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


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

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 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
Gage datum 219.95 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 1955-10-01 -> 2024-09-30)

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 15 41 262 75 31 22 13 24 6.2 21 26 12
2 45 65 229 23 32 28 12 23 5.6 8 18 39
3 41 60 130 30 38 36 11 18 5.7 4.9 13 36
4 93 69 155 41 28 31 9.7 15 7.2 10 18 54
5 87 68 166 49 31 42 8.5 12 8.3 27 20 39
6 86 139 131 54 55 33 8.9 10 7.1 8.3 34 60
7 129 89 78 43 25 32 9 10 6.1 8.1 35 68
8 91 112 120 30 34 23 11 9.1 6.8 7.6 50 19
9 184 137 52 32 40 19 15 6.7 6.3 7.3 40 38
10 219 119 83 20 28 20 14 6 22 6.9 35 25
11 137 152 101 49 30 23 18 5.3 20 18 36 47
12 92 161 67 38 43 28 19 7.1 12 8.9 29 51
13 92 117 98 37 42 28 15 4.2 13 16 14 21
14 100 135 68 60 31 28 16 3.7 14 18 26 28
15 78 122 133 52 30 32 24 8.3 25 12 20 50
16 94 149 101 44 26 43 25 3.1 14 15 27 54
17 87 142 77 47 23 31 26 13 17 37 39 33
18 89 130 68 61 24 33 30 2.9 25 18 22 78
19 57 239 86 34 30 32 27 13 19 17 31 81
20 101 197 98 61 29 30 23 18 20 55 50 61
21 65 182 88 42 23 28 22 15 15 17 55 67
22 99 142 80 23 24 29 23 3.7 31 19 40 73
23 59 224 53 23 18 27 20 3.5 14 27 20 37
24 109 169 39 22 15 26 18 5.3 12 18 61 58
25 186 224 84 26 14 25 17 5.9 20 19 36 59
26 122 151 49 39 13 23 16 5.8 19 29 42 43
27 99 173 47 37 12 22 15 5.9 11 29 24 42
28 71 196 50 38 26 20 16 6 12 17 41 77
29 60 65 20 41 13 18 15 6.1 14 24 53 100
30 49   26 32 16 16 20 7.5 21 42 57 29
31 78   36   22   27 6.2   23   36