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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 08152900 Pedernales Rv nr Fredericksburg, TX


Gillespie County, Texas
Hydrologic Unit Code 12090206
Latitude  30°13'13", Longitude  98°52'10" NAD27
Drainage area 369  square miles
Contributing drainage area 369  square miles
Gage datum 1,564.96 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 1979-10-01 -> 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 38 34 41 45 65 81 47 20 27 13 40 24
2 36 57 47 44 110 71 185 19 22 13 28 24
3 33 87 43 45 187 102 52 35 16 13 72 23
4 32 177 108 45 81 237 296 19 27 12 86 24
5 31 71 54 50 54 103 408 17 43 12 51 25
6 30 55 48 228 65 63 68 16 33 23 76 25
7 29 47 51 56 45 60 48 27 26 29 31 25
8 29 43 50 46 106 52 38 22 40 47 32 28
9 31 42 49 44 86 201 34 16 32 22 28 29
10 31 41 43 43 66 76 31 14 29 32 27 31
11 30 39 45 42 60 74 70 15 22 46 30 36
12 29 38 56 41 63 86 36 14 24 65 24 29
13 28 37 52 41 51 97 29 14 17 111 22 31
14 27 53 49 45 45 105 27 14 16 35 22 30
15 28 40 43 41 69 85 29 21 21 127 224 31
16 30 45 115 83 53 175 31 121 25 313 45 40
17 33 40 54 54 56 97 79 387 19 44 55 29
18 35 37 88 58 68 64 30 34 16 42 32 28
19 32 36 57 51 87 55 29 31 19 287 33 49
20 34 46 101 48 76 50 42 21 19 92 38 399
21 30 43 72 51 125 49 52 19 17 58 30 258
22 29 41 60 43 57 80 31 18 19 59 27 91
23 28 86 46 45 43 44 33 19 16 37 26 57
24 28 74 42 45 70 39 63 19 14 47 25 43
25 27 53 41 42 483 49 36 20 14 35 27 39
26 34 47 155 45 101 43 27 18 16 44 27 41
27 38 44 63 46 105 81 27 15 15 47 25 43
28 41 40 60 44 120 51 26 16 13 37 33 36
29 60 47 78 52 226 44 25 16 13 34 26 34
30 40   75 40 115 59 22 15 13 25 25 33
31 34   54   82   21 25   27   99