Where is Thetis Lake?

Thetis Lake is a lake in Kenai Peninsula County, Alaska. Its water-quality measurements are published by Alaska DEC and shown on this page as reported.

How deep is Thetis Lake?

Thetis Lake has a maximum depth of 11 feet. The lake covers 47 acres.

Thetis Lake

Kenai Peninsula County, Alaska47 acresView map Directions

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

Max depth

11 ft

Bathymetric survey

Area

47 acres

Surface area

11 ft max depth

See the measurements Directions Where to stay

Thetis Lake in Kenai Peninsula County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Maximum depth: 11 ft. Surface area: 47 acres.

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Thetis Lake is a 47-acre lake in Kenai Peninsula County, Alaska with a maximum depth of 11 feet.

Source: EPA Water Quality Portal sampling records, your state environmental agency. 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 Thetis Lake is safe to swim in today is a call for the Alaska Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Thetis Lake

These are the measurements Alaska DEC publishes for Thetis 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 Thetis Lake

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

Lake Details

Max depth

11 ft

Surface area

47 acres

Lake Size & Watershed

Watershed (drainage) area

0 sq mi

HydroLAKES / HydroSHEDS

Shoreline

1.3 mi

HydroLAKES / HydroSHEDS

Elevation

135 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).

Stays via Stay22

Stays near Thetis Lake

Compare lakeside cabins, hotels, and vacation rentals near Thetis Lake in Kenai Peninsula County, Alaska — 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 Thetis Lake

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

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Fishing Thetis Lake

→ Thetis Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Kenai Peninsula County

Dogbone Lake0.8 miView →Char-Vic Lake0.5 miView →Island Lake0.8 miView →Parsons Lake1.1 miView →Wik Lake1.5 miView →Tirmore Lake1.7 miView →

Frequently asked questions about Thetis Lake

Where is Thetis Lake?: Thetis Lake is a lake in Kenai Peninsula County, Alaska. Its water-quality measurements are published by Alaska DEC and shown on this page as reported.
What is the water quality of Thetis Lake?: Thetis Lake in Kenai Peninsula County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Maximum depth: 11 ft. Surface area: 47 acres.
Is Thetis Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Thetis Lake?: Thetis Lake has a maximum depth of 11 feet. The lake covers 47 acres.