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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 6,468.82 feet above NAVD88
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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 1997-10-01 -> 2024-09-30)

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
1 251 246 246 298 550 1,590 1,590 634 472 418 331 284
2 251 243 244 303 568 1,650 1,520 627 469 423 329 281
3 248 241 242 310 573 1,710 1,470 621 468 421 332 278
4 270 238 243 310 588 1,740 1,380 612 463 418 328 274
5 258 238 242 322 598 1,820 1,350 618 463 412 329 272
6 252 241 242 326 615 1,920 1,350 609 461 413 322 270
7 250 239 247 328 642 2,000 1,270 595 463 406 319 271
8 253 242 246 344 667 2,010 1,220 589 461 401 321 270
9 252 241 243 355 671 2,020 1,200 569 463 402 317 268
10 252 241 248 365 685 2,000 1,160 567 469 401 313 260
11 246 245 248 368 712 1,960 1,100 566 464 395 309 269
12 247 241 259 375 727 1,900 1,060 556 459 395 306 271
13 250 247 261 381 734 1,830 1,010 545 458 391 305 272
14 248 246 263 386 759 1,780 973 533 454 386 312 271
15 245 242 267 395 794 1,760 941 536 458 381 305 265
16 250 240 270 400 852 1,760 903 536 455 366 302 264
17 247 240 273 403 918 1,830 881 527 453 360 304 262
18 244 241 276 406 960 1,840 841 513 460 356 301 265
19 248 241 277 417 1,030 1,870 814 506 459 352 297 262
20 255 242 279 425 1,080 1,900 782 523 455 349 298 265
21 251 241 283 435 1,120 1,880 769 517 449 350 299 270
22 246 243 287 451 1,150 1,840 765 510 448 346 297 266
23 241 242 291 465 1,170 1,770 738 505 446 345 295 256
24 245 241 294 477 1,200 1,730 731 504 440 339 292 253
25 247 241 296 480 1,200 1,700 739 496 433 337 288 263
26 245 240 298 476 1,200 1,700 732 491 425 343 286 262
27 240 242 302 479 1,230 1,670 700 497 417 339 283 257
28 240 242 301 489 1,340 1,630 688 494 417 336 287 255
29 240 265 300 506 1,470 1,610 682 489 416 332 284 257
30 241   300 533 1,550 1,610 654 480 416 330 279 259
31 240   297   1,530   643 473   330   257