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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 10336660 BLACKWOOD C NR TAHOE CITY CA


Placer County, California
Hydrologic Unit Code 16050101
Latitude  39°06'27", Longitude 120°09'40" NAD27
Drainage area 11.2  square miles
Gage datum 6,234.59 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1960-10-01 -> 2020-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 50 25 21 40 104 129 56 9.5 3.4 2.6 6.6 11
2 48 17 20 40 103 127 55 8.9 2.9 2.7 6.4 17
3 21 16 21 42 108 127 51 8.5 2.8 2.7 6.2 11
4 17 18 23 44 109 132 48 8 2.7 2.6 5.6 10
5 16 22 23 46 117 129 47 7.6 2.6 2.7 5.9 13
6 16 16 23 51 113 127 45 7 2.6 2.7 5.7 10
7 14 19 25 59 113 122 42 6.8 2.6 2.7 7.5 9.4
8 25 28 37 54 119 115 38 6.6 2.5 2.6 6.5 9.2
9 23 28 28 55 119 114 40 6.2 2.6 2.7 6.6 10
10 17 23 27 55 118 112 34 5.9 2.6 3 8.3 19
11 17 18 26 57 119 112 31 5.6 2.5 3.6 15 15
12 24 17 24 58 120 108 29 5.4 2.4 3.9 13 19
13 28 18 27 59 122 107 28 5.1 2.3 7.3 11 13
14 22 23 26 60 126 107 27 5 2.3 4.9 12 12
15 19 25 26 61 131 105 25 5.2 2.3 4.1 11 18
16 29 29 42 61 140 102 24 4.8 2.3 6.1 14 19
17 27 30 35 62 136 99 23 4.6 2.3 4.6 16 14
18 21 33 29 64 141 96 21 4.4 2.5 3.7 13 14
19 21 26 29 66 140 94 20 4.5 2.5 4 12 30
20 22 24 30 67 136 89 18 4.3 2.4 4 11 42
21 34 21 34 70 132 86 17 4.2 2.3 3.7 12 28
22 27 20 36 71 134 84 16 4 2.3 3.6 13 43
23 21 20 36 73 137 81 16 3.8 2.3 4.2 17 40
24 19 19 37 73 139 78 15 3.6 2.5 7.3 20 37
25 17 18 34 74 138 74 14 3.4 3.1 7.2 14 25
26 16 18 35 80 137 74 13 3.3 2.8 9.8 11 20
27 17 20 34 85 136 69 12 3.2 2.6 5.8 10 17
28 15 22 35 88 134 64 12 3.1 2.4 6.7 9.7 18
29 16 21 36 92 132 63 11 3 2.4 5.5 9.5 17
30 20   38 95 130 58 11 2.9 2.5 7.4 11 24
31 33   41   133   10 2.9   6.7   44