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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 11109000 SANTA CLARA R NR PIRU CA


Ventura County, California
Hydrologic Unit Code 18070102
Latitude  34°24'13", Longitude 118°44'18" NAD27
Drainage area 645  square miles
Gage datum 715.23 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 1927-10-01 -> 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 76 61 164 71 72 53 34 21 22 24 34 43
2 109 111 154 67 69 50 33 21 23 24 32 53
3 139 355 155 67 70 49 32 21 23 23 29 47
4 64 154 152 89 69 48 32 21 22 25 29 58
5 127 125 130 104 120 47 32 21 21 29 29 55
6 84 156 163 87 129 45 32 21 21 27 31 112
7 102 252 135 83 98 46 30 20 20 26 31 56
8 100 177 128 84 81 46 28 19 21 26 39 44
9 338 186 116 80 77 47 27 20 21 26 32 42
10 603 113 113 79 70 44 26 20 22 25 34 44
11 193 142 111 77 66 44 26 20 21 26 36 63
12 103 122 108 78 72 42 26 19 21 27 37 93
13 77 107 128 80 109 42 26 19 20 27 34 54
14 99 116 115 83 101 42 26 19 21 34 33 63
15 83 93 137 73 87 42 26 19 28 26 35 54
16 72 105 117 68 82 41 26 19 22 28 35 52
17 114 180 109 68 79 40 25 19 22 34 35 47
18 75 194 101 70 71 40 25 19 22 34 36 48
19 76 207 96 76 70 40 26 20 22 33 35 75
20 110 198 171 81 66 38 27 39 22 54 38 66
21 76 498 156 80 65 39 22 38 24 30 38 59
22 104 431 157 78 66 38 22 22 25 29 39 123
23 89 491 119 78 62 38 21 20 24 30 41 71
24 72 221 97 75 63 37 21 21 23 29 42 95
25 114 238 105 74 64 36 21 21 23 29 38 60
26 71 213 88 76 63 36 21 21 22 34 49 97
27 104 216 82 75 63 35 21 22 22 41 47 58
28 72 220 101 89 62 35 22 21 23 33 57 145
29 60 91 83 79 61 34 21 21 25 32 56 128
30 50   78 75 61 34 21 21 25 37 50 115
31 59   68   60   21 21   31   80