Where is Lost Island Reservoir?

Lost Island Reservoir is a lake in Prairie County, Arkansas. Its water-quality measurements are published by Arkansas DEQ and shown on this page as reported.

Lost Island Reservoir

Prairie County, Arkansas258 acresView map Directions

No nutrient or algae sampling on record from Arkansas DEQ for this lake.

Area

258 acres

Surface area

Shoreline

2.6 mi

Measured length

See the measurements Directions Where to stay

Lost Island Reservoir in Prairie County, Arkansas has water-quality measurements published by Arkansas DEQ, shown here as reported. Surface area: 258 acres.

Loading map…

Lost Island Reservoir is a 258-acre lake in Prairie County, Arkansas.

Source: EPA Water Quality Portal sampling records, ADEQ. 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 Lost Island Reservoir is safe to swim in today is a call for the Arkansas Division of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Get alerts for Lost Island Reservoir →

Water quality measurements for Lost Island Reservoir

These are the measurements Arkansas DEQ publishes for Lost Island Reservoir, 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 Lost Island Reservoir

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

Lake Details

Surface area

258 acres

Shoreline

2.6 mi

No bathymetric survey has been published for Lost Island Reservoir, so its depth is not documented here.

Stays via Stay22

Stays near Lost Island Reservoir

Compare lakeside cabins, hotels, and vacation rentals near Lost Island Reservoir in Prairie County, Arkansas — 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 Lost Island Reservoir

Prices for Oct 9–11, 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 Arkansas’s top lakes →

Follow Lost Island Reservoir’s readings

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

Or email

Fishing Lost Island Reservoir

→ Lost Island Reservoir fishing regulations (limits, seasons, special rules)

Nearby Lakes in Prairie County

Aker Reservoir1.2 miView →Bull-Galloway Reservoir1.4 miView →Menett Reservoir2.6 miView →Peckerwood Lake—View →Wing Meade Reservoir—View →Hartz Reservoir—View →

Frequently asked questions about Lost Island Reservoir

Where is Lost Island Reservoir?: Lost Island Reservoir is a lake in Prairie County, Arkansas. Its water-quality measurements are published by Arkansas DEQ and shown on this page as reported.
What is the water quality of Lost Island Reservoir?: Lost Island Reservoir in Prairie County, Arkansas has water-quality measurements published by Arkansas DEQ, shown here as reported. Surface area: 258 acres.
Is Lost Island Reservoir safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.