The State of Ohio is posting algae warning signs at the beaches and boat ramps on Grand Lake St. Marys,

Watch video from the April 2022 Lake Improvement Association member meeting.

We are offering the public the opportunity to get their own free plant plugs to add beneficial vegetation to channels on Grand Lake St. Marys.

The Lake Improvement Association and Brew Nation in Celina teamed up to host the third annual Grand Lake Chili Cookoff

Student Council members from both schools presented the Lake Improvement Association with a check for $3,500 during halftime of the St. Marys-Celina varsity basketball game held on Feb. 18, 2022.

Video from the February 2022 Lake Improvement Association Member Meeting. 

Mercer SWCD is holding its annual tree sale! Check out the flyer, ordering form and tree descriptions below. Tree availability

Dance & fundraiser to benefit lake improvement efforts.

Video from the December 2021 Lake Improvement Association member meeting.

A recap of lake improvement successes during 2021.