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USGS Surface-Water 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 08166140 Guadalupe Rv abv Bear Ck at Kerrville, TX


Kerr County, Texas
Hydrologic Unit Code 12100201
Latitude  30°04'10", Longitude  99°11'42" NAD27
Drainage area 494  square miles
Contributing drainage area 494  square miles
Gage datum 1,623.20 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 1998-10-01 -> 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 76 77 73 75 77 93 71 55 61 66 82 87
2 75 75 72 78 76 84 134 57 62 63 78 86
3 75 71 72 83 85 81 80 58 60 61 141 87
4 76 70 74 77 84 82 147 54 55 59 137 87
5 75 78 74 75 81 78 399 52 69 59 100 87
6 73 76 75 69 78 73 130 51 86 62 130 86
7 73 75 74 68 74 68 96 56 75 65 93 88
8 74 74 75 68 77 78 94 54 75 68 91 91
9 77 74 74 67 80 71 87 51 70 71 89 87
10 78 72 75 65 75 71 81 53 72 70 85 83
11 77 71 76 65 83 69 76 54 71 71 84 82
12 76 72 87 65 86 77 72 52 72 67 83 80
13 75 73 86 78 91 78 68 52 70 72 82 80
14 73 71 82 78 84 77 67 49 65 92 83 79
15 75 79 82 76 88 77 70 54 64 73 355 78
16 79 80 82 75 83 71 68 48 65 72 163 76
17 80 77 79 77 80 67 66 48 69 70 114 75
18 77 76 79 87 81 84 66 48 67 65 108 74
19 74 75 83 78 74 81 65 50 65 66 101 74
20 73 80 79 74 73 81 63 48 64 63 95 76
21 72 80 78 74 74 86 56 47 62 62 93 76
22 72 78 90 74 71 73 54 59 62 66 93 75
23 72 78 87 74 69 66 52 58 63 606 91 75
24 72 77 86 75 81 64 53 57 61 126 91 76
25 73 74 86 86 84 74 63 63 61 104 90 76
26 73 74 85 83 85 73 63 58 65 95 91 80
27 74 74 93 81 101 70 58 58 66 90 91 84
28 78 72 84 76 89 83 61 57 66 85 95 82
29 86 65 79 78 87 67 59 56 66 83 91 79
30 82   79 77 103 71 60 56 64 87 88 77
31 80   77   96   58 67   88   77