Debris Flow — Clackamas, Oregon

2022-11-05 · near Tawney, Clackamas, Oregon

Event narrative

Heavy rains over an approximately 2 year old burn area (Riverside Fire) triggered a debris flow. This is reportedly to have occurred sometime on November 5th. The debris flow crossed Highway 224 at the junction with Indian Henry Road, near a bridge crossing the Clackamas River. A nearby rain gauge had 3.31 inches in the 24 hours ending 1700PST November 5th.

Wider weather episode

An atmospheric river set up over the Pacific Northwest, directing heavy rains and strong wind to into portions of northwest Oregon and southwest Washington.

View location on OpenStreetMap → (45.1183, -122.0875)

Source: NOAA Storm Events Database, event_id 1066676. Narrative written by the NWS forecast office that issued the report.