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USGS Surface-Water 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 11465750 LAGUNA DE SANTA ROSA C NR SEBASTOPOL CA


Sonoma County, California
Hydrologic Unit Code 18010110
Latitude  38°25'32", Longitude 122°49'41" NAD27
Drainage area 79.6  square miles
Gage datum 0.00 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 1998-10-01 -> 2024-09-30)

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
1 234 154 270 102 20 4.8 2 0.49 0.22 0.23 9.8 134
2 289 135 195 75 16 4.4 1.8 0.47 0.23 0.24 10 227
3 219 225 200 62 20 3.9 1.6 0.46 0.25 0.25 9.1 190
4 195 138 161 57 41 3.8 1.5 0.44 0.26 0.3 7.2 119
5 283 124 155 90 30 3.8 1.4 0.43 0.26 0.51 6 80
6 228 112 221 85 30 4 1.4 0.41 0.24 0.95 5.1 72
7 224 225 201 135 24 3.8 1.3 0.41 0.23 1.3 4.9 83
8 243 193 129 90 20 3.6 1.2 0.4 0.22 1.1 7.8 83
9 310 322 133 74 31 3.5 1.2 0.39 0.2 0.87 21 91
10 309 331 225 53 31 3.6 1.1 0.37 0.19 0.76 25 73
11 300 214 226 51 21 4 1.1 0.36 0.19 0.7 18 119
12 240 143 154 148 16 3.3 1 0.35 0.19 0.72 14 162
13 183 268 148 101 13 3 0.99 0.34 0.2 0.88 16 117
14 164 316 183 73 13 2.7 0.95 0.33 0.2 1.6 16 156
15 179 188 157 52 11 2.6 0.9 0.33 0.2 3 11 136
16 131 226 163 47 11 2.5 0.84 0.32 0.2 1.9 9.3 231
17 200 320 154 50 10 2.4 0.8 0.31 0.2 1.5 9.3 181
18 162 256 90 42 11 2.5 0.77 0.3 0.2 1.2 10 145
19 199 227 105 35 28 2.5 0.75 0.3 0.21 1.1 12 180
20 228 191 195 31 34 2.3 0.72 0.29 0.21 1.1 31 238
21 227 227 132 30 19 2.2 0.7 0.29 0.21 1.4 34 201
22 225 179 215 32 12 2 0.68 0.28 0.22 3.3 30 221
23 227 216 187 36 9.8 1.9 0.66 0.28 0.23 2.6 25 243
24 190 186 135 24 7.9 1.8 0.64 0.27 0.23 23 29 211
25 164 246 202 26 7 1.8 0.61 0.28 0.23 120 29 149
26 396 289 158 25 6.5 1.8 0.58 0.28 0.23 55 23 165
27 215 202 109 21 7 2.1 0.56 0.27 0.23 27 22 209
28 162 393 115 18 8.7 2.4 0.54 0.26 0.23 18 23 316
29 129 226 144 20 8.9 2.3 0.53 0.25 0.23 14 61 322
30 121   92 25 6.8 2.2 0.52 0.23 0.23 14 116 250
31 130   66   5.6   0.5 0.22   12   362