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USGS Surface-Water 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 14142500 SANDY RIVER BLW BULL RUN RIVER, NR BULL RUN, OR


Clackamas County, Oregon
Hydrologic Unit Code 17080001
Latitude  45°26'57", Longitude 122°14'38" NAD27
Drainage area 436  square miles
Gage datum 240 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 72 - 75 years of record in, ft3/s   (Calculation Period 1910-10-01 -> 2019-09-30)

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 3,520 3,810 2,840 3,860 3,120 2,250 1,230 564 464 628 1,920 3,710
2 3,950 3,470 3,010 3,490 3,180 2,210 1,140 557 475 586 2,090 3,990
3 3,550 3,250 2,830 3,250 3,130 2,180 1,120 543 456 664 2,200 3,690
4 3,460 3,090 2,760 3,140 3,100 2,100 984 541 476 690 2,160 3,510
5 3,590 2,950 2,850 3,310 3,100 2,100 987 534 494 692 2,140 3,430
6 3,650 3,440 3,040 3,300 3,120 2,110 943 532 495 695 2,230 3,810
7 3,830 3,860 3,050 3,250 3,000 2,350 909 521 479 825 2,870 3,610
8 3,620 3,440 2,910 3,260 2,910 2,310 881 515 470 786 2,990 3,220
9 3,420 3,360 3,170 3,170 2,830 2,300 879 513 453 995 2,620 3,290
10 3,510 3,450 3,270 3,170 2,820 2,140 866 498 456 1,030 2,330 3,660
11 3,380 3,220 2,950 3,200 2,870 2,050 856 494 451 1,120 2,530 4,020
12 3,320 3,100 2,990 3,160 2,780 1,980 810 484 451 1,010 2,460 4,300
13 3,430 3,300 2,970 3,380 2,690 1,910 789 487 462 971 2,790 4,000
14 3,600 3,200 2,880 3,520 2,720 1,780 796 470 482 945 2,620 3,580
15 3,810 3,280 3,020 3,430 2,760 1,740 781 472 529 951 2,550 3,310
16 3,860 3,200 3,160 3,340 2,770 1,690 753 474 558 1,000 2,710 3,140
17 3,900 3,240 3,050 3,400 2,840 1,680 746 467 573 991 3,010 3,220
18 4,170 3,180 3,250 3,370 2,840 1,650 734 461 585 1,050 3,040 3,270
19 3,810 3,160 3,200 3,210 2,790 1,610 700 455 576 1,010 3,260 3,480
20 3,440 3,050 3,020 3,540 2,780 1,650 672 458 581 1,130 3,480 3,730
21 3,380 3,390 2,930 3,370 2,700 1,610 668 456 540 1,240 3,360 3,710
22 3,470 3,590 2,980 3,120 2,650 1,530 659 462 519 1,540 3,530 4,520
23 3,400 3,660 2,970 3,040 2,660 1,460 653 462 496 1,520 3,860 4,210
24 3,440 3,540 2,990 3,210 2,540 1,380 649 466 511 1,600 4,060 3,750
25 3,540 3,160 3,100 3,150 2,500 1,320 641 471 491 1,520 4,520 3,410
26 3,370 3,120 3,060 3,060 2,450 1,280 617 494 596 1,390 4,080 3,280
27 3,100 3,030 3,120 3,210 2,530 1,290 617 494 580 1,370 4,090 3,460
28 3,340 2,930 3,210 3,260 2,490 1,290 600 473 566 1,520 3,950 4,380
29 3,510 2,930 3,400 3,140 2,450 1,310 583 467 561 1,590 3,640 4,390
30 3,570   3,550 3,110 2,360 1,290 589 469 610 1,570 3,570 4,340
31 3,660   4,120   2,280   557 453   1,770   3,870