Lopez Lake
Reservoir in California · 614 acres · near Arroyo Grande
Lopez Lake has 2 boat ramps listed as public.
Past algal blooms
Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2018, 2020 to 2022 and 2025.
state reports compiled by U.S. EPA · checked October 18, 2026
Launches
- Lopez Lake Regional Park Boat Launch Facility · Boat ramp · near Arroyo Grande
- Lopez Lake- Mallard Cove · Boat ramp · near Arroyo Grande
Community
Where people who fish, boat and paddle Lopez Lake talk about it. Lake associations, clubs and local groups will be added as we find them.
Wikidata: Q6676191