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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 11101250 RIO HONDO AB WHITTIER NARROWS DAM CA


Los Angeles County, California
Hydrologic Unit Code 18070105
Latitude  34°03'30", Longitude 118°04'15" NAD27
Drainage area 91.2  square miles
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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 1955-10-01 -> 2020-09-30)

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 12 35 270 80 26 16 14 22 3.7 20 28 13
2 47 66 243 24 28 23 13 23 3.2 7.2 19 43
3 42 61 139 32 38 30 12 18 3.3 4.6 14 39
4 97 54 166 43 25 31 10 15 5.0 10 19 53
5 80 43 178 51 29 43 9.0 12 6.2 29 22 42
6 90 128 139 47 54 33 9.4 11 4.9 8.8 37 65
7 138 89 76 42 21 32 9.6 11 3.5 8.8 38 73
8 97 118 127 27 31 22 12 9.6 4.1 8.2 45 20
9 185 145 54 25 37 18 16 7.1 3.6 7.8 42 41
10 207 126 78 16 25 19 14 6.4 19 7.4 38 27
11 146 163 105 48 27 22 17 5.6 16 19 38 38
12 98 172 64 36 41 28 18 7.6 6.1 9.5 32 53
13 99 125 102 34 40 27 14 4.4 7.4 18 15 22
14 97 145 65 60 28 28 14 3.9 8.1 20 28 18
15 80 130 116 53 27 32 23 8.8 22 13 20 54
16 95 160 98 44 23 43 23 3.3 11 16 29 58
17 92 152 77 47 19 31 25 14 14 40 42 35
18 95 139 68 61 20 33 29 3.1 22 19 24 84
19 61 252 87 32 27 32 26 14 16 19 33 87
20 108 205 102 60 26 32 22 4.7 17 59 52 64
21 70 190 82 39 19 30 20 4.9 12 18 60 72
22 101 150 69 16 22 30 21 3.8 29 21 44 77
23 62 239 49 18 17 29 18 3.3 11 29 22 24
24 118 167 37 18 14 28 16 3.4 8.5 19 66 58
25 199 215 86 22 12 26 15 4.3 17 18 39 60
26 131 161 50 36 11 24 14 4.5 16 31 45 31
27 107 184 49 34 11 23 13 4.6 7.3 32 24 41
28 73 207 45 36 25 21 13 4.8 8.3 19 37 75
29 59 73 19 40 11 19 13 5.0 9.8 26 57 103
30 51   16 31 13 16 18 5.2 18 45 62 12
31 81   32   15   25 3.8   25   31