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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 08195000 Frio Rv at Concan, TX


Uvalde County, Texas
Hydrologic Unit Code 12110106
Latitude  29°29'18", Longitude  99°42'16" NAD27
Drainage area 389  square miles
Contributing drainage area 389  square miles
Gage datum 1,203.71 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 1923-10-01 -> 2023-09-30)

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
1 100 84 86 84 122 151 654 85 198 92 114 88
2 92 83 85 89 114 122 535 89 96 89 110 87
3 88 83 85 86 132 145 180 98 85 87 110 86
4 87 87 114 86 110 145 200 87 79 108 123 85
5 86 87 96 88 102 152 210 85 78 170 117 85
6 85 87 90 156 98 126 136 83 84 201 121 84
7 84 86 93 98 129 114 132 79 135 109 111 85
8 83 85 90 90 105 107 144 85 170 192 106 85
9 83 87 88 85 102 134 128 78 120 156 109 84
10 82 87 86 83 115 120 119 75 97 119 108 84
11 81 85 87 82 119 132 148 82 87 108 103 84
12 81 84 87 81 101 156 131 136 83 154 100 83
13 81 83 87 81 138 246 210 260 81 258 98 82
14 80 83 87 80 128 489 141 171 86 132 98 83
15 79 82 105 114 125 163 220 111 156 175 177 83
16 80 83 100 101 110 269 153 96 396 203 133 82
17 82 81 96 98 141 224 162 82 127 128 108 82
18 88 82 93 146 191 168 140 80 107 124 100 81
19 86 81 90 101 111 136 205 77 164 150 96 81
20 84 81 89 100 100 123 150 84 133 136 95 109
21 88 82 101 92 99 119 163 72 174 114 93 140
22 85 85 92 89 95 355 128 69 147 150 91 103
23 84 107 88 175 146 165 176 284 131 200 90 95
24 83 93 86 120 203 134 183 101 115 149 90 92
25 82 167 86 101 167 152 114 80 138 121 89 89
26 83 102 88 102 134 237 98 85 119 119 89 89
27 84 91 91 128 125 146 94 72 213 113 89 88
28 84 88 88 106 181 131 90 70 114 253 90 87
29 83 87 96 105 243 216 88 68 167 152 90 91
30 83   88 127 125 136 87 81 102 129 89 94
31 93   86   164   92 89   125   264