Where is Mineral Lake?

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

How deep is Mineral Lake?

Mineral Lake has a maximum depth of 35 feet. The lake covers 275 acres.

Are there boat ramps on Mineral Lake?

Mineral Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Lion's Den Park, Mineral Lake. Public access is listed as yes.

Can I fish at Mineral Lake?

Mineral Lake has 2 documented boat landings 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.

Mineral Lake

Lewis County, Washington275 acresView map Directions

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

Max depth

35 ft

Bathymetric survey

Area

275 acres

Surface area

Shoreline

3.2 mi

Measured length

35 ft max depth
Public access

See the measurements Directions Where to stay

Mineral Lake in Lewis County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 35 ft. Surface area: 275 acres.

Loading map…

Mineral Lake is a 275-acre lake in Lewis County, Washington with a maximum depth of 35 feet. Limited fish-species data available. Public access is available with 2 public boat landings.

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

What Mineral Lake is good for

From access and monitoring records, not editorial picks.

Boat launch2 documented ramps
Deep water35 ft surveyed max depth

Swimming conditions

No reading

Not rated

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

Whether Mineral 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.

Get alerts for Mineral Lake →

Water quality measurements for Mineral Lake

These are the measurements Washington Ecology publishes for Mineral 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 Mineral Lake

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

Lake Details

Max depth

35 ft

Surface area

275 acres

Shoreline

3.2 mi

Public access

Yes

Listed by Washington Ecology

Recreation & Access

Boat Landings

Yes

Public Access

Lion's Den ParkPublic
Mineral LakePublic

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

Stays via Stay22

Stays near Mineral Lake

Compare lakeside cabins, hotels, and vacation rentals near Mineral Lake in Lewis 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 Mineral Lake

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

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a trip? Cabins and lodging at Mineral Lake → · more Washington lake trips

Follow Mineral Lake’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Mineral Lake

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

Nearby Lakes in Lewis County

Granite Lake12 miView →Lake Scanewa—View →Riffe Lake—View →Cora Lake13.7 miView →Mayfield Lake—View →Blue Lake—View →

Frequently asked questions about Mineral Lake

Where is Mineral Lake?: Mineral Lake is a lake in Lewis County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of Mineral Lake?: Mineral Lake in Lewis County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 35 ft. Surface area: 275 acres.
Is Mineral Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Mineral Lake?: Mineral Lake has a maximum depth of 35 feet. The lake covers 275 acres.
Are there boat ramps on Mineral Lake?: Mineral Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Lion's Den Park, Mineral Lake. Public access is listed as yes.
Can I fish at Mineral Lake?: Mineral Lake has 2 documented boat landings 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.