Where is Turtle Creek Lake?

Turtle Creek Lake is a lake in Sullivan County, Indiana. Its water-quality measurements are published by IDEM and shown on this page as reported.

Turtle Creek Lake

Sullivan County, Indiana1,558 acresView map Directions

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

Area

1,558 acres

Surface area

Impaired · Impaired biota (cause unknown)

See the measurements Directions Where to stay

Turtle Creek Lake in Sullivan County, Indiana has water-quality measurements published by IDEM, shown here as reported. Surface area: 1558 acres.

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Turtle Creek Lake is a 1,558-acre lake in Sullivan County, Indiana.

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

What Turtle Creek Lake is good for

From access and monitoring records, not editorial picks.

Big water1,558 acres

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Turtle Creek Lake is listed impaired under Clean Water Act §303(d) (IR 5) for impaired biota (cause unknown), pCBs, temperature. Check local advisories before you swim.

Whether Turtle Creek Lake is safe to swim in today is a call for the Indiana Department of Environmental Management and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Turtle Creek Lake

These are the measurements IDEM publishes for Turtle Creek Lake, 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 Turtle Creek Lake

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

Lake Details

Surface area

1,558 acres

No bathymetric survey has been published for Turtle Creek Lake, so its depth is not documented here.

Stays via Stay22

Stays near Turtle Creek Lake

Compare lakeside cabins, hotels, and vacation rentals near Turtle Creek Lake in Sullivan County, Indiana — 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 Turtle Creek Lake

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Follow Turtle Creek Lake’s readings

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Fishing Turtle Creek Lake

→ Turtle Creek Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Turtle Creek Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Impaired biota (cause unknown)PCBsTemperature

Designated uses not supporting: Aquatic life, Fish consumption.

Source: EPA ATTAINS assessment unit INB11P1028_00 · Official waterbody report

Nearby Lakes in Sullivan County

Old Channel Lake7.9 miView →Lake Sullivan8.5 miView →Lake Sullivan9 miView →Thunderbird Pond12 miView →Motorboat Lake—View →Reservoir Number Twenty-six15.7 miView →

Frequently asked questions about Turtle Creek Lake

Where is Turtle Creek Lake?: Turtle Creek Lake is a lake in Sullivan County, Indiana. Its water-quality measurements are published by IDEM and shown on this page as reported.
What is the water quality of Turtle Creek Lake?: Turtle Creek Lake in Sullivan County, Indiana has water-quality measurements published by IDEM, shown here as reported. Surface area: 1558 acres.
Is Turtle Creek Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Turtle Creek Lake is listed impaired under Clean Water Act §303(d) (IR 5) for impaired biota (cause unknown), pCBs, temperature. Check local advisories before you swim.