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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 09057500 BLUE RIVER BELOW GREEN MOUNTAIN RESERVOIR, CO


Summit County, Colorado
Hydrologic Unit Code 14010002
Latitude  39°52'49", Longitude 106°20'00" NAD27
Drainage area 597  square miles
Gage datum 7,682.66 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 1942-10-01 -> 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
1 272 270 286 311 370 603 867 639 583 469 317 275
2 279 275 288 310 364 591 885 653 581 468 306 279
3 294 273 289 324 369 572 892 648 582 476 302 268
4 282 271 291 332 375 576 856 653 599 475 286 273
5 287 273 283 336 369 612 865 636 599 469 287 274
6 282 275 286 350 386 627 870 643 603 462 289 285
7 283 272 277 351 407 633 855 645 607 449 285 279
8 281 274 290 352 406 625 853 628 592 461 291 289
9 278 278 294 352 418 646 829 619 572 467 281 281
10 278 276 296 365 411 646 828 618 559 471 280 277
11 274 270 289 354 413 645 810 627 554 467 267 272
12 277 271 289 346 419 659 834 615 546 463 272 273
13 274 266 293 345 439 664 838 610 546 462 274 280
14 272 263 281 372 454 677 836 604 533 448 278 286
15 274 262 289 358 466 719 802 599 530 433 274 282
16 276 272 288 353 477 722 784 596 519 438 284 282
17 280 268 276 357 477 715 788 588 513 427 267 285
18 283 264 290 362 490 739 782 592 513 427 264 282
19 289 275 293 352 509 748 754 584 507 420 266 285
20 283 267 301 349 505 770 726 588 502 417 277 293
21 280 266 294 346 501 800 756 590 506 403 278 295
22 282 266 293 338 502 835 764 592 497 406 273 293
23 279 270 298 347 508 858 738 593 485 407 271 286
24 278 273 303 367 516 872 719 586 482 395 275 271
25 283 269 299 360 521 876 706 589 485 400 264 251
26 278 273 308 362 524 859 690 577 486 386 260 268
27 273 277 294 366 542 858 679 575 485 388 263 283
28 263 273 297 379 565 873 663 580 490 367 263 285
29 264 265 299 365 564 876 646 583 491 344 271 290
30 271   305 370 563 879 636 589 484 344 272 289
31 274   306   572   627 595   326   288