Wisconsin | Wausau Area

Big Rib River

Amco Park to County Highway A

Check current paddling conditions for this Big Rib River route, including water level, recent gauge trend, weather, and route details.

Route location

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Distance4.3 mi
DifficultyEasy
Typical timeAbout 2 hr to 2.5 hr
ShuttleCar or bike
The Marathon City Bridge spans the Big Rib River in Marathon County, Wisconsin.
River contextBig Rib River at Marathon City Bridge river-level photo — not necessarily this exact reach.Photo by Historic American Engineering Record

Need to know

Why this call
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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 history & hourly forecastDetailed view

Recent trend

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Hourly forecast

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Short-route forecast

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Quick facts and what's next

Distance, difficulty, shuttle basics, and the near-term outlook before you commit to the drive.

DifficultyeasyWRT describes mostly brisk current, riffles, and light rapids no harder than Class I. Treat it as a moving-water day rather than a lake float, especially near low branches.
PermitsNone notedNo route-specific paddling permit is known. Follow Marathon County park rules at Amco Park, use legal parking at Highway A, and avoid private-bank stops.
CampingDay tripTreat this as a day trip. Amco Park has picnic and restroom facilities but no on-route river camping is documented for this segment.
SeasonApr-OctThis segment can work at lower flows than the Rib Dells, but riffles become bumpy below the floor and high water makes low branches, snags, and the bridge take-out more consequential.

Upcoming outlook

These are early planning reads. Re-check live conditions before you commit to the drive.

TomorrowChecking

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WeekendChecking

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Plan your trip

Launch points, shuttle details, distance, and access notes.

Access and shuttle

Launch from Marathon County Amco Park and take out at County Highway A for an easier Big Rib segment below the Rib Dells. The direct Rib Falls gauge is currently below the selected low-water floor.

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Start

Put-in

Amco Park Big Rib River access
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Amco Park is a public Marathon County park with Big Rib River access, fishing access, picnic facilities, potable water, and vault toilets.

Finish

Take-out

County Highway A Big Rib bridge access
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Highway A is a bridge-area take-out with a faded path and limited shoulder or snowmobile-drive parking. Confirm the pull-off before launching.

Plan this segment

Skip map

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End of map
Access caveats and watch for

Access caveats

  • Amco Park is a public Marathon County park with Big Rib River access, fishing access, picnic facilities, potable water, and vault toilets.
  • Highway A is a bridge-area take-out with a faded path and limited shoulder or snowmobile-drive parking. Confirm the pull-off before launching.
  • Do not turn this into an unplanned continuation toward Rib Falls; the downstream route requires a mandatory take-out above the falls.

Watch for

  • Low branches and strainers in brisk Class I current.
  • Bumpy riffles below the selected low-water floor.
  • High or rising water that makes bridge access, snags, and private-bank exposure harder to manage.

Why this score

See the gauge, weather, and source notes behind today's call.

Read quality
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Gauge inputChecking

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Weather inputChecking

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Next stepChecking

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Today'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.
Gauge, thresholds, and timing

These are the live readings and threshold notes behind today's score.

Gauge siteBig Rib River at Rib Falls, WI
DischargeChecking
Gauge heightChecking
24h trendChecking
24h changeChecking
Current bandChecking
Rain last 24hChecking
Rain last 72hChecking
Air tempChecking
Water tempChecking
WindChecking
GustsChecking
Rain timingChecking
Target band201 cfs to 300 cfs
Low threshold100 cfs
High threshold501 cfs
Evidence strength behind the rangeLocal route guidance
Gauge observedChecking
Paddle Today updatedChecking
Main source behind this scoreWisconsin River Trips Big Rib - Amco Park depth guide
Gauge sourceChecking
Weather sourceChecking
Rainfall sourceChecking
What to know before you go

These notes cover the access details, route quirks, and source caveats most likely to matter once you get there.

  • Route shapeAmco Park to Highway A, 4.3 mi

    Wisconsin River Trips lists the exact route, distance, gradient, shuttle, access notes, current, and hazards.

    Source

  • Public put-inAmco Park access to Big Rib River

    Marathon County lists Amco Park as a 39-acre public park with Big Rib River access, fishing access, picnic facilities, potable water, and vault restrooms.

    Source

  • Gauge ladder201-300 cfs target; 501+ not casual

    WRT ties the Amco route to the Big Rib at Rib Falls gauge and publishes route-specific bands from very low through very high.

    Source

  • Current gauge check47.9 cfs / 2.03 ft at 2026-07-17 07:00 CDT

    USGS Water Services returned same-day Big Rib at Rib Falls values below the selected low-water floor during this run.

    Source

Check the source links

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Big Rib River paddling FAQ

What water level is good for paddling Big Rib River?

Paddle Today watches Big Rib River at Rib Falls, WI and treats 201 cfs to 300 cfs as the target band for this route, with weather and recent trend included in the final score.

Where does this Big Rib River route start and end?

This route starts at Amco Park Big Rib River access and ends at County Highway A Big Rib bridge access, about 4.3 mi on the water.

Is this Big Rib River route good for beginners?

This is listed as an easy route, but conditions still matter. Check today's score, water level, weather, and access notes before you go.

See something outdated?

Access, hazards, wood, and shuttle details change. Send a quick correction if something looks off.