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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 91 - 92 years of record in, ft3/s   (Calculation Period 1923-10-01 -> 2017-09-30)

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
1 103 85 88 86 125 157 695 89 210 92 113 89
2 94 84 87 92 118 126 568 93 101 89 108 89
3 90 85 87 89 136 150 190 103 89 87 109 88
4 89 89 118 89 112 151 211 92 82 110 123 86
5 88 89 99 91 105 158 222 89 81 176 117 86
6 86 89 92 162 101 130 142 87 85 209 121 86
7 86 88 95 101 134 118 139 83 139 112 111 86
8 85 87 92 92 108 111 152 89 133 137 106 86
9 85 89 90 87 104 139 134 82 114 117 110 85
10 84 88 89 85 118 124 124 78 93 103 108 85
11 82 87 89 84 122 137 156 87 84 101 103 85
12 82 86 89 84 103 162 138 144 82 153 100 84
13 82 84 90 83 142 259 222 276 80 264 98 84
14 81 84 90 82 132 519 148 181 87 131 98 84
15 80 84 108 118 129 171 233 117 159 154 182 84
16 82 84 102 104 113 283 161 101 392 121 137 84
17 83 83 99 101 146 236 171 86 113 107 110 83
18 90 83 95 151 200 177 148 84 99 111 101 82
19 87 82 93 104 114 142 217 80 163 141 97 82
20 86 82 92 103 103 129 158 88 132 128 96 113
21 90 84 104 95 102 124 172 75 176 106 94 145
22 87 87 95 91 98 372 135 73 142 147 92 106
23 85 110 91 182 152 171 186 302 129 200 91 98
24 84 96 88 124 212 140 194 107 114 146 91 94
25 84 174 89 105 174 159 120 84 139 117 90 91
26 84 104 91 105 139 250 103 89 119 115 90 91
27 85 94 94 133 130 153 99 76 219 109 90 89
28 85 90 90 109 190 136 94 73 114 260 91 89
29 85 89 99 108 255 228 93 71 171 152 91 92
30 85   90 132 129 142 91 85 102 128 90 96
31 96   88   171   96 93   124   277