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Long Lake Improvement Board
Orleans Township
Ionia County, Michigan

Welcome to the official informational website for the Long Lake Improvement Board in Ionia County, Michigan. Our mission is to provide comprehensive information about the board, meeting schedules, plant control measures, water quality updates, and general lake information.

PLANT CONTROL UPDATES

Stay informed regarding the latest plant control activities on Long Lake. Information about herbicide treatments, mechanical harvesting, and plant control more generally can be found in the plant control tab or by following the link below:

LAKE FACTS

Long Lake's physical characteristics and how the lake stacks up against other inland lakes in Michigan.

WATER QUALITY INFORMATION

Find general lake water quality information, learn about Long Lake’s unique characteristics, and explore up-to-date water quality reports—all in one place.

© 2026 Long Lake Improvement Board

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