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 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 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 -> 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
1 241 189 120 83 59 567 359 734 1,640 3,140 782 349
2 243 186 115 85 56 677 248 717 1,590 2,880 742 378
3 248 182 109 84 54 917 363 1,230 1,930 2,690 649 364
4 252 184 103 82 52 774 314 1,050 1,780 2,550 793 370
5 245 177 100 80 76 618 307 752 1,270 2,340 1,030 371
6 239 173 96 81 61 372 536 661 1,510 2,140 641 369
7 235 173 93 80 105 291 531 733 2,450 2,010 578 359
8 237 166 93 78 49 403 382 652 2,030 2,140 557 363
9 271 159 89 101 49 341 463 686 2,400 1,820 505 353
10 371 156 88 81 195 276 259 841 2,650 1,910 489 342
11 278 165 91 94 237 195 277 906 2,830 1,920 473 350
12 243 164 91 97 336 139 217 1,120 3,650 1,530 467 347
13 222 148 96 121 158 136 361 1,190 3,360 1,550 454 342
14 212 146 107 156 100 463 275 1,480 3,110 1,330 445 338
15 207 140 117 210 147 399 273 966 4,000 1,210 430 338
16 316 133 114 100 227 197 579 919 4,370 1,130 416 343
17 223 129 107 78 148 214 567 988 4,650 1,250 415 339
18 211 178 119 76 104 280 378 1,210 4,990 1,270 417 313
19 206 256 169 79 92 317 505 1,290 4,870 1,270 421 295
20 201 256 119 77 93 660 1,060 1,400 5,200 1,270 413 282
21 195 268 127 66 808 303 1,120 1,440 5,020 1,320 409 274
22 193 283 123 67 165 147 1,010 1,260 4,930 1,350 400 267
23 196 259 154 68 324 173 1,090 1,350 4,700 1,250 378 264
24 193 247 119 87 396 308 727 1,430 4,680 1,200 369 254
25 193 244 109 64 309 192 691 1,550 4,540 1,190 365 250
26 193 255 98 59 476 140 885 1,730 4,210 1,080 357 252
27 192 226 93 57 478 307 848 1,680 3,910 1,000 350 252
28 192 149 107 56 867 424 695 1,380 3,780 950 378 252
29 191 82 92 55 455 522 739 1,690 3,990 876 419 247
30 189   89 55 370 314 793 1,460 3,500 846 385 250
31 189   85   703   683 1,910   841   246