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USGS Daily Statistics for California

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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 11174600 ALAMO CN NR PLEASANTON CA


Alameda County, California
Hydrologic Unit Code 18050004
Latitude  37°41'40", Longitude 121°55'10" NAD83
Drainage area 39.5  square miles
Gage datum 306.61 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 1978-10-01 -> 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 32 12 75 42 9.4 4.7 2.8 2.4 2.2 2.1 5.9 20
2 22 23 87 23 11 4 3.3 2.4 2.2 2.3 12 34
3 22 24 37 16 8.7 4 2.8 2.4 2.1 2.4 5.6 49
4 177 42 32 23 7.1 3.8 2.7 2.4 2.2 2 3.8 25
5 192 33 68 40 9.6 3.8 2.7 2.3 2.2 1.8 3 9.4
6 48 41 58 39 8.2 3.6 2.7 2.4 2.3 1.8 2.6 6.9
7 24 134 53 49 6.6 3.7 2.7 2.5 2.1 2.2 3 11
8 81 82 25 24 6.1 3.8 2.6 2.1 2.2 2.1 19 18
9 118 65 45 19 6.3 4 2.5 2.2 2.2 2 16 5.7
10 129 51 96 25 5.7 5.3 2.5 2.3 2.1 1.7 5 52
11 79 26 41 27 5.4 4.3 2.6 2.4 2.2 1.8 3.2 83
12 62 25 58 17 5.9 3.7 2.5 2.1 2.3 1.8 5.9 44
13 118 76 107 13 5.2 3.6 2.5 2.2 2.3 2 35 56
14 88 64 55 15 5.3 3.6 2.4 2.3 2.4 3.8 9.6 23
15 53 110 32 12 7.7 3.5 2.5 2.4 2.6 10 5.4 40
16 132 117 39 25 14 3.5 2.5 3.7 4.1 37 22 39
17 45 62 39 12 6.4 3.3 2.4 2.4 3.1 6.6 16 31
18 62 72 26 14 9.8 3.3 2.4 2.1 4.1 3.2 39 13
19 67 132 23 14 17 3.1 2.6 2.5 4.1 6.4 7.6 13
20 56 142 34 16 6.4 3.1 2.6 2.2 2.8 4.9 11 34
21 44 89 62 19 6.7 3.3 2.6 2.1 2.7 6.3 9.3 52
22 99 37 76 14 5.4 3.1 2.6 2 2.5 7.3 16 100
23 51 32 37 17 4.9 3 2.5 2.1 3.1 3.6 21 57
24 91 45 50 13 4.8 3.1 2.3 2.2 3.8 104 11 42
25 29 43 29 19 4.8 3 2.4 2.2 5.3 65 4.9 38
26 67 30 24 8.8 4.5 2.9 2.4 2.1 2.7 11 15 16
27 91 69 28 8.8 4.4 2.9 2.6 2 2.4 9.5 23 58
28 76 60 27 30 4.4 3 2.4 2.1 2.4 30 11 11
29 48 11 48 13 4.3 3.3 2.4 2.2 2.2 8 16 50
30 21   30 12 14 2.9 2.4 2 2 11 29 38
31 14   109   6.7   2.5 2.2   4.3   231