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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 08172400 Plum Ck at Lockhart, TX


Caldwell County, Texas
Hydrologic Unit Code 12100203
Latitude  29°55'22", Longitude  97°40'44" NAD27
Drainage area 112  square miles
Contributing drainage area 112  square miles
Gage datum 431.19 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 1963-10-01 -> 2024-09-30)

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 42 36 37 23 56 116 56 3.3 14 6.5 107 47
2 39 44 35 21 43 95 47 2.8 11 5.3 67 60
3 76 113 30 24 33 93 55 3.9 9.7 10 63 95
4 33 164 85 38 70 160 68 3 9.5 27 97 36
5 27 91 41 65 37 87 43 2.8 13 16 100 41
6 23 82 38 44 39 95 29 2 10 16 58 45
7 21 81 40 37 61 122 22 1.8 8 11 51 53
8 19 55 27 48 59 87 18 3.5 16 8.2 51 92
9 68 66 28 26 99 106 27 7 13 10 74 50
10 46 55 36 19 170 171 16 3.9 22 13 71 38
11 42 82 30 21 74 122 11 2.2 10 22 37 38
12 35 62 84 43 104 129 18 1.5 15 22 30 34
13 60 48 88 27 168 162 10 1.3 39 95 36 29
14 44 51 54 20 100 186 6.9 1.9 11 91 31 25
15 48 37 50 20 160 78 8.8 1.9 8.7 81 45 43
16 56 60 43 49 121 80 8.5 4 12 62 56 63
17 46 40 44 37 181 78 10 11 14 177 57 32
18 88 33 30 95 127 56 8.2 8.3 5.7 342 37 31
19 71 25 24 62 176 48 5.2 6.8 5.8 105 36 30
20 84 50 56 70 142 41 4.8 4.2 6.9 82 35 28
21 99 56 49 38 143 49 25 4.3 14 37 35 123
22 91 104 37 36 119 92 10 4.4 18 30 73 113
23 55 46 52 28 89 68 7.4 3.5 17 41 52 90
24 47 77 46 22 171 46 6.3 3 4.7 61 305 51
25 156 67 28 39 152 38 10 2.4 4 79 81 44
26 69 79 31 27 140 32 12 8.4 4 65 71 47
27 83 49 31 36 137 26 8.5 72 22 47 99 54
28 47 38 77 23 87 26 9.1 43 6.6 31 59 57
29 46 31 97 39 118 52 6.5 42 16 54 48 35
30 36   44 28 108 57 5.1 21 9.4 187 50 30
31 32   35   84   4.2 16   296   53