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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 08149900 S Llano Rv at Flat Rock Ln at Junction, TX


Kimble County, Texas
Hydrologic Unit Code 12090204
Latitude  30°28'44.45", Longitude  99°46'40.94" NAD83
Drainage area 879  square miles
Gage datum 1,677.37 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 2012-10-01 -> 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 68 64 64 67 62 196 59 53 60 69 86 72
2 67 63 63 67 62 115 59 53 62 65 83 71
3 67 63 63 67 64 104 58 53 64 63 83 72
4 66 64 64 75 83 105 57 51 65 61 83 72
5 66 63 64 78 70 98 57 50 64 61 82 72
6 65 63 62 70 67 91 56 49 64 60 81 71
7 65 63 62 68 64 87 56 50 63 59 80 72
8 65 62 62 68 62 84 57 50 63 1,180 78 72
9 66 62 63 67 62 82 56 49 66 668 78 70
10 67 62 63 67 63 82 55 49 67 264 78 70
11 66 63 69 66 63 82 54 49 65 135 78 69
12 66 64 89 67 63 78 53 49 64 101 76 69
13 65 63 74 67 63 76 52 51 63 90 75 69
14 65 63 70 65 64 74 51 50 63 84 75 69
15 65 63 68 65 62 74 51 51 63 393 74 68
16 66 62 69 65 62 74 52 52 78 1,590 74 68
17 65 62 68 66 64 74 53 52 73 304 73 68
18 66 62 67 67 69 72 56 55 70 151 72 67
19 66 62 66 66 66 71 54 54 63 112 71 67
20 65 63 184 65 66 70 52 58 63 101 71 67
21 65 64 172 65 134 69 51 94 63 96 71 67
22 65 67 114 65 93 67 53 77 82 92 71 67
23 65 71 86 64 80 65 879 67 68 88 70 67
24 65 67 77 65 250 64 366 63 62 93 70 67
25 65 65 73 65 147 63 104 62 70 105 71 67
26 65 64 71 66 105 62 70 62 401 524 72 67
27 65 64 69 65 90 63 63 61 121 139 73 68
28 65 64 69 63 82 64 59 61 96 102 73 68
29 64 68 69 62 132 61 57 60 85 94 75 67
30 64   68 61 113 60 55 60 78 91 74 67
31 64   67   124   54 61   89   68