Top Discharges

Streamgauges reporting the most discharge on the Trask River

10 Day Trend

Discharge comparison for the highest gauges over the past 10 days

Expected Streamflow Ranges

Streamflow discharge range for this time of year

The Trask River is in northwestern Oregon in the United States. It drains a mountainous timber-producing area of the Northern Oregon Coast Range west of Portland into Tillamook Bay and the Pacific Ocean. It is one of five rivers—the Tillamook, the Trask, the Wilson, the Kilchis, and the Miami—that flow into the bay.The main stem of the river is 18 miles (29 km) long from where its two forks join at 45.439830°N 123.611505°W / 45.439830; -123.611505 (Trask River (source)). The North Fork, 30 miles (48 km) long, rises in several forks itself in the Tillamook State Forest in western Washington ... Source: Wikipedia