The lake will be open to swimmers all other days from 10 a.m. until 8 p.m.
The Metropolitan District Commission, which runs the lake, says it regrets any inconvenience the new hours will cause, but says the changes are necessary to ensure the safety and security of recreational users.
Related Content: Connecticut lifeguards gear up for swimming season
State environmental officials say many swimming areas are having a tough time finding enough qualified lifeguards.
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