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USGS Daily Statistics for New Mexico

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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 08285500 RIO CHAMA BELOW EL VADO DAM, NM


Rio Arriba County, New Mexico
Hydrologic Unit Code 13020102
Latitude  36°34'49.38", Longitude 106°43'29.16" NAD83
Drainage area 877  square miles
Contributing drainage area 777  square miles
Gage datum 6,696.12 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 1970-10-01 -> 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
1 167 133 165 396 1,120 1,130 520 454 494 282 152 246
2 166 133 164 420 1,130 1,050 538 441 479 272 155 241
3 165 132 168 456 1,140 974 537 422 475 272 172 235
4 166 136 173 516 1,150 934 516 429 471 265 181 228
5 162 139 172 531 1,230 912 472 421 466 284 185 231
6 156 139 169 547 1,300 939 414 410 466 285 186 228
7 158 140 174 596 1,320 923 392 397 466 247 185 230
8 143 140 177 616 1,310 890 400 395 439 258 187 239
9 133 140 184 622 1,350 867 386 425 421 260 194 252
10 133 140 192 613 1,310 803 376 457 415 239 191 261
11 134 139 201 623 1,340 748 393 454 410 216 190 287
12 134 139 221 636 1,410 753 401 442 441 202 193 299
13 135 140 248 676 1,440 756 402 438 475 197 196 316
14 135 140 272 712 1,440 738 409 425 492 192 200 352
15 133 141 279 718 1,420 718 430 409 455 190 202 363
16 132 143 255 739 1,390 717 449 413 420 186 195 369
17 131 144 254 759 1,430 710 450 431 386 186 194 368
18 131 144 254 789 1,460 702 472 440 357 191 195 364
19 132 149 256 825 1,480 688 508 435 350 198 199 352
20 132 150 268 824 1,540 680 524 427 343 215 201 312
21 132 146 280 840 1,590 657 500 416 336 202 204 268
22 133 149 289 902 1,570 629 477 425 333 200 206 236
23 132 156 295 930 1,550 605 469 447 325 195 204 207
24 132 153 304 973 1,540 601 468 466 315 180 209 202
25 131 158 312 1,030 1,510 607 452 470 313 174 215 202
26 130 155 332 1,020 1,420 617 453 472 308 177 213 193
27 130 156 353 964 1,370 616 453 480 296 177 213 176
28 129 163 356 924 1,360 579 443 458 302 175 218 168
29 129 211 372 968 1,290 526 444 468 321 170 252 167
30 129   386 1,070 1,230 516 464 484 312 162 255 168
31 131   388   1,190   473 488   155   168