Where is Nahwatzel Lake?

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

How deep is Nahwatzel Lake?

Nahwatzel Lake has a maximum depth of 24 feet. The lake covers 280 acres.

Are there boat ramps on Nahwatzel Lake?

Nahwatzel Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Nahwatzel Lake. Public access is listed as yes.

Can I fish at Nahwatzel Lake?

Nahwatzel Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Washington's fish and wildlife agency, so check its current regulations before you go.

Nahwatzel Lake

Mason County, Washington280 acresView map Directions

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

Max depth

24 ft

Bathymetric survey

Area

280 acres

Surface area

Shoreline

3 mi

Measured length

Impaired · Mercury
24 ft max depth
Public access

See the measurements Directions Where to stay

Nahwatzel Lake in Mason County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 24 ft. Surface area: 280 acres.

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Nahwatzel Lake is a 280-acre lake in Mason County, Washington with a maximum depth of 24 feet. Limited fish-species data available. Public access is available with 1 public boat landing.

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

What Nahwatzel Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Nahwatzel Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.

Whether Nahwatzel Lake is safe to swim in today is a call for the Washington State Department of Ecology and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Nahwatzel Lake

These are the measurements Washington Ecology publishes for Nahwatzel 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 Nahwatzel Lake

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

Lake Details

Max depth

24 ft

Surface area

280 acres

Shoreline

3 mi

Public access

Yes

Listed by Washington Ecology

Recreation & Access

Boat Landings

Yes

Public Access

Nahwatzel LakePublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

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Stays near Nahwatzel Lake

Compare lakeside cabins, hotels, and vacation rentals near Nahwatzel Lake in Mason County, Washington — 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 Nahwatzel Lake

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Fishing Nahwatzel Lake

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

EPA Impairment Status

Nahwatzel Lake is officially listed as impaired under Clean Water Act §303(d) in the 2018 EPA reporting cycle (IR category 5).

Causes of impairment

Mercury

Designated uses not supporting: Fish consumption.

Source: EPA ATTAINS assessment unit WA17100104000582_001_001 · Official waterbody report

Nearby Lakes in Mason County

Lystair Lake6.1 miView →Lake Arrowhead7.5 miView →Lost Lake6.9 miView →Stump Lake9.8 miView →Lake Kokanee12.9 miView →Island Lake10.2 miView →

Frequently asked questions about Nahwatzel Lake

Where is Nahwatzel Lake?: Nahwatzel Lake is a lake in Mason County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of Nahwatzel Lake?: Nahwatzel Lake in Mason County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 24 ft. Surface area: 280 acres.
Is Nahwatzel Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Nahwatzel Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is Nahwatzel Lake?: Nahwatzel Lake has a maximum depth of 24 feet. The lake covers 280 acres.
Are there boat ramps on Nahwatzel Lake?: Nahwatzel Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Nahwatzel Lake. Public access is listed as yes.
Can I fish at Nahwatzel Lake?: Nahwatzel Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Washington's fish and wildlife agency, so check its current regulations before you go.