Sediment retention dam on the North Fork Toutle River is designed t...
Detailed Description
Sediment retention dam on the North Fork Toutle River is designed to help stop downstream movement of sediment near where it begins on Mount St. Helens' debris avalanche deposit.
Related
Excess Sediment Accumulation Causes Flooding in the Cascades
Release of excessive sediment from volcanically disturbed watersheds can persist for decades and greatly extend the duration of an eruption's damaging effects
Hazards from Post-Eruption Excess Sediment at Mount St. Helens
Excess sediment is a lasting legacy of eruptions, especially those that destroy vegetation or deposit significant volumes of debris in watersheds.
Related
Excess Sediment Accumulation Causes Flooding in the Cascades
Release of excessive sediment from volcanically disturbed watersheds can persist for decades and greatly extend the duration of an eruption's damaging effects
Hazards from Post-Eruption Excess Sediment at Mount St. Helens
Excess sediment is a lasting legacy of eruptions, especially those that destroy vegetation or deposit significant volumes of debris in watersheds.