Lake Winona Improvement Association

Learn about cyanobacteria and how to protect our lakes at a community forum on Wednesday, June 18, 2025, from 6:00 PM – 7:30 PM at the Meredith Community Center. This event is organized by the Meredith Cyanobacteria Committee, with support from the Waukewan Watershed Advisory Committee (WWAC), Windy Waters Conservancy, Meredith Neck Islands Alliance, Winnisquam Watershed Association, and the Lake Winnipesaukee Alliance. Please complete this form to RSVP for the event. The evening will feature a presentation by Laura Diemer…

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The June meeting will be held on Saturday, June 22 at 9:00am on Zoom.  The link for the meeting will be emailed the week before. The meeting agenda is as follows (additional items may be added): President’s Welcome (Bill Kobertz, LWIA President) Secretary’s Report (Linda Barnes, LWIA Secretary) Treasurer’s Report (Jay Buckley, LWIA Treasurer) Appropriations Approval (Jay Buckley) Election of Officers for 2024-2026 Term & Current Committee Vacancies (Nora Foster, LWIA VP) Lake Host Program (Nora Foster) August 10 Meeting/Potluck…

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We took a sample down today and the warning/advisory has been lifted.  The text from the NHDES reads: The cyanobacteria WARNING (ADVISORY) that was issued on 3 August 2023 has been REMOVED for Winona Lake, New Hampton / Center Harbor as of today 3 August 2023. The sample reviewed from today had a low density of 5,500 cells/mL of Dolichospermum. While the bloom accumulation has dissipated, NHDES advises that lake-goers look out for green surface accumulations in the future. Please…

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On Thursday, July 27, a possible cyanobacteria bloom appeared on the shoreline.  A sample was collected and taken to NHDES in Concord.  Based on a positive result, we received the following from NHDES: A cyanobacteria WARNING (ADVISORY) has been issued for Winona Lake, New Hampton / Center Harbor. The bloom was first reported today 27 July, appearing as green clouds of material along shorelines. See the image attached, taken 27 July. Samples collected and reviewed on 27 July had cyanobacteria…

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The LWIA June meeting was held on June 24th via zoom, you can review the summary and full minutes on the Meeting Minutes page.  We have 2 loon chicks this year and they are doing fine so far.  The water quality reports for the end of last year as well as June of this year are available on the Water Quality over time page.  We are planning our August in person LWIA meeting on August 19th at 9 am at…

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We received the water testing results back from the NHDES for our 8/16/22 testing.  Due to some DES internal tech issues they were unable to provide results for e.Coli and Phosphorus.  In general we’re in about the same place as previous years, though conductivity has an ongoing increased trend.  We’re awaiting the full write up from the NHDES and we’ll post that when available.  The August specific results are available here and the long term graph with these results are…

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