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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 11176400 ARROYO VALLE BL LANG CYN NR LIVERMORE CA


Alameda County, California
Hydrologic Unit Code 18050004
Latitude  37°33'41", Longitude 121°40'58" NAD27
Drainage area 130  square miles
Gage datum 749.09 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 1963-10-01 -> 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
1 107 56 160 66 15 4 1.2 0.19 0.07 0.15 0.25 23
2 89 71 120 53 14 3.9 1.1 0.17 0.07 0.13 0.21 23
3 61 143 97 47 14 3.7 1 0.17 0.07 0.12 0.19 15
4 93 88 124 53 13 3.7 0.93 0.17 0.07 0.1 0.19 13
5 125 69 132 48 12 3.7 0.89 0.16 0.07 0.1 0.23 12
6 73 99 95 43 12 3.6 0.82 0.17 0.06 0.1 0.6 15
7 59 179 88 40 11 3.4 0.79 0.16 0.06 0.11 0.48 9.1
8 78 146 103 36 11 3.3 0.75 0.14 0.06 0.12 0.68 8.4
9 140 143 76 35 9.9 3.2 0.72 0.12 0.06 0.11 1.2 12
10 154 118 174 46 9.5 3.1 0.68 0.11 0.06 0.1 0.68 29
11 121 87 117 62 8.8 2.9 0.61 0.11 0.06 0.1 1.4 28
12 79 93 93 46 8.5 2.7 0.56 0.11 0.06 0.09 2.2 26
13 106 110 110 40 8.8 2.7 0.53 0.11 0.05 0.09 3.6 15
14 110 146 97 32 8.2 2.6 0.5 0.11 0.06 0.24 3.7 15
15 102 185 80 28 7.9 2.5 0.44 0.11 0.05 0.16 2.7 14
16 157 156 104 27 8 2.5 0.42 0.11 0.05 0.13 6.8 44
17 127 178 69 26 7.4 2.3 0.39 0.11 0.05 0.12 8.7 25
18 82 189 58 25 6.8 2.1 0.39 0.11 0.06 0.11 7.3 16
19 111 268 48 23 6.5 2.1 0.38 0.13 0.06 0.11 4.3 19
20 112 200 78 22 6.3 2 0.36 0.15 0.06 0.11 6.3 30
21 139 224 65 23 6 1.9 0.34 0.13 0.06 0.14 3.6 39
22 175 131 116 22 5.9 1.7 0.32 0.12 0.06 0.15 2.5 79
23 138 110 115 20 5.6 1.7 0.33 0.11 0.07 0.19 2.3 86
24 175 116 99 20 5.3 1.5 0.32 0.11 0.11 0.17 12 64
25 161 119 103 18 5.1 1.4 0.3 0.11 0.11 1.5 8.5 54
26 156 110 74 17 4.9 1.4 0.27 0.1 0.1 0.64 4.3 46
27 131 96 66 16 4.8 1.3 0.26 0.1 0.1 0.39 3.7 54
28 97 124 60 23 4.7 1.3 0.25 0.08 0.1 0.25 5.1 45
29 93 57 52 20 4.6 1.2 0.24 0.08 0.09 0.25 6.4 56
30 80   49 18 4.4 1.2 0.23 0.08 0.11 0.39 35 54
31 70   67   4.2   0.21 0.08   0.36   171