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USGS Daily Statistics for Texas

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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 08068325 Willow Ck nr Tomball, TX


Harris County, Texas
Hydrologic Unit Code 12040102
Latitude  30°06'19", Longitude  95°32'47" NAD27
Drainage area 41.0  square miles
Contributing drainage area 41.0  square miles
Gage datum 0 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 2006-10-01 -> 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 30 51 12 14 56 76 27 10 42 21 78 8.9
2 31 29 11 9.3 116 112 42 7.2 33 26 48 20
3 54 29 8.7 12 152 83 42 6.8 40 26 26 24
4 53 33 15 9 101 64 38 9.9 31 18 19 21
5 59 21 11 8.9 89 58 43 9.4 24 26 21 23
6 28 13 10 7.9 64 48 40 6.5 17 13 13 17
7 37 12 12 14 34 28 33 7.5 17 9.8 20 21
8 44 13 13 14 40 19 82 31 13 8.2 34 66
9 55 20 38 8.9 43 14 65 20 16 15 26 32
10 60 25 91 35 55 12 64 16 11 19 26 22
11 37 28 84 25 47 12 45 15 10 15 26 26
12 24 39 72 20 34 11 96 9.7 11 19 41 23
13 15 25 47 15 50 12 94 8.6 103 23 31 36
14 12 18 56 12 61 16 81 34 269 12 18 31
15 27 18 53 7.6 65 19 91 40 146 19 14 25
16 24 26 28 9.8 59 16 66 29 55 79 10 18
17 20 31 15 33 57 20 45 30 22 55 11 16
18 31 42 10 287 52 28 45 18 30 39 34 18
19 34 31 9.2 216 60 26 26 36 32 47 15 26
20 22 26 27 112 49 31 39 29 20 36 9.2 29
21 24 36 39 73 39 20 43 24 36 11 14 16
22 28 28 59 47 46 16 28 17 39 8.6 31 21
23 45 23 30 27 39 11 22 10 32 6.6 17 10
24 114 15 28 19 53 47 35 13 20 11 17 20
25 113 25 20 33 59 44 26 12 17 59 21 34
26 84 28 18 26 116 30 33 32 15 77 30 25
27 54 20 16 31 244 23 37 348 10 187 21 53
28 31 14 18 96 298 53 36 415 7.1 75 18 45
29 74 5.2 52 125 195 44 25 214 19 50 15 38
30 73   25 74 107 31 17 129 14 48 9.3 44
31 63   18   85   12 67   96   44