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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 11173200 ARROYO HONDO NR SAN JOSE CA


Santa Clara County, California
Hydrologic Unit Code 18050004
Latitude  37°27'42", Longitude 121°46'06" NAD27
Drainage area 77.1  square miles
Gage datum 786.83 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 1968-10-01 -> 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
1 140 75 186 88 21 8.6 3.5 1.6 0.99 1 2.5 42
2 129 116 166 79 20 8.3 3.5 1.5 0.97 1 2.2 64
3 86 169 156 70 25 8.2 3.4 1.5 0.97 1 2 23
4 74 159 190 91 23 8 3.3 1.5 0.98 1.1 2.3 22
5 136 130 201 98 21 7.9 3.2 1.4 0.96 1 2.2 22
6 91 159 165 83 19 7.6 3.1 1.4 0.95 1 2.8 17
7 81 219 156 72 18 7.3 3 1.4 0.94 1.1 3.1 18
8 125 150 133 65 17 7.1 2.9 1.4 0.93 1.2 5.6 21
9 194 188 110 58 17 7.1 2.9 1.3 0.94 1.2 6.1 16
10 257 175 189 52 16 6.9 2.8 1.3 0.93 1.2 3.7 55
11 201 125 133 50 15 6.6 2.7 1.3 0.92 1.1 7.1 57
12 164 122 125 59 15 6.4 2.6 1.3 0.92 1.3 9.6 54
13 132 151 133 77 15 6.2 2.6 1.3 0.91 1.2 5 27
14 172 180 133 58 14 6 2.5 1.2 0.93 3.3 16 38
15 187 158 105 48 14 5.9 2.4 1.2 0.93 1.7 14 30
16 215 167 100 46 15 5.9 2.3 1.2 0.94 1.4 13 70
17 178 189 84 45 14 5.6 2.3 1.2 0.94 1.3 21 48
18 136 201 69 40 13 5.4 2.2 1.2 0.95 1.3 15 35
19 190 259 68 36 13 5.2 2.1 1.2 0.96 1.3 8.6 45
20 180 238 117 33 13 5.1 2.1 1.2 0.98 1.3 6.8 52
21 192 286 104 33 12 4.9 2 1.2 0.98 1.3 6.8 76
22 187 172 204 31 13 4.7 2 1.2 0.98 1.4 9.2 94
23 169 153 175 29 12 4.5 2 1.1 1 1.4 8.7 84
24 131 172 150 28 11 4.3 1.9 1.1 1 1.5 7.3 80
25 197 179 159 27 10 4.3 1.8 1.1 1 18 6.2 74
26 174 147 121 26 10 4.1 1.8 1.1 1 3.9 7.6 75
27 148 147 95 24 9.9 4 1.7 1 1 2.6 8.8 106
28 143 168 92 25 10 4 1.7 1 1 2.1 8.3 72
29 115 105 80 23 10 3.8 1.7 1 1 2.4 17 96
30 73   75 22 9.6 3.7 1.7 1 1 2.3 13 105
31 70   63   9   1.6 1   2.6   210