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News Grid

June 8, 2026 0

Boat Busters of Grand Lake (Video)

Meet Chris Monroe & Andrew Vogel - the Boat Busters of Grand Lake.

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June 8, 2026 0

Natural Resources Update June 2026 (Video)

Grand Lake natural resources updates wtih Theresa Dirksen.

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May 8, 2026 0

Study: Water Quality Improvements from Prairie Creek wetlands

Wright State University-Lake Campus professor Dr. Stephen Jacquemin, Mercer County Ag & Natural Resources Director Theresa Dirksen, and colleagues recently

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May 7, 2026 0

Latest Microcystin Levels

Latest microcystin numbers from Grand Lake St. Marys (from 5/6/2026).

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May 6, 2026 0

May 2026 Water Quality Update (Video & PPT)

Wright State University-Lake Campus Biology Professor Dr. Stephen Jacquemin provided a water quality update at the May 2026 LIA meeting.

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May 6, 2026 0

VIDEO: Grand Lake Rec Club President Brad Fisher

Grand Lake Recreation Club President Brad Fisher gave a presentation about the Rec Club’s lake projects at the May 2026

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May 6, 2026 0

2026 Pontoon Winner Announced

Our 2026 Pontoon Raffle winner is ticket #334 Brooke Brown.

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April 20, 2026 0

LIA Trustee Brian Miller Talks Grand Lake on Diving In Podcast (Listen Now)

Lee Keaser sits down with Brian Miller of the Lake Improvement Association for a conversation about the lake.

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April 6, 2026 0

VIDEO: World Champion Hydroplane Driver Tony Black

Hydroplane driver Tony Black – a six-time national champion and world champion who pilots one of the fastest boats in

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March 24, 2026 0

Help Finish the All Abilities Playground

The All Abilities Playground for the East Bank at Grand Lake St. Marys is here, and we’re just one step

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Our Mission

The purpose of the Lake Improvement Association is to make improvements to GLSM and its facilities and promote a clean and healthy lake for the general public’s use.

Meetings

Attend a Meeting at:

The Celina Moose Lodge #1473
First Saturday of each month at 10:00 A.M.

Contact Us

Lake Improvement Association

P.O. Box 118 Montezuma, Ohio 45866

info@lakeimprovement.com

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