Mercer SWCD Tree Seedling Sale
Mercer SWCD’s annual tree seedling sale is underway. Order by the March 6, 2026 deadline. View the flyer for more info.VIEW FLYER
Grand Lake St. Marys State Park to Get New $2.5M Facility
A new $2.54 million mixed-use building will be built at Grand Lake St. Marys State Park to replace two old and deteriorating structures that no longer meet operational or visitor needs.Key details:The current camp store and park office are outdated, cramped, and in disrepair, prompting long-standing
Dirksen and Jacquemin Named Guardians of the Lake
The Lake Improvement Association presented Theresa Dirksen and Dr. Stephen Jacquemin with the Guardian of the Lake Award at its December 2025 member meeting.The Guardian of the Lake Award is presented to individuals who have taken extraordinary action to improve Grand Lake St. Marys, and both recipi
VIDEO: Grand Lake Furbearers
ODNR Wildlife Research Technician Neil Baker gave a presentation on beavers, muskrats, and other Grand Lake furbearers at the December 2025 Lake Improvement Association meeting. Watch the video and view the presentation below.VIDEOPRESENTATION
VIDEO: Natural Resources Updates Dec. 2025
Theresa Dirksen presents on ag and natural resources.Mercer County Ag & Natural Resources Director Theresa Dirksen offers an update at the December 2025 Lake Improvement Association meeting. Watch the video, view the presentation, and watch the H2Ohio TAP 2.0 video below.VIDEOPRESENTATIONH2Ohio TAP
VIDEO: Water Quality Updates Dec. 2025
Wright State University-Lake Campus Biology Professor Dr. Stephen Jacquemin offers an update at the December 2025 Lake Improvement Association meeting. Watch the video and view the presentation below.VIDEOPRESENTATION
VIDEO: Wetlands & Natural Resources Update – November 2025
LIA Trustee Brian Miller gave a wetlands and natural resources update provided by Mercer County Ag & Natural Resource Director Theresa Dirksen at the November 2025 Lake Improvement Association member meeting.
VIDEO: State Park & Dredging Updates – November 2025
Grand Lake St. Marys State Park Manager David Faler gave an update on the state park and dredging efforts at the November 2025 Lake Improvement Association meeting.
VIDEO: Grand Lake Trivia
Jerry “Jerrdog” Love asked trivia questions about Grand Lake St. Marys at the November 2025 Lake Improvement Association member meeting. Video and questions and answers below.Grand Lake Trivia1. What 19th-century waterway was Grand Lake St. Marys constructed to supply?Miami and Erie Canal.2. At the
LIA Scholarship Applications Available
The Lake Improvement Association is proud to again offer three $1,000 scholarships available to Wright State University-Lake Campus students studying water quality and related fields for the 2026-2027.Two of the scholarships are directly funded by the LIA, and the third scholarship – the Thomas Ramp
LIA Election Announcement
The Lake Improvement Association will hold its annual elections on Saturday, Dec. 6, 2025, at the December member meeting to be held at 10 a.m. at the Celina Moose.As required by the by-laws, the election committee will conduct the election for the following positions (current officers, trustees and
West Bank Shelter House Built
Huge thank-you to Tri-Star for constructing the West Bank Shelter House! This is part of a new recreation area on the West Bank of Grand Lake, which also features a new playground and ADA fishing dock. The project is nearing completion and a ribbon cutting will be held on a future date.
VIDEO: Grand Lake Water Quality Update – October 2025
Wright State University-Lake Campus Biology Professor Dr. Stephen Jacquemin offered a water quality update at the October 2025 Lake Improvement Association meeting. Video and PowerPoint below.VideoPowerPoint
VIDEO: GLSM State Park 2025 Recap
Grand Lake St. Marys State Park Manager David Faler offered a recap of 2025 improvements at the October 2025 Lake Improvement Association meeting.
VIDEO: Water Quality Updates – September 2025
WSU-Lake Campus Biology Professor Dr. Stephen Jacquemin's Sept. 2025 water quality update.Wright State University-Lake Campus Biology Professor Dr. Stephen Jacquemin offers a water quality update at the September 2025 Lake Improvement Association meeting.
VIDEO: Snakes of Grand Lake with Doug Wynn
Herpetologist Doug Wynn (and his Labrador retriever, River) discussed the snakes that can be found in and around Grand Lake at the September 2025 Lake Improvement Association meeting.ABOUT DOUG WYNN, HERPETOLOGISTDoug Wynn is a retired high school ecology teacher. As a result of his fourth grade tea
LIA Awards Scholarships to WSU Lake Campus Students
LIA awards 3 $1,000 scholarships to WSU students studying water quality.LIA Awards Scholarships to WSU Lake Campus StudentsThe Lake Improvement Association is proud to announce that we have awarded $1,000 scholarships to three Wright State University-Lake Campus students pursuing studies in water qu
Study: Beaver Creek Successes Underscore the Need for More Wetland Restoration
Read the full study and download the PDF.Wright State University Biology Professor Dr. Stephen Jacquemin and Mercer County Agriculture and Natural Resources Director Theresa Dirksen recently co-authored a study titled “Management of a restored wetland: challenges and lessons associated with the nutr
Celina Lake Festival Committee Donates $1,000 to LIA
The Celina Lake Festival Committee has donated $1,000 to the Lake Improvement Association in support of the West Bank Playground and Shelter House Project, slated for completion in September 2025.The funds were raised through AmphiCar rides at this year’s Lake Festival. After the event, the AmphiCar
Bar Stool Open 2025 Winners
Here are the winners from the 2025 Bar Stool Open. Thank you to everyone who participated and volunteered!Mini Golf1st Place: Over Par and Under the Influence (111)2nd Place/3rd Place (Tie): Sand Witches (117) & Strokin Daly (117)Pontoon Decorating1st Place: Dukes of Hazzard2nd Place: Twisted Teas a
VIDEO: Connection Between Miami & Erie Canal and Grand Lake
Steve Dorsten gave a presentation about the connection betwen the Miami & Erie Canal and Grand Lake at the August 2025 LIA member meeting. Video and PowerPoint below.
VIDEO: Water Quality Updates August 2025
Wright State University-Lake Campus Biology Professor Dr. Stephen Jacquemin offered a water quality update at the August 2025 Lake Improvement Association member meeting. Video and PowerPoint below.
Natural Resources Update – June 2025
Mercer County Ag & Natural Resources Director Theresa Dirksen offered an update at the June 2025 Lake Improvement Association meeting.
Grand Lake Tourism Update – June 2025
Grand Lake Region Visitors Center Director Matt Staugler offered an update on local tourism at the June 2025 Lake Improvement Association member meeting.