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USGS Daily Statistics for Texas

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Explore Real-time Water Data Using New Products from USGS TXWSC

View over 750 USGS real-time stream, lake, reservoir, precipitation, and groundwater stations in context with current weather and hazard conditions on both desktop and mobile devices.

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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 08206600 Frio Rv at Tilden, TX


Mcmullen County, Texas
Hydrologic Unit Code 12110108
Latitude  28°28'02", Longitude  98°32'50" NAD27
Drainage area 4,493  square miles
Contributing drainage area 4,493  square miles
Gage datum 216.04 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 1977-10-01 -> 2020-09-30)

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 90 66 67 64 184 352 423 130 109 140 124 48
2 83 65 65 77 146 333 500 184 111 99 118 55
3 83 65 59 95 110 303 513 206 90 70 134 47
4 85 118 54 100 92 514 718 169 54 72 139 44
5 119 181 52 99 94 578 954 148 43 83 106 42
6 166 146 52 100 102 546 980 115 55 88 77 42
7 122 147 54 97 103 506 939 93 41 68 70 41
8 99 136 57 93 98 506 888 110 60 55 73 40
9 82 141 114 95 97 701 953 123 205 55 77 40
10 72 120 146 100 99 765 983 93 748 73 85 39
11 66 97 111 101 115 694 734 170 759 157 93 39
12 63 83 88 110 87 517 584 178 662 247 97 39
13 61 73 76 118 76 384 384 127 583 247 87 40
14 59 66 85 98 97 306 246 82 509 276 82 40
15 58 62 87 78 114 348 276 64 381 283 93 40
16 58 59 76 124 163 519 249 67 272 242 100 40
17 67 57 71 103 149 718 286 66 168 287 85 39
18 77 56 73 148 316 630 327 45 113 282 86 39
19 80 53 76 108 466 555 382 34 127 219 112 39
20 63 52 78 91 363 411 264 41 128 200 136 39
21 55 50 90 89 229 375 258 64 188 208 118 55
22 55 49 111 99 171 352 300 128 229 259 141 112
23 55 52 107 107 118 271 262 204 181 343 130 103
24 54 61 73 101 76 247 223 161 126 394 106 77
25 53 65 64 91 72 263 173 116 93 283 80 78
26 53 54 65 110 89 257 158 190 93 210 65 232
27 68 56 67 122 98 373 269 305 126 176 60 325
28 68 58 72 131 135 666 409 251 145 168 63 199
29 78 119 78 151 185 579 330 281 171 204 58 140
30 72   68 199 318 427 212 217 248 229 51 112
31 66   59   362   156 122   167   98