Water Supply

HFF BLOGS

Scroll through to read the most recent HFF Blogs and articles. Or click on the keywords at the top of the page to sort blogs and articles by topic.

(2ND LOOK) Henry's Fork Foundation Report: 2023

Jamie Powell

Sep 3

(2ND LOOK) Henry's Fork Foundation Report: 2023

As summer transitions to fall, we're reflecting back on where we were as of the start of the year. Originally published January 23, 2024....

493 views

FAQ: Turbidity, Sediment, and Island Park Reservoir

Rob Van Kirk

Sep 2

FAQ: Turbidity, Sediment, and Island Park Reservoir

What's the difference between turbidity and sediment? Turbidity can be: Mineral sediment mobilized from reservoir bottom or suspended in...

923 views

FAQ: Is Outflow from Island Park Dam Higher Than it Used to Be?

Jamie Powell

Sep 1

FAQ: Is Outflow from Island Park Dam Higher Than it Used to Be?

Summertime outflow from Island Park Reservoir is lower (not higher) than it was in the "glory days".

60 views

State of the Henry's Fork 2023: Water Year Technical Report

Rob Van Kirk

Aug 30

State of the Henry's Fork 2023: Water Year Technical Report

UPDATE: With only one month left in the 2024 water year, let's take a look back at Water Year 2023, and get a preview of the types of...

272 views

HFF's Membership Meeting Videos Live (VIDEO)

Jamie Powell

Aug 26

HFF's Membership Meeting Videos Live (VIDEO)

This year, the Henry's Fork Foundation's (HFF) annual membership meeting was hosted on June 5th in Island Park. Dr. Rob Van Kirk gave an...

38 views

HFF Submits Comments on Henry's Lake Flats Development

Jamie Powell

Aug 24

HFF Submits Comments on Henry's Lake Flats Development

A continuation of the discussion around a proposed "airpark" and new Marriott in Henry's Lake Flats.

229 views

Is It a Bit Early for Flows This Low on the South Fork?

Jamie Powell

Aug 2

Is It a Bit Early for Flows This Low on the South Fork?

Anglers on the South Fork are noticing a recent round of flow decreases out of Palisades Dam, feeling like flows are now a bit lower than...

215 views

HFF Comments on Henrys Lake Flats Rezone

Jamie Powell

Jul 11

HFF Comments on Henrys Lake Flats Rezone

UPDATE: HFF will be attending and commenting at the Fremont County Planning and Zoning meeting July 22nd. Our full, scientific comments...

306 views

Mick & Mike Talk Henry's Fork in the 1980s (VIDEO)

Jamie Powell

Jun 26

Mick & Mike Talk Henry's Fork in the 1980s (VIDEO)

Mick Mickelson and Mike Lawson talk about the 1980s and what prompted the formation of the Henry's Fork Foundation in 1984.

74 views

Jamie Powell

Jun 20

Why Are Flows So Low Right Now?

Anglers are noticing low flows across the Henry's Fork. What's the culprit? Low natural flow in the upper Henry's Fork subwatershed...

27 views

Something to Celebrate: Spring/Summer 2024 Will (Likely) Be Average on the Henry's Fork

Christina Morrisett

Apr 5

Something to Celebrate: Spring/Summer 2024 Will (Likely) Be Average on the Henry's Fork

This is the time of year when many of us start to shake off the winter blues to bask under blue spring skies. The birds are starting to...

454 views

For the Asking Angler: Henry's Fork Water Management 101

Christina Morrisett

Mar 29

For the Asking Angler: Henry's Fork Water Management 101

Learn about how streamflow is managed, who the key players are, and how water management interacts with your river experience.

185 views

Will there be a managed spring freshet this year? I'm trying to plan my fishing trip.

Jamie Powell

Mar 13

Will there be a managed spring freshet this year? I'm trying to plan my fishing trip.

While managed, or planned, spring freshets benefit insect communities and longer-term fishing conditions on the Ranch reach of the...

18 views

Rob Van Kirk

Mar 8

Rain Vs. Snow [Part 5]

Increasing spring and summer air temperatures have a doubly negative affect on water quality.

15 views

Rob Van Kirk

Mar 7

Rain Vs. Snow [Part 4]

Fish are affected by life-history specific streamflow and habitat characteristics that are not simple, direct functions of water supply.

12 views

Losing Focus or Finding Our Center? HFF Discovers Island Park Reservoir is the Center of the Universe

Christina Morrisett

Mar 6

Losing Focus or Finding Our Center? HFF Discovers Island Park Reservoir is the Center of the Universe

In recent years, HFF has expanded its work beyond the Caldera. Why? All roads lead to Island Park Reservoir, the center of the universe.

318 views

Rob Van Kirk

Mar 6

Rain Vs. Snow [Part 3]

Water use + management in the Henry’s Fork watershed have much larger effects on streamflow than any changes due to precipitation type.

7 views

Rob Van Kirk

Mar 5

Rain Vs. Snow [Part 2]

When snow makes up a larger fraction of total precipitation, prediction of irrigation-season water supply is more precise

9 views

Rob Van Kirk

Mar 4

Rain Vs. Snow [Part 1]

All precipitation is not created equal. Water supply is lower when a greater percentage of our precipitation falls as rain instead of snow.

19 views

Jamie Powell

Mar 1

Henry's Fork Weekly River Updates

Below are samples of past river update emails. This week's most current email is in inboxes now. To opt-in to receive these weekly...

765 views

Celebrating 40 Years!

HFF BLOGS

Contact Us

Quick Links

Ways to Help

Subscribe to Weekly River Updates