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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 water year of record in, ft3/s   (Calculation Period 1910-10-01 -> 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 3,550 3,740 2,860 3,780 3,130 2,210 1,210 559 459 617 1,850 3,580
2 3,920 3,430 3,020 3,430 3,160 2,170 1,120 552 468 576 2,010 3,830
3 3,570 3,200 2,840 3,200 3,120 2,130 1,100 538 450 654 2,120 3,640
4 3,480 3,030 2,760 3,120 3,090 2,060 970 536 469 676 2,220 3,530
5 3,600 2,950 2,820 3,280 3,070 2,060 971 529 486 677 2,370 3,420
6 3,760 3,510 2,980 3,260 3,130 2,070 930 527 486 679 2,260 3,750
7 3,940 3,940 2,980 3,310 3,060 2,300 897 518 471 800 2,850 3,530
8 3,690 3,490 2,840 3,400 2,940 2,260 871 512 463 769 2,940 3,160
9 3,430 3,350 3,080 3,280 2,830 2,260 867 509 449 965 2,570 3,210
10 3,480 3,390 3,160 3,240 2,800 2,180 854 496 450 997 2,280 3,690
11 3,390 3,160 2,850 3,370 2,820 2,140 844 492 445 1,090 2,510 4,000
12 3,400 3,030 2,890 3,260 2,740 2,020 800 481 445 997 2,620 4,280
13 3,620 3,210 2,890 3,400 2,660 1,950 780 483 456 961 2,870 3,940
14 3,650 3,120 2,820 3,480 2,750 1,840 785 467 473 934 2,630 3,510
15 3,780 3,210 2,950 3,380 2,780 1,790 770 468 518 930 2,580 3,230
16 3,800 3,230 3,090 3,280 2,770 1,730 743 470 545 976 2,700 3,070
17 3,820 3,230 2,980 3,330 2,810 1,700 736 463 559 970 2,950 3,150
18 4,070 3,140 3,160 3,310 2,810 1,660 725 457 576 1,030 2,960 3,270
19 3,790 3,130 3,130 3,170 2,780 1,610 692 451 568 1,010 3,160 3,500
20 3,480 3,030 2,970 3,480 2,760 1,650 665 454 570 1,120 3,360 3,950
21 3,410 3,350 2,890 3,330 2,690 1,600 661 452 529 1,210 3,220 3,850
22 3,450 3,570 2,950 3,090 2,660 1,510 652 458 509 1,530 3,360 4,500
23 3,450 3,660 2,940 3,050 2,640 1,440 646 458 489 1,500 3,680 4,180
24 3,490 3,490 2,960 3,210 2,510 1,360 642 460 504 1,570 3,870 3,750
25 3,530 3,100 3,060 3,150 2,480 1,300 633 465 485 1,500 4,280 3,440
26 3,350 3,060 3,020 3,060 2,420 1,270 610 487 590 1,370 3,890 3,320
27 3,080 2,960 3,060 3,210 2,490 1,270 610 486 571 1,350 3,920 3,500
28 3,350 2,900 3,150 3,250 2,440 1,270 594 466 566 1,470 3,810 4,320
29 3,490 2,870 3,340 3,150 2,420 1,280 578 462 559 1,550 3,510 4,280
30 3,530   3,490 3,140 2,340 1,260 584 464 601 1,520 3,470 4,330
31 3,600   4,020   2,260   553 449   1,710   3,850