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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 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 -> 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 76 77 73 73 74 92 69 56 60 65 82 87
2 75 75 72 76 74 83 129 57 61 62 78 86
3 75 71 72 80 82 80 77 58 63 59 141 87
4 76 70 74 74 81 80 141 54 59 58 137 87
5 75 78 74 73 80 75 383 52 70 57 100 87
6 73 76 75 67 77 71 126 51 85 60 130 86
7 73 75 74 66 73 66 94 56 74 64 93 88
8 74 74 75 66 75 76 91 53 75 66 91 91
9 77 74 74 64 77 69 84 50 70 69 89 87
10 78 72 75 62 72 73 79 52 71 68 85 83
11 77 71 76 62 79 70 75 53 70 69 84 82
12 76 72 87 63 82 77 71 51 71 64 83 80
13 75 73 86 75 88 78 66 51 69 69 82 80
14 73 71 82 75 81 76 65 48 64 89 83 79
15 75 79 82 74 86 75 68 53 63 71 355 78
16 79 80 82 72 81 70 66 47 64 72 163 76
17 80 77 79 74 78 66 64 47 68 70 114 75
18 77 76 79 84 78 82 64 46 66 65 108 74
19 74 75 83 75 71 78 64 48 64 66 101 74
20 73 80 79 71 70 80 61 47 63 63 95 76
21 72 80 78 71 71 85 54 46 61 62 93 76
22 72 78 90 72 68 72 53 56 61 66 93 75
23 72 78 87 72 67 66 52 56 62 606 91 75
24 72 77 86 72 78 63 53 55 60 126 91 76
25 73 74 86 83 81 72 63 60 60 104 90 76
26 73 74 83 80 82 72 74 56 64 95 91 80
27 74 74 91 78 97 68 68 56 65 90 91 84
28 78 72 81 74 85 81 68 56 65 85 95 82
29 86 65 77 76 85 65 66 55 65 83 91 79
30 82   76 75 100 69 63 55 63 87 88 77
31 80   75   97   59 66   88   77