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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 -> 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 31 53 13 14 56 68 28 7.3 44 22 83 9.2
2 32 30 11 9.5 118 113 45 5.5 33 27 49 21
3 56 30 8.9 12 174 85 45 5.8 41 27 24 25
4 55 34 11 9.1 114 66 40 5.3 32 19 19 21
5 61 22 9.6 7.3 99 58 45 7.8 24 27 15 23
6 28 13 9.8 7.2 69 48 42 5.5 17 14 12 17
7 39 12 12 14 38 27 34 6.9 17 10 19 22
8 46 14 13 14 42 18 26 32 13 8.5 35 69
9 55 21 39 8.9 43 14 30 20 16 16 27 33
10 42 26 96 35 55 10 42 17 11 20 23 23
11 31 26 88 25 47 8.4 30 16 10 15 26 27
12 22 39 76 20 34 10 90 9.7 10 20 43 25
13 13 25 50 15 50 12 87 8.4 109 24 32 38
14 11 19 58 12 61 16 80 35 285 13 18 33
15 27 18 56 7.6 65 20 93 42 155 19 15 26
16 24 27 29 9.8 58 16 68 30 58 83 10 19
17 20 33 15 33 48 21 45 31 23 58 11 16
18 32 42 11 287 48 29 44 18 31 41 35 18
19 35 26 9.6 216 60 25 25 38 34 50 16 27
20 22 25 28 112 50 29 40 31 21 38 9.3 30
21 24 37 41 73 40 20 45 25 38 12 14 16
22 28 28 62 47 47 16 29 17 41 8.9 32 22
23 47 22 32 27 40 11 17 10 34 6.7 18 10
24 120 14 22 19 55 50 10 13 21 11 18 20
25 119 26 18 33 62 46 9.5 12 17 62 22 19
26 87 29 18 26 123 32 17 33 16 81 31 11
27 55 20 14 31 258 24 18 368 11 197 22 41
28 32 14 18 96 315 56 17 439 7.1 78 19 34
29 77 5.2 54 125 204 46 10 225 19 52 15 28
30 76   26 74 109 33 7.4 135 15 50 9.7 41
31 66   18   69   6.6 70   101   44