Lake Martha
Snohomish County, Washington60 acresView mapDirections
No nutrient or algae sampling on record from Washington Ecology for this lake.
- 70 ft max depth
- Public access
Lake Martha in Snohomish County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 70 ft. Surface area: 60 acres.
Lake Martha is a 60-acre lake in Snohomish County, Washington with a maximum depth of 70 feet (33-foot average). 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 Lake Martha is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Deep water70 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Martha 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.
Water quality measurements for Lake Martha
These are the measurements Washington Ecology publishes for Lake Martha, 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 Lake Martha
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
70 ft
Average depth
33 ft
Surface area
60 acres
Shoreline
1.7 mi
Public access
Yes
Listed by Washington Ecology
Recreation & Access
- Lake MarthaPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Lake Martha
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Fishing Lake Martha
Nearby Lakes in Snohomish County
Frequently asked questions about Lake Martha
Where is Lake Martha?
- Lake Martha is a lake in Snohomish County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of Lake Martha?
- Lake Martha in Snohomish County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 70 ft. Surface area: 60 acres.
Is Lake Martha safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Lake Martha?
- Lake Martha has a maximum depth of 70 feet and an average depth of 33 feet. The lake covers 60 acres.
Are there boat ramps on Lake Martha?
- Lake Martha has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Martha. Public access is listed as yes.
Can I fish at Lake Martha?
- Lake Martha 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.
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Where this data comes from
Measurements for Lake Martha come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory