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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 08170950 Blanco Rv at Fischer Store Rd nr Fischer, TX


Hays County, Texas
Hydrologic Unit Code 12100203
Latitude  30°00'02.1", Longitude  98°12'01.3" NAD83
Drainage area 269  square miles
Contributing drainage area 269  square miles
Gage datum 917 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 2015-10-01 -> 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 29 32 33 27 26 49 31 23 25 26 26 25
2 34 32 33 28 26 47 31 23 25 25 26 24
3 53 32 32 31 82 46 30 23 26 25 27 25
4 46 31 32 29 316 47 30 23 28 25 27 26
5 41 31 33 29 58 58 29 23 26 25 27 28
6 39 31 33 28 46 48 29 23 25 24 28 28
7 38 30 32 28 41 46 30 23 25 24 28 27
8 37 29 31 28 471 44 29 22 25 24 28 28
9 35 29 31 27 145 43 29 22 45 24 29 27
10 34 29 31 27 99 43 29 22 30 24 29 27
11 34 30 31 102 88 41 28 21 29 24 29 27
12 35 30 30 56 82 40 28 21 28 23 29 26
13 35 29 30 36 81 38 27 21 27 40 28 26
14 32 30 30 31 70 37 27 21 27 174 28 26
15 32 30 29 30 68 37 27 20 28 27 27 26
16 40 30 29 29 67 36 26 20 28 29 27 26
17 34 29 29 29 62 36 26 20 27 29 27 25
18 41 28 28 29 59 36 26 20 27 28 27 25
19 40 28 28 28 57 35 26 20 26 29 26 25
20 35 91 28 28 54 35 26 20 26 31 26 25
21 34 49 28 27 58 34 25 20 25 30 26 25
22 34 43 28 27 57 34 25 20 28 29 26 25
23 32 41 28 26 54 34 25 19 28 28 26 24
24 32 38 27 26 53 34 25 19 27 28 26 24
25 32 36 27 28 244 33 24 19 27 29 25 24
26 31 35 27 28 94 33 24 19 38 30 25 24
27 32 35 27 27 60 32 24 21 31 29 25 58
28 40 34 32 27 54 32 24 20 29 28 25 41
29 34 14 29 26 52 31 24 19 28 27 25 33
30 33   28 26 51 31 24 26 27 27 25 30
31 32   28   51   23 26   27   30