10256501 SNOW CREEK NEAR WHITE WATER, CA-Continued
SNOW CREEK AND SNOW CREEK DIVERSION NEAR WHITE WATER
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 6.3 5.6 6.5 e5.2 5.1 4.6 e4.1 5.2 e3.6 2.9 2.9 3.1
2 6.2 5.6 6.4 5.2 5.0 4.6 4.0 5.1 e3.7 2.8 3.0 3.1
3 6.1 5.7 6.2 5.1 4.7 4.5 4.1 4.9 3.8 2.9 2.9 3.0
4 6.2 5.6 6.4 5.2 e4.8 4.4 4.3 4.6 3.7 2.9 2.9 3.0
5 6.0 5.7 6.3 5.2 e5.1 4.5 4.3 4.4 3.6 3.0 2.9 2.9
6 6.0 5.6 6.3 5.2 e5.2 4.5 4.3 4.3 3.5 2.9 3.0 2.9
7 6.0 5.6 6.8 5.2 5.4 4.5 4.7 4.3 e3.5 3.0 3.0 2.9
8 6.0 10 5.6 5.2 e5.7 4.5 4.6 4.3 e3.6 3.6 3.0 2.8
9 6.0 9.4 5.6 5.2 5.7 4.5 e4.4 4.4 e3.6 3.4 3.0 3.0
10 6.0 7.1 5.5 5.2 6.6 4.5 4.4 4.4 e3.5 3.1 3.0 2.9
11 6.0 7.2 5.5 e5.2 5.5 4.6 4.5 4.2 e3.4 3.1 3.0 2.9
12 6.0 7.4 5.5 5.1 5.2 4.3 5.8 4.2 e3.3 3.5 3.0 2.9
13 5.8 6.3 5.5 5.2 5.1 4.4 5.3 4.2 e3.3 4.2 3.0 2.9
14 5.6 5.7 5.5 5.2 5.0 4.4 5.4 4.3 e3.3 4.1 2.9 2.9
15 5.6 5.6 5.4 5.1 4.9 4.4 5.5 4.2 e3.3 3.5 2.9 2.9
16 5.7 5.5 5.4 5.1 4.9 4.4 5.3 4.2 e3.3 2.8 2.9 2.9
17 5.3 5.7 5.4 5.1 4.9 4.4 5.2 4.0 e3.3 3.1 2.9 2.9
18 5.4 5.7 5.4 5.1 4.9 4.5 5.1 4.0 3.3 3.1 2.9 3.0
19 5.4 5.7 5.4 5.1 4.9 4.5 5.1 3.9 3.3 3.0 2.9 2.9
20 5.3 5.6 5.4 5.2 4.9 4.5 5.2 3.9 3.3 3.0 3.0 2.8
21 5.3 5.6 5.3 e5.1 4.9 4.5 5.4 4.0 3.3 2.9 3.0 3.0
22 5.4 5.6 5.3 e5.2 4.8 4.4 5.3 3.9 3.3 2.9 3.0 3.6
23 5.4 5.6 5.3 5.2 4.8 4.4 5.8 3.7 3.3 2.8 3.0 3.4
24 5.4 5.5 5.3 5.2 4.8 4.4 5.8 4.1 3.3 2.8 2.8 3.2
25 5.6 5.5 5.3 5.0 4.7 4.2 5.4 4.0 4.4 2.9 2.9 3.1
26 6.1 5.5 5.3 5.2 4.7 4.3 5.1 3.9 3.2 2.8 3.0 3.0
27 5.9 5.6 5.3 5.0 4.7 e4.2 4.8 3.8 3.2 2.8 3.0 3.0
28 5.9 7.6 5.3 4.9 4.7 e4.1 5.1 e3.6 3.2 3.0 3.1 3.0
29 5.8 7.5 5.3 4.8 --- e4.1 5.4 3.4 2.9 2.9 2.8 3.0
30 5.8 6.8 5.3 4.8 --- e4.0 5.4 e3.6 2.9 3.0 2.9 3.0
31 5.7 --- 5.2 5.1 --- e4.1 --- e3.5 --- 3.1 3.0 ---
TOTAL 179.2 187.1 174.2 158.8 141.6 136.2 149.1 128.5 102.2 95.8 91.5 89.9
MEAN 5.78 6.24 5.62 5.12 5.06 4.39 4.97 4.15 3.41 3.09 2.95 3.00
MAX 6.3 10 6.8 5.2 6.6 4.6 5.8 5.2 4.4 4.2 3.1 3.6
MIN 5.3 5.5 5.2 4.8 4.7 4.0 4.0 3.4 2.9 2.8 2.8 2.8
AC-FT 355 371 346 315 281 270 296 255 203 190 181 178
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1921 - 1999, BY WATER YEAR (WY)
OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
MEAN 4.81 7.38 10.5 15.1 16.7 14.4 12.8 13.0 9.42 6.33 5.37 5.37
MAX 10.7 82.5 76.7 178 173 72.0 36.7 45.7 37.6 20.2 20.7 32.5
(WY) 1984 1966 1967 1969 1980 1995 1969 1983 1983 1983 1983 1976
MIN 2.76 2.75 3.11 3.30 3.40 3.39 3.16 2.55 2.35 2.31 2.35 2.40
(WY) 1962 1963 1963 1961 1961 1961 1961 1961 1961 1961 1960 1961
SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1921 - 1999
ANNUAL TOTAL 6045.1 1634.1
ANNUAL MEAN 16.6 4.48 10.2
HIGHEST ANNUAL MEAN 33.0 1969
LOWEST ANNUAL MEAN 2.96 1961
HIGHEST DAILY MEAN 126 Feb 8 10 Nov 8 3490 Jan 25
1969
LOWEST DAILY MEAN 4.9 Jan 1 2.8 Jul 2 2.1 Jun 23
1961
ANNUAL SEVEN-DAY MINIMUM 5.3 Dec 25 2.8 Jul 21 2.1 Sep 5
1961
INSTANTANEOUS PEAK FLOW 23 Nov 8 9900 Jan 25
1969
INSTANTANEOUS PEAK STAGE 13.80 Jan 25
1969
ANNUAL RUNOFF (AC-FT) 11990 3240 7400
10 PERCENT EXCEEDS 33 5.8 17
50 PERCENT EXCEEDS 9.8 4.5 5.8
90 PERCENT EXCEEDS 5.5 2.9 3.2
e Estimated.
USGS Water Resources of California
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