RATING TABLE DATE: 07/27/2026
TUALATIN RIVER AT WEST LINN, OR
USGS ID 14207500
VERSION NO. 14.0, 03/10/2026
Gage height Discharge
(ft) (ft^3/s)
.0 .1 .2 .3 .4 .5 .6 .7 .8 .9
1 13 19 26 34
2 44 55 68 83 100 120 140 160 190 220
3 250 280 310 350 390 440 480 530 580 640
4 690 740 800 860 920 980 1040 1110 1180 1250
5 1320 1390 1460 1540 1620 1700 1780 1860 1950 2040
6 2130 2220 2310 2400 2490 2590 2680 2780 2880 2980
7 3090 3190 3300 3410 3520 3630 3740 3850 3970 4090
8 4210 4330 4450 4570 4700 4830 4950 5080 5210 5350
9 5480 5620 5770 5920 6060 6220 6370 6520 6680 6840
10 7000 7150 7310 7480 7640 7810 7970 8140 8310 8480
.0 .1 .2 .3 .4 .5 .6 .7 .8 .9
11 8660 8840 9010 9190 9370 9560 9740 9930 10120 10310
12 10500 10690 10890 11090 11290 11490 11700 11900 12110 12320
13 12530 12750 12960 13180 13400 13620 13840 14060 14290 14520
14 14750 14980 15210 15450 15680 15920 16160 16410 16650 16900
15 17140 17390 17650 17900 18160 18410 18670 18930 19200 19460
16 19730 20000 20270 20540 20810 21090 21360 21640 21920 22210
17 22490 22780 23070 23360 23650 23950 24240 24540 24840 25140
18 25440 25750 26060 26360 26680 26990 27300 27620 27940 28260
19 28580 28900 29230 29560 29890 30220 30550 30880 31220 31560
20 31900