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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 11460400 LAGUNITAS C A SAMUEL P TAYLOR STATE PARK CA


Marin County, California
Hydrologic Unit Code 18050005
Latitude  38°01'37", Longitude 122°44'07" NAD27
Drainage area 34.3  square miles
Gage datum 106.01 feet above NAVD88
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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 1982-10-01 -> 2025-09-30)

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
1 159 115 112 62 26 13 7.9 7.3 7.3 7.3 12 52
2 135 143 126 58 25 13 7.8 7.3 7.3 7.3 12 69
3 99 180 119 50 26 12 7.7 7.3 7.3 7.3 11 55
4 133 250 97 53 23 13 7.8 7.3 7.3 7.3 11 36
5 95 173 108 53 22 12 7.8 7.3 7.3 7.5 13 36
6 77 145 114 49 19 12 7.8 7.3 7.2 7.2 20 35
7 82 218 110 59 18 12 7.7 7.3 7.3 7.2 11 38
8 141 190 101 59 19 12 7.7 7.3 7.3 7.2 11 47
9 133 171 135 51 20 12 7.6 7.3 7.3 7.5 17 54
10 123 139 175 43 18 11 7.6 7.3 7.3 7.4 15 62
11 127 101 152 62 16 11 7.6 7.3 7.3 7.4 15 72
12 116 100 131 96 15 11 7.6 7.3 7.3 7.4 16 65
13 113 151 176 70 15 11 7.6 7.3 7.2 10 19 67
14 122 178 198 48 15 11 7.6 7.3 7.3 7.8 14 67
15 100 120 151 39 16 11 7.6 7.3 7.3 7.7 22 78
16 121 136 126 38 16 10 7.6 7.3 7.3 8.2 34 76
17 101 187 98 37 15 9.4 7.6 7.3 7.3 8.6 34 44
18 113 190 86 31 21 8.9 7.5 7.3 7.3 8.6 26 50
19 109 196 84 27 26 8.6 7.5 7.3 7.3 9.8 26 52
20 140 198 99 26 24 8.4 7.4 7.4 7.3 9.4 25 48
21 128 182 95 23 21 8.3 7.4 7.4 7.3 9.3 30 72
22 191 152 129 22 19 8.2 7.3 7.3 7.3 9.8 36 78
23 176 122 120 22 17 8 7.3 7.3 7.2 9.8 28 65
24 126 105 126 22 16 7.9 7.3 7.3 7.3 48 36 67
25 128 120 141 21 14 7.9 7.4 7.3 7.3 20 26 67
26 129 172 107 20 13 7.9 7.3 7.3 7.3 13 28 59
27 132 153 98 21 19 7.9 7.3 7.3 7.3 9.9 30 85
28 112 123 95 22 18 7.9 7.3 7.3 7.3 10 31 87
29 100 138 81 22 16 8 7.3 7.3 7.3 11 37 121
30 86   69 22 15 8 7.3 7.3 7.3 10 41 139
31 104   63   14   7.3 7.3   10   218