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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 11102300 RIO HONDO BL WHITTIER NARROWS DAM CA


Los Angeles County, California
Hydrologic Unit Code 18070105
Latitude  34°01'00", Longitude 118°05'15" NAD27
Drainage area 124  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 1966-10-01 -> 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 74 114 752 132 85 69 47 57 37 109 73 103
2 117 143 785 102 72 72 48 61 37 53 72 103
3 125 155 570 94 89 78 48 54 43 49 76 105
4 273 144 551 117 71 82 43 48 45 50 86 175
5 318 117 556 111 84 100 42 45 52 102 83 115
6 278 362 373 107 139 78 41 41 49 58 87 186
7 424 303 273 102 78 79 44 39 44 62 100 268
8 254 374 318 72 85 69 47 40 40 67 114 109
9 564 422 160 92 95 67 57 38 42 63 106 93
10 697 347 159 92 89 70 53 36 50 61 99 114
11 605 357 228 114 75 73 55 37 68 74 108 130
12 264 420 122 96 99 79 57 38 48 65 92 130
13 238 241 175 93 97 81 57 35 49 68 76 134
14 342 430 148 120 79 80 56 34 52 73 75 108
15 374 428 229 119 83 82 60 31 72 68 71 129
16 340 480 238 92 86 110 57 37 57 67 82 206
17 308 602 238 91 83 79 58 52 47 85 86 121
18 355 482 148 116 79 82 61 35 43 69 97 176
19 254 742 218 89 76 82 68 42 55 74 112 299
20 264 769 166 140 68 80 71 42 48 150 124 271
21 179 789 229 118 83 77 69 38 48 89 174 229
22 239 561 196 88 99 73 67 36 51 85 136 337
23 188 634 200 83 69 75 60 40 47 101 87 112
24 304 571 118 67 66 71 57 36 48 75 126 151
25 598 619 224 71 64 70 57 35 63 74 148 146
26 524 562 139 82 63 71 52 33 53 80 155 182
27 327 543 234 69 64 69 50 35 55 114 121 123
28 345 569 130 84 90 65 53 37 58 82 184 225
29 262 103 112 101 64 60 52 37 61 75 185 236
30 129   98 104 61 55 53 38 69 120 212 210
31 259   107   66   59 42   96   112