Green River
OptimalWyoming
Current Conditions
The Green River is running at 852 CFS — ideal conditions. Expect clear water and excellent dry fly opportunities.
Last updated: Mar 30, 2026, 4:00 AM from USGS gauge 09211200 (Green River below Fontenelle Reservoir)
7-Day Flow Trend
Flow thresholds: Optimal 800–2000 CFS | Fishable to 4000 CFS | Marginal to 6000 CFS
Water Temperature
Water temperature is cool — ideal for trout activity. Fish will be feeding actively throughout the day.
About the Green River
The Green River below Fontenelle Dam in western Wyoming is one of the state's best-kept secrets. Outstanding tailwater fishing with large browns and rainbows in a remote desert canyon setting. Minimal fishing pressure.
Hatch Chart
| Insect | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Caddis Elk Hair Caddis #14-16 | ||||||||||||
Blue-Winged Olive BWO Parachute #18 | ||||||||||||
Pale Morning Dun PMD Sparkle Dun #16 | ||||||||||||
Hopper Dave's Hopper #8 |
River Sections
Below Fontenelle Dam
wade/float access852 CFS
Premium tailwater with excellent access. Cold, clear water producing quality trout.
Seedskadee NWR
wade/float access852 CFS
Through the national wildlife refuge. Remote and scenic with excellent brown trout fishing.
Guides on the Green River(33)
These fishing guides list the Green River as one of their home waters.
Green River Drifters
Steamboat Spgs, Colorado
Solitary Angler Guide Service
El Prado, Colorado
Westbank Anglers
Wilson, Idaho
WorldCast Anglers
Victor, Idaho
Fish Heads Fly Shop
Heber City, Utah
Old Moe Guide Service
Dutch John, Utah
Park City Fly Fishing
Park City, Utah
Park City Outfitters
Park City, Utah
Spinner Fall Guide Service
Dutch John, Utah
Stonybrook Fly Fishing Consultants
Heber City, Utah
Utah Fly Guides
Salt Lake City, Utah
Western Rivers Flyfisher
Salt Lake City, Utah
Frequently Asked Questions
What is the best time to fish the Green River?+
The Green River fishes well from spring through fall. Peak dry fly season is typically June through September. The best hatches occur during summer months with PMDs and caddis. Fall brings excellent streamer fishing and fewer crowds.
How many fishing guides operate on the Green River?+
Outguided lists 33 fishing guides who operate on the Green River. These guides offer local knowledge of hatches, access points, and current conditions that can significantly improve your experience.
What is the current flow on the Green River?+
The Green River's flow data is updated every 30 minutes from USGS gauge stations. Check the top of this page for current CFS readings, fishability status, and a 7-day flow trend chart. Optimal fishing flows are 800–2000 CFS.
What fish species are in the Green River?+
The Green River primarily holds wild brown trout and rainbow trout. Cutthroat trout may also be present in some sections. Fish sizes vary by section, with tailwater reaches typically holding larger fish.
Quick Conditions
Fishability Thresholds
USGS Gauges
Green River below Fontenelle Reservoir
Station #09211200
Green River near Green River
Station #09217000