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USGS Surface-Water 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 08159000 Onion Ck at US Hwy 183, Austin, TX


Travis County, Texas
Hydrologic Unit Code 12090205
Latitude  30°10'40", Longitude  97°41'18" NAD27
Drainage area 321  square miles
Contributing drainage area 321  square miles
Gage datum 443.28 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 1923-10-01 -> 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 47 46 52 44 81 218 78 16 8.3 9.1 103 28
2 76 40 49 48 48 199 151 13 7.4 20 53 30
3 97 118 50 63 91 206 130 15 9.1 5.9 134 29
4 53 158 156 52 266 266 88 11 27 5.8 77 26
5 45 106 70 96 66 159 106 9.1 8.5 6.8 79 27
6 40 76 57 56 122 179 79 8 27 25 85 23
7 50 58 52 47 161 172 76 9.4 14 24 40 41
8 38 51 52 52 155 98 48 16 129 43 38 54
9 121 56 69 40 134 288 43 12 46 26 37 50
10 53 57 89 35 126 262 36 7.4 29 13 25 35
11 55 68 61 31 122 379 36 5.7 25 36 19 46
12 44 58 98 30 79 259 33 8.3 39 58 20 39
13 160 46 90 36 218 374 25 6.2 14 290 20 39
14 42 42 62 49 109 391 28 5 11 120 21 36
15 44 41 49 41 77 130 37 30 9.5 52 161 72
16 62 41 70 76 105 170 50 48 9.8 79 400 68
17 47 37 58 57 126 129 28 59 6.8 368 252 43
18 68 49 50 169 112 94 33 19 58 250 78 35
19 53 37 56 124 174 73 31 24 37 66 44 68
20 41 101 123 109 126 68 41 39 13 51 42 121
21 35 73 128 296 150 65 84 45 8.6 43 40 440
22 95 83 85 123 182 244 44 15 24 42 247 277
23 52 108 71 73 69 132 43 11 14 104 171 171
24 41 86 51 58 220 68 30 7.2 6.1 92 79 80
25 110 65 51 62 155 57 24 5.3 4.9 66 70 58
26 48 70 54 57 247 61 26 34 9.8 51 47 58
27 75 57 68 55 259 67 81 97 6.6 40 70 129
28 41 52 116 40 747 48 34 23 5.4 24 56 78
29 50 44 60 51 399 64 23 7 23 36 38 60
30 44   53 45 261 112 18 16 11 743 37 52
31 46   69   140   19 22   795   81