lake, Kansas, May and July 1993
Continued

Down-

stream order Reservoir Specific Temp- Barometric Oxygen,
erature, pressure dissolved
and map Sampling elevation conduct- Field w(°aCte)r Oxygen,
(mm (% satur-
o5.' reference U.S. Geological depth Date above sea ance pH (00010) dissolved ation)
(units) ofHg) (mg/L) (00301)
number Survey Identification (meters) (month-day- Time level1 (feet) (iiS/cm) (00025) (00300)
91. (fig. 3)
number (00098) year) (24-hour) (72020) (00095) (00400)
(0

o_ July 1993 Continued
o' CL-6
385254095244206 0.1 07-13-93 1010 879.68 280 7.7 25.5 737 3.6 45
6o 7.7 25.5 737 3.4 43
1.0 1011 275 7.6 24.5 737 2.2 27
§3ac 7.6 23.5 737 1.2 15
2.0 1012 270 7.5 23.5 737 .5 6
3
8 3.0 1013 257 26.0 739 7.2 92
26.0 739 7.1 90
o 4.0 1016 230 25.5 739 6.2 79
25.5 739 5.5 70
jr 25.5 739 4.5 57

CL-2 385542095195402 .1 07-14-93 1008 879.78 313 8.2 25.0 739 3.8 48
1.0 1012 319 8.3 25.0 739 3.2 40
S 2.0 1014 323 8.2 25.0 739 3.3 42
| 25.0 739 3.6 44
25.0 739 2.7 34
3 3.0 1019 326 7.9
e1 25.0 739 1.6 20
4.0 1025 330 7.8 25.0 739 1.2 15
2 24.5 739 .6 8
3 24.5 739 .2 3

0> 5.0 1029 331 7.7

a 6.0 1031 332 7.6

0

18o 7.0 1034 331 7.6
8.0 1036 331 7.6

a. 9.0 1038 332 7.5

6
X

(O

<D 10.0 1041 332 7.4

o 11.0 1043 333 7.4

1 12.0 1046 333 7.3

<D

W 13.0 1048 336 7.2

O

;* Reservoir water-surface elevation as measured at dam.

O
3

*ST

Table 10. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Pomona Lake, Kansas, June and July 1993

[meters used in this table can be converted to feet by multiplying by 3.281; ^S/cm, microsiemens per centimeter at 25 degrees Celsius; °C, degrees Celsius; mm, millimeters; Hg, mercury; %, percent; mg/L,
milligrams per liter; five digits in parentheses are U.S. Geological Survey WATSTORE parameter codes]

Down- Sampling Reservoir Field Temp- Baro- Oxygen, Oxygen,
aanHsnarsld,ar ateCr-Qrouanliety stream order elevation Specific dissolved
above sea conduct- metric
and map pressure

reference U.S. Geological depth Date level 1 ance PH erature, (mm dissolved (% satur-

number Survey identification (meters) (month-day- Time (feet) (liS/cm) (units) water (°C) ofHg) (mg/L) ation)

(fig. 4) number (00098) year) (24-hour) (72020) (00095) (00400) (00010) (00025) (00300) (00301)

0o 384002095381707 0.1 06-16-93 1106 June 1993 391 8.0 26.5 737 7.9 101
1.0 1107 976.12 391 8.0 26.5 737 7.8 100
is PO-7 2.0 1108 388 8.0 26.5 737 7.7 100
2.5 1109 382 8.0 26.0 737 7.6 97
3D ^
w
wO

2£

|| PO-12 384052095360812 .1 06-15-93 1121 976.30 283 8.0 26.0 742 7.5 95

Is 1.0 1124 282 8.0 25.5 742 7.2 91
F* 2.0 1127 275 7.9 24.0 742 6.5 80
IF -I 3.0 1131 272 7.8 23.0 742 5.6 68
4.0 1135 272 7.6 22.0 742 4.8 56
HC

=f Q.

I 2" 5.0 1138 270 7.6 21.5 742 4.5 52

6.0 1140 272 7.5 21.5 742 4.2 49
<£o ff

wa 8.0 25.0 742 8.3 103
H j? PO-3 06-15-93 1245 976.30 269
383935095343003 .1

(0 S 1.0 1250 269 8.0 24.0 742 8.0 98
W7
C 1.2 1252 268 8.0 24.0 742 7.9 97
3

3D 2.0 1254 266 7.9 23.5 742 7.7 93
IS
3.0 1256 266 7.8 22.5 742 7.1 85

3O_'

4.0 1300 266 7.7 21.5 742 6.0 70

0) 5.0 1302 265 7.6 21.0 742 6.0 69
O 6.0 1304 265 7.6 20.5 742 5.8 67

1 7.0 1306 266 7.5 20.5 742 5.3 61
3
Q> 8.0 1309 265 7.5 20.0 742 4.9 55
3
Q.

O 9.0 1311 265 7.5 20.0 742 4.6 52
10.0 1314 264 7.4 19.5 742 4.2 47
o3

3
Q)
11.0 1317 265 7.4 19.5 742 3.6 41
Dr) 11.5 1319 267 7.4 19.0 742 2.8 31

(JDT
»
12.0 1322 268 7.3 18.5 742 2.1 23

Table 10. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Pomona Lake, Kansas, June and July 1993
Continued

Down- Reservoir Baro-

stream order elevation Specific metric Oxygen,
and map above sea conduct- Temp- pressure Oxygen, dissolved
Sampling Field
SVerptical reference U.S. Geological depth
Date level1 ance pH erature, (mm dissolved (% satur-

number Survey identification (meters) (month-day- Time (feet) (|iS/cm) (units) water (°C) ofHg) (mg/L) ation)

(fig. 4) number (00098) year) (24-hour) (72020) (00095) (00400) (00010) (00025) (00300) (00301)

(D July 1993
O_

I PO-7 384002095381707 0.1 07-28-93 1125 992.64 261 7.5 28.5 738 6.1 81
1.0 1129 259 7.5 28.0 738 5.8 76
O 2.0 1131 259 7.5 27.5 738 5.7 75

a

& 3.0 1132 261 7.6 27.5 738 5.6 74

o 4.0 1135 262 7.6 27.5 738 5.2 68

o

I

=5 4.0 1300 264 7.6 27.5 738 3.8 49

§ 5.0 1138 236 7.2 26.0 738 2.2 28

Z| 6.0 1141 207 7.2 25.0 738 1.9 23

3 6.0 1250 219 7.2 25.0 738 2.2 28

ac PO-12 384052095360812 .1 07-28-93 1601 992.64 288 8.3 29.5 738 7.4 101
3 1.0 1607 295 8.3 29.5 738 7.3 99

a 2.0 1612 295 8.0 28.0 738 5.7 75

D 3.0 1617 287 7.7 27.0 738 4.7 61
aao>t
4.0 1621 276 7.6 26.5 738 4.0 52

I
6
6.0 1626 270 7.5 25.5 738 3.7 47

«8 8.0 1631 217 7.3 24.5 738 2.3 28

3 10.0 1634 200 7.2 24.0 738 1.5 18

T)
a 12.0 1639 196 7.2 23.5 738 1.0 13
12.5 1643 200 7.2 23.5 738 .9 11
<D
0)

o5 383935095343003 .1 07-27-93 1425 992.62 256 7.1 25.5 735 5.5 70
o3 PO-3
1.0 1430 250 7.6 26.5 735 4.9 63
3

ST 2.0 1435 252 7.6 26.0 735 4.8 61
j^
3.0 1440 249 7.5 25.5 735 4.6 58

1 4.0 1447 251 7.5 25.5 735 4.6 58

§
CO

Table 10. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Pomona Lake, Kansas, June and July 1993
Continued

XV 2 Down- Reservoir Baro-
elevation metric
§i stream order above sea Specific pressure Oxygen,
»g o? conduct- (mm dissolved
and map Sampling level 1 Field Temp- ofHg) Oxygen, (% satur-
30> 2£L depth (feet) ance PH erature, (00025) dissolved
^ 3" reference U.S. Geological Date (jaS/cm) (units) water (°C) ation)
(meters) (month-day- Time (72020) (00095) (00400) (00010) (mg/L) (00301)
|o number Survey identification (00098) (00300)
year) (24-hour)
3 Q. (fig. 4) number
O5
July 1993 Continued
3W
*0 PO-3 383935095343003 5.0 07-27-93 1452 992.62 246 7.5 25.5 735 4.3 54
33 3 6.0 7.4 25.0 735 3.9 49
8.0 1505 250 7.4 25.0 735 3.3 41
S1 10.0 7.3 24.5 735 2.7 34
-"" C 12.0 1511 236 7.2 23.5 735 2.3 29

z3 1515 237
1520 185
o> -
14.0 1525 176 7.2 23.5 735 2.2 26
(0 0> 15.0 1530 24
16.0 1532 176 7.1 23.0 735 2.0 23
DJ Q. 16.5 1535 22
176 7.2 23.0 735 1.9
^< 1o Reservoir water-surface elevation as measured at dam.
174 7.1 23.0 735 1.8
3*|

£§

(O "

-sC(0 0>*

c

3

8

<D

|

O

o
£

3
0>

a3
o
3o

0>

Table 11. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Harlan County Reservoir, Nebraska, June and
July 1993

SVertic|al [meters used in this table can be converted to feet by multiplying by 3.281; nS/cm, microsiemens per centimeter at 25 degrees Celsius; °C, degrees Celsius; mm, millimeters; Hg, mercury; %, percent; mg/L,
milligrams per liter; five digits in parentheses are U.S. Geological Survey WATSTORE parameter codes]

8 Down-o3 Reservoir Specific Temp- Baro-
elevation conduct- erature, metric
o stream order Field w(°aCte)r pressure Oxygen,
Date above sea ance pH dissolved
O and map Sampling (month-day- Time level1 (feet) (|iS/cm) (units) (00010) (mm Oxygen, (% satur-
reference U.S. Geological depth (00400) ofHg) dissolved
1c number Survey Identification (meters) year) (24-hour) (72020) (00095) (00025) ation)
(fig. 5) number (00098) (mg/L)
(00300) (00301)

1o HC-7 June 1993

X 400513099222107 0.5 06-02-93 1201 1945.3 792 8.1 20.5 707 6.1 74

1.0 1202 792 8.2 20.5 707 5.9 71

ft 2.0 1203 789 8.2 20.5 707 5.7 69

i11 2.5 1204 789 8.2 20.5 707 5.6 68

tn3 400153099180804 .5 06-03-93 1301 1945.3 632 8.2 18.0 705 7.8 89
HCM 1.0 1302 633 8.2 18.0 705 7.4 86
3 2.0 1303 633 8.2 18.0 705 7.4 86

D> 3.0 1304 634 8.2 18.0 705 7.4 85

a3 4.0 1305 635 8.2 18.0 705 7.4 85

0

M

| HC-2 400413099125902 .5 06-03-93 1100 1945.3 637 8.1 18.0 705 7.8 89
9- 1.0 1101 638 8.1 18.0 705 7.7 88
2.0 1102 637 8.1 18.0 705 7.6 87
£ 3.0 1103 639 8.1 18.0 705 7.6 87
4.0 1104 639 8.1 18.0 705 7.5 86
(Q
» 5.0 1105 634 8.1 18.0 705 7.5 86
3 6.0 1106 634 8.1 18.0 705 7.4 85
TJ 7.0 1107 634 8.1 18.0 705 6.8 78
8.0 1108 637 8.0 17.5 705 6.5 74
o 9.0 1109 637 8.0 17.5 705 6.0 68

8 10.0 1110 635 8.0 17.0 705 5.8 66
11.0 1111 635 7.9 17.0 705 5.5 61
0) 12.0 1112 635 7.9 16.5 705 5.1 57
13.0 1113 634 7.8 15.5 705 3.6 40
5T 14.0 1114 636 7.6 15.0 705 1.9 20

3

oo

1

39D

i

2.

8z-

15.0 1115 636 7.6 14.5 705 .9 10

Table 11. Vertical specific-conductance, pH, water-temperature, and dissolved-oxygen profiles from Harlan County Reservoir, Nebraska, June and
July 1993 Continued

Down- Baro-

KHannsaads, WaCter-Quality stream order Reservoir Specific Temp- metric Oxygen,
and map elevation conduct-
Sampling Field erature, pressure Oxygen, dissolved
reference U.S. Geological depth above sea ance pH
Date water (mm dissolved (% satur-

number Survey identification (meters) (month-day- Time level1 (feet) (uS/cm) (units) ofHg) (mg/L) ation)
(fig. 5) number (00098) year) (24-hour) (72020) (00095) (00400) (00010) (00025) (00300) (00301)

53T §a July 1993 511
O 5 HC-7 400513099222107 0.1 07-20-93 1155 1948.2 7.7 25.0 711 4.1 54
00
1.0 1157 507 7.6 25.0 711 3.9 51
§3
3 8. 2.0 1201 490 7.6 24.5 711 3.8 49

8* :± 3.0 1204 491 7.6 24.5 711 3.7 47

0

il2-b HC-4 400153099180804 .1 07-21-93 1020 1948.3 612 8.3 25.0 708 7.4 97

(D o 1.0 1027 613 8.4 25.0 708 7.4 97

?< 2.0 1033 613 8.4 25.0 708 7.4 96

faW 0) 3.0 1039 615 8.4 25.0 708 7.3 95

23 4.0 1047 615 8.4 24.5 708 7.2 94

<^

i &5! § 5.0 1053 614 8.4 24.5 708 6.9 90

3a
31 ^ HC-2
400413099125902 .1 07-21-93 1517 1948.4 623 8.4 24.0 708 6.6 84

IeQ? 5«f 1.0 1521 622 8.4 24.0 708 6.5 83
(c0 o*>* 2.0 1525 6 623 8.4 24.0 708 6.5 83

~ 3D

-* 0) 3.0 1535 624 8.4 24.0 708 6.4 83

C5D5 o3c"" 4.0 1537 622 8.4 24.0 708 6.4 82
3

3) 5.0 1541 625 8.4 24.0 708 6.1 78
(D
(0
i(D 6.0 1544 625 8.4 24.0 708 6.0 77
7.0 1548 627 8.4 24.0 708 5.9 76

o 8.0 1553 625 8.4 24.0 708 5.8 74

1 9.0 1555 623 8.4 24.0 708 5.8 74

O

1 10.0 1558 622 8.4 23.5 708 5.7 73

3 11.0 1602 622 8.4 23.5 708 5.6 72
0>

a 12.0 1605 622 8.3 23.5 708 5.4 69

0 13.0 1609 623 8.3 23.5 708 5.3 68

o 14.0 1612 623 8.2 23.5 708 4.2 54
3
0)

S5T" 15.0 1617 623 8.2 23.5 708 3.9 50

(D

Reservoir water-surface elevation as measured at dam