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LakeQuality

Fourth Saint John Pond

Somerset County, Maine194 acresView mapDirections

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

Max depth
23 ft
Bathymetric survey
Area
194 acres
Surface area
Shoreline
2.9 mi
Measured length
  • 23 ft max depth

Fourth Saint John Pond in Somerset County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 23 ft. Surface area: 194 acres.

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Fourth Saint John Pond is a 194-acre lake in Somerset County, Maine with a maximum depth of 23 feet (12-foot average).

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 Fourth Saint John Pond 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 Fourth Saint John Pond

These are the measurements Maine DEP publishes for Fourth Saint John Pond, 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.

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

Lake Details

Max depth

23 ft

Average depth

12 ft

Surface area

194 acres

Shoreline

2.9 mi

The depth above comes from a bathymetric survey of this lake, not from a regional estimate.

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Frequently asked questions about Fourth Saint John Pond

Where is Fourth Saint John Pond?

Fourth Saint John Pond is a lake in Somerset County, Maine. Its water-quality measurements are published by Maine DEP and shown on this page as reported.

What is the water quality of Fourth Saint John Pond?

Fourth Saint John Pond in Somerset County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 23 ft. Surface area: 194 acres.

Measurements on this page ↑

Is Fourth Saint John Pond safe to swim in?

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

Swimming on this page ↑

How deep is Fourth Saint John Pond?

Fourth Saint John Pond has a maximum depth of 23 feet and an average depth of 12 feet. The lake covers 194 acres.

Where this data comes from

Measurements for Fourth Saint John Pond come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.