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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 11059300 SANTA ANA R A E ST NR SAN BERNARDINO CA


San Bernardino County, California
Hydrologic Unit Code 18070203
Latitude  34°03'54", Longitude 117°17'58" NAD27
Drainage area 541  square miles
Gage datum 951.91 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 1999-10-01 -> 2023-09-30)

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 62 9.1 214 68 19 13 1.6 8.7 2.4 1.5 2.9 29
2 35 18 61 65 18 14 0.54 5.2 3 1.4 2.2 24
3 60 42 43 70 20 14 0.46 23 4.5 1.4 2.1 20
4 21 27 38 61 21 14 0.42 18 2.9 1.8 3.3 55
5 106 25 38 103 15 15 0.86 4.8 2.2 11 2.4 9.2
6 78 78 35 102 24 13 0.63 4.5 2 2.3 3.6 29
7 86 45 48 80 18 14 0.62 4.4 6.6 1.6 5.2 44
8 65 24 52 71 14 12 1.1 4.5 1.9 2.2 48 14
9 283 56 23 67 14 12 1.3 6 2.8 3.7 44 8.3
10 563 23 44 66 20 11 0.95 8.2 2.5 1.4 18 8.6
11 579 69 50 37 45 10 0.73 9.8 3 1.2 3 15
12 99 78 91 44 51 10 0.56 9.7 7.1 1.8 7.4 64
13 55 78 42 42 40 5 11 9.3 4.5 8.8 3.9 54
14 56 85 48 79 29 3.9 14 8.8 3.5 5.1 3 42
15 89 70 161 41 25 3 17 8.2 25 3.9 2.7 38
16 92 40 93 31 30 2.8 3 7.6 3.7 2.3 4.3 54
17 60 36 66 46 34 2.1 0.29 6.1 2.6 22 2.4 59
18 40 51 52 50 31 2.3 3.1 6.7 2.5 23 2.4 18
19 50 128 44 33 43 2.3 7.7 7.8 2.3 9.9 2.6 63
20 120 85 48 38 29 2.4 11 5 2.5 126 19 225
21 158 127 112 27 19 2.4 1.4 2.6 3.4 20 70 203
22 174 92 100 19 32 2 0.48 2.5 2.9 7.7 13 448
23 99 97 89 16 32 1.8 3.1 1.2 2.7 5.3 4.7 80
24 34 48 49 20 24 3.6 5.2 0.22 2.5 4.2 14 120
25 35 124 49 20 20 14 6.6 0.77 2.9 2.6 4.5 80
26 18 143 39 31 19 11 11 0.25 2.2 2.6 24 55
27 38 87 32 18 20 6.7 9.2 0.19 1.5 86 17 24
28 45 174 40 23 15 3.8 6.1 0.23 1.7 10 51 57
29 64 10 70 13 16 1.2 4.5 3.4 1.8 5.9 32 95
30 20   69 18 16 0.75 4.8 1.9 1.6 4.7 42 17
31 21   65   15   11 3.1   2.2   43