RED RIVER OF THE NORTH BASIN
05099100 SNOWFLAKE CREEK NEAR SNOWFLAKE, MANITOBA
(International gaging station)
LOCATION.--Lat 49o01'17", long 98o36'13", in SW1/4 sec.10, T.1, R.9 W., first meridian, Hydrologic Unit 09020313, at traffic
bridge, 2.5 mi east, and 1.5 mi south of Snowflake, Manitoba.
DRAINAGE AREA.--348 mi2.
WATER-DISCHARGE RECORDS
PERIOD OF RECORD.--March 1961 to current year.
GAGE.--Water-stage recorder since March 1968 and nonrecording gage prior thereto. Datum of gage is Geodetic Survey of Canada
Datum of 1929. Prior to Jan. 1, 1987, recording gage at same site at datum of 1221.66 ft above Geodetic Survey of Canada
Datum of 1929. Prior to Apr. 2, 1964, nonrecording gage at present site and datum. Apr. 2, 1964, to May 10, 1965,
nonrecording gage at site 0.5 mi downstream at present datum.
COOPERATION.--This station is one of the international gaging stations maintained by Canada under agreement with the United
States. Records provided by the Water Survey of Canada.
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 .00 .03 e.08 e.00 e.00 e.00 291 18 14 1.1 15 4.7
2 .00 .00 e.10 e.00 e.00 e.00 267 17 14 .95 13 4.4
3 .00 .00 e.11 e.00 e.00 e.00 230 11 8.9 1.0 11 4.4
4 .00 .00 e.06 e.00 e.00 e.00 278 7.0 19 1.1 9.0 4.7
5 .00 .00 e.00 e.00 e.00 e.00 289 13 6.4 .67 7.6 5.2
6 .00 .00 e.00 e.00 e.00 e.00 280 18 1.9 .14 6.1 5.0
7 .00 .00 e.00 e.00 e.00 e.00 293 9.5 2.2 .00 6.3 5.8
8 .00 .00 e.00 e.00 e.00 e.00 328 18 3.3 2.0 4.4 4.7
9 .00 .00 e.00 e.00 e.00 e.00 353 23 7.8 2.5 4.4 4.0
10 .00 .00 e.00 e.00 e.00 e.00 367 21 8.8 1.7 3.8 2.1
11 .02 .00 e.00 e.00 e.00 e.00 349 36 7.9 1.2 3.8 1.7
12 .21 e.00 e.00 e.00 e.00 e.00 334 42 6.6 .60 3.1 2.9
13 .17 e.00 e.00 e.00 e.00 e.00 329 41 5.2 .35 2.8 3.2
14 .13 e.00 e.00 e.00 e.00 e.00 308 43 2.5 .18 2.4 2.0
15 .11 e.00 e.00 e.00 e.00 e.00 286 59 1.7 2.6 2.6 1.1
16 .09 e.00 e.00 e.00 e.00 e.67 256 54 1.6 3.5 4.8 .78
17 .08 e.00 e.00 e.00 e.00 e1.3 246 47 1.6 4.6 3.5 1.7
18 .08 e.00 e.00 e.00 e.00 e1.3 236 41 1.3 4.7 3.4 1.7
19 .07 e.00 e.00 e.00 e.00 e1.4 213 40 1.7 18 3.7 1.6
20 .08 e.00 e.00 e.00 e.00 e4.0 195 40 1.9 24 3.6 e1.2
21 .08 e.00 e.00 e.00 e.00 e6.8 174 34 3.0 27 3.9 e.35
22 .07 e.00 e.00 e.00 e.00 e8.5 149 40 2.4 30 4.1 e.04
23 .07 e.00 e.00 e.00 e.00 e7.0 131 40 5.5 32 4.0 .00
24 .06 e.00 e.00 e.00 e.00 e3.0 109 39 3.7 33 4.1 .00
25 .06 e.00 e.00 e.00 e.00 e19 86 33 2.1 34 4.3 .00
26 .05 e.03 e.00 e.00 e.00 e52 67 33 1.7 32 5.3 .00
27 .05 e.03 e.00 e.00 e.00 e139 52 23 1.2 31 4.7 .00
28 .05 e.05 e.00 e.00 e.00 e161 40 21 1.1 28 4.4 .00
29 .08 e.06 e.00 e.00 --- e119 30 15 1.2 24 4.3 .00
30 .08 e.07 e.00 e.00 --- 90 22 5.3 1.6 21 4.6 .00
31 .06 --- e.00 e.00 --- 280 --- 8.7 --- 18 4.9 ---
TOTAL 1.75 0.27 0.35 0.00 0.00 893.97 6588 890.5 141.8 380.89 162.9 63.27
MEAN .056 .009 .011 .000 .000 28.8 220 28.7 4.73 12.3 5.25 2.11
MAX .21 .07 .11 .00 .00 280 367 59 19 34 15 5.8
MIN .00 .00 .00 .00 .00 .00 22 5.3 1.1 .00 2.4 .00
AC-FT 3.5 .5 .7 .00 .00 1770 13070 1770 281 755 323 125
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1961 - 1999, BY WATER YEAR (WY)
MEAN 5.79 2.46 .29 .041 .17 9.38 139 92.5 22.4 22.4 10.1 5.83
MAX 70.5 39.9 7.67 1.36 4.90 74.6 668 945 123 529 139 99.7
(WY) 1995 1995 1995 1995 1981 1995 1995 1997 1974 1997 1997 1993
MIN .000 .000 .000 .000 .000 .000 .22 .061 .000 .000 .000 .000
(WY) 1962 1962 1962 1962 1962 1962 1973 1988 1962 1961 1961 1961
SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1961 - 1999
ANNUAL TOTAL 25977.78 9123.70
ANNUAL MEAN 71.2 25.0 26.5
HIGHEST ANNUAL MEAN 197 1997
LOWEST ANNUAL MEAN .38 1988
HIGHEST DAILY MEAN 1070 Apr 2 367 Apr 10 2160 Apr 30 1997
LOWEST DAILY MEAN .00 Jan 1 .00 Oct 1 .00 Mar 1 1961
ANNUAL SEVEN-DAY MINIMUM .00 Jan 1 .00 Oct 1 .00 Mar 1 1961
INSTANTANEOUS PEAK FLOW 381 Apr 9 2710 Jul 12 1997
INSTANTANEOUS PEAK STAGE 1227.62 Mar 26 1232.08 Apr 24 1997
ANNUAL RUNOFF (AC-FT) 51530 18100 19210
10 PERCENT EXCEEDS 155 45 46
50 PERCENT EXCEEDS .46 .67 .04
90 PERCENT EXCEEDS .00 .00 .00
e Estimated
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