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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 14200000 MOLALLA RIVER NEAR CANBY, OR


Clackamas County, Oregon
Hydrologic Unit Code 17090009
Latitude  45°14'40", Longitude 122°41'10" NAD27
Drainage area 323  square miles
Gage datum 94 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 1928-10-01 -> 2020-09-30)

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 2,170 1,970 1,560 2,090 1,280 771 382 104 99 197 832 1,650
2 2,390 1,810 1,670 1,830 1,330 789 343 102 117 204 912 1,770
3 2,170 1,760 1,630 1,640 1,280 800 321 101 106 206 905 1,920
4 2,220 1,750 1,480 1,500 1,260 785 299 100 95 200 918 2,020
5 2,180 1,710 1,450 1,500 1,310 795 277 100 104 218 915 1,970
6 2,270 1,900 1,590 1,560 1,300 746 258 97 106 234 863 2,020
7 2,440 1,940 1,680 1,600 1,240 743 244 96 104 225 1,040 2,130
8 2,290 1,840 1,680 1,720 1,170 749 232 94 101 222 1,150 1,880
9 2,230 1,720 1,810 1,690 1,130 815 225 91 98 296 1,210 1,870
10 2,200 1,700 1,870 1,610 1,130 775 217 88 102 361 1,180 1,940
11 2,220 1,660 1,710 1,590 1,130 716 211 86 114 319 1,130 2,050
12 2,230 1,730 1,790 1,550 1,100 663 201 85 116 320 1,190 2,370
13 2,310 1,840 1,790 1,650 1,070 613 191 85 106 300 1,270 2,260
14 2,290 1,710 1,710 1,690 1,080 579 181 84 105 311 1,350 2,260
15 2,590 1,750 1,810 1,620 1,110 574 176 85 115 340 1,550 2,090
16 2,540 1,990 1,910 1,540 1,130 554 170 84 128 392 1,680 1,920
17 2,520 2,120 1,830 1,530 1,140 564 165 82 130 385 1,600 1,870
18 2,670 2,060 1,850 1,510 1,090 563 159 81 155 470 1,630 1,950
19 2,840 2,040 1,870 1,410 1,060 549 152 82 165 460 1,780 2,000
20 2,690 1,820 1,670 1,500 1,050 557 147 86 177 569 1,790 2,350
21 2,610 1,720 1,670 1,520 1,020 531 141 90 171 571 1,460 2,700
22 2,290 1,850 1,730 1,420 986 482 137 88 158 639 1,570 3,030
23 2,260 1,720 1,690 1,330 956 456 131 94 152 658 1,820 2,730
24 2,340 1,650 1,740 1,370 915 439 127 98 165 591 1,970 2,410
25 2,390 1,770 1,800 1,370 891 445 123 114 156 529 1,890 2,110
26 2,250 1,730 1,760 1,340 899 437 119 123 151 530 1,870 2,100
27 2,190 1,680 1,780 1,320 905 421 119 128 148 493 2,100 2,330
28 2,310 1,730 1,830 1,310 900 415 118 119 153 580 1,830 2,450
29 2,130 2,290 1,950 1,290 883 453 115 108 170 677 1,780 2,520
30 2,070   2,000 1,250 854 437 111 102 192 690 1,600 2,540
31 1,990   2,160   797   107 99   704   2,410