Frequently Asked Questions

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Frequently Asked Questions
Jamie Powell

FAQ: Silver Lake Sediment Event

The Henry’s Fork Foundation (HFF) has become aware of, and is actively investigating, the recent drawdown of Silver Lake in Harriman State Park. The sudden

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Image of a lake
Water Quality
Jasper Davis

Turbidity FAQ – Fall 2025

What is the current climate like in the Henry’s Fork Watershed? We have seen warmer temperatures and less water as a whole in water year

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Pelican On the Henry's Fork
Fisheries
Jamie Powell

Pelicans in Island Park

People are noticing pelicans by the hundreds in the upper Henry’s Fork each summer, especially around Island Park Reservoir. What’s the deal? I asked our

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rainbow trout in water
Water Quality
Jamie Powell

PMDs on the Henry’s Fork

PMDs were one of the hot topics on the Henry’s Fork in 2024, so here’s a few excerpts from the 10 Year Insect Report just

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