TILLAMOOK -- Oregon 6 near Tillamook will remain closed overnight Tuesday as ODOTcrews continue to clear debris and assess the risks of reopening the highway.
Use U.S. 26 or Oregon 18 for detours.
A field of debris 100-feet wide broke loose in heavy rain and tumbled onto Highway 26 near Government Camp, forcing a partial closure of the roadway Monday.
The landslide is located about four miles east of the Highway 35 junction.
Witnesses said the debris field had thick mud, trees, and large rocks.
And this wasn t the only landslide impacting road travel in Oregon. Elsewhere, debris forced the closure of Highway 6 at mileposts 6 and 49, just east of Tillamook. Other slides were blocking Highway 101 south of Rockaway Beach and about 16 miles north of Florence.
ODOT closed U.S. Highway 20, near Cascadia in central Oregon after a landslide brought about 150 cubic yards of mud, rock and debris into the road.
Landslides also closed sections of three southwest Washington highways, including State Route 14 near Cape Horn, State Route 411 near Hazel Dell Road in Kelso and State Route 508 at Bear Canyon.
Kyle Foreman, Grant County's public information officer, said two people were injured when their cars were struck by a rockslide about two miles north of Soap Lake in Washington state. The rockslide also forced the closure of State Highway 17.
Latest:Portland weather alerts
Small landslides and flooding also closed Multnomah Falls trail. Forest Service Staff will reopen the trail and pedestrian tunnel when it is safe for public use.
Standing water on Highway 101 at Beerman Creek was more than 10 inches. The highway was open, but cars and mini vans were not allowed. Trucks were allowed through at 5 miles per hour.
Check: Traffic alerts
In Washington, a rockslide was blocked the roadway on SR 14 in both directions near Cape Horn for several hours, The Washington State Dept. of Transportation reported. SR 411 near Hazel Dell Road, in Kelso, and SR 508 at Bear Canyon were also closed in both directions.
The Portland Bureau of Transportation announced that SE 92nd Avenue was closed between SE Division Street and SE Powell Boulevard due to high water. The city was also prepared to close sections of SE Cherry Blossom Drive and SE 92nd Avenue.