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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 09081000 ROARING FORK RIVER NEAR EMMA, CO


Eagle County, Colorado
Hydrologic Unit Code 14010004
Latitude  39°22'24", Longitude 107°05'00" NAD27
Drainage area 859  square miles
Gage datum 6,470 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 20 - 21 years of record in, ft3/s   (Calculation Period 1997-10-01 -> 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
1 255 250 256 313 549 1,700 1,640 638 477 421 341 291
2 263 244 252 318 562 1,770 1,540 623 475 426 339 290
3 262 245 250 324 569 1,850 1,490 615 473 420 340 286
4 268 243 253 322 588 1,880 1,390 608 466 422 338 283
5 261 243 252 335 607 1,960 1,350 615 466 424 341 279
6 255 244 252 341 632 2,040 1,360 614 464 429 333 274
7 256 243 254 343 657 2,100 1,280 603 472 423 329 278
8 260 250 255 360 680 2,120 1,240 596 470 418 331 277
9 261 246 252 368 671 2,120 1,240 577 469 417 328 276
10 263 246 258 372 683 2,130 1,200 576 477 413 324 270
11 256 250 258 375 704 2,070 1,120 574 469 406 320 277
12 256 247 268 380 723 2,000 1,080 563 464 404 318 280
13 254 253 271 387 739 1,900 1,020 554 463 400 316 281
14 254 253 273 394 772 1,820 973 544 454 396 323 281
15 253 249 279 405 799 1,790 932 549 454 389 316 269
16 258 246 282 408 848 1,810 891 545 452 372 311 275
17 253 247 287 412 911 1,900 874 535 452 366 313 275
18 247 246 290 414 957 1,920 835 523 461 364 310 273
19 255 248 290 424 1,040 1,960 819 517 458 361 306 268
20 264 249 291 434 1,090 1,970 788 536 454 361 307 275
21 257 249 296 446 1,170 1,940 777 529 448 361 309 276
22 252 250 300 462 1,210 1,910 773 520 450 356 306 269
23 248 248 307 479 1,240 1,870 743 514 451 354 303 260
24 252 249 311 496 1,280 1,840 741 514 446 350 298 256
25 254 249 312 501 1,290 1,820 751 506 437 349 298 271
26 254 249 315 493 1,260 1,840 751 497 430 353 298 270
27 247 249 318 492 1,300 1,780 716 501 421 345 293 264
28 246 251 315 498 1,400 1,720 707 500 422 342 297 260
29 248 267 312 513 1,570 1,690 705 492 419 340 292 264
30 248   314 533 1,640 1,680 670 483 419 340 290 270
31 248   314   1,620   645 476   342   262