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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 -> 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 59 46 289 80 69 27 13 17 5.5 3.8 7.8 14
2 32 48 394 84 63 26 13 15 5.2 2.9 7.7 17
3 25 57 393 60 59 25 1.9 13 4 2.9 7.5 18
4 23 45 391 60 61 26 1.9 13 1.7 4.6 7.5 20
5 24 72 382 70 61 25 3.7 13 0.79 4.6 8.5 19
6 23 117 317 66 90 23 9 13 2.1 2.5 12 19
7 20 85 261 48 75 22 11 11 2.7 0.79 7.5 19
8 20 74 258 51 47 18 12 11 2.9 0. 6.8 20
9 181 76 229 48 46 23 15 12 2.9 0. 6.8 20
10 266 65 148 34 50 25 20 14 2.6 0.04 6.4 19
11 282 77 102 29 46 21 17 15 7.1 0.07 5.9 19
12 127 98 92 33 75 21 10 13 7.8 0.08 3.1 19
13 99 101 94 31 88 21 5.8 11 11 0.16 1.7 18
14 233 123 90 26 71 23 8.7 11 13 0.14 1.5 18
15 200 136 105 30 54 19 13 11 16 1.9 0.61 17
16 152 187 124 39 51 17 17 9.6 14 1.8 0.07 18
17 136 290 119 26 53 18 21 5.5 13 1.2 0.04 12
18 204 187 76 21 50 21 20 4.7 14 1.1 0.19 11
19 145 299 78 25 47 20 19 11 13 0.48 0. 11
20 106 360 81 32 43 19 20 12 12 2.4 2.3 10
21 76 366 79 44 45 17 18 12 12 2 0.79 10
22 59 352 78 54 42 13 17 12 12 3.1 0.21 17
23 158 299 81 56 42 5.3 19 12 10 1.8 86 28
24 192 432 70 54 48 9.2 19 9.4 7.1 0.14 79 26
25 290 471 69 51 47 18 17 4.1 6.5 0.23 38 28
26 462 495 71 50 40 19 16 3.1 6.6 0.2 21 30
27 214 375 72 51 38 20 14 4 3.6 2.5 10 23
28 214 277 69 48 43 19 14 4.3 3.7 7 14 34
29 43 28 56 51 42 17 15 4.5 4 7.3 13 56
30 45   48 77 38 17 17 5.1 4 10 13 61
31 50   66   29   17 5.8   8.4   69