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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 11118500 VENTURA R NR VENTURA


Ventura County, California
Hydrologic Unit Code 18070101
Latitude  34°21'08", Longitude 119°18'27" NAD27
Drainage area 188  square miles
Gage datum 203.77 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 1959-10-01 -> 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 23 55 420 97 41 23 11 6.6 4.5 8.5 3.1 5.3
2 37 103 295 85 40 21 11 6.4 4.3 4.2 3 6.3
3 45 301 180 83 42 20 11 6.5 4.5 5.2 2.9 12
4 39 137 437 165 39 20 11 6.5 4.3 5 2.8 20
5 81 97 418 121 48 19 11 6.1 4.4 4.5 3 15
6 20 149 347 107 43 21 10 6 4.5 4 4.1 85
7 71 201 185 76 40 18 10 6.2 4.5 3.8 4.1 17
8 89 200 182 68 39 18 10 5.9 4.4 3.7 3.8 7.1
9 572 450 126 66 37 18 9.8 5.7 4.4 3.4 3.3 6.9
10 629 556 206 62 35 18 9.8 5.9 4.2 3.3 3.2 11
11 187 352 253 64 34 19 10 5.7 4.2 3.2 4.8 16
12 89 245 147 60 37 17 9.9 5.6 4.1 3.3 4.1 5.8
13 113 134 124 56 37 16 9.7 5.6 4.1 3.5 3.9 5.3
14 101 201 127 55 35 16 9.5 5.4 4.3 4 5.5 6.5
15 95 188 155 57 37 16 9.1 5.3 3.9 3.5 3.3 4.6
16 116 199 118 56 35 16 8.9 5.4 4.1 3.3 6.2 5.6
17 144 188 92 54 33 15 8.8 5.5 4.2 3.2 22 4.8
18 147 224 114 56 30 15 8.6 5.4 3.9 3.1 22 14
19 89 336 120 54 31 15 8.5 5.4 3.8 3.7 12 30
20 75 248 185 56 28 14 8.5 5.2 3.9 5.7 9 12
21 148 344 138 60 29 14 8.2 5.2 3.9 3 7.7 26
22 102 320 137 69 28 14 8 5.1 3.9 2.9 20 43
23 78 533 144 69 25 14 7.9 5 3.8 3 24 21
24 213 502 108 64 25 13 7.9 4.8 3.9 2.9 72 20
25 499 496 150 60 24 13 7.8 4.8 3.8 2.9 17 29
26 310 263 126 57 23 12 7.6 4.8 3.8 2.9 7.3 20
27 257 219 108 46 22 12 7.3 4.7 3.8 3 5.9 23
28 153 196 133 41 22 12 7.3 4.6 3.7 2.8 5 34
29 105 98 105 41 23 12 7 4.5 9.6 3 19 103
30 84   100 42 24 12 6.9 4.5 3.8 4 8.5 40
31 60   109   23   6.7 4.6   3.1   85