Where is Bowles Slough?

Bowles Slough is a lake in Rock Island County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.

Bowles Slough

Rock Island County, Illinois38 acresView map Directions

No nutrient or algae sampling on record from Illinois EPA for this lake.

Area

38 acres

Surface area

Shoreline

1.2 mi

Measured length

See the measurements Directions Where to stay

Bowles Slough in Rock Island County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 38 acres.

Loading map…

Bowles Slough is a 38-acre lake in Rock Island County, Illinois.

Source: EPA Water Quality Portal sampling records, Illinois EPA. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Bowles Slough is safe to swim in today is a call for the Illinois Environmental Protection Agency and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Compare swimming lakes near Cedar Rapids →

Get alerts for Bowles Slough →

Water quality measurements for Bowles Slough

These are the measurements Illinois EPA publishes for Bowles Slough, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. TSI undefined.

Ask about Bowles Slough

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

38 acres

Shoreline

1.2 mi

No bathymetric survey has been published for Bowles Slough, so its depth is not documented here.

Stays via Stay22

Stays near Bowles Slough

Compare lakeside cabins, hotels, and vacation rentals near Bowles Slough in Rock Island County, Illinois — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Bowles Slough

Prices for Oct 16–18, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Illinois’s top lakes →

Follow Bowles Slough’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Bowles Slough

→ Bowles Slough fishing regulations (limits, seasons, special rules)

Nearby Lakes in Rock Island County

George Lake4.2 ft clear · Eutrophic—View →Lake George—View →Karl Lake11.1 miView →Frye Lake11.6 miView →Shadow Lake14.1 miView →Lake Erie—View →

Frequently asked questions about Bowles Slough

Where is Bowles Slough?: Bowles Slough is a lake in Rock Island County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Bowles Slough?: Bowles Slough in Rock Island County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 38 acres.
Is Bowles Slough safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.