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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 -> 2023-09-30)

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 2,150 1,960 1,590 2,060 1,290 769 380 103 97 191 827 1,640
2 2,380 1,820 1,700 1,800 1,330 782 342 102 115 196 902 1,750
3 2,250 1,760 1,660 1,620 1,280 790 320 101 104 197 893 1,890
4 2,280 1,740 1,500 1,480 1,260 774 298 100 93 190 907 1,990
5 2,240 1,700 1,450 1,490 1,310 785 276 100 102 207 916 1,940
6 2,360 1,900 1,580 1,540 1,330 743 259 97 104 224 882 1,980
7 2,550 1,940 1,660 1,580 1,300 744 245 96 102 215 1,060 2,100
8 2,350 1,840 1,660 1,690 1,220 748 232 94 99 211 1,160 1,850
9 2,250 1,710 1,770 1,660 1,150 809 225 91 95 282 1,210 1,850
10 2,210 1,680 1,840 1,580 1,140 789 217 88 100 344 1,180 1,910
11 2,210 1,640 1,680 1,560 1,130 827 211 86 111 311 1,160 2,020
12 2,260 1,700 1,750 1,530 1,100 736 201 84 113 324 1,250 2,370
13 2,440 1,820 1,760 1,620 1,070 673 190 84 104 304 1,360 2,260
14 2,340 1,700 1,680 1,660 1,100 636 181 83 103 315 1,400 2,260
15 2,600 1,750 1,780 1,590 1,130 624 175 85 112 336 1,580 2,090
16 2,530 2,000 1,880 1,520 1,140 601 169 83 125 385 1,690 1,920
17 2,500 2,110 1,800 1,510 1,130 600 164 81 127 377 1,610 1,870
18 2,640 2,040 1,820 1,480 1,090 589 158 80 152 459 1,630 1,950
19 2,800 2,030 1,830 1,400 1,060 568 152 81 165 448 1,790 2,030
20 2,670 1,810 1,640 1,480 1,050 572 147 85 177 556 1,790 2,550
21 2,590 1,710 1,640 1,510 1,020 543 141 89 169 569 1,470 2,900
22 2,270 1,830 1,710 1,410 994 491 137 88 155 642 1,560 3,110
23 2,240 1,710 1,670 1,330 960 463 131 93 150 665 1,800 2,790
24 2,310 1,640 1,720 1,360 915 444 127 97 162 655 1,950 2,440
25 2,350 1,740 1,770 1,360 890 447 123 112 154 584 1,870 2,130
26 2,220 1,710 1,730 1,330 896 438 119 120 151 554 1,860 2,110
27 2,160 1,650 1,750 1,310 898 421 119 125 148 517 2,080 2,320
28 2,320 1,720 1,790 1,300 892 414 118 117 165 593 1,820 2,430
29 2,140 2,200 1,910 1,280 880 450 115 106 182 691 1,770 2,490
30 2,070   1,970 1,250 854 433 110 100 196 703 1,590 2,510
31 1,980   2,140   797   107 98   707   2,380