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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 11042000 SAN LUIS REY R A OCEANSIDE CA


San Diego County, California
Hydrologic Unit Code 18070303
Latitude  33°13'05", Longitude 117°21'34" NAD27
Drainage area 557  square miles
Gage datum 20.00 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 1929-10-01 -> 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 28 54 189 75 38 17 9.3 4.6 4.3 4.9 4.5 16
2 25 47 190 74 35 17 9.3 4.6 4.2 4.5 4.3 9.5
3 25 47 286 61 33 16 9.2 4.7 4.1 3.1 4.1 10
4 38 49 130 59 34 16 8.9 4.6 3.9 2.6 3.9 10
5 56 47 173 58 35 16 8.8 4.4 3.9 2.5 3.8 11
6 66 55 193 57 34 16 8.8 4.5 3.8 2.5 3.9 13
7 53 137 109 57 32 15 8.5 4.4 3.8 2.7 4 31
8 67 66 101 59 31 14 8.2 4.4 3.7 2.8 4.5 11
9 56 81 96 50 30 14 8 4.4 3.6 2.6 4.9 10
10 169 68 94 69 30 14 7.8 4.4 2.5 2.7 5.2 11
11 184 66 136 89 28 14 7.6 4.3 2.2 2.7 6.1 13
12 97 57 116 59 26 13 7.5 4.3 2.2 3 12 14
13 56 62 106 53 28 13 7.2 4.4 2.2 2.9 13 12
14 42 139 102 50 27 13 6.1 4.3 2.1 2.8 9.1 11
15 58 186 92 49 24 12 4.6 4.4 2.1 2.7 7.3 11
16 52 135 125 49 23 12 4.2 4.5 2.1 2.8 6.4 12
17 71 126 106 46 22 12 4.4 5.7 2.1 3 6.1 22
18 42 160 134 47 23 11 5.6 4.9 2.1 3.1 7 28
19 41 106 112 45 23 11 5.3 4.9 2.1 3.1 6.3 32
20 34 131 87 45 22 11 5 4.8 2.1 4.6 7.1 24
21 45 181 101 47 21 11 3.7 4.7 2.2 6.3 9.4 21
22 51 116 88 44 21 11 3.6 4.6 2.2 6.1 10 72
23 53 123 82 42 21 10 4 4.5 2.3 4.8 11 52
24 45 101 94 39 20 10 4.7 4.7 2.5 4.5 7.7 37
25 43 99 78 38 20 9.9 4.6 4.7 2.6 4 18 46
26 51 113 73 38 20 9.7 4.6 4.6 2.6 3.8 10 30
27 43 80 95 38 19 9.7 4.6 4.6 2.6 7.4 7.9 26
28 43 115 113 37 19 9.6 4.6 4.4 2.5 9.9 8.1 25
29 107 85 88 39 18 9.6 4.6 4.5 2.5 8.9 9.6 27
30 67   73 40 18 9.5 4.6 4.3 2.4 6.4 17 35
31 66   65   17   4.7 4.3   5.2   37