Flat River Reservoir (AKA Johnson's Pond) in Coventry will be treated to control invasive aquatic plants on Tuesday June 17th, 2025.

Swimmers, Anglers, and Boaters should avoid the pond during treatment and the public should keep pets from drinking the water for at least 3 days.

These treatments will not harm fish or other aquatic life and target specific invasive plants that negatively impact wildlife management and recreation in the pond.

Download Treatment Area Maps Below

2025_AIS_Treatment_Areas_for_Website.pdf