Lake Martha
Lake in Washington · 70 acres · near Warm Beach
Lake Martha has 1 boat ramp listed as public.
Past algal blooms
Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2024 to 2026.
state reports compiled by U.S. EPA · checked October 18, 2026
Depth contours in feet from Washington Ecology; deepest point about 70 ft. Lake levels and bottoms change; not for navigation.
Launches
- Lake Martha Boat Launch · Boat ramp · near Warm Beach