Colorado / West
Uncompahgre River
An Uncompahgre report for the Ridgway Reservoir tailwater, Pa-Co-Chu-Puk access, RiverReports/USGS flow checks, hatches, flies, and source-checked regulations.
Image: UNCOMPAHGRE RIVER VALLEY, SOUTHWEST COLORADO. (FROM THE DOCUMERICA-1 EXHIBITION. FOR OTHER IMAGES IN THIS ASSIGNMENT... - NARA - 553075 / Public domain / Bill GilletteFishability now: Uncompahgre River fishability today
GreatData confidence: High96/100
Fishable now because the live gauge is stable, weather is usable, and no public alert is active.
Flow observed
6:00 PM UTC
Weather observed
5:00 PM UTC
Score calculated
6:13 PM UTC
Why this rating
Flow
Weather
Public alerts
Next 6-12 hours
Hold
Stable live data supports staying with the plan, but recheck the gauge and forecast before leaving.
USGS flow
113 cfs
Current trend: flow stable, so weather, temperature, and access checks drive the next change.
More planning details: flies, flow bands, and live source checks
Fish it today
Start here
Start with Pa-Co-Chu-Puk and Ridgway State Park context, then compare Billy Creek SWA and nearby access only after checking current rules and posted signs. Keep the day focused rather than chasing every visible bend.
Best flow clue
Use the RiverReports Ridgway chart and USGS 09147025 together. Stable releases make the best technical window; sudden changes, thin clear water, or pushy discharge should shift the plan toward edges, lighter pressure, or another nearby river.
Skip trigger
Skip the reach when special-rule boundaries are unclear, when releases make safe wading unrealistic, when low clear water concentrates pressure, or when winter ice and shelf edges make footing unsafe.
Flow decision bands
Low but fishable
Low clear tailwater can fish with careful small-fly work, but pressure and boundary checks matter immediately.
Best technical tailwater window
Stable below-reservoir releases with cool weather and clear water make the best midge, baetis, and sight-fishing setup.
Pushy or unsafe
Rising releases, slick winter edges, or pushy channel water should move the plan to banks or another western Colorado option.
Boundary and pressure caution
State-park rules, SWA limits, and compact access can override a good-looking gauge.
USGS flow
113 cfs
Current trend: flow stable, so weather, temperature, and access checks drive the next change.
Live USGS flow
113 cfs / stable
Live NWS forecast
76F / Sunny
Water temperature not verified
Heat guidance uses weather and river type unless an official water-temperature value is available.
No NWS alert flag
No active NWS alert was returned for this forecast point.
Use the below-Ridgway flow chart for the tailwater reach.
Pa-Co-Chu-Puk has regulation details that should be checked directly with CPW.
Expect small flies, careful drifts, and clear-water presentations.
Plan around park access, private land, and possible release changes.
Editorial review
How this report is maintained
This Uncompahgre River report is maintained from RiverReports and USGS flow data, Colorado regulation and access sources, state-park and wildlife-area references, weather checks, and Ridgway tailwater planning guidance.
Byline
BlueStreamFly editorial team
Reviewed by
BlueStreamFly source review
Maintained by
Mountain Brook Run LLC
Last material review
2026-05-31
Report confidence
High confidence
90/100
High confidence: RiverReports, USGS 09147025, CPW Uncompahgre reach material, Ridgway State Park, Billy Creek SWA, Colorado special regulations, and weather data support the page. Confidence is moderated by compact access, release changes, winter ice, pressure, and exact boundary checks.
Regulations
Colorado special-regulation and CPW reach sources support the legal-check path before fishing the Uncompahgre tailwater.
Access
Ridgway State Park and Billy Creek SWA sources support public access planning, with signs, fees, and boundaries still requiring current checks.
Flow and weather
RiverReports, USGS 09147025, and the National Weather Service point are attached to the route.
Fishing usefulness
The page now separates Ridgway releases, state-park access, Billy Creek access, pressure, ice, boundary checks, and backup-water choices.
Fishability dashboard and source review
2026-05-31 / material content or source review
RiverReports, USGS below Ridgway Reservoir flow, Colorado Parks and Wildlife Uncompahgre reach information, Ridgway State Park, Billy Creek SWA, Colorado special regulations, and the National Weather Service point were checked before updating the current fishability guidance.
2026-05-31
Updated Uncompahgre River with Ridgway tailwater release guidance, state park and Billy Creek access cards, compact-tailwater cautions, backup cues, stable fishability SEO, and confidence signals.
2026-05-28
Added Ridgway tailwater trip-fit guidance, wade-first framing, release and boundary skip cues, state-park and SWA access nuance, pressure timing, backup-water suggestions, editorial review signals, and a page-specific report-confidence meter after source review.
2026-05-24
Initial source-reviewed report published with flows, weather, hatches, flies, tactics, access, regulations, and FAQs.
Angler planning edge
Local details that change the plan
Best for
Anglers planning a technical tailwater day below Ridgway Reservoir, Small nymph, midge, baetis, and sight-fishing windows when releases are stable, Trips where state-park access, SWA boundaries, and special-rule reach language need to be checked first, Anglers comparing a smaller western Colorado tailwater against the Gunnison, Cimarron, and Dolores systems
Wade or float
Treat the Uncompahgre below Ridgway as a wade-first tailwater report. The useful plan is to pick legal access, fish short controlled drifts, and avoid trying to turn a compact technical reach into a cover-miles day.
Best flows
Use the RiverReports Ridgway chart and USGS 09147025 together. Stable releases make the best technical window; sudden changes, thin clear water, or pushy discharge should shift the plan toward edges, lighter pressure, or another nearby river.
When to skip
Skip the reach when special-rule boundaries are unclear, when releases make safe wading unrealistic, when low clear water concentrates pressure, or when winter ice and shelf edges make footing unsafe.
Local plan
Start with Pa-Co-Chu-Puk and Ridgway State Park context, then compare Billy Creek SWA and nearby access only after checking current rules and posted signs. Keep the day focused rather than chasing every visible bend.
Pressure
The best-known tailwater access draws anglers quickly because the productive water is compact. Early timing, careful approach, and shorter focused sessions usually help more than a larger fly box.
Access nuance
CPW sources support the public framework, but state-park rules, SWA boundaries, and private-land gaps still shape the day. Confirm the exact reach and signs before stepping in.
Backup water
If the Uncompahgre is crowded, icy, release-sensitive, or too technical for the day, compare the Upper Gunnison, Cimarron River, or Dolores River after checking current flow and access.
About the river
Setting, character, and why it fishes the way it does.
The Uncompahgre River flows north out of the San Juan Mountains through Ouray, Ridgway, and Montrose before joining the Gunnison River system.
Below Ridgway Reservoir, cold releases create a tailwater fishery that is very different from the higher-gradient mountain water upstream.
Pa-Co-Chu-Puk at Ridgway State Park is the best-known access anchor because it combines public access, managed trout water, and clear regulation boundaries.
Because this is a managed tailwater, a useful report needs current flow, release, and rule checks more than generic hatch advice.
Target species
Rainbow trout
A core target below Ridgway Reservoir, especially in riffles, runs, and deeper slots.
Brown trout
Present in the tailwater and useful to target near cover, banks, and low-light streamer water.
Cutthroat trout context
Possible in the broader drainage, but exact target guidance should stay tied to official reach information.
Small-stream trout upstream
Upstream mountain water fishes differently and should not be blended with the tailwater plan.
Reading the water
Low clear release
Use small flies, long leaders, and careful approaches to avoid lining fish.
Stable medium release
Nymph rigs and dry-droppers can cover riffles, seams, and deeper buckets.
Sudden release change
Step back, reassess wading, and avoid low banks or mid-channel positions.
Hot valley weather
Tailwater temperatures may stay cooler, but still check handling conditions before fishing hard.
Best seasons
Winter
Midges and small nymphs can work during mild windows if access and ice allow.
Spring
BWOs, midges, and stable releases make this a useful pre-runoff or runoff alternative.
Summer
PMDs, caddis, and terrestrial edges can matter, especially during lower-light periods.
Fall
Cooler weather, BWOs, and streamer windows can improve the tailwater plan.
Preferred flow source
Uncompahgre River below Ridgway Reservoir
RiverReports is the preferred chart source when coverage exists. When a matching USGS gauge exists, keep it open as the official backstop for station data and current hydrograph context.
USGS data chart
Official USGS trend
Streamflow over the latest USGS reporting window.
Latest
113 cfs
Jun 3, 6 PM UTC
Weather
River weather report
Weather can change wading safety, road access, water temperature, hatches, and the best time of day to fish.
Live forecast loads as you reach this section
This keeps the report fast while still using the official National Weather Service forecast point.
Hatches and flies
Hatch chart and fly picks
Winter
Midges
Zebra midge, black beauty, Griffith's gnat
Spring
BWOs, midges, caddis
RS2, BWO emerger, caddis pupa, pheasant tail
Summer
PMDs, caddis, terrestrials
PMD emerger, elk hair caddis, ant, small hopper
Fall
BWOs, midges, October caddis
BWO dry, zebra midge, soft hackle, small streamer
Small nymphs
Midge, RS2, pheasant tail, perdigon, scud, worm
Use for clear tailwater seams and technical fish.
Dry flies
BWO, PMD, caddis, Griffith's gnat, ant
Use when fish are feeding near the surface in softer edges.
Dry-droppers
Small chubby, parachute Adams, tungsten midge, perdigon
Use through pocket water and shallower riffles.
Streamers
Micro bugger, sculpin, leech, small baitfish
Use in higher releases, low light, or deeper bank cover.
Tactics
How to fish it
Start with Pa-Co-Chu-Puk and exact CPW rules before expanding the plan.
Use small indicators or dry-dropper rigs when water is low and clear.
Fish seams, plunge-pool tails, and banks rather than walking through them.
Stay ready for release changes below the reservoir.
Respect state park and SWA boundaries; public access is not continuous.
Rigging
Rod, leader, and setup notes
A 9-foot 4-weight or 5-weight is ideal for most tailwater work.
Carry 5X and 6X for small flies and clear water.
Use light split shot and adjust depth often.
Bring a few streamers for higher release or cloudy conditions.
Use traction because polished rocks and algae can be slick.
Access
Access and planning notes
Ridgway State Park / Pa-Co-Chu-Puk
Primary tailwater accessWade / float / trail
State park / wade / bank
When to pick it
Start here when stable releases and current park rules fit a technical trout session.
Caution
Confirm fees, signs, boundaries, and winter footing before fishing.
Billy Creek SWA
Secondary public accessWade / float / trail
SWA / wade / bank
When to pick it
Use it when the state-park area is crowded or the plan needs another CPW access anchor.
Caution
SWA boundaries and current rules still need to be checked on site.
Below Ridgway Reservoir gauge
Release and safety readWade / float / trail
Gauge / tailwater scout
When to pick it
Pick it before deciding whether the compact reach is safe enough to wade.
Caution
Release changes can alter a small technical reach quickly.
Ridgway State Park access can require a parks pass or fee.
No boating or tubing should be assumed in the Pa-Co-Chu-Puk fishing reach.
Private land and posted boundaries matter outside obvious public areas.
Dam releases can change quickly, so keep an eye on water level while fishing.
Regulations
Check before fishing
CPW lists special rules for the below-Ridgway tailwater reach, including artificial-only catch-and-release water in defined sections. Verify the current boundary language before fishing.
Primary base
Ridgway, Ouray, or Montrose
Best day style
State park tailwater, SWA access, road pullouts, and private-land gaps
Check first
Reservoir releases, state park rules, CPW special regulations, and weather
Safety
Sudden flow changes, cold water, slick rocks, private land, and storms
Gear
Helpful gear for this water
Tailwater nymph box
Small midges, mayfly nymphs, scuds, and worms cover most clear-water situations.
Light tippet
5X and 6X help in low clear water and technical lanes.
Wading traction
Useful on slick tailwater rock.
Weather layer
San Juan weather can change quickly even when the valley is warm.
Nearby water
Other water to research
Backup logic
High water
Compare the Upper Gunnison, Dolores, or another western Colorado water instead of forcing compact tailwater wading.
Heat
The tailwater can stay cooler, but fish early and shorten trout handling during hot afternoons.
Cold or ice
Avoid shelf ice, slick banks, and tight exits when winter footing is questionable.
Access issue
Use state park or CPW-confirmed access only; pivot if boundaries, fees, or signs are unclear.
Cimarron River
A higher-country Gunnison-area option when you want smaller water.
Dolores River
Another western Colorado release-dependent tailwater and canyon plan.
Upper Gunnison River
A larger nearby system with broader public-access planning.
FAQ
Fast answers
Is Uncompahgre River fishable today?
Uncompahgre River looks very fishable right now. The live score is 96/100, based on current flow, weather, public alerts, and the report's planning context. Recheck the linked gauge and forecast before leaving because conditions can change quickly after rain, heat, access changes, or flow swings.
What flow is best for Uncompahgre River?
Use the RiverReports Ridgway chart and USGS 09147025 together. Stable releases make the best technical window; sudden changes, thin clear water, or pushy discharge should shift the plan toward edges, lighter pressure, or another nearby river.
When should I skip Uncompahgre River?
Skip the reach when special-rule boundaries are unclear, when releases make safe wading unrealistic, when low clear water concentrates pressure, or when winter ice and shelf edges make footing unsafe.
Is Uncompahgre River safe to wade right now?
The fishability score is not a wading guarantee. Wade only where your chosen access has safe edges, clear footing, legal entry, and no forced crossings; high, rising, stained, or storm-affected water should be treated conservatively.
What reach does this Uncompahgre report cover?
It focuses on the Ridgway Reservoir tailwater and Pa-Co-Chu-Puk access, with broader nearby context.
Is this a good runoff backup?
Often yes, because it is a tailwater, but release changes and park access still need to be checked.
Which flies should I carry?
Small midges, BWOs, PMDs, caddis, scuds, worms, and a few small streamers are the core box.
What is the main safety issue?
Sudden flow changes below Ridgway Reservoir and slick tailwater footing are the big concerns.
Sources
Source set for this report
Reviewed 2026-05-31