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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 08158700 Onion Ck nr Driftwood, TX


Hays County, Texas
Hydrologic Unit Code 12090205
Latitude  30°04'58", Longitude  98°00'27" NAD27
Drainage area 124  square miles
Contributing drainage area 124  square miles
Gage datum 878.13 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 1978-10-01 -> 2019-09-30)

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 55 50 59 53 32 137 60 16 8.7 8.0 65 38
2 68 48 59 50 31 154 142 15 9.0 7.8 57 38
3 67 61 58 49 116 108 102 15 7.7 6.9 54 38
4 57 114 133 65 116 132 69 13 6.9 6.5 41 37
5 56 84 72 77 49 91 120 13 7.9 6.1 42 37
6 72 69 67 61 45 155 60 12 7.6 38 44 35
7 57 61 63 58 66 90 52 11 11 11 39 35
8 51 58 61 56 107 74 44 11 69 11 38 47
9 57 54 62 51 73 163 41 10 25 13 39 45
10 55 57 62 48 99 156 39 9.8 15 11 36 43
11 51 53 61 54 73 180 36 9.2 13 11 32 49
12 50 53 89 48 51 155 34 8.7 12 19 31 44
13 49 49 69 48 99 167 30 8.1 9.7 35 30 46
14 46 49 71 56 61 126 28 7.5 8.8 14 36 44
15 47 50 65 45 69 79 27 8.7 9.9 14 128 52
16 56 49 84 42 67 108 28 15 11 27 57 57
17 51 46 69 43 119 64 36 15 12 118 165 50
18 64 48 65 51 71 67 29 12 10 60 54 48
19 59 46 62 45 99 61 25 10 18 41 46 54
20 56 71 74 42 71 53 28 14 12 35 46 98
21 52 61 67 40 105 62 54 13 11 31 42 172
22 56 58 62 39 72 138 29 10 24 27 90 158
23 53 93 59 37 65 84 29 8.9 13 76 64 107
24 49 63 57 37 165 68 26 8.1 11 42 45 80
25 47 60 55 38 103 65 24 7.6 10 60 52 69
26 57 69 62 50 96 67 28 7.2 10 42 44 63
27 64 61 66 40 92 62 26 9.4 9.9 37 58 90
28 55 59 63 35 95 56 21 8.3 8.7 33 47 68
29 62 39 59 34 92 53 22 7.1 8.3 33 43 61
30 53   77 34 157 96 19 8.7 10 146 41 56
31 50   60   126   17 8.9   152   64