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USGS Daily Statistics for California

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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 -> 2019-09-30)

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 51 25 21 41 104 128 56 9.4 3.4 2.5 6.7 12
2 49 17 20 40 103 125 55 8.8 2.9 2.7 6.5 18
3 21 16 21 42 107 124 50 8.4 2.8 2.7 6.2 11
4 17 18 23 44 109 129 48 8.0 2.7 2.6 5.7 10
5 16 22 23 46 116 126 46 7.6 2.6 2.7 5.9 13
6 16 16 23 51 112 123 44 7.0 2.6 2.7 5.7 11
7 14 19 25 59 111 119 41 6.7 2.6 2.7 7.6 9.5
8 25 28 37 54 117 114 38 6.5 2.5 2.7 6.6 9.3
9 24 29 28 53 117 113 39 6.1 2.6 2.7 6.7 10
10 17 23 27 54 117 110 34 5.9 2.6 3.0 8.4 19
11 17 18 27 57 117 109 31 5.5 2.5 3.6 15 15
12 25 17 24 58 118 105 29 5.3 2.4 3.9 14 19
13 29 18 27 59 120 104 28 5.0 2.3 7.3 11 13
14 23 21 26 60 124 105 26 5.0 2.3 4.9 12 13
15 20 24 26 61 129 103 25 5.2 2.3 4.1 11 18
16 29 29 42 61 138 100 24 4.8 2.3 6.2 15 19
17 27 30 35 62 136 97 22 4.6 2.3 4.7 17 14
18 22 33 29 64 141 94 21 4.4 2.5 3.7 13 14
19 21 26 29 65 141 91 19 4.5 2.4 4.0 12 30
20 22 24 30 66 137 87 18 4.3 2.4 4.1 12 43
21 34 21 35 69 133 84 17 4.2 2.3 3.8 12 28
22 27 20 36 70 135 83 16 4.0 2.3 3.7 13 44
23 21 20 37 72 138 80 15 3.8 2.3 4.2 18 41
24 19 19 37 71 140 77 15 3.6 2.5 7.4 20 38
25 18 18 35 72 139 73 14 3.4 3.1 7.3 14 25
26 17 18 36 78 138 73 13 3.3 2.8 9.9 11 20
27 17 20 34 82 136 68 12 3.2 2.6 5.9 10 17
28 15 22 36 86 135 63 12 3.1 2.4 6.8 9.8 18
29 16 21 36 90 132 63 11 3.0 2.4 5.5 9.6 18
30 20   38 93 129 58 11 2.9 2.5 7.5 11 24
31 34   41   133   10 2.9   6.8   44