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USGS Surface-Water Daily Statistics for the Nation

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 08178800 Salado Ck at Loop 13, San Antonio, TX


Bexar County, Texas
Hydrologic Unit Code 12100301
Latitude  29°21'25", Longitude  98°24'45" NAD27
Drainage area 189  square miles
Contributing drainage area 189  square miles
Gage datum 526.95 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 1959-10-01 -> 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 24 26 24 19 67 83 72 22 35 15 73 23
2 23 36 24 29 66 106 111 27 21 26 54 27
3 28 67 26 35 41 74 60 31 36 21 50 99
4 26 98 62 36 53 121 101 20 60 65 49 43
5 22 46 37 71 68 52 82 16 40 47 62 39
6 21 34 25 35 159 35 44 15 39 34 51 28
7 25 26 26 41 119 74 41 43 64 31 25 26
8 22 23 21 40 70 30 39 50 114 59 31 35
9 49 30 27 21 52 60 55 27 69 78 49 26
10 30 36 25 27 43 70 35 15 52 33 31 22
11 35 31 28 22 60 63 44 15 44 46 22 22
12 27 30 42 22 79 68 32 17 53 43 21 21
13 25 26 49 36 92 67 20 15 87 38 24 31
14 23 34 37 31 51 62 20 16 49 57 27 22
15 51 30 37 29 97 41 40 21 40 34 26 31
16 46 24 56 43 74 43 80 33 44 35 65 27
17 30 22 30 47 88 56 89 62 44 164 48 24
18 104 48 23 68 73 69 53 27 25 286 35 22
19 47 30 28 38 89 52 24 46 33 89 33 72
20 74 52 42 63 78 36 24 24 61 73 38 50
21 51 29 32 76 60 48 34 28 31 43 26 61
22 56 49 25 29 61 73 24 26 43 53 102 83
23 34 54 24 36 44 63 26 38 30 54 74 49
24 42 42 23 49 99 36 26 26 20 75 77 31
25 78 32 21 66 111 66 42 20 28 128 45 25
26 38 35 25 67 92 70 49 17 71 69 38 29
27 49 25 39 31 115 29 30 20 165 45 46 23
28 27 21 75 28 44 38 27 18 29 28 42 26
29 26 19 44 40 57 77 20 25 44 47 25 24
30 26   37 44 66 49 15 42 23 45 22 23
31 30   36   54   14 50   55   29