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USGS Daily Statistics for the Nation

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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 08152000 Sandy Ck nr Kingsland, TX


Llano County, Texas
Hydrologic Unit Code 12090201
Latitude  30°33'27", Longitude  98°28'19" NAD27
Drainage area 346  square miles
Contributing drainage area 346  square miles
Gage datum 861.42 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 1966-10-01 -> 2026-09-30)

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 35 48 49 37 59 196 28 14 18 8.7 62 27
2 34 95 44 35 110 141 29 32 48 7.8 34 24
3 37 101 44 37 99 127 88 18 37 6.6 27 21
4 33 278 101 37 55 247 256 13 87 11 55 26
5 30 157 60 38 55 186 225 9.7 30 25 30 28
6 41 97 60 100 81 92 63 11 29 22 97 43
7 37 63 79 42 68 84 55 41 23 15 68 31
8 26 53 57 33 70 55 54 18 141 9.6 141 35
9 31 50 59 29 68 123 45 7.9 95 9.4 64 31
10 33 60 53 41 206 85 76 6.8 39 29 53 47
11 51 51 114 38 160 163 48 7.6 20 23 30 72
12 37 48 175 77 68 143 34 8.4 27 64 23 36
13 32 41 80 55 67 91 31 9.9 21 56 21 33
14 29 50 66 39 94 89 32 23 16 29 23 33
15 30 46 50 153 150 84 44 9.4 20 79 75 41
16 38 44 112 92 121 206 26 5.7 29 384 43 44
17 38 43 66 60 131 116 22 81 24 61 93 31
18 45 55 100 52 111 50 19 24 14 83 35 32
19 49 45 74 47 66 35 18 13 10 205 44 34
20 140 47 166 49 92 27 27 8.8 11 145 43 240
21 88 63 108 67 160 27 22 9 13 74 31 284
22 55 70 83 41 75 32 19 8 19 212 36 107
23 43 79 51 36 79 24 14 13 27 42 28 84
24 36 69 45 37 121 40 27 9.6 15 34 35 50
25 34 73 41 32 262 26 22 6.3 11 49 41 40
26 44 71 91 33 153 58 17 5.4 12 79 33 42
27 56 53 100 76 143 268 36 4.8 14 84 35 46
28 49 48 82 50 146 141 19 93 8.6 38 46 37
29 105 44 60 68 151 69 12 53 9.6 69 31 33
30 56   105 37 81 39 9.5 57 8.5 47 27 29
31 42   68   133   15 26   113   50