See all 32 routes on Green River
Kentucky | Hart County / Mammoth Cave
Green River
Rio Carrydown Access to Dennison Ferry Carrydown
Check current paddling conditions for this Green River route, including water level, recent gauge trend, weather, and route details.
Route location
Loading the route snapshot. This usually takes a few seconds.

Need to know
Why this call
Safety
Route safety
Advanced routeThis route has hazards that can create serious consequences if missed or misjudged. Paddle only with appropriate skill, equipment, and current local information.
Safety details
Treat the full Rio-to-Dennison chain as a committed 33-mile route, not a casual same-day float; use shorter Green River family routes unless the group has the daylight, pace, and bailout plan for the distance.
- Use KDFWR's Munfordville band conservatively: below 300 cfs this route can become unreasonably slow, while above 600 cfs broad current, fresh wood, and the Mammoth Cave carry-down finish leave less margin.
- Keep stops and any overnight plan tied to verified public or legal support. Dennison Ferry is day-use only, and private banks downstream of Hart County access points should not be treated as general bailout or camping areas.
Conditions
Gauge history and hourly forecast
The top card is the quick read. This lower section keeps the longer gauge trend, gauge context, and hourly forecast together.
Gauge detail
Gauge history & hourly forecastDetailed view
Gauge note
Target band: 300 cfs to 600 cfs · Green River at Munfordville, KY
Gauge context
Use the Green River at Munfordville gauge. KDFWR rates 300 to 600 cfs as good for boating and fishing. Below that expect a slower, more consequential all-day trip; above that the broad current, wood, and park carry-down finish deserve extra caution.
Gauge
Recent trend
Checking preferred range.
Checking trend.
Gauge source
--Checking timestampMN DNR provides the current paddling level here, but not chart-ready recent samples.
Weather
Hourly forecast
Checking weather.
Loading today's forecast.
Next 8 hours
Short-route forecast
Checking the next several hours.
Route overview
Quick facts and what's next
Distance, difficulty, shuttle basics, and the near-term outlook before you commit to the drive.
Quick facts
Plan ahead
Upcoming outlook
These are early planning reads. Re-check live conditions before you commit to the drive.
Waiting on forecast.
Waiting on forecast.
Plan
Plan your trip
Launch points, shuttle details, distance, and access notes.
Route logistics
Access and shuttle
Launch at Rio Carrydown Access and take out at Dennison Ferry for a very long Green River route linking Hart County and Mammoth Cave. Use the Munfordville gauge and expect a slower, more consequential outing whenever the discharge sits below KDFWR's 300 to 600 cfs good band.
Prepare this trip
Take the plan with you
Download the canonical route, add a calendar hold, or send a simple float plan to your group.
Put-in
Rio Carrydown AccessRio is a carry-down-only access with unpaved parking and no amenities. Pack efficiently and avoid spreading gear onto adjacent private ground.
Take-out
Dennison FerryStovall Park lies on the corridor and is the clearest legal overnight support if you break this route into two days. It is not the finish for this slug.
Plan this segment
Access caveats and watch for
Access caveats
- Rio is a carry-down-only access with unpaved parking and no amenities. Pack efficiently and avoid spreading gear onto adjacent private ground.
- Stovall Park lies on the corridor and is the clearest legal overnight support if you break this route into two days. It is not the finish for this slug.
- Dennison Ferry is day-use only and finishes with a carry-down and carry-up park access rather than a simple motorboat ramp. Save real energy for the take-out.
- This route effectively combines the official Rio-to-Wilson, Wilson-to-Stovall, and Stovall-to-Dennison segments, so use the shorter Green River family routes instead if the group is not comfortable with a very long commitment.
Watch for
- Low water below 300 cfs, when this long route can become unreasonably slow for a same-day plan.
- High water above 600 cfs, when broad-river current, debris, and the Mammoth Cave finish become less forgiving.
- Fatigue, exposed sun, broad-river wind, limited bailout options, and reduced cell service closer to Mammoth Cave.
- Slippery footing at Rio and Dennison, plus any fresh strainers or floating debris after rain.
Route gallery
See this route on the water
Photos help show what the access looks like and what the route actually feels like on the water.

Score & sources
Why this score
See the gauge, weather, and source notes behind today's call.
Why this scoreToday's evidence strength is checking
Evidence strength mostly comes down to three things: how direct the active gauge is, how clear the range is, and how fresh the data is.
- Checking evidence-strength notes.
- Checking evidence cautions.
Data behind the scoreGauge, thresholds, and timing
These are the live readings and threshold notes behind today's score.
| Gauge site | Green River at Munfordville, KY |
| Discharge | Checking |
| Gauge height | Checking |
| 24h trend | Checking |
| 24h change | Checking |
| Current band | Checking |
| Rain last 24h | Checking |
| Rain last 72h | Checking |
| Air temp | Checking |
| Water temp | Checking |
| Wind | Checking |
| Gusts | Checking |
| Rain timing | Checking |
| Target band | 300 cfs to 600 cfs |
| Low threshold | 300 cfs |
| High threshold | 600 cfs |
| Evidence strength behind the range | Official data source |
| Gauge observed | Checking |
| Paddle Today updated | Checking |
| Main source behind this score | KDFWR recommended river levels for Green River at Munfordville |
| Gauge source | Checking |
| Weather source | Checking |
| Rainfall source | Checking |
NotesWhat to know before you go
These notes cover the access details, route quirks, and source caveats most likely to matter once you get there.
- Official route segmentRio to Dennison Ferry, about 33 mi
KDFWR's Hart County page lists Rio Carrydown Access to H.H. Wilson Park as 8 miles and H.H. Wilson Park to Stovall Park as 4 miles, while the Pool 6 page lists Stovall Park Ramp to Dennison Ferry as 21.0 miles, supporting a combined public float of about 33 miles.
- Official level band300-600 cfs good
KDFWR rates the Green River gauge at Munfordville as Low below 300 cfs, Good from 300 to 600 cfs, and High above 600 cfs.
- Put-in accessRio Carrydown Access, 37.3183, -85.7692
KDFWR identifies Rio as a free paved single-lane public access with unpaved parking, year-round availability, and no camping.
- Take-out accessDennison Ferry Carrydown, 37.2174, -86.0493
KDFWR identifies Dennison Ferry as a free day-use-only carry-down access inside Mammoth Cave National Park with unpaved parking and no camping.
- Live-gauge supportUSGS 03308500 at 2690 cfs / 6.60 ft
USGS Water Services returned same-day July 11, 2026 discharge and stage values for Green River at Munfordville during this run. The discharge is far above the KDFWR good band, so this route needs honest higher-water caution today.
- Camping supportStovall primitive camping on the corridor
KDFWR identifies Stovall Park as having seasonal camping, restrooms, and park amenities, making it the clearest legal overnight support on this otherwise private-bank corridor.
- Route characterBluffs, sandbars, broad pools, and park finish
KDFWR describes the Hart County Green River corridor as scenic and family-friendly with bluffs, islands, chutes, mild riffles, long deep holes, and sandbars, while Pool 6 adds the springs, caves, and Mammoth Cave park finish farther downstream.
Verify it yourselfCheck the source links
Use these links to double-check the gauge, route details, and access notes before you head out.
Paddler reports
Recent notes from paddlers
A few quick notes from people who were on this route recently.
Reports
Paddler reports
See recent photos and notes from people on the route.
Share your trip
Keep exploring
More routes to check next
Compare another stretch on this river, or jump to nearby options before you pick a plan.
Quick answers
Green River paddling FAQ
What water level is good for paddling Green River?
Paddle Today watches Green River at Munfordville, KY and treats 300 cfs to 600 cfs as the target band for this route, with weather and recent trend included in the final score.
Where does this Green River route start and end?
This route starts at Rio Carrydown Access and ends at Dennison Ferry, about About 33 mi on the water.
Is this Green River route good for beginners?
This is listed as a hard route. Treat the live score as a planning aid, then confirm conditions, hazards, access, and group skill before launching.
Flag a change
See something outdated?
Access, hazards, wood, and shuttle details change. Send a quick correction if something looks off.
