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USGS Daily Statistics for Texas

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Explore Real-time Water Data Using New Products from USGS TXWSC

View over 750 USGS real-time stream, lake, reservoir, precipitation, and groundwater stations in context with current weather and hazard conditions on both desktop and mobile devices.

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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 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 -> 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 54 49 58 51 32 135 60 16 8.7 7.8 63 37
2 66 47 57 49 31 152 142 15 9 7.7 56 37
3 65 60 57 48 113 106 102 15 7.7 6.7 53 37
4 55 111 130 65 113 130 69 13 6.9 6.3 40 36
5 54 82 70 77 48 90 120 13 7.9 5.9 41 36
6 70 67 65 61 44 153 60 12 7.6 37 43 34
7 55 60 62 58 64 89 52 11 11 11 38 34
8 50 56 60 55 105 73 44 11 69 11 37 46
9 56 53 61 50 71 159 41 10 24 13 39 43
10 53 55 61 47 97 152 39 9.8 14 11 35 42
11 50 52 60 53 71 176 36 9.2 12 11 32 48
12 49 51 87 47 50 152 34 8.7 12 19 30 43
13 47 48 67 47 97 163 30 8.1 9.5 34 30 45
14 45 48 69 55 60 123 28 7.5 8.6 13 35 43
15 46 49 64 44 68 79 27 8.7 9.7 14 125 50
16 55 48 82 41 66 108 28 15 11 26 56 56
17 50 45 67 42 116 64 36 15 12 115 161 49
18 62 47 63 50 70 67 29 12 10 59 53 47
19 58 45 60 45 97 61 25 10 18 40 45 53
20 54 69 72 41 69 53 28 14 12 34 45 95
21 51 59 65 39 103 62 54 13 11 30 41 168
22 54 56 60 38 71 138 29 10 24 26 88 155
23 51 91 57 36 64 84 29 8.9 13 74 62 105
24 48 61 56 36 166 68 26 8.1 11 41 44 78
25 45 59 54 37 118 65 24 7.6 9.8 59 51 67
26 55 67 60 49 99 67 28 7.2 9.9 41 43 62
27 62 59 65 39 93 62 26 9.4 9.7 36 57 88
28 54 57 62 35 96 56 21 8.3 8.5 32 46 66
29 60 35 58 34 92 53 22 7.1 8.1 32 42 59
30 51   76 33 154 96 19 8.7 10 142 40 55
31 49   59   125   17 8.9   149   63