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Lake Onota Preservation Association is an organization of volunteers. Our mission is to work with the City of Pittsfield and other partners to keep Onota Lake ecologically healthy, naturally beautiful, and recreationally valuable for all users for generations to come.



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March 4, 2024

What are those Blobs floating in our lake? Ophrydium!

As you are enjoying time on Onota lake or another area lake, you might observe some jelly-like, greenish-brownish ‘blobs’ floating in the water. They are often ‘baseball-sized and may be…
March 4, 2024

Event Information Coming Soon

Watch this page for information on upcoming events!
Zebra MusselsBulletins
April 5, 2024

Zebra Mussel Alert!

How boaters can help! Download the above PDF.  

LOPA is a voluntary, charitable, scientific, and educational organization working to preserve Onota Lake.