Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

USGS Daily Statistics for Texas

Click to hide state-specific text

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 08374550 Rio Grande nr Castolon, TX


Brewster County, Texas
Hydrologic Unit Code 13040205
Latitude  29°08'16", Longitude 103°31'28" NAD27
Gage datum 2,109.60 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 2006-10-01 -> 2025-09-30)

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
1 216 169 107 75 55 534 338 710 1,480 2,800 696 312
2 218 167 103 76 53 637 234 681 1,730 2,570 660 337
3 222 163 97 75 50 863 341 1,170 2,280 2,390 577 324
4 225 164 93 74 49 729 295 999 1,680 2,270 706 330
5 219 158 89 71 72 581 290 711 1,180 2,090 915 331
6 214 155 86 72 57 350 508 625 1,370 1,910 571 329
7 210 154 84 71 98 296 552 692 2,200 1,790 514 320
8 212 148 83 70 46 380 394 617 1,830 1,900 496 324
9 242 142 80 90 46 321 455 650 2,150 1,620 450 315
10 331 140 79 72 183 260 250 750 2,370 1,700 435 305
11 248 147 81 84 223 184 262 807 2,530 1,710 421 312
12 218 147 81 86 316 131 204 1,000 3,250 1,360 416 309
13 198 132 86 108 149 128 341 1,060 2,990 1,380 405 305
14 190 131 95 139 94 436 261 1,330 2,880 1,180 402 301
15 186 125 104 186 138 375 262 862 3,630 1,080 385 301
16 282 119 102 89 213 186 549 819 3,920 1,010 372 306
17 199 116 95 69 139 201 535 880 4,160 1,110 370 302
18 189 159 106 67 98 264 357 1,070 4,450 1,130 372 279
19 185 228 150 70 87 298 476 1,150 4,340 1,130 375 263
20 179 228 106 68 87 621 997 1,250 4,630 1,130 368 252
21 175 239 113 59 760 285 1,060 1,280 4,470 1,180 364 245
22 173 252 110 63 155 138 1,010 1,120 4,390 1,200 356 239
23 176 231 137 64 305 163 1,140 1,230 4,200 1,130 336 236
24 173 221 106 81 373 290 737 1,280 4,170 1,070 329 227
25 173 218 97 60 291 181 662 1,390 4,050 1,080 326 223
26 177 228 87 56 448 132 838 1,540 3,750 967 318 225
27 175 202 95 54 450 289 800 1,500 3,500 892 312 225
28 173 133 117 53 816 399 655 1,230 3,370 846 337 225
29 172 67 98 52 428 491 697 1,500 3,550 780 374 221
30 170   83 52 348 296 746 1,300 3,110 753 344 223
31 170   77   662   644 1,710   748   220