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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 11137900 HUASNA R NR ARROYO GRANDE CA


San Luis Obispo County, California
Hydrologic Unit Code 18060007
Latitude  35°04'40", Longitude 120°22'15" NAD27
Drainage area 103  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 1958-10-01 -> 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 19 14 132 40 10 2.3 0.99 0.48 0.3 0.36 0.41 2.4
2 54 14 100 32 9.6 2.1 0.96 0.51 0.3 0.35 0.4 0.95
3 25 31 88 45 9 2.1 0.95 0.48 0.31 0.37 0.4 2.4
4 11 32 107 77 8.5 2.1 0.93 0.47 0.34 0.38 0.41 1
5 34 32 69 84 8 2.1 0.88 0.47 0.47 0.38 0.43 23
6 15 82 80 39 7.5 2.2 0.83 0.44 0.4 0.36 0.46 177
7 25 84 59 27 7.1 2 0.83 0.44 0.42 0.35 0.45 11
8 36 77 51 24 6.8 1.9 0.83 0.42 0.39 0.36 0.45 6.3
9 266 100 42 26 6.5 1.9 0.79 0.4 0.38 0.36 0.45 4.6
10 104 125 133 25 6.1 1.9 0.78 0.41 0.37 0.37 0.46 4.4
11 71 85 77 44 5.8 1.8 0.76 0.4 0.35 0.36 0.49 3.6
12 34 58 53 29 5.5 1.7 0.73 0.38 0.34 0.35 0.48 3
13 27 64 47 22 5.2 1.6 0.72 0.4 0.37 0.34 0.48 2.5
14 36 47 66 24 4.8 1.6 0.77 0.37 0.37 0.33 0.49 2.2
15 28 56 76 23 4.6 1.5 0.81 0.38 0.34 0.33 0.51 2
16 38 55 57 20 4.3 1.5 0.75 0.42 0.36 0.35 0.51 1.9
17 29 64 50 18 4.2 1.4 0.8 0.45 0.37 0.32 0.53 1.8
18 16 86 42 22 4 1.3 0.74 0.44 0.42 0.33 0.54 1.8
19 55 89 38 25 3.8 1.3 0.72 0.43 0.39 0.32 0.53 61
20 37 75 85 22 3.7 1.2 0.7 0.41 0.37 0.32 0.58 33
21 80 63 70 23 3.5 1.2 0.69 0.4 0.37 0.32 0.54 12
22 50 58 73 22 3.4 1.2 0.67 0.4 0.37 0.34 0.52 34
23 45 47 60 20 3.2 1.1 0.62 0.4 0.33 0.33 0.54 21
24 64 134 48 24 3.1 1.1 0.62 0.37 0.32 0.31 2.8 9.7
25 195 91 48 20 3 1.1 0.61 0.36 0.32 0.33 3.3 16
26 85 65 36 15 2.9 1 0.55 0.35 0.34 0.33 1.2 13
27 74 78 37 13 2.8 0.99 0.62 0.34 0.32 0.32 0.63 8.6
28 50 92 38 12 2.7 1 0.58 0.34 0.33 0.33 0.59 7
29 32 13 44 11 2.6 0.98 0.56 0.38 0.36 0.35 0.62 9.7
30 23   40 10 2.5 1 0.53 0.42 0.36 0.37 9.9 9.6
31 17   33   2.3   0.55 0.33   0.39   17