2025 Naiad Treatment Update

Spiny Naiad treatment areas have been identified.  Areas not on the map below with Spiny Naiad will be dived and plants manually extracted leading up to the treatment date.  

Please take notice that property owners  in the dark areas of the 2025 Treatment Map will be receiving an abutter notice for herbicide treatment to be conducted on Monday, Aug 11, 2025.  

The following temporary water use restrictions apply to all intakes within 200 feet of the treatment areas, drawing water for drinking or irrigation purposes, and to all wells and points within 50 feet of the treated areas:

  • No swimming for 6 hours following treatment, within 200 feet of treated areas.
  • Do not use this water for livestock/domestic animal consumption for 1 day, within 200 feet of treated areas
  •  Do not use this water for drinking, irrigation or for mixing sprays for turf or landscape ornamental plants for 3 days
  • Do Not Use this water for irrigation to food crops or for mixing sprays for agricultural or production ornamental plants for 5 days

The shoreline will be posted with signs warning of the temporary water use restrictions that will be imposed immediately prior to treatment. If you have any questions concerning this treatment, contact Pete Beisler at SŌLitude Lake Management, 590 Lake Street, Shrewsbury, MA 01545, Telephone 508-865-1000, email NewHampshire@SolitudeLake.com. Please give the divers a wide berth to ensure their safety.