Lake Ralphine
Reservoir in California · 18 acres · near Santa Rosa
Lake Ralphine has 1 boat ramp listed as public.
Past algal blooms
Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2019, 2022 and 2026.
state reports compiled by U.S. EPA · checked October 18, 2026
Launches
- Howarth Park - City of Santa Rosa · Boat ramp · near Santa Rosa
Wikidata: Q6477481