RED RIVER OF THE NORTH BASIN
05056270 BIG COULEE BELOW CHURCHS FERRY, ND
LOCATION.--Lat 48o15'33", long 99o12'00", in NE1/4SE1/4 sec.12, T. 155 N., R.67 W., Benson County, Hydrologic Unit 09020201, on
downstream side of bridge 1 mi south of Churchs Ferry.
DRAINAGE AREA.--1,260 mi2, approximately, of which about 140 mi2 is probably noncontributing, drainage area reduced from
approximately 2,510 mi2 with the completion of Channel A in March 1979.
WATER-DISCHARGE RECORDS
PERIOD OF RECORD.--March 1998 to current year.
GAGE.--Nonrecording gage. Elevation of gage is 1,450 ft above sea level, from State Department of Transportation.
REMARKS.--Records poor. Gage in backwater due to rising lake level of Devils Lake. Elevation at gage frequenty affected by wind.
EXTREMES FOR PERIOD OF RECORD.--Maximum daily discharge, 1,280 ft3/s, Apr. 20,1999, gage height 47.39 ft, backwater from Devils
Lake; maximum gage height observed, 47.64 ft, May 21-22, 1999; backwater from Devils Lake; no flow for many days.
EXTREMES FOR CURRENT YEAR.--Maximum daily discharge, 1,280 ft3/s, Apr. 20, gage height 47.39 ft, backwater from Devils
Lake; maximum gage height observed, 47.64 ft, May 21-22; backwater from Devils Lake; no flow for many days.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 --- --- --- --- --- e.00 e10 820 678 e330 246 317
2 --- --- --- --- --- e.00 e15 733 665 328 252 317
3 --- --- --- --- --- e.00 e23 756 630 324 243 e312
4 --- --- --- --- --- e.00 e35 750 574 335 241 e306
5 --- --- --- --- --- e.00 e60 762 564 e320 240 e300
6 --- --- --- --- --- e.00 e96 779 559 306 246 e295
7 --- --- --- --- --- e.00 159 672 502 310 240 289
8 --- --- --- --- --- e.00 219 656 493 328 240 249
9 --- --- --- --- --- e.00 343 651 470 321 225 256
10 --- --- --- --- --- e.00 461 797 451 317 228 269
11 --- --- --- --- --- e.00 672 646 461 313 e250 272
12 --- --- --- --- --- e.00 808 711 453 313 272 265
13 --- --- --- --- --- e.00 1140 667 435 317 259 259
14 --- --- --- --- --- e.00 1180 744 398 306 269 256
15 --- --- --- --- --- e.00 1200 767 410 358 285 256
16 --- --- --- --- --- e.00 1210 838 394 289 282 256
17 --- --- --- --- --- e.00 1260 894 398 306 292 259
18 --- --- --- --- --- e.00 1260 945 390 310 299 265
19 --- --- --- --- --- e.00 1250 984 390 306 306 265
20 --- --- --- --- --- e.00 1280 971 386 306 310 265
21 --- --- --- --- --- e.00 1280 1010 382 303 313 262
22 --- --- --- --- --- e.00 1240 984 378 317 303 269
23 --- --- --- --- --- e.00 1190 958 e382 317 306 265
24 --- --- --- --- --- e.00 1140 939 386 324 306 265
25 --- --- --- --- --- e.00 1090 894 390 324 310 256
26 --- --- --- --- --- e.50 1040 838 339 310 306 259
27 --- --- --- --- --- e1.0 984 832 335 296 310 259
28 --- --- --- --- --- e1.5 945 767 332 289 317 249
29 --- --- --- --- --- e2.5 882 820 332 275 310 249
30 --- --- --- --- --- e4.2 869 808 e331 272 313 249
31 --- --- --- --- --- e6.2 --- e740 --- 249 324 ---
MEAN --- --- --- --- --- .51 778 811 443 310 279 270
MAX --- --- --- --- --- 6.2 1280 1010 678 358 324 317
MIN --- --- --- --- --- .00 10 646 331 249 225 249
e Estimated
WATER-QUALITY RECORDS
PERIOD OF RECORD.--Water years 1958, 1961 to current year.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DIS- BARO- OXYGEN, PH PH SPE-
CHARGE, METRIC DIS- WATER WATER CIFIC SPE-
INST. PRES- SOLVED WHOLE WHOLE CON- CIFIC
CUBIC SURE (PER- OXYGEN, FIELD LAB DUCT- CON- TEMPER- TEMPER-
FEET (MM CENT DIS- (STAND- (STAND- ANCE DUCT- ATURE ATURE
DATE TIME PER OF SATUR- SOLVED ARD ARD LAB ANCE AIR WATER
SECOND HG) ATION) (MG/L) UNITS) UNITS) (US/CM) (US/CM) (DEG C) (DEG C)
(00061) (00025) (00301) (00300) (00400) (00403) (90095) (00095) (00020) (00010)
APR
06... 1240 96 -- -- -- -- -- -- 1320 5.0 1.5
13... 1425 1160 720 81 10.1 7.9 7.7 841 756 15.0 3.5
23... 1305 1180 735 144 17.5 8.7 -- 600 606 10.0 5.5
MAY
05... 1220 761 708 88 8.1 9.0 -- 577 633 18.0 15.5
JUN
10... 1445 448 727 84 7.2 8.4 8.3 679 692 22.0 20.6
AUG
04... 1000 239 730 9 7.1 8.6 -- 787 748 23.0 20.1
ANC
HARD- MAGNE- POTAS- SODIUM UNFLTRD CHLO- FLUO-
NESS CALCIUM SIUM, SIUM, AD- SODIUM, TIT 4.5 RIDE, RIDE, SULFATE
TOTAL DIS- DIS- DIS- SORP- DIS- LAB DIS- DIS- DIS-
(MG/L SOLVED SOLVED SOLVED TION SOLVED (MG/L SOLVED SOLVED SOLVED
DATE AS (MG/L (MG/L (MG/L RATIO SODIUM (MG/L AS (MG/L (MG/L (MG/L
CACO3) AS CA) AS MG) AS K) PERCENT AS NA) CACO3) AS CL) AS F) AS SO4)
(00900) (00915) (00925) (00935) (00931) (00932) (00930) (90410) (00940) (00950) (00945)
APR
06... -- -- -- -- -- -- -- -- -- -- --
13... 340 71 39 15 1 23 48 235 29 .10 210
23... 250 52 28 12 .8 20 30 173 15 .10 130
MAY
05... 230 49 27 12 .9 21 30 167 17 .10 130
JUN
10... 290 60 33 13 .9 21 36 198 16 .20 160
AUG
04... 330 67 39 14 1 21 42 220 16 .20 180
NITRO- NITRO- NITRO- NITRO- NITRO- PHOS- SOLIDS,
GEN, GEN,AM- GEN, GEN, NITRO- GEN, PHORUS SOLIDS, RESIDUE
AMMONIA MONIA + NITRATE NO2+NO3 GEN, NITRO- NITRITE ORTHO, PHOS- DIS- AT 180
DIS- ORGANIC DIS- DIS- ORGANIC GEN, DIS- DIS- PHORUS SOLVED DEG. C
SOLVED TOTAL SOLVED SOLVED TOTAL TOTAL SOLVED SOLVED TOTAL (TONS DIS-
DATE (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L PER SOLVED
AS N) AS N) AS N) AS N) AS N) AS N) AS N) AS P) AS P) DAY) (MG/L)
(00608) (00625) (00618) (00631) (00605) (00600) (00613) (00671) (00665) (70302) (70300)
APR
06... -- -- -- -- -- -- -- -- -- -- --
13... .421 1.2 .763 .866 .80 2.1 .103 .458 .337 1830 584
23... .032 1.7 .454 .509 1.7 2.2 .055 .206 .380 1310 412
MAY
05... .034 1.7 -- .060 1.7 1.8 <.010 .037 .215 785 382
JUN
10... .091 1.3 .188 .225 1.3 1.6 .037 .160 .242 556 460
AUG
04... .089 3.2 -- <.050 3.1 -- <.010 .238 .438 352 545
SOLIDS,
SUM OF MANGA- MOLYB- SELE- STRON-
CONSTI- ARSENIC IRON, LEAD, LITHIUM NESE, MERCURY DENUM, NIUM, TIUM,
TUENTS, DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS-
DIS- SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED
DATE SOLVED (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L
(MG/L) AS AS) AS FE) AS PB) AS LI) AS MN) AS HG) AS MO) AS SE) AS SR)
(70301) (01000) (01046) (01049) (01130) (01056) (71890) (01060) (01145) (01080)
APR
06... -- -- -- -- -- -- -- -- -- --
13... 560 4 60 <1.0 40 530 <.1 1.0 <1 270
23... 374 3 40 <1.0 30 160 <.1 <1.0 <1 240
MAY
05... 366 3 40 <1.0 30 50 <.1 <1.0 <1 240
JUN
10... 439 5 20 <1.0 30 130 <.1 <1.0 <1 300
AUG
04... 491 5 70 2.0 40 80 <.1 1.0 <1 300
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