Iowa | Eastern Iowa

Wapsipinicon River

Allen's Grove Access to Gambril Access

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Start with the verdict, current conditions, route plan, and quick facts before you commit to the drive.

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DifficultymoderateThe split is roughly the second half of the 21-mile Sherman-to-Gambril route. It is shorter than the full section but still has lower-river side channels, log tangles, private banks, and rural rescue exposure.
PermitsNone notedNo route-specific paddling permit is known. Follow posted county access rules, Iowa boating/PFD rules, and private-property limits.
CampingOptions nearbyAllen's Grove allows no camping and Gambril has no bathrooms. Use separate campground plans or legal exposed sandbars only when safe and locally appropriate.
SeasonMay-SepLate spring through early fall is the practical lower-Wapsi window. The south-fork lower route can carry more water than upstream splits; use fresh De Witt readings and on-site checks before relying on the upstream model.

Dial in the shuttle, distance, and access.

Use this section once the route looks viable and you need to turn it into an actual trip plan.

Access, shuttle, and map

Launch at Allen's Grove and paddle the lower half of the DNR Sherman-to-Gambril family, stopping before the separate Gambril-to-McCausland reach.

Start

Put-in

Allen's Grove AccessOpen map

Allen's Grove is a public boat-ramp access with no camping. Keep staging compact and use posted public areas only.

Finish

Take-out

Gambril AccessOpen map

Gambril is DNR-documented with a cement ramp and eddy but no bathrooms; the coordinate is a practical ramp anchor from mapped route references and must be confirmed from land.

Pulling access map tiles. Usually under 5 seconds.

Access caveats and watch for

Access caveats

  • Allen's Grove is a public boat-ramp access with no camping. Keep staging compact and use posted public areas only.
  • Gambril is DNR-documented with a cement ramp and eddy but no bathrooms; the coordinate is a practical ramp anchor from mapped route references and must be confirmed from land.
  • The lower route carries more water on the south fork than the north fork, so use the De Witt reading and an on-site check before relying on upstream Anamosa thresholds.

Watch for

  • Dead-log tangles on outside bends and side-channel route-finding mistakes.
  • Private cabin banks, broad sandbars, and low-water dragging away from the main current.
  • High/rising water that increases current, hides logs, and reduces usable eddies at Gambril.

Check the data behind today's call.

Use this section when the page shows stale data, limited confidence, or a call you want to verify before driving.

Read quality
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Tomorrow and weekend

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Gauge, thresholds, and timing

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

Gauge siteWapsipinicon River near Anamosa, IA
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Target band200 cfs to 2,800 cfs
Low threshold200 cfs
High threshold2,800 cfs
Data confidence behind the rangeLocal route guidance
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Main source behind this scoreCanWePaddle lower Wapsipinicon Anamosa-to-Oxford range
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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.

  • Official route familySherman Park to Allen's Grove to Gambril, 21 mi

    Iowa DNR lists Sherman Park to Allen's Grove Accesses to Gambril Access as a 21-mile lower-Wapsipinicon section.

    Source

  • Access qualityAllen's Grove and Gambril ramps

    Iowa DNR says Allen's Grove has a cement ramp and eddy, and Gambril Access has a cement ramp pointed downriver with a nice eddy.

    Source

  • Lower-river gauge contextScott County links Wapsipinicon water levels to USGS 05422000

    Scott County's Wapsi recreation page links Wapsipinicon River water levels to the De Witt USGS gauge for this lower Bends-to-Beaches corridor.

    Source

  • Current gauge checkAnamosa 1,920 cfs / 7.13 ft; De Witt 2,270 cfs / 8.02 ft

    USGS Water Services returned current Wapsipinicon values at 2026-07-24 07:15 CDT for Anamosa and 07:30 CDT for De Witt during this run.

    Source

  • Threshold model200 to 2,800 cfs

    CanWePaddle supplies the accepted lower-Wapsi Anamosa-to-Oxford model; this downstream split uses it conservatively with mandatory local checks and De Witt corroboration rather than a new invented range.

    Source

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Wapsipinicon River paddling FAQ

What water level is good for paddling Wapsipinicon River?

Paddle Today watches Wapsipinicon River near Anamosa, IA and treats 200 cfs to 2,800 cfs as the target band for this route, with weather and recent trend included in the final score.

Where does this Wapsipinicon River route start and end?

This route starts at Allen's Grove Access and ends at Gambril Access, about About 10 mi on the water.

Is this Wapsipinicon River route good for beginners?

This is listed as a moderate route. Expect more planning than an easy float, and use the live score, route notes, and source links before committing.

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