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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 330 feet above NGVD29
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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 -> 2019-09-30)

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 13 12 99 56 11 4.8 3.2 2.7 2.1 1.6 4.7 20
2 14 27 120 28 8.6 4.3 4.1 2.7 2.1 2.2 13 40
3 19 27 48 19 7.8 4.1 3.3 2.5 2.2 2.6 6.3 60
4 214 46 40 21 7.3 4.1 3.1 2.6 2.2 2.0 3.7 20
5 205 33 80 25 12 4.2 2.9 2.5 2.3 1.8 2.8 9.8
6 54 54 77 42 9.6 4.0 3.0 2.6 2.4 1.8 2.4 7.9
7 27 190 70 64 7.3 4.0 3.0 2.6 2.2 2.4 2.3 4.8
8 104 115 29 30 6.6 4.2 2.8 2.3 2.3 2.3 3.3 14
9 75 90 25 23 7.0 4.4 2.7 2.4 2.4 2.0 11 5.7
10 142 70 36 33 6.1 6.3 2.7 2.4 2.4 1.6 4.6 32
11 86 29 46 32 5.6 4.8 2.7 2.6 2.4 1.7 2.9 98
12 78 28 46 20 5.3 4.1 2.8 2.3 2.4 1.9 7.1 53
13 153 106 143 16 5.3 3.9 2.8 2.4 2.4 2.1 45 19
14 51 88 46 18 5.6 3.9 2.7 2.6 2.5 4.8 9.1 7.3
15 25 155 28 13 9.2 3.8 2.8 2.7 2.8 14 6.2 52
16 55 165 40 23 19 3.8 2.7 2.5 3.8 55 30 40
17 47 87 48 13 7.1 3.6 2.6 2.4 3.1 8.8 16 28
18 80 100 30 16 10 3.4 2.6 2.3 2.7 3.5 48 14
19 85 188 21 15 22 3.3 2.8 2.8 2.5 8.4 9.0 15
20 74 202 42 19 7.3 3.3 2.9 2.4 2.5 4.8 15 47
21 58 125 53 12 7.9 3.5 2.8 2.2 2.6 2.6 12 74
22 136 49 83 15 6.2 3.3 2.8 2.1 2.5 2.3 22 128
23 68 43 44 21 5.6 3.1 2.7 2.1 3.4 2.5 29 48
24 126 33 66 17 5.4 3.4 2.6 2.4 4.7 2.5 15 51
25 35 56 37 23 5.6 3.4 2.7 2.5 6.9 29 5.9 32
26 90 37 30 9.7 5.1 3.1 2.5 2.1 2.9 9.3 14 9.2
27 102 68 36 10 4.9 3.1 2.7 2.1 2.7 9.3 21 8.5
28 55 62 24 41 4.9 3.2 2.6 2.2 2.4 41 13 7.4
29 50 14 55 16 4.9 3.7 2.6 2.2 2.3 9.5 21 53
30 22   36 16 4.8 3.2 2.6 2.0 1.7 15 40 18
31 14   152   4.9   2.8 2.1   4.6   11