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Cedar River — Waverly to Janesville: River Level Today — Can You Paddle It?

Class I10 mi · ~4 hrCedar RiverIowa

Verdict · updated Aug 27, 5:45 PM UTC

Good to paddle

Levels are within the typical runnable range for this section.

Estimated range

913 cfs

1.8 ft gauge height

USGS gauge 05458500

Runnable 2503,000 cfs

913 cfs, within the runnable range of 250 to 3,000 cfs
02503,0003,550

What this means today

At 913 cfs the Cedar River is sitting in the middle of the 250 cfs–3,000 cfs range for this reach, with 663 cfs of margin to the nearer edge — the most forgiving part of the window on the numbers alone.

Over the last 24 hours it has barely moved, 913 cfs to 913 cfs. Daily means over the past 7 days have run between 900 cfs and 1,250 cfs, 28% lower at the end of the week than the start.

Paddling Waverly to Janesville

Cedar River at Waverly to Janesville is a 10-mile Class I run in Iowa — easygoing moving water with light riffles and nothing technical. Most paddlers put in at Waverly and take out at Janesville, a trip that runs about 4 hours at a relaxed pace.

Whether it's worth the drive comes down to flow. This section generally paddles well at 250–3,000 cfs (a conservative estimate — see our methodology). Much below that and the Cedar River gets low and bony, so you end up scraping gravel and walking the shallows; well above the top of the range it turns fast, cold and pushy, which is a more serious day than most casual boaters want. We read USGS gauge 05458500 about every 30 minutes and compare the live number to that window, so the verdict at the top of this page reflects conditions right now rather than a monthly average.

Flows here are usually most dependable May–September. Spring can run high after rain or snowmelt, and late summer often drops too low to float well — but the gauge always beats the calendar, so check today's reading before you go.

7-day flow trend

3,0002503,27502026-08-20Today
Daily mean flow (cfs), past 7 days. Shaded band = runnable range.

Section facts

Difficulty
Class I
Length
10 mi
Float time
~4 hr
Best months
May–September
Put-in
Waverly
Take-out
Janesville

Reading USGS gauge 05458500 — Cedar River at Janesville, IA · runnable range is an estimate (see methodology)

FAQ

What water level is good for paddling Cedar River — Waverly to Janesville?
This section is generally runnable at 250–3,000 cfs (a conservative estimate — see our methodology). Below that it gets too low and bony; well above the top of the range it becomes pushy and then dangerous. We compare the live USGS reading to that range to produce today's verdict.
How do I check Cedar River levels?
We read USGS gauge 05458500 — the same public data USGS publishes — about every 30 minutes and compare it to the runnable range for this reach. You can also view the raw gauge yourself at waterdata.usgs.gov.
Is Cedar River — Waverly to Janesville good for beginners?
This section is rated Class I. At good levels it suits confident beginners and up, but it can have riffles or small rapids. Scout anything you can't see, and stay off it at high water.
When is the best time to paddle Cedar River here?
Typically May–September, when flows are most reliable for this section. Spring can run high after rain or snowmelt; late summer can drop too low. Always check today's gauge reading rather than assuming.
How long does it take to float Cedar River — Waverly to Janesville?
This reach is about 10 miles, roughly 4 hours at a relaxed pace. Higher water is faster; low water and headwinds are slower. Add time for stops.

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