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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 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 92 - 93 years of record in, ft3/s   (Calculation Period 1923-10-01 -> 2018-09-30)

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
1 102 85 88 85 124 156 688 89 208 92 112 89
2 93 84 87 91 117 126 562 92 101 88 108 88
3 90 84 86 88 135 150 188 102 88 87 109 87
4 88 88 117 88 112 150 209 91 82 109 122 86
5 87 88 98 90 104 157 220 89 80 175 116 86
6 86 88 92 161 100 130 141 86 84 207 120 85
7 85 87 95 100 133 117 138 82 138 111 110 86
8 85 86 91 92 107 110 151 89 132 136 106 85
9 84 89 89 86 104 139 133 81 113 116 109 85
10 83 88 88 85 117 124 124 78 92 103 107 84
11 82 86 88 84 121 136 155 86 84 100 103 85
12 82 85 89 83 102 162 137 143 82 152 100 83
13 81 84 89 83 141 257 220 273 80 262 98 83
14 81 84 89 81 130 514 147 180 86 130 98 84
15 80 83 108 117 127 170 231 116 158 153 181 84
16 81 84 102 103 112 281 159 100 388 120 136 83
17 83 83 98 100 145 234 170 86 112 106 109 83
18 89 83 95 150 197 175 146 84 98 110 100 82
19 87 82 92 103 113 141 215 80 162 140 97 82
20 85 82 91 103 102 128 157 87 130 127 95 112
21 89 83 104 94 101 124 170 75 174 106 93 144
22 86 86 94 91 97 369 134 72 141 145 91 106
23 85 109 90 181 150 170 185 299 127 198 90 97
24 84 95 88 123 209 139 192 106 113 145 90 93
25 83 172 88 104 172 158 119 83 138 116 90 91
26 84 104 90 105 137 248 102 89 119 114 90 90
27 85 93 93 132 128 152 98 75 218 109 90 89
28 85 89 89 109 187 135 93 73 114 257 91 88
29 84 89 98 108 251 226 92 71 170 151 91 92
30 84   90 131 129 141 90 85 102 127 90 95
31 95   88   170   95 93   123   274