Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

USGS Daily Statistics for California

Click to hide state-specific text

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 402.38 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 -> 2025-09-30)

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 56 44 269 75 68 28 12 16 5.2 3.8 7.2 13
2 30 46 366 79 60 27 12 14 4.9 2.9 7.1 16
3 24 55 365 58 55 27 1.8 12 3.7 2.8 6.9 17
4 22 43 363 59 57 27 1.8 13 1.6 4.2 6.9 18
5 23 70 355 69 58 26 3.5 12 0.8 4.2 7.8 17
6 23 110 295 66 87 24 8.4 13 2.1 2.3 11 17
7 18 80 243 50 73 23 10 11 2.7 0.73 6.9 18
8 19 70 240 53 47 20 11 11 2.9 0. 6.4 18
9 167 72 214 58 46 24 15 11 2.9 0. 6.3 18
10 246 61 139 46 49 26 19 13 2.5 0.03 5.9 18
11 263 72 97 38 46 22 16 14 6.8 0.07 5.4 19
12 119 92 89 36 73 22 9.5 12 7.7 0.07 2.9 18
13 93 94 91 35 85 23 5.5 10 11 0.15 1.6 17
14 215 114 91 32 68 24 8.1 10 13 0.13 1.4 17
15 186 127 111 37 56 20 12 10 15 1.8 0.56 17
16 141 174 132 51 66 18 16 9 14 1.6 0.06 17
17 127 268 130 39 67 19 20 5.1 13 1.1 0.03 11
18 189 174 91 34 64 21 19 4.4 14 1 0.17 9.8
19 136 276 94 37 61 21 18 10 12 0.44 0. 9.8
20 100 333 108 44 54 17 19 11 11 2.2 2.1 9.3
21 73 338 118 55 45 17 17 12 11 1.9 0.73 9.2
22 58 326 116 64 42 13 16 12 11 2.9 0.2 16
23 149 278 108 66 42 4.9 18 11 9.9 1.6 79 26
24 181 400 91 65 48 8.6 17 8.8 6.8 0.13 73 25
25 271 438 90 62 47 17 16 3.8 6.2 0.21 35 26
26 430 460 89 61 40 17 15 2.9 6.2 0.18 19 29
27 201 348 82 61 38 18 13 3.8 3.4 2.3 9.6 22
28 201 258 74 59 42 17 13 4 3.5 6.5 13 32
29 44 29 55 60 41 16 15 4.2 3.9 6.7 12 51
30 44   46 75 38 16 16 4.7 3.9 9.2 12 57
31 48   63   30   16 5.4   7.7   64