Rocky Lake is a lake in Washington County, Maine. Its water-quality measurements are published by Maine DEP and shown on this page as reported.

How deep is Rocky Lake?

Rocky Lake has a maximum depth of 6.6 feet. The lake covers 36 acres.

Rocky Lake

Washington County, Maine36 acresView map Directions

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

Max depth

6.6 ft

Bathymetric survey

Area

36 acres

Surface area

Shoreline

1.2 mi

Measured length

7 ft max depth

See the measurements Directions Where to stay

Rocky Lake in Washington County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 6.6 ft. Surface area: 36 acres.

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Rocky Lake is a 36-acre lake in Washington County, Maine with a maximum depth of 7 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 Rocky Lake is safe to swim in today is a call for the Maine Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Rocky Lake

These are the measurements Maine DEP publishes for Rocky 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 Rocky Lake

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

Lake Details

Max depth

6.6 ft

Surface area

36 acres

Shoreline

1.2 mi

Stays via Stay22

Stays near Rocky Lake

Compare lakeside cabins, hotels, and vacation rentals near Rocky Lake in Washington County, Maine — 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.

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Fishing Rocky Lake

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

Nearby Lakes in Washington County

Sam Hill Lake4.2 miView →Montegail Pond6.5 miView →Peaked Mountain Pond6.3 miView →Hadley Lakes5.2 miView →Grover Lake7.2 miView →Pickerel Lake6 miView →

Frequently asked questions about Rocky Lake

Where is Rocky Lake?: Rocky Lake is a lake in Washington County, Maine. Its water-quality measurements are published by Maine DEP and shown on this page as reported.
What is the water quality of Rocky Lake?: Rocky Lake in Washington County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 6.6 ft. Surface area: 36 acres.
Is Rocky Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Rocky Lake?: Rocky Lake has a maximum depth of 6.6 feet. The lake covers 36 acres.