Maintainer: Webmaster
Last update: Tuesday, 31-Aug-2004 13:26:51 EDT
Privacy || Disclaimer|| Accessibility || FOIA
URL: http://nd.water.usgs.gov/pubs/wdr/wdrnd001/htdocs/d.05060100sw00.html
RED RIVER OF THE NORTH BASIN
05060100 MAPLE RIVER BELOW MAPLETON, ND
LOCATION.--Lat 46°54'19", long 97°03'08", 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 daily 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 62 39 32 e13 e13 e520 273 93 40 556 39 35
2 59 44 32 e13 e13 e470 246 85 41 490 34 69
3 54 46 35 e13 e13 e460 228 80 42 426 31 228
4 50 44 36 e13 e13 430 208 78 43 368 29 489
5 49 41 29 e13 e13 544 189 71 43 446 26 376
6 50 42 29 e13 e13 731 175 66 43 777 23 216
7 48 40 30 e13 e13 693 e168 63 42 1390 23 118
8 44 39 29 e13 e13 446 e155 65 42 1640 21 88
9 44 38 29 e13 e13 369 e145 63 37 1250 19 75
10 45 38 28 e12 e13 e340 134 66 30 793 18 59
11 46 39 29 e12 e13 e300 124 71 29 553 17 50
12 44 38 27 e12 e13 e250 122 64 28 446 16 42
13 41 38 26 e12 e13 e220 117 61 29 358 15 38
14 42 37 e24 e14 e13 e200 127 62 29 290 16 34
15 49 38 e23 e15 e13 e170 120 61 34 242 15 30
16 52 40 e20 e15 e13 e150 123 62 61 204 18 27
17 54 44 e19 e15 e13 131 110 64 204 174 20 24
18 58 44 e18 e15 e13 110 108 60 171 152 17 22
19 62 40 e16 e15 e13 124 123 52 198 130 16 17
20 61 39 e15 e14 e13 134 120 48 1820 114 15 15
21 59 38 e15 e14 e14 166 115 46 3190 100 14 16
22 61 38 e15 e14 e15 230 130 44 4010 92 12 28
23 61 37 e15 e14 e17 524 127 41 3850 84 13 39
24 61 35 e15 e13 e18 973 119 39 3140 76 14 43
25 58 33 e14 e13 e22 1320 111 45 2510 69 15 45
26 61 30 e14 e13 e50 1180 107 47 2050 66 16 43
27 64 29 e15 e13 e100 708 106 43 1550 62 16 36
28 62 34 e15 e13 e350 490 100 39 1110 61 15 32
29 61 31 e15 e13 e456 414 98 39 893 56 15 29
30 56 31 e14 e13 --- 360 95 40 700 48 19 25
31 54 --- e14 e13 --- 308 --- 42 --- 43 25 ---
TOTAL 1672 1144 687 414 1302 13465 4223 1800 26009 11556 602 2388
MEAN 53.9 38.1 22.2 13.4 44.9 434 141 58.1 867 373 19.4 79.6
MAX 64 46 36 15 456 1320 273 93 4010 1640 39 489
MIN 41 29 14 12 13 110 95 39 28 43 12 15
AC-FT 3320 2270 1360 821 2580 26710 8380 3570 51590 22920 1190 4740
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1944 - 2000, BY WATER YEAR (WY)
MEAN 15.1 13.7 11.9 3.45 18.9 237 532 180 135 75.5 14.7 32.9
MAX 96.5 79.8 125 20.7 288 1376 2956 1035 867 373 51.1 401
(WY) 1999 1999 1999 1999 1998 1998 1997 1999 2000 2000 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 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1944 - 2000
ANNUAL TOTAL 119371 65262
ANNUAL MEAN 327 178 104
HIGHEST ANNUAL MEAN 343 1999
LOWEST ANNUAL MEAN 11.1 1954
HIGHEST DAILY MEAN 3110 May 12 4010 Jun 22 6620 Apr 16 1997
LOWEST DAILY MEAN 14 Feb 18 12 Jan 10 .00 Jan 16 1945
ANNUAL SEVEN-DAY MINIMUM 14 Feb 17 12 Jan 7 .00 Jan 16 1945
INSTANTANEOUS PEAK FLOW 4110 Jun 22 a 7150 Apr 16 1997
INSTANTANEOUS PEAK STAGE 23.49 Jun 22 b 24.96 Apr 8 1997
ANNUAL RUNOFF (AC-FT) 236800 129400 75460
10 PERCENT EXCEEDS 1320 435 178
50 PERCENT EXCEEDS 48 43 8.4
90 PERCENT EXCEEDS 18 13 .10
a Gage height, 23.76 ft
b Observed, backwater from ice, may have been higher during period of no gage height record, Apr. 6-9, 1997
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. No data from Oct. 1 to Mar. 27, sensor probe removed for winter.
EXTREMES FOR PERIOD OF DAILY RECORD.--
WATER TEMPERATURE: Maximum recorded, 30.8°C, July 14, 1998; minimum recorded, less than 0.0°C, April 16, 1997.
SPECIFIC CONDUCTANCE: Maximum recorded, 2,090 microsiemens, Jan. 15, 1998; minimum recorded, 276 microsiemens,
June 20, 2000.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DIS- DIS- PH PH
CHARGE, CHARGE, WATER WATER SPE- HARD- MAGNE-
IN INST. WHOLE WHOLE CIFIC NESS CALCIUM SIUM,
CUBIC CUBIC FIELD LAB CON- TEMPER- TEMPER- TOTAL DIS- DIS-
FEET FEET (STAND- (STAND- DUCT- ATURE ATURE (MG/L SOLVED SOLVED
DATE TIME PER PER ARD ARD ANCE AIR WATER AS (MG/L (MG/L
SECOND SECOND UNITS) UNITS) (US/CM) (DEG C) (DEG C) CACO3) AS CA) AS MG)
(00060) (00061) (00400) (00403) (00095) (00020) (00010) (00900) (00915) (00925)
OCT
15... 1320 -- 49 -- -- 1410 12.5 11.0 -- -- --
DEC
06... 1705 -- 30 -- -- 1570 5.0 20.0 -- -- --
JAN
19... 1325 -- 15 -- -- 2190 -17.0 .5 -- -- --
FEB
29... 1800 -- 456 -- -- 955 3.0 1.5 -- -- --
MAR
27... 1145 708 -- -- -- 1230 -- 5.8 -- -- --
30... 1300 -- 362 -- 7.7 1740 16.0 7.0 680 140 80.0
APR
20... 1145 120 -- -- -- 1870 -- 6.3 -- -- --
28... 1035 -- 99 -- -- -- 11.0 13.0 -- -- --
MAY
22... 1025 44 -- -- -- 1880 -- 17.9 -- -- --
JUN
29... 1340 893 -- -- -- 869 -- 22.0 -- -- --
JUL
05... 1730 -- 477 -- -- 1110 -- 25.5 -- -- --
18... 1320 152 -- -- -- 1450 -- 22.3 -- -- --
AUG
11... 1540 -- 17 8.1 8.3 1370 26.0 25.0 600 120 73.0
22... 1410 12 -- -- -- 1390 -- 21.8 -- -- --
SEP
07... 1600 118 -- -- -- 660 -- 19.9 -- -- --
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
15... -- -- -- -- -- -- -- -- -- --
DEC
06... -- -- -- -- -- -- -- -- -- --
JAN
19... -- -- -- -- -- -- -- -- -- --
FEB
29... -- -- -- -- -- -- -- -- -- --
MAR
27... -- -- -- -- -- -- -- -- -- --
30... 15.0 2 110 26 243 64.0 .2 550 1200 1230
APR
20... -- -- -- -- -- -- -- -- -- --
28... -- -- -- -- -- -- -- -- -- --
MAY
22... -- -- -- -- -- -- -- -- -- --
JUN
29... -- -- -- -- -- -- -- -- -- --
JUL
05... -- -- -- -- -- -- -- -- -- --
18... -- -- -- -- -- -- -- -- -- --
AUG
11... 12.0 2 110 28 294 58.0 .3 460 49.4 1090
22... -- -- -- -- -- -- -- -- -- --
SEP
07... -- -- -- -- -- -- -- -- -- --
WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
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
15... -- -- -- -- -- -- -- -- -- --
DEC
06... -- -- -- -- -- -- -- -- -- --
JAN
19... -- -- -- -- -- -- -- -- -- --
FEB
29... -- -- -- -- -- -- -- -- -- --
MAR
27... -- -- -- -- -- -- -- -- -- --
30... 1110 4.0 60 1 90.0 40 <.1 1 <1.0 690
APR
20... -- -- -- -- -- -- -- -- -- --
28... -- -- -- -- -- -- -- -- -- --
MAY
22... -- -- -- -- -- -- -- -- -- --
JUN
29... -- -- -- -- -- -- -- -- -- --
JUL
05... -- -- -- -- -- -- -- -- -- --
18... -- -- -- -- -- -- -- -- -- --
AUG
11... 1010 11.0 80 1 110 50 <.1 7 1.0 630
22... -- -- -- -- -- -- -- -- -- --
SEP
07... -- -- -- -- -- -- -- -- -- --
TEMPERATURE, WATER (DEG. C), WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
OCTOBER NOVEMBER DECEMBER JANUARY
1 --- --- --- --- --- --- --- --- --- --- --- ---
2 --- --- --- --- --- --- --- --- --- --- --- ---
3 --- --- --- --- --- --- --- --- --- --- --- ---
4 --- --- --- --- --- --- --- --- --- --- --- ---
5 --- --- --- --- --- --- --- --- --- --- --- ---
6 --- --- --- --- --- --- --- --- --- --- --- ---
7 --- --- --- --- --- --- --- --- --- --- --- ---
8 --- --- --- --- --- --- --- --- --- --- --- ---
9 --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- ---
25 --- --- --- --- --- --- --- --- --- --- --- ---
26 --- --- --- --- --- --- --- --- --- --- --- ---
27 --- --- --- --- --- --- --- --- --- --- --- ---
28 --- --- --- --- --- --- --- --- --- --- --- ---
29 --- --- --- --- --- --- --- --- --- --- --- ---
30 --- --- --- --- --- --- --- --- --- --- --- ---
31 --- --- --- --- --- --- --- --- --- --- --- ---
MONTH --- --- --- --- --- --- --- --- --- --- --- ---
TEMPERATURE, WATER (DEG. C), WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
FEBRUARY MARCH APRIL MAY
1 --- --- --- --- --- --- --- --- --- 15.3 12.8 14.1
2 --- --- --- --- --- --- --- --- --- 17.1 13.3 15.3
3 --- --- --- --- --- --- --- --- --- 18.3 15.1 16.8
4 --- --- --- --- --- --- --- --- --- 19.4 16.5 18.0
5 --- --- --- --- --- --- --- --- --- 21.7 18.3 20.0
6 --- --- --- --- --- --- --- --- --- 21.7 19.9 20.8
7 --- --- --- --- --- --- --- --- --- 20.8 18.7 19.6
8 --- --- --- --- --- --- --- --- --- 18.7 16.9 17.6
9 --- --- --- --- --- --- --- --- --- 18.1 15.6 16.9
10 --- --- --- --- --- --- --- --- --- 17.4 16.0 16.6
11 --- --- --- --- --- --- --- --- --- 16.3 15.3 15.8
12 --- --- --- --- --- --- --- --- --- 15.3 11.8 13.9
13 --- --- --- --- --- --- --- --- --- 11.8 9.7 10.2
14 --- --- --- --- --- --- --- --- --- 11.8 9.1 10.5
15 --- --- --- --- --- --- --- --- --- 12.3 10.9 11.7
16 --- --- --- --- --- --- --- --- --- 15.3 12.3 13.8
17 --- --- --- --- --- --- --- --- --- 15.3 14.2 14.8
18 --- --- --- --- --- --- --- --- --- 15.5 12.9 14.2
19 --- --- --- --- --- --- --- --- --- 17.0 13.9 15.4
20 --- --- --- --- --- --- --- --- --- 16.9 15.6 16.2
21 --- --- --- --- --- --- 10.8 6.4 8.6 18.2 15.7 17.1
22 --- --- --- --- --- --- 13.0 9.6 11.3 18.6 16.9 17.8
23 --- --- --- --- --- --- 14.4 10.9 12.8 19.3 17.0 18.1
24 --- --- --- --- --- --- 15.3 12.2 13.9 18.0 16.3 17.0
25 --- --- --- --- --- --- 16.0 13.4 14.8 19.1 15.4 17.3
26 --- --- --- --- --- --- 15.4 14.4 14.9 19.5 17.2 18.4
27 --- --- --- --- --- --- 14.9 13.4 14.4 18.7 16.7 17.5
28 --- --- --- 5.0 3.4 4.3 14.7 12.0 13.3 18.7 15.9 17.2
29 --- --- --- 7.0 4.6 5.8 14.9 12.2 13.6 17.9 16.8 17.3
30 --- --- --- 9.1 6.3 7.6 14.4 13.2 13.8 19.5 16.3 17.8
31 --- --- --- --- --- --- --- --- --- 18.9 17.2 18.3
MONTH --- --- --- --- --- --- --- --- --- 21.7 9.1 16.3
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
JUNE JULY AUGUST SEPTEMBER
1 17.2 16.0 16.7 25.0 22.7 23.8 26.2 24.3 25.3 17.4 16.6 17.0
2 18.9 15.6 17.1 25.3 24.2 24.7 26.5 23.9 25.2 16.8 16.2 16.5
3 18.0 15.6 16.6 24.5 23.6 24.0 25.6 24.5 25.1 17.4 16.1 16.8
4 17.9 14.9 16.3 25.6 23.4 24.4 26.5 23.8 25.0 18.8 17.0 17.9
5 19.9 16.3 18.2 25.4 23.6 24.5 26.6 24.9 25.6 18.7 17.7 18.3
6 20.7 17.8 19.3 24.8 24.2 24.5 26.0 24.3 25.1 19.6 17.5 18.5
7 23.3 19.1 21.2 24.9 23.2 23.8 27.7 23.3 25.1 19.9 18.3 19.1
8 24.5 22.0 23.1 25.0 23.8 24.4 25.8 24.3 25.0 20.1 17.9 19.1
9 25.8 22.3 24.2 26.1 24.8 25.5 26.3 23.5 24.9 21.0 18.8 19.7
10 25.0 23.4 24.3 26.9 25.5 26.2 29.0 23.8 25.7 19.6 18.0 19.0
11 25.4 22.1 23.6 26.5 24.4 25.6 28.4 24.9 26.4 19.1 17.5 18.5
12 25.2 22.7 23.8 26.0 23.6 24.8 28.1 26.2 26.9 18.2 16.4 17.4
13 23.6 22.6 22.9 28.0 25.5 26.7 27.2 24.6 25.9 17.7 16.7 17.1
14 22.6 19.6 21.1 28.9 26.0 27.4 25.5 23.6 24.4 17.4 15.7 16.5
15 19.6 18.0 19.0 28.8 26.5 27.6 24.4 22.6 23.4 17.5 15.1 16.3
16 18.0 16.6 17.1 27.6 25.7 26.5 22.9 19.6 21.1 18.3 15.0 16.4
17 17.6 15.5 16.5 25.7 23.4 24.3 20.5 18.9 19.5 18.9 16.1 17.4
18 20.2 16.2 18.2 23.8 21.5 22.3 23.1 18.5 20.3 20.4 17.1 18.5
19 20.3 19.1 19.7 21.5 20.0 20.6 21.4 19.5 20.4 18.8 16.9 18.2
20 19.1 17.8 18.4 21.7 19.2 20.4 21.2 20.1 20.4 16.9 14.4 15.6
21 18.5 17.0 17.5 23.0 19.9 21.5 22.5 19.9 21.1 14.4 13.2 13.8
22 20.2 16.6 18.3 23.7 21.2 22.5 23.6 20.3 21.6 13.4 10.7 12.2
23 23.0 19.6 21.2 24.5 22.0 23.4 26.6 20.8 22.7 10.7 9.4 10.1
24 23.8 21.5 22.6 25.1 22.8 24.1 24.7 21.0 23.0 10.9 8.6 9.8
25 23.1 21.1 22.0 25.0 24.1 24.5 26.6 23.1 24.4 11.8 9.5 10.7
26 21.1 19.8 20.4 26.2 23.4 24.8 27.3 23.5 25.0 13.0 10.6 11.8
27 21.1 19.5 20.3 27.2 24.7 26.0 24.5 22.8 23.6 13.1 11.3 12.3
28 21.5 20.2 20.8 27.9 25.8 26.9 22.8 21.0 22.2 14.3 11.9 13.1
29 22.1 20.4 21.2 28.7 26.5 27.5 23.7 19.5 21.2 15.1 13.0 14.1
30 23.5 21.4 22.5 28.5 26.6 27.6 21.3 19.7 20.5 16.0 13.7 14.8
31 --- --- --- 27.4 25.6 26.5 20.3 17.4 18.5 --- --- ---
MONTH 25.8 14.9 20.1 28.9 19.2 24.8 29.0 17.4 23.4 21.0 8.6 15.9
SPECIFIC CONDUCTANCE (MICROSIEMENS/CM AT 25 DEG. C), WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
OCTOBER NOVEMBER DECEMBER JANUARY
1 --- --- --- --- --- --- --- --- --- --- --- ---
2 --- --- --- --- --- --- --- --- --- --- --- ---
3 --- --- --- --- --- --- --- --- --- --- --- ---
4 --- --- --- --- --- --- --- --- --- --- --- ---
5 --- --- --- --- --- --- --- --- --- --- --- ---
6 --- --- --- --- --- --- --- --- --- --- --- ---
7 --- --- --- --- --- --- --- --- --- --- --- ---
8 --- --- --- --- --- --- --- --- --- --- --- ---
9 --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- ---
25 --- --- --- --- --- --- --- --- --- --- --- ---
26 --- --- --- --- --- --- --- --- --- --- --- ---
27 --- --- --- --- --- --- --- --- --- --- --- ---
28 --- --- --- --- --- --- --- --- --- --- --- ---
29 --- --- --- --- --- --- --- --- --- --- --- ---
30 --- --- --- --- --- --- --- --- --- --- --- ---
31 --- --- --- --- --- --- --- --- --- --- --- ---
MONTH --- --- --- --- --- --- --- --- --- --- --- ---
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
FEBRUARY MARCH APRIL MAY
1 --- --- --- --- --- --- --- --- --- 1930 1880 1910
2 --- --- --- --- --- --- --- --- --- 1940 1880 1910
3 --- --- --- --- --- --- --- --- --- 1940 1850 1900
4 --- --- --- --- --- --- --- --- --- 1920 1870 1890
5 --- --- --- --- --- --- --- --- --- 1910 1870 1880
6 --- --- --- --- --- --- --- --- --- 1940 1880 1900
7 --- --- --- --- --- --- --- --- --- 1950 1890 1910
8 --- --- --- --- --- --- --- --- --- 1950 1910 1930
9 --- --- --- --- --- --- --- --- --- 1920 1900 1910
10 --- --- --- --- --- --- --- --- --- 1920 1890 1900
11 --- --- --- --- --- --- --- --- --- 1900 1880 1890
12 --- --- --- --- --- --- --- --- --- 1890 1830 1860
13 --- --- --- --- --- --- --- --- --- 1870 1840 1850
14 --- --- --- --- --- --- --- --- --- 1880 1840 1860
15 --- --- --- --- --- --- --- --- --- 1840 1810 1830
16 --- --- --- --- --- --- --- --- --- 1820 1790 1800
17 --- --- --- --- --- --- --- --- --- 1840 1810 1830
18 --- --- --- --- --- --- --- --- --- 1870 1840 1860
19 --- --- --- --- --- --- --- --- --- 1890 1860 1880
20 --- --- --- --- --- --- --- --- --- 1900 1880 1890
21 --- --- --- --- --- --- 1890 1760 1820 1920 1860 1880
22 --- --- --- --- --- --- 1830 1730 1790 1950 1850 1880
23 --- --- --- --- --- --- 1840 1800 1830 1920 1880 1890
24 --- --- --- --- --- --- 1870 1820 1850 1890 1870 1880
25 --- --- --- --- --- --- 1860 1840 1850 1870 1850 1860
26 --- --- --- --- --- --- 1850 1830 1840 1930 1860 1910
27 --- --- --- --- --- --- 1890 1840 1870 1910 1850 1870
28 --- --- --- 1540 1360 1440 1920 1880 1900 1870 1820 1840
29 --- --- --- 1640 1540 1590 1920 1830 1880 1860 1790 1820
30 --- --- --- 1730 1640 1680 1900 1860 1890 1800 1720 1750
31 --- --- --- --- --- --- --- --- --- 1760 1720 1750
MONTH --- --- --- --- --- --- --- --- --- 1950 1720 1870
SPECIFIC CONDUCTANCE (MICROSIEMENS/CM AT 25 DEG. C), WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN
JUNE JULY AUGUST SEPTEMBER
1 1750 1720 1740 1120 1050 1090 1570 1550 1560 1520 1200 1280
2 1760 1740 1750 1180 1120 1150 1560 1500 1540 1510 1080 1400
3 1760 1740 1750 1240 1180 1210 1530 1510 1520 1240 578 1070
4 1760 1700 1720 1300 1240 1270 1520 1510 1520 863 554 648
5 1720 1640 1680 1300 985 1220 1520 1500 1510 578 516 560
6 1710 1670 1680 1030 717 844 1520 1500 1510 679 514 601
7 1750 1710 1730 776 512 594 1500 1480 1500 685 602 651
8 1750 1740 1740 700 531 632 1510 1490 1500 744 685 715
9 1750 1690 1720 733 603 642 1500 1480 1490 861 744 801
10 1710 1650 1680 905 733 838 1520 1500 1510 948 861 893
11 1690 1650 1680 1080 905 986 1520 1500 1510 1020 948 994
12 1700 1670 1690 1250 1080 1170 1530 1500 1520 1070 1020 1040
13 1690 1670 1680 1370 1250 1320 1500 1460 1480 1090 1060 1080
14 1670 1590 1630 1420 1360 1400 1470 1450 1460 1140 1090 1120
15 1680 1540 1590 1410 1340 1370 1460 1440 1450 1140 1140 1140
16 1570 1510 1540 1360 1320 1340 1440 1380 1420 1190 1140 1160
17 1530 672 1020 1420 1350 1390 1410 1380 1390 1300 1190 1250
18 880 665 781 1450 1410 1430 1380 1360 1370 1340 1300 1320
19 989 619 900 1470 1440 1460 1420 1360 1400 1380 1340 1360
20 619 276 357 1480 1460 1470 1410 1380 1400 1420 1380 1400
21 346 298 318 1500 1470 1480 1460 1410 1440 1450 1420 1430
22 338 301 322 1530 1490 1510 1440 1360 1400 1450 1350 1410
23 409 332 368 1540 1510 1530 1360 1290 1330 1400 1240 1330
24 569 409 497 1530 1510 1520 1290 1250 1270 1460 1400 1440
25 628 564 582 1520 1480 1510 1260 1230 1250 1450 1280 1370
26 764 628 707 1520 1490 1510 1250 1210 1230 1300 1280 1290
27 815 764 788 1580 1500 1530 1260 1220 1240 1300 1270 1280
28 864 815 838 1570 1540 1550 1270 1250 1260 1300 1280 1290
29 944 864 905 1600 1530 1560 1280 1260 1270 1290 1270 1280
30 1060 944 999 1590 1580 1590 1260 1230 1260 1340 1280 1310
31 --- --- --- 1580 1560 1570 1240 1200 1230 --- --- ---
MONTH 1760 276 1210 1600 512 1280 1570 1200 1410 1520 514 1130
|
U.S. Department of the Interior ||
U.S. Geological Survey Maintainer: Webmaster Last update: Tuesday, 31-Aug-2004 13:26:51 EDT Privacy || Disclaimer|| Accessibility || FOIA URL: http://nd.water.usgs.gov/pubs/wdr/wdrnd001/htdocs/d.05060100sw00.html |
|