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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 14307620 SIUSLAW RIVER NEAR MAPLETON, OR


Lane County, Oregon
Hydrologic Unit Code 17100206
Latitude  44°03'45", Longitude 123°52'55" NAD27
Drainage area 588  square miles
Gage datum 41 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 1967-10-01 -> 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 4,220 4,160 4,030 3,050 1,380 731 377 173 151 232 779 3,210
2 3,850 3,740 4,020 2,770 1,380 774 376 172 164 198 924 3,630
3 3,980 3,580 3,790 2,700 1,440 804 361 168 159 214 884 4,610
4 4,340 3,220 3,600 2,530 1,510 797 344 163 143 199 895 4,780
5 4,630 3,160 3,450 2,420 1,510 788 331 159 136 189 1,030 4,370
6 4,620 3,060 3,540 2,470 1,490 820 320 156 134 201 1,060 4,450
7 4,800 3,290 3,570 2,730 1,500 923 308 155 132 204 1,350 4,270
8 5,040 3,360 3,490 2,890 1,450 826 302 153 128 186 1,200 3,660
9 4,830 3,650 3,310 2,910 1,380 764 296 150 132 191 1,390 3,450
10 5,580 3,590 3,460 2,790 1,300 732 293 146 151 200 1,500 3,810
11 5,610 3,240 3,470 2,670 1,220 695 285 143 145 250 1,600 3,860
12 5,350 3,550 3,620 2,580 1,140 653 273 140 134 295 1,660 3,860
13 5,430 3,960 3,800 2,500 1,110 640 267 138 130 306 1,780 4,440
14 5,080 3,760 4,010 2,460 1,200 625 259 138 127 305 1,890 4,870
15 5,440 3,580 4,090 2,280 1,170 592 251 138 128 385 1,970 4,900
16 5,560 4,590 3,900 2,180 1,090 569 246 136 127 420 2,000 4,780
17 5,690 4,740 3,570 2,100 1,020 547 245 136 132 353 1,930 4,460
18 6,030 4,520 3,420 2,020 991 530 244 138 166 365 1,960 4,200
19 6,040 4,710 3,090 1,910 985 512 241 138 200 427 2,100 3,800
20 5,430 4,400 2,770 1,860 944 487 231 141 201 466 2,320 4,600
21 5,130 4,100 2,690 1,870 897 466 222 143 181 475 2,330 5,390
22 4,400 4,130 2,870 1,840 876 449 219 139 165 592 2,750 4,960
23 4,560 4,090 2,990 1,760 847 437 214 138 160 540 2,720 4,530
24 4,300 4,050 3,130 1,830 822 423 208 144 175 460 2,950 4,500
25 4,400 3,980 3,050 1,800 808 435 201 156 183 504 3,390 4,580
26 4,220 3,770 3,000 1,730 804 433 196 153 184 566 3,140 4,390
27 4,150 3,630 3,070 1,710 804 419 190 143 186 611 2,950 4,540
28 3,940 3,810 3,140 1,680 803 404 186 139 183 674 2,940 5,220
29 3,720 4,230 3,330 1,540 787 394 182 140 226 652 2,950 5,040
30 3,680   3,810 1,440 761 378 178 146 314 658 2,830 5,370
31 3,780   3,500   741   175 146   740   5,160