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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 -> 2021-09-30)

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 58 45 285 79 68 27 13 17 5.4 3.7 7.7 14
2 31 48 389 83 62 25 13 15 5.1 2.9 7.6 17
3 25 56 388 59 58 25 1.9 13 3.9 2.9 7.4 18
4 23 44 385 59 60 26 1.8 13 1.7 4.5 7.4 20
5 24 71 377 69 60 25 3.6 13 0.78 4.5 8.4 18
6 23 115 312 66 89 23 8.8 13 2.1 2.4 12 19
7 19 84 257 49 74 22 11 11 2.6 0.78 7.4 19
8 20 72 254 51 47 18 12 11 2.8 0. 6.7 19
9 178 75 226 48 46 22 15 12 2.9 0. 6.7 19
10 262 64 146 34 49 24 20 13 2.5 0.04 6.3 19
11 278 75 101 29 46 20 16 14 7 0.07 5.8 19
12 125 97 91 32 74 21 9.9 13 7.7 0.08 3.1 19
13 98 100 93 31 87 21 5.8 10 11 0.16 1.7 18
14 230 121 89 26 70 23 8.5 11 13 0.14 1.5 17
15 198 134 104 30 53 19 13 11 16 1.9 0.6 17
16 150 185 122 39 50 17 16 9.4 14 1.7 0.07 18
17 134 286 117 25 52 18 21 5.4 13 1.2 0.03 12
18 201 185 75 21 49 20 20 4.6 14 1.1 0.18 11
19 143 295 77 24 46 20 19 11 12 0.47 0. 10
20 105 355 80 32 42 18 20 12 12 2.3 2.3 10
21 75 360 78 44 44 17 18 12 12 2 0.78 9.9
22 59 347 77 54 41 13 17 12 12 3.1 0.21 17
23 155 295 80 55 42 5.2 19 12 10 1.7 85 28
24 189 425 69 54 48 9.1 18 9.3 7 0.14 78 26
25 286 465 68 51 46 18 17 4 6.4 0.23 38 27
26 456 489 70 49 40 18 16 3 6.5 0.2 20 31
27 211 370 71 50 38 19 14 4 3.6 2.5 10 23
28 211 273 68 48 42 18 14 4.2 3.7 6.9 14 34
29 42 27 55 50 41 17 15 4.4 3.9 7.2 13 55
30 44   47 76 37 17 17 5 3.9 9.8 13 60
31 49   65   29   17 5.7   8.2   68