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RED RIVER OF THE NORTH BASIN
05060100 MAPLE RIVER BELOW MAPLETON, ND
LOCATION.--Lat 46o54'19", long 97o03'08", in NW1/4NW1/4NW1/4 sec.31, T.140 N., R.50 W., Cass County, Hydrologic Unit 09020204,
on left bank just downstream from bridge on county highway 1.0 mi north of Mapleton.
DRAINAGE AREA.-- 1,480 mi2, approximately, of which 70 mi2 is probably noncontributing.
WATER-DISCHARGE RECORDS
PERIOD OF RECORD.--April 1944 to September 1975, March 1995 to current year. April 1944 to September 1958 published as "at
Mapleton". Record not equivalent at extreme high flows to station 05060000 (site 9 mi upstream), which was operated for water
years 1959 to 1975.
GAGE.--Water-stage recorder. Datum of gage is 890.00 ft above sea level. Feb. 16, 1944, to Sept. 30, 1958, nonrecording gage at
site 2 mi upstream at datum 3.33 ft lower.
REMARKS.--Records good except for periods of estimated discharge, which are poor.
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 14 104 186 e32 e19 e35 e2100 168 224 42 77 27
2 14 107 212 e30 e19 e32 e2300 156 196 40 67 48
3 13 98 e220 e30 e19 e32 e2600 150 182 39 59 165
4 15 89 e230 e29 e19 e30 e3000 146 161 82 49 456
5 21 83 e230 e28 e19 e30 e2900 144 153 86 44 1050
6 20 79 e220 e26 e18 e30 2510 161 147 76 42 1740
7 18 80 e190 e24 e18 e30 2240 289 141 97 46 1890
8 20 78 e160 e22 e18 e35 1980 440 143 145 46 1540
9 26 78 e150 e21 e18 e40 1780 439 131 137 50 962
10 24 e75 e150 e20 e18 e50 1590 907 116 113 50 539
11 24 55 e160 e19 e18 e54 1410 2410 107 89 54 398
12 21 63 e160 e19 e17 e49 1260 3110 96 66 58 343
13 22 78 e150 e19 e16 e45 1140 2570 89 53 51 302
14 22 76 e140 e18 e16 e43 999 2200 82 45 45 281
15 24 e70 e130 e18 e16 e45 861 2280 76 40 44 259
16 26 e65 e125 e18 e15 e60 748 2340 71 39 42 238
17 70 e60 e120 e18 e15 e150 655 2230 64 46 44 220
18 293 e58 e110 e17 e14 e300 582 1980 61 52 39 205
19 330 e55 e105 e17 e14 e800 518 1710 59 51 36 188
20 306 e45 e99 e17 e14 e1600 473 1450 54 48 34 170
21 240 46 e90 e17 e14 e2200 422 1230 51 44 32 153
22 190 53 e80 e17 e14 e2700 376 1040 48 43 30 136
23 170 59 e72 e18 e14 e2600 321 875 47 40 31 124
24 172 69 e64 e18 e21 2430 282 739 46 42 29 112
25 168 71 e60 e18 e22 2190 256 625 49 151 27 101
26 153 75 e53 e18 e25 2060 239 536 52 290 26 91
27 137 89 e48 e19 e30 1940 223 465 48 214 24 83
28 123 121 e44 e19 e35 2150 211 402 45 159 22 76
29 111 150 e40 e19 --- 2840 198 345 43 125 21 72
30 100 165 e37 e19 --- 2660 184 302 44 105 22 64
31 104 --- e35 e19 --- 2180 --- 261 --- 91 22 ---
TOTAL 2991 2394 3870 643 515 29440 34358 32100 2826 2690 1263 12033
MAX 330 165 230 32 35 2840 3000 3110 224 290 77 1890
MIN 13 45 35 17 14 30 184 144 43 39 21 27
AC-FT 5930 4750 7680 1280 1020 58390 68150 63670 5610 5340 2510 23870
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1944 - 1999, BY WATER YEAR (WY)
MAX 96.5 79.8 125 20.7 288 1376 2956 1035 717 280 51.1 401
(WY) 1999 1999 1999 1999 1998 1998 1997 1999 1953 1997 1953 1999
MIN .000 1.75 .63 .016 .000 .000 21.0 6.30 6.52 2.90 .042 .000
(WY) 1953 1953 1956 1956 1945 1956 1953 1955 1954 1956 1946 1949
SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1944 - 1999
ANNUAL TOTAL 101781.3 125123
HIGHEST ANNUAL MEAN 343 1999
LOWEST ANNUAL MEAN 11.1 1954
HIGHEST DAILY MEAN 3500 Feb 28 3110 May 12 6620 Apr 16 1997
LOWEST DAILY MEAN 7.7 Sep 25 13 Oct 3 .00 Jan 16 1945
ANNUAL SEVEN-DAY MINIMUM 9.2 Sep 21 14 Feb 17 .00 Jan 16 1945
INSTANTANEOUS PEAK FLOW a 3210 May 12 b 7150 Apr 16 1997
INSTANTANEOUS PEAK STAGE c 22.29 Mar 22 d 24.96 Apr 8 1997
ANNUAL RUNOFF (AC-FT) 201900 248200 72470
10 PERCENT EXCEEDS 755 1320 168
50 PERCENT EXCEEDS 103 76 7.1
90 PERCENT EXCEEDS 13 19 .10
a Gage height, 21.18 ft
b Gage height, 23.76 ft
c Backwater from ice
d Observed backwater from ice, may have been higher during period of no gage height record, Apr. 6-9
e Estimated
WATER-QUALITY RECORDS
PERIOD OF RECORD.--Water year 1995 to current year.
PERIOD OF DAILY RECORD.--
WATER TEMPERATURE: April 1997 to current year.
SPECIFIC CONDUCTANCE: April 1997 to current year.
INSTRUMENTATION.--Water-quality sensors since April 1997.
REMARKS.--Records good.
EXTREMES FOR PERIOD OF DAILY RECORD.--
WATER TEMPERATURE: Maximum recorded, 30.8oC, July 14, 1998; minimum recorded, less than 0.0oC, April 16, 1997.
SPECIFIC CONDUCTANCE: Maximum recorded, 2,090 microsiemens, Jan. 15, 1998; minimum recorded, 330 microsiemens, April 16,
1997.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DIS- DIS- PH PH SPE-
CHARGE, CHARGE, WATER WATER CIFIC SPE- HARD-
IN INST. WHOLE WHOLE CON- CIFIC NESS CALCIUM
CUBIC CUBIC FIELD LAB DUCT- CON- TEMPER- TEMPER- TOTAL DIS-
FEET FEET (STAND- (STAND- ANCE DUCT- ATURE ATURE (MG/L SOLVED
DATE TIME PER PER ARD ARD LAB ANCE AIR WATER AS (MG/L
SECOND SECOND UNITS) UNITS) (US/CM) (US/CM) (DEG C) (DEG C) CACO3) AS CA)
(00060) (00061) (00400) (00403) (90095) (00095) (00020) (00010) (00900) (00915)
OCT
08... 0830 -- 18 -- -- -- 1180 15.5 10.3 -- --
27... 1630 137 -- -- -- -- 699 -- 12.7 -- --
DEC
09... 0930 -- 149 -- -- -- 1660 -1.0 -.5 -- --
18... 1045 110 -- -- -- -- 2110 -- 1.5 -- --
FEB
05... 1400 -- 18 -- -- -- 1980 -- .5 -- --
MAR
02... 0800 32 -- -- -- -- -- -- 1.1 -- --
24... 0940 -- 2450 8.1 -- 534 527 -.5 2.0 200 45
28... 0815 -- 2120 -- -- -- 494 .0 3.0 -- --
APR
13... 1415 1140 -- -- -- -- 976 -- 12.2 -- --
27... 1550 -- 224 -- -- -- 1320 15.0 11.0 -- --
MAY
06... 1245 161 -- -- -- -- 1460 -- 17.3 -- --
25... 1400 625 -- -- -- -- 1240 -- 19.0 -- --
JUN
09... 0815 131 -- -- -- -- 1560 -- 24.4 -- --
JUL
07... 1115 97 -- -- -- -- 1080 -- 24.0 -- --
15... 0950 40 -- -- -- -- 1360 -- 27.5 -- --
19... 1455 -- 53 7.9 7.8 1210 1240 28.0 25.5 490 100
AUG
11... 1430 54 -- -- -- -- 1180 -- 25.3 -- --
SEP
01... 0830 -- 23 -- -- -- 1310 16.0 19.0 -- --
ANC SOLIDS,
MAGNE- POTAS- SODIUM UNFLTRD CHLO- FLUO- SOLIDS, RESIDUE
SIUM, SIUM, AD- SODIUM, TIT 4.5 RIDE, RIDE, SULFATE DIS- AT 180
DIS- DIS- SORP- DIS- LAB DIS- DIS- DIS- SOLVED DEG. C
SOLVED SOLVED TION SOLVED (MG/L SOLVED SOLVED SOLVED (TONS DIS-
DATE (MG/L (MG/L RATIO SODIUM (MG/L AS (MG/L (MG/L (MG/L PER SOLVED
AS MG) AS K) PERCENT AS NA) CACO3) AS CL) AS F) AS SO4) DAY) (MG/L)
(00925) (00935) (00931) (00932) (00930) (90410) (00940) (00950) (00945) (70302) (70300)
OCT
08... -- -- -- -- -- -- -- -- -- -- --
27... -- -- -- -- -- -- -- -- -- -- --
DEC
09... -- -- -- -- -- -- -- -- -- -- --
18... -- -- -- -- -- -- -- -- -- -- --
FEB
05... -- -- -- -- -- -- -- -- -- -- --
MAR
02... -- -- -- -- -- -- -- -- -- -- --
24... 21 8.7 .9 22 28 124 21 .20 130 2270 343
28... -- -- -- -- -- -- -- -- -- -- --
APR
13... -- -- -- -- -- -- -- -- -- -- --
27... -- -- -- -- -- -- -- -- -- -- --
MAY
06... -- -- -- -- -- -- -- -- -- -- --
25... -- -- -- -- -- -- -- -- -- -- --
JUN
09... -- -- -- -- -- -- -- -- -- -- --
JUL
07... -- -- -- -- -- -- -- -- -- -- --
15... -- -- -- -- -- -- -- -- -- -- --
19... 58 11 2 27 85 226 47 .20 400 130 914
AUG
11... -- -- -- -- -- -- -- -- -- -- --
SEP
01... -- -- -- -- -- -- -- -- -- -- --
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
08... -- -- -- -- -- -- -- -- -- --
27... -- -- -- -- -- -- -- -- -- --
DEC
09... -- -- -- -- -- -- -- -- -- --
18... -- -- -- -- -- -- -- -- -- --
FEB
05... -- -- -- -- -- -- -- -- -- --
MAR
02... -- -- -- -- -- -- -- -- -- --
24... 329 3 50 <1.0 30 210 <.1 1.0 <1 210
28... -- -- -- -- -- -- -- -- -- --
APR
13... -- -- -- -- -- -- -- -- -- --
27... -- -- -- -- -- -- -- -- -- --
MAY
06... -- -- -- -- -- -- -- -- -- --
25... -- -- -- -- -- -- -- -- -- --
JUN
09... -- -- -- -- -- -- -- -- -- --
JUL
07... -- -- -- -- -- -- -- -- -- --
15... -- -- -- -- -- -- -- -- -- --
19... 837 7 70 <1.0 80 100 <.1 4.0 <1 490
AUG
11... -- -- -- -- -- -- -- -- -- --
SEP
01... -- -- -- -- -- -- -- -- -- --
TEMPERATURE, WATER (DEG. C), WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
OCTOBER NOVEMBER DECEMBER JANUARY
1 15.0 12.3 13.5 10.1 9.2 9.7 .5 .3 .4 --- --- ---
2 13.1 11.6 12.4 9.5 8.5 8.9 .5 .2 .4 --- --- ---
3 12.1 10.4 11.5 8.5 6.6 7.4 .4 .2 .3 --- --- ---
4 11.8 10.5 10.9 6.7 5.3 5.9 .4 .1 .2 --- --- ---
5 11.8 10.3 10.9 5.3 3.2 4.0 .2 .1 .1 --- --- ---
6 11.4 10.6 11.1 --- --- --- .3 .0 .1 --- --- ---
7 12.1 9.8 10.9 2.4 1.9 2.2 .2 .0 .1 --- --- ---
8 12.4 10.2 11.3 2.4 2.1 2.3 .5 .0 .0 --- --- ---
9 13.3 11.2 12.2 3.0 2.3 2.6 .2 .0 .0 --- --- ---
10 13.3 12.2 12.8 2.7 1.4 1.9 .2 .0 .1 --- --- ---
11 13.0 11.5 12.6 1.8 1.4 1.5 .2 .0 .1 --- --- ---
12 11.6 8.9 10.1 1.8 1.4 1.5 .2 .0 .1 --- --- ---
13 9.4 7.9 8.6 1.7 1.3 1.5 .2 .0 .0 --- --- ---
14 8.4 7.6 8.0 1.5 1.2 1.4 .2 .0 .1 --- --- ---
15 9.1 8.1 8.6 1.4 1.2 1.3 .2 .0 .0 --- --- ---
16 10.1 9.0 9.5 1.4 1.1 1.3 .1 .0 .0 --- --- ---
17 10.1 7.7 9.1 1.4 1.1 1.2 .1 .0 .0 --- --- ---
18 7.8 6.5 7.3 1.3 1.0 1.1 --- --- --- --- --- ---
19 8.8 7.5 8.1 1.2 1.0 1.1 --- --- --- --- --- ---
20 9.0 7.6 8.3 1.1 .9 1.0 --- --- --- --- --- ---
21 10.2 8.5 9.3 1.1 .8 1.0 --- --- --- --- --- ---
22 11.4 9.2 10.1 1.0 .8 .9 --- --- --- --- --- ---
23 12.4 10.1 11.0 1.1 .7 .9 --- --- --- --- --- ---
24 13.2 11.2 12.0 .9 .7 .8 --- --- --- --- --- ---
25 13.0 12.4 12.6 .9 .6 .8 --- --- --- --- --- ---
26 12.8 12.3 12.5 .9 .6 .7 --- --- --- --- --- ---
27 12.8 11.9 12.3 .8 .5 .7 --- --- --- --- --- ---
28 12.6 11.3 12.0 .7 .5 .6 --- --- --- --- --- ---
29 12.0 11.4 11.7 .6 .4 .5 --- --- --- --- --- ---
30 11.6 10.7 11.2 .6 .4 .5 --- --- --- --- --- ---
31 10.7 9.7 10.1 --- --- --- --- --- --- --- --- ---
MONTH 15.0 6.5 10.7 --- --- --- --- --- --- --- --- ---
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
FEBRUARY MARCH APRIL MAY
1 --- --- --- --- --- --- 8.9 6.5 7.5 18.5 16.0 17.3
2 --- --- --- --- --- --- 6.5 4.6 5.2 18.1 16.0 17.2
3 --- --- --- --- --- --- 4.6 4.1 4.2 18.2 16.5 17.3
4 --- --- --- --- --- --- 5.1 3.6 4.4 18.4 17.0 17.8
5 --- --- --- --- --- --- 5.8 4.7 5.2 18.2 17.3 17.8
6 --- --- --- --- --- --- 6.9 4.8 5.8 17.7 16.2 17.2
7 --- --- --- --- --- --- 9.2 6.6 7.8 16.2 11.1 13.2
8 --- --- --- --- --- --- 10.1 8.6 9.3 11.1 9.7 10.4
9 --- --- --- --- --- --- 11.1 9.4 10.2 11.4 10.7 11.0
10 --- --- --- --- --- --- --- --- --- 10.7 9.2 9.8
11 --- --- --- --- --- --- --- --- --- 12.9 10.1 11.5
12 --- --- --- --- --- --- --- --- --- 13.2 12.7 13.0
13 --- --- --- --- --- --- --- --- --- 12.7 11.9 12.3
14 --- --- --- --- --- --- 12.5 11.3 12.0 12.9 11.8 12.4
15 --- --- --- --- --- --- 11.3 8.9 10.3 15.3 12.8 13.9
16 --- --- --- --- --- --- 8.9 6.8 7.8 16.6 14.4 15.5
17 --- --- --- --- --- --- --- --- --- 16.3 15.1 15.7
18 --- --- --- --- --- --- --- --- --- 17.9 15.2 16.5
19 --- --- --- --- --- --- --- --- --- 18.0 16.9 17.5
20 --- --- --- --- --- --- --- --- --- 19.0 17.7 18.3
21 --- --- --- --- --- --- --- --- --- 19.1 17.9 18.6
22 --- --- --- --- --- --- --- --- --- 19.4 18.6 19.0
23 --- --- --- --- --- --- --- --- --- 18.6 17.0 17.7
24 --- --- --- --- --- --- --- --- --- 17.7 16.8 17.2
25 --- --- --- 2.8 1.0 2.0 --- --- --- 18.6 16.8 17.7
26 --- --- --- 4.8 1.4 3.0 --- --- --- 19.5 17.5 18.4
27 --- --- --- 4.8 4.2 4.4 --- --- --- 20.5 18.2 19.3
28 --- --- --- 5.7 4.3 5.0 15.7 12.7 14.1 21.5 18.7 20.1
29 --- --- --- 7.2 5.2 6.2 17.0 14.2 15.5 23.2 20.1 21.7
30 --- --- --- 8.1 6.5 7.3 18.0 15.0 16.5 22.4 19.2 21.4
31 --- --- --- 9.1 7.5 8.3 --- --- --- 19.2 16.6 17.7
MONTH --- --- --- --- --- --- --- --- --- 23.2 9.2 16.3
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
JUNE JULY AUGUST SEPTEMBER
1 17.9 16.0 16.9 --- --- --- 25.0 22.9 24.0 22.7 20.3 21.6
2 20.3 16.3 18.1 --- --- --- 24.6 23.2 24.0 --- --- ---
3 19.8 19.1 19.4 --- --- --- 25.3 23.6 24.4 --- --- ---
4 22.0 18.4 20.2 --- --- --- 25.2 23.4 24.3 --- --- ---
5 24.9 21.2 23.0 --- --- --- 26.4 23.6 25.0 --- --- ---
6 25.3 23.2 24.2 --- --- --- 27.0 24.8 25.7 --- --- ---
7 25.4 22.6 24.0 --- --- --- 25.8 23.3 24.7 --- --- ---
8 26.2 23.9 25.0 25.5 23.4 24.0 24.4 22.1 23.3 --- --- ---
9 --- --- --- 23.4 21.9 22.3 24.6 22.5 23.6 --- --- ---
10 --- --- --- 24.1 20.8 22.4 26.0 23.2 24.6 --- --- ---
11 --- --- --- 25.8 22.6 24.2 25.6 24.2 24.9 --- --- ---
12 --- --- --- 26.6 23.7 25.2 24.3 20.4 22.8 --- --- ---
13 --- --- --- 28.4 25.4 26.8 21.4 18.9 20.2 --- --- ---
14 --- --- --- 29.5 27.3 28.2 22.6 20.1 21.3 --- --- ---
15 --- --- --- 28.3 27.1 27.7 23.3 20.8 22.2 --- --- ---
16 --- --- --- 27.1 25.6 26.4 23.8 21.7 22.8 --- --- ---
17 --- --- --- 25.7 24.1 24.9 25.0 22.1 23.4 --- --- ---
18 --- --- --- 24.8 23.9 24.3 24.1 22.6 23.5 --- --- ---
19 --- --- --- 25.4 23.3 24.4 25.0 21.4 23.0 --- --- ---
20 --- --- --- 27.4 24.6 25.9 23.9 22.9 23.3 --- --- ---
21 --- --- --- 29.2 25.9 27.3 24.9 22.4 23.4 --- --- ---
22 --- --- --- 29.6 26.8 28.2 25.8 23.3 24.3 --- --- ---
23 --- --- --- 29.9 27.2 28.5 24.1 23.0 23.5 --- --- ---
24 --- --- --- 30.7 27.7 29.1 25.6 22.1 23.6 --- --- ---
25 --- --- --- 29.4 27.5 28.3 26.1 23.3 24.6 --- --- ---
26 --- --- --- 27.5 25.5 26.2 27.6 23.9 25.5 --- --- ---
27 --- --- --- 26.3 24.6 25.5 30.2 24.5 26.4 --- --- ---
28 --- --- --- 27.8 24.5 26.1 26.6 24.2 25.6 --- --- ---
29 --- --- --- 29.8 26.5 28.1 24.2 21.4 22.8 --- --- ---
30 --- --- --- 29.5 26.7 28.1 21.4 19.8 20.5 --- --- ---
31 --- --- --- 26.7 24.6 25.5 23.4 19.4 21.1 --- --- ---
MONTH --- --- --- --- --- --- 30.2 18.9 23.6 --- --- ---
SPECIFIC CONDUCTANCE (MICROSIEMENS/CM AT 25 DEG.C), WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
OCTOBER NOVEMBER DECEMBER JANUARY
1 1360 1330 1350 --- --- --- --- --- --- --- --- ---
2 1330 1300 1320 --- --- --- --- --- --- --- --- ---
3 1300 1260 1280 --- --- --- --- --- --- --- --- ---
4 1300 1250 1270 --- --- --- --- --- --- --- --- ---
5 1290 1230 1260 --- --- --- --- --- --- --- --- ---
6 1270 1220 1250 --- --- --- --- --- --- --- --- ---
7 1230 1170 1200 --- --- --- --- --- --- --- --- ---
8 1200 1150 1170 --- --- --- --- --- --- --- --- ---
9 1160 1140 1150 --- --- --- --- --- --- --- --- ---
10 1150 1130 1140 --- --- --- --- --- --- --- --- ---
11 1160 1120 1140 --- --- --- --- --- --- --- --- ---
12 1130 1030 1080 --- --- --- --- --- --- --- --- ---
13 1040 1030 1030 --- --- --- --- --- --- --- --- ---
14 1040 1030 1030 --- --- --- --- --- --- --- --- ---
15 1040 1030 1040 --- --- --- --- --- --- --- --- ---
16 1050 1010 1030 --- --- --- --- --- --- --- --- ---
17 1020 972 1000 --- --- --- --- --- --- --- --- ---
18 973 803 883 --- --- --- --- --- --- --- --- ---
19 805 741 765 --- --- --- --- --- --- --- --- ---
20 742 718 728 --- --- --- --- --- --- --- --- ---
21 721 706 714 --- --- --- --- --- --- --- --- ---
22 711 702 706 --- --- --- --- --- --- --- --- ---
23 707 700 703 --- --- --- --- --- --- --- --- ---
24 705 700 702 --- --- --- --- --- --- --- --- ---
25 705 698 702 --- --- --- --- --- --- --- --- ---
26 703 698 700 --- --- --- --- --- --- --- --- ---
27 704 699 701 --- --- --- --- --- --- --- --- ---
28 --- --- --- --- --- --- --- --- --- --- --- ---
29 --- --- --- --- --- --- --- --- --- --- --- ---
30 --- --- --- --- --- --- --- --- --- --- --- ---
31 --- --- --- --- --- --- --- --- --- --- --- ---
MONTH --- --- --- --- --- --- --- --- --- --- --- ---
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
FEBRUARY MARCH APRIL MAY
1 --- --- --- --- --- --- 634 617 630 1420 1390 1400
2 --- --- --- --- --- --- 652 633 643 1430 1410 1420
3 --- --- --- --- --- --- 666 652 662 1440 1430 1440
4 --- --- --- --- --- --- 666 630 650 1450 1440 1450
5 --- --- --- --- --- --- 662 626 636 1450 1420 1440
6 --- --- --- --- --- --- 704 662 687 1490 1440 1460
7 --- --- --- --- --- --- 757 704 727 1550 1400 1470
8 --- --- --- --- --- --- 816 757 791 1580 1400 1480
9 --- --- --- --- --- --- 851 816 835 1430 1400 1420
10 --- --- --- --- --- --- --- --- --- 1400 779 1070
11 --- --- --- --- --- --- --- --- --- 818 658 723
12 --- --- --- --- --- --- --- --- --- 879 676 767
13 --- --- --- --- --- --- --- --- --- 1060 879 983
14 --- --- --- --- --- --- 1010 987 1000 1270 1060 1170
15 --- --- --- --- --- --- 1030 1010 1020 1260 1160 1190
16 --- --- --- --- --- --- 1050 1030 1040 1200 1170 1190
17 --- --- --- --- --- --- 1070 1050 1060 1200 1170 1190
18 --- --- --- --- --- --- --- --- --- 1170 1160 1160
19 --- --- --- --- --- --- --- --- --- 1170 1160 1170
20 --- --- --- --- --- --- --- --- --- 1170 1160 1160
21 --- --- --- --- --- --- --- --- --- 1170 1160 1170
22 --- --- --- --- --- --- --- --- --- 1190 1170 1180
23 --- --- --- --- --- --- --- --- --- 1210 1190 1200
24 --- --- --- --- --- --- --- --- --- 1240 1210 1230
25 --- --- --- 584 519 542 --- --- --- 1280 1240 1260
26 --- --- --- 521 513 516 --- --- --- 1300 1280 1290
27 --- --- --- 521 510 517 --- --- --- 1320 1300 1310
28 --- --- --- 512 475 488 1350 1320 1330 1350 1320 1340
29 --- --- --- 493 482 487 1370 1350 1360 1370 1350 1360
30 --- --- --- 570 491 534 1390 1370 1380 1390 1370 1380
31 --- --- --- 617 570 591 --- --- --- 1400 1390 1390
MONTH --- --- --- --- --- --- --- --- --- 1580 658 1250
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
JUNE JULY AUGUST SEPTEMBER
1 1420 1400 1410 --- --- --- 954 936 943 1390 1360 1370
2 1440 1420 1430 --- --- --- 976 953 964 --- --- ---
3 1450 1440 1440 --- --- --- 1000 972 985 --- --- ---
4 1450 1440 1440 --- --- --- 1030 1000 1020 --- --- ---
5 1450 1420 1440 --- --- --- 1060 1020 1040 --- --- ---
6 1460 1420 1450 --- --- --- 1100 1060 1080 --- --- ---
7 1470 1440 1460 1140 1080 1120 1140 1100 1120 --- --- ---
8 1500 1440 1470 1190 1060 1130 1160 1130 1150 --- --- ---
9 1560 1500 1540 1130 998 1030 1170 1150 1160 --- --- ---
10 --- --- --- 998 988 991 1210 1170 1190 --- --- ---
11 --- --- --- 1020 992 1010 1210 1160 1190 --- --- ---
12 --- --- --- 1150 1020 1070 1190 1140 1180 --- --- ---
13 --- --- --- 1270 1150 1200 1210 1140 1170 --- --- ---
14 --- --- --- 1340 1270 1320 1240 1180 1210 --- --- ---
15 --- --- --- 1350 1340 1350 1210 1170 1180 --- --- ---
16 --- --- --- 1360 1340 1350 1240 1210 1220 --- --- ---
17 --- --- --- 1350 1260 1310 1280 1240 1260 --- --- ---
18 --- --- --- 1260 1190 1220 1280 1250 1270 --- --- ---
19 --- --- --- 1190 1170 1180 1280 1250 1260 --- --- ---
20 --- --- --- 1220 1180 1200 1300 1280 1290 --- --- ---
21 --- --- --- 1280 1210 1240 1300 1290 1290 --- --- ---
22 --- --- --- 1350 1280 1310 1290 1280 1290 --- --- ---
23 --- --- --- 1410 1350 1380 1290 1270 1280 --- --- ---
24 --- --- --- 1420 1400 1420 1340 1290 1310 --- --- ---
25 --- --- --- 1430 1370 1410 1350 1320 1340 --- --- ---
26 --- --- --- 1370 673 1010 1320 1270 1290 --- --- ---
27 --- --- --- 698 565 615 1280 1270 1280 --- --- ---
28 --- --- --- 811 698 759 1300 1280 1290 --- --- ---
29 --- --- --- 850 805 831 1320 1290 1300 --- --- ---
30 --- --- --- 914 838 874 1330 1310 1320 --- --- ---
31 --- --- --- 943 911 934 1360 1330 1340 --- --- ---
MONTH --- --- --- --- --- --- 1360 936 1200 --- --- ---
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U.S. Department of the Interior ||
U.S. Geological Survey Maintainer: Webmaster Last update: Tuesday, 31-Aug-2004 13:34:49 EDT Privacy || Disclaimer|| Accessibility || FOIA URL: http://nd.water.usgs.gov/pubs/wdr/wdrnd991/htdocs/d.05060100wq99.html |
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