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USGS 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 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 70 65 65 67 62 196 59 53 60 69 86 74
2 69 65 64 67 62 115 59 53 62 65 83 73
3 69 65 64 67 64 104 58 53 64 63 83 74
4 68 65 66 75 83 105 57 51 65 61 83 74
5 67 65 65 78 70 98 57 50 64 61 82 74
6 67 65 64 70 67 91 56 49 64 60 81 73
7 67 64 64 68 64 87 56 50 63 59 80 74
8 67 64 64 68 62 84 57 50 63 1,180 78 74
9 68 64 65 67 62 82 56 49 66 668 78 72
10 68 64 65 67 63 82 55 49 67 264 78 71
11 68 65 71 66 63 82 54 49 65 135 78 71
12 67 66 89 67 63 78 53 49 64 101 76 71
13 66 64 74 67 63 76 52 51 63 90 75 71
14 66 65 70 65 64 74 51 50 63 84 75 71
15 66 64 68 65 62 74 51 51 63 393 74 70
16 67 64 69 65 62 74 52 52 78 1,590 74 70
17 67 63 68 66 64 74 53 52 73 304 73 69
18 68 63 67 67 69 72 56 55 70 151 74 69
19 67 64 66 66 66 71 54 54 63 112 73 69
20 67 64 184 65 66 70 52 58 63 101 73 69
21 67 65 172 65 134 69 51 94 63 96 72 69
22 67 68 114 65 93 67 53 77 82 92 72 69
23 66 73 86 64 80 65 879 67 68 88 72 69
24 66 69 77 65 250 64 366 63 62 93 72 69
25 66 67 73 65 147 63 104 62 70 105 72 68
26 66 66 71 66 105 62 70 62 401 524 74 68
27 67 65 69 65 90 63 63 61 121 139 75 70
28 66 65 69 63 82 64 59 61 96 102 75 70
29 66 68 69 62 132 61 57 60 85 94 77 69
30 65   68 61 113 60 55 60 78 91 76 68
31 65   67   124   54 61   89   70