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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 08171290 Blanco Rv at Halifax Rch nr Kyle, TX


Hays County, Texas
Hydrologic Unit Code 12100203
Latitude  30°00'20", Longitude  97°57'09" NAD83
Drainage area 391  square miles
Contributing drainage area 391  square miles
Gage datum 673.74 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 2008-10-01 -> 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 61 100 74 52 47 83 44 28 19 44 107 53
2 81 94 73 51 50 78 46 41 19 40 84 57
3 115 122 68 64 60 83 59 40 20 40 84 54
4 95 233 68 67 37 90 57 31 32 55 87 54
5 82 201 65 60 93 101 48 29 31 48 79 53
6 76 147 61 57 74 87 50 28 22 43 75 53
7 74 129 61 60 67 80 45 27 30 40 71 58
8 70 127 62 54 31 75 47 26 350 39 71 79
9 69 122 62 50 31 86 57 25 284 56 85 64
10 64 113 61 50 129 75 56 24 129 57 75 60
11 62 113 62 48 108 69 51 24 88 50 70 58
12 63 125 63 46 145 66 47 24 78 47 67 57
13 60 111 61 46 137 63 44 23 69 52 63 56
14 58 105 58 45 107 60 42 23 54 97 61 55
15 72 99 57 44 111 57 39 23 50 99 61 55
16 148 94 56 44 128 54 38 22 54 90 59 54
17 109 92 60 48 117 53 36 21 51 83 56 55
18 95 101 57 52 111 51 35 21 47 73 54 54
19 88 103 56 49 110 50 35 21 44 70 52 52
20 82 98 60 45 92 49 34 20 44 73 54 51
21 76 93 62 44 85 47 33 20 51 67 97 50
22 90 87 61 43 79 46 33 21 77 99 68 50
23 79 83 58 43 75 45 32 21 64 94 62 48
24 75 87 56 44 74 45 31 20 56 77 59 51
25 156 79 57 47 233 46 30 20 52 84 58 47
26 96 76 53 47 159 45 29 19 49 108 58 46
27 80 72 53 45 150 45 29 19 49 120 57 102
28 79 71 69 45 115 43 29 19 42 90 56 79
29 167 47 68 43 105 45 29 18 67 77 55 66
30 127   61 42 93 43 27 19 49 70 53 64
31 105   57   87   27 19   70   65