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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 11136800 CUYAMA R BL BUCKHORN CYN NR SANTA MARIA CA


San Luis Obispo County, California
Hydrologic Unit Code 18060007
Latitude  35°01'19", Longitude 120°13'39" NAD27
Drainage area 886  square miles
Gage datum 743.35 feet above NAVD88
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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 1959-10-01 -> 2025-09-30)

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 9 14 148 42 10 4.3 2.1 2.9 0.65 1.5 0.5 3.3
2 9.2 23 156 35 9.8 4.2 2 1.2 0.64 1.5 0.53 1.7
3 8.4 79 103 36 9.5 4.1 1.9 1 0.64 0.81 0.57 2.1
4 6.1 46 177 48 9 4.1 1.8 0.97 0.83 0.68 0.46 2.3
5 7.3 21 129 58 11 4.1 1.8 0.92 1.2 0.63 1.4 8.3
6 12 53 132 42 11 4.4 1.7 0.88 0.84 0.58 1.6 99
7 15 44 81 34 8.5 3.9 1.7 0.86 0.7 0.47 1.6 42
8 18 51 57 30 8.2 6.2 1.7 0.82 0.65 0.45 1.1 11
9 70 74 47 26 7.5 3.8 1.6 0.78 0.63 0.4 0.9 5.9
10 150 160 61 24 7.8 3.7 1.6 0.85 1 0.42 0.88 4.9
11 70 153 172 32 6.9 3.6 1.6 0.76 0.69 0.41 0.84 11
12 23 95 58 31 7.1 4.5 1.6 0.74 1.3 0.4 0.69 5.8
13 24 81 48 23 8 3.5 2.6 0.74 0.63 0.41 0.66 3.9
14 39 87 43 21 7.5 3.8 2 0.77 0.58 0.43 0.72 3.4
15 26 70 43 19 7.2 3.4 1.5 0.85 0.56 0.44 0.68 2.2
16 20 50 46 18 6.5 3.3 1.4 0.95 0.55 0.44 0.66 2.4
17 22 63 41 17 5.7 3.3 1.4 0.97 0.55 0.55 0.82 1.9
18 24 99 53 22 5.5 3.3 1.4 1 0.56 1.2 3 2.8
19 19 120 97 25 5.5 3.2 1.4 1.5 0.68 0.78 1 22
20 17 110 82 19 5.3 3.1 6.4 1.3 0.76 0.57 0.83 23
21 26 89 121 19 5.3 3.1 3 1 0.66 0.49 0.84 13
22 39 82 124 22 5.2 3.1 1.4 0.96 4.3 0.44 2.3 22
23 33 116 84 19 5 3.3 1.5 0.86 7.3 0.43 2.1 20
24 46 265 86 16 4.9 3.2 1.4 0.84 0.73 0.57 4.2 6.4
25 146 223 90 14 4.8 3.2 1.2 0.84 0.61 0.45 4.5 8.5
26 105 109 123 13 4.7 3.1 1.2 0.8 0.59 0.47 1.7 9
27 74 72 94 13 4.6 3 1.1 0.73 0.57 0.44 1 5.9
28 47 60 60 12 4.6 2.9 1.1 0.72 0.6 0.44 1 5.8
29 34 19 47 12 4.5 2.4 1.1 0.73 0.6 0.52 3.7 14
30 22   41 11 4.4 2.1 1.1 0.69 3.9 0.57 8.9 17
31 21   38   4.3   1.1 0.69   0.47   18