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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 11085000 SAN GABRIEL R BL SANTA FE DAM NR BALDWIN PK CA


Los Angeles County, California
Hydrologic Unit Code 18070106
Latitude  34°06'44", Longitude 117°58'07" NAD27
Drainage area 236  square miles
Gage datum 400.00 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 1942-10-01 -> 2022-09-30)

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 57 44 277 77 66 26 12 16 5.3 3.7 7.5 13
2 31 46 378 80 60 25 12 15 5 2.8 7.4 17
3 25 55 377 58 56 24 1.8 13 3.9 2.8 7.2 17
4 23 43 375 57 58 25 1.8 13 1.6 4.4 7.2 19
5 24 69 367 68 58 24 3.6 13 0.77 4.4 8.2 18
6 22 112 304 64 87 22 8.7 13 2.1 2.4 11 18
7 19 82 250 48 72 21 11 11 2.6 0.76 7.2 19
8 19 70 247 49 45 17 12 11 2.8 0. 6.5 19
9 173 73 220 46 45 22 15 12 2.8 0. 6.5 19
10 255 62 143 33 48 24 20 13 2.5 0.03 6.2 18
11 271 73 98 28 44 20 16 14 6.9 0.07 5.7 19
12 122 94 89 31 72 20 9.8 13 7.6 0.08 3 18
13 95 97 91 30 85 21 5.7 10 11 0.15 1.7 18
14 224 117 86 25 68 22 8.4 10 13 0.13 1.5 18
15 192 131 101 29 52 19 13 11 16 1.9 0.58 18
16 145 180 119 37 49 16 16 9.3 13 1.7 0.07 18
17 131 278 114 25 51 17 20 5.3 12 1.2 0.03 12
18 195 180 73 20 48 20 20 4.5 14 1 0.18 10
19 140 287 75 24 45 20 19 11 12 0.46 0. 10
20 102 345 78 31 41 18 19 11 12 2.3 2.2 9.7
21 73 351 75 43 43 17 18 12 12 1.9 0.76 9.6
22 57 338 75 52 40 13 17 11 12 3 0.2 17
23 151 287 78 54 40 5.1 19 11 10 1.7 83 27
24 184 414 67 52 46 9 18 9.2 6.9 0.13 76 26
25 278 452 66 49 45 18 17 4 6.3 0.22 37 27
26 443 475 68 48 39 18 16 3 6.4 0.19 20 31
27 205 360 69 49 37 19 14 3.9 3.5 2.4 10 23
28 205 266 66 46 41 18 14 4.1 3.6 6.8 14 33
29 41 27 54 48 40 17 15 4.3 3.9 7 13 54
30 43   46 73 36 17 17 4.9 3.9 9.6 12 59
31 48   63   28   17 5.6   8   67