HEART RIVER BASIN
06344600 GREEN RIVER NEAR NEW HRADEC, ND
LOCATION.--Lat 47°01'40", long 103°03'10", on line between secs.13 and 14, T.141 N., R.98 W., Billings County, Hydrologic Unit
10130202, on left bank above county highway bridge, and 8 mi west of New Hradec.
DRAINAGE AREA.--152 mi2, approximately.
WATER-DISCHARGE RECORDS
PERIOD OF RECORD.--February 1964 to current year.
GAGE.--Water-stage recorder. Elevation of gage is 2,510 ft above sea level, from topographic map.
REMARKS--Records fair except for periods of estimated discharge, which are poor.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 e1.1 e1.1 1.7 1.6 .84 18 2.0 2.0 1.6 .37 e.15 .22
2 e1.0 e1.1 1.8 1.4 .93 15 2.3 1.9 2.2 .32 e.15 .22
3 e1.5 e1.1 1.8 1.3 1.1 12 2.3 1.8 2.3 .37 e.15 .23
4 e2.0 e1.1 1.7 1.1 1.1 10 2.6 1.7 2.0 .44 e.14 .25
5 e1.8 1.1 1.7 1.2 1.0 9.0 2.4 1.4 1.6 .55 e.14 .26
6 e1.5 1.0 1.8 1.3 1.0 8.6 2.1 1.3 1.1 .77 e.14 .26
7 e1.2 1.2 1.7 1.1 1.0 8.1 2.0 1.3 .88 1.2 e.13 .28
8 e1.0 1.3 1.7 1.2 1.3 8.0 2.0 2.0 .79 2.3 e.13 .33
9 e1.0 1.1 1.6 1.3 1.4 e6.5 2.0 2.3 .64 2.3 e.12 .42
10 e1.0 1.1 1.4 1.4 1.3 e6.0 2.0 2.3 .57 1.9 e.11 .44
11 e1.0 1.2 1.4 1.2 e1.3 5.4 1.8 1.9 .48 1.3 e.10 .48
12 e1.0 1.3 1.3 .97 1.2 4.4 1.7 1.7 .41 .90 e.10 .48
13 e1.5 1.3 1.3 e.90 1.1 e3.6 1.6 1.6 .51 .55 e.10 .46
14 e1.4 1.4 1.4 e.90 e1.1 e3.4 2.1 1.7 .69 .47 .10 .44
15 e1.3 1.5 1.4 e.90 1.1 3.0 2.3 1.8 1.2 .42 .10 .42
16 e1.2 1.6 1.2 e.90 e1.0 2.7 2.4 1.8 1.9 .33 .08 .40
17 e1.1 e1.5 1.2 e.90 e1.1 2.7 2.8 1.5 1.8 .28 .08 .40
18 e1.3 1.6 1.2 e.80 1.2 2.6 3.9 1.3 1.8 .33 .07 .47
19 e1.1 1.5 e1.2 e.80 1.2 2.7 5.6 1.1 1.7 .31 .07 .59
20 e1.0 1.6 e1.1 e.80 1.2 2.7 4.7 1.0 1.6 e.30 .05 .53
21 e1.0 1.7 e1.1 e.80 1.3 2.7 4.7 1.0 1.2 e.26 .04 .51
22 e1.0 1.9 e1.1 e.80 1.7 2.6 3.8 .90 1.0 e.23 .02 .61
23 e1.0 1.9 e1.1 e.80 3.0 2.7 3.3 .88 .94 e.22 .01 .57
24 e1.0 1.8 1.1 e.80 12 2.9 3.1 .68 1.1 e.21 .00 .57
25 e1.0 1.9 1.4 e.80 82 2.9 2.9 .53 .80 e.20 .00 .57
26 e1.0 1.9 1.3 e.80 62 2.8 2.8 .55 .60 e.20 .00 .51
27 e1.0 1.9 1.3 e.80 43 2.5 2.8 .79 .49 e.20 .00 .46
28 e1.0 1.8 1.5 e.80 33 2.3 2.6 1.0 .44 e.19 .00 .40
29 e1.0 1.7 1.6 e.80 23 2.1 2.4 2.0 .41 e.18 .02 .37
30 e1.0 1.7 1.7 .89 --- 2.2 2.2 2.0 .40 e.17 .10 .35
31 e1.0 --- 1.7 .90 --- 2.1 --- 1.5 --- e.16 .20 ---
TOTAL 36.0 43.9 44.5 30.96 283.47 162.2 81.2 45.23 33.15 17.93 2.60 12.50
MEAN 1.16 1.46 1.44 1.00 9.77 5.23 2.71 1.46 1.11 .58 .084 .42
MAX 2.0 1.9 1.8 1.6 82 18 5.6 2.3 2.3 2.3 .20 .61
MIN 1.0 1.0 1.1 .80 .84 2.1 1.6 .53 .40 .16 .00 .22
AC-FT 71 87 88 61 562 322 161 90 66 36 5.2 25
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1964 - 2000, BY WATER YEAR (WY)
MEAN 3.26 1.73 1.00 1.34 9.09 60.0 40.3 18.0 18.7 12.8 3.70 1.75
MAX 47.7 10.6 3.40 14.3 67.4 323 314 141 101 123 29.5 21.1
(WY) 1983 1999 1999 1974 1983 1972 1975 1970 1970 1964 1981 1986
MIN .076 .31 .13 .000 .000 .33 .71 .60 .067 .000 .000 .000
(WY) 1993 1993 1993 1993 1993 1964 1990 1992 1988 1988 1988 1994
SUMMARY STATISTICS FOR 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1964 - 2000
ANNUAL TOTAL 7969.99 793.64
ANNUAL MEAN 21.8 2.17 14.3
HIGHEST ANNUAL MEAN 35.9 1972
LOWEST ANNUAL MEAN .74 1992
HIGHEST DAILY MEAN 1190 Mar 16 82 Feb 25 2700 Mar 13 1972
LOWEST DAILY MEAN .53 Jul 14 .00 Aug 24 .00 May 25 1964
ANNUAL SEVEN-DAY MINIMUM .61 Jul 11 .00 Aug 22 .00 May 31 1964
INSTANTANEOUS PEAK FLOW 95 Feb 25 4120 May 9 1970
INSTANTANEOUS PEAK STAGE 7.60 Feb 25 a 19.58 Mar 21 1997
INSTANTANEOUS LOW FLOW .00 May 25 1964
ANNUAL RUNOFF (AC-FT) 15810 1570 10330
10 PERCENT EXCEEDS 37 2.7 14
50 PERCENT EXCEEDS 1.7 1.2 1.1
90 PERCENT EXCEEDS .99 .20 .18
a Backwater from ice
e Estimated
WATER-QUALITY RECORDS
PERIOD OF RECORD.--Water year 1984 to current year.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DIS- PH PH SPE-
CHARGE, WATER WATER CIFIC SPE- HARD- MAGNE-
INST. WHOLE WHOLE CON- CIFIC NESS CALCIUM SIUM,
CUBIC FIELD LAB DUCT- CON- TEMPER- TEMPER- TOTAL DIS- DIS-
FEET (STAND- (STAND- ANCE DUCT- ATURE ATURE (MG/L SOLVED SOLVED
DATE TIME PER ARD ARD LAB ANCE AIR WATER AS (MG/L (MG/L
SECOND UNITS) UNITS) (US/CM) (US/CM) (DEG C) (DEG C) CACO3) AS CA) AS MG)
(00061) (00400) (00403) (90095) (00095) (00020) (00010) (00900) (00915) (00925)
OCT
07... 1600 1.2 -- -- -- 1130 16.0 10.1 -- -- --
NOV
17... 1005 1.5 -- -- -- 1320 10.0 4.4 -- -- --
DEC
07... 1450 1.6 -- -- -- 1670 5.0 1.8 -- -- --
JAN
13... 1010 .92 -- -- -- 1520 -8.0 .5 -- -- --
FEB
15... 1025 1.0 -- -- -- 1220 -2.0 .5 -- -- --
29... 1440 24 -- -- -- 2660 6.5 1.0 -- -- --
MAR
15... 0945 2.9 8.3 -- 1150 1170 -7.0 2.2 190 36.0 23.0
29... 1140 2.1 -- -- -- 1220 6.5 6.0 -- -- --
APR
25... 1420 2.8 -- -- -- 1800 19.0 16.5 -- -- --
JUN
21... 1440 1.2 -- -- -- 1200 24.0 19.0 -- -- --
AUG
09... 0930 .12 8.3 8.4 1090 1090 27.5 22.5 200 32.0 28.0
22... 1230 .01 -- -- -- 1130 27.0 21.0 -- -- --
ANC SOLIDS,
POTAS- SODIUM UNFLTRD CHLO- FLUO- SOLIDS, RESIDUE
SIUM, AD- SODIUM, TIT 4.5 RIDE, RIDE, SULFATE DIS- AT 180
DIS- SORP- DIS- LAB DIS- DIS- DIS- SOLVED DEG. C
SOLVED TION SOLVED (MG/L SOLVED SOLVED SOLVED (TONS DIS-
DATE (MG/L RATIO (MG/L SODIUM AS (MG/L (MG/L (MG/L PER SOLVED
AS K) AS NA) PERCENT CACO3) AS CL) AS F) AS SO4) DAY) (MG/L)
(00935) (00931) (00930) (00932) (90410) (00940) (00950) (00945) (70302) (70300)
OCT
07... -- -- -- -- -- -- -- -- -- --
NOV
17... -- -- -- -- -- -- -- -- -- --
DEC
07... -- -- -- -- -- -- -- -- -- --
JAN
13... -- -- -- -- -- -- -- -- -- --
FEB
15... -- -- -- -- -- -- -- -- -- --
29... -- -- -- -- -- -- -- -- -- --
MAR
15... 8.7 6 190 68 236 7.9 .4 370 6.33 806
29... -- -- -- -- -- -- -- -- -- --
APR
25... -- -- -- -- -- -- -- -- -- --
JUN
21... -- -- -- -- -- -- -- -- -- --
AUG
09... 5.5 6 180 66 370 9.6 .4 200 .24 737
22... -- -- -- -- -- -- -- -- -- --
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)
OCT
07... -- -- -- -- -- -- -- -- -- --
NOV
17... -- -- -- -- -- -- -- -- -- --
DEC
07... -- -- -- -- -- -- -- -- -- --
JAN
13... -- -- -- -- -- -- -- -- -- --
FEB
15... -- -- -- -- -- -- -- -- -- --
29... -- -- -- -- -- -- -- -- -- --
MAR
15... 778 1.0 340 1 20.0 50 <.1 <1 <1.0 380
29... -- -- -- -- -- -- -- -- -- --
APR
25... -- -- -- -- -- -- -- -- -- --
JUN
21... -- -- -- -- -- -- -- -- -- --
AUG
09... 678 2.0 70 1 30.0 40 <.1 <1 <1.0 400
22... -- -- -- -- -- -- -- -- -- --
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