07/25/2023 MASHPEE-WAKEBY LAKE MANAGEMENT COMMITTEE Minutes

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tl I Mashpee - Wakeby Lake Management Committee July 25,2023 7:00 PM Mashpee Town Hall Meeting called by: Debi McManus Type of meeting: Monthly Secretary: Barbara B. Nichols Attendees: Members: Barbara Nichols, Paul Bibo Guests: The minutes of the June 27 2023 meeting were accepted as written after a motion by Paul Bibo and second by Debi McManus. Agenda topics [Agenda topic 1] Lake level/River outflow Discussion: Debi did the lake measurements on July Is'and 16"'. The were 55.4 and 55.2 feet above sea level. There were 13 inches of water were flowing over the board closest to the lake both times. On the 1 st. there were 12 inches of water in the stream and 13 inches on the 16th. The new metal gauge by DPW decreased from 13 to 12.5 inches during this time period. Barbara measured 7.32 inches of rain in her gauge from mid- June to mid-July. Levels were reported to Drew in Conservation. Barbara emailed Drew about the gauge being dirty and difficult to read. He emailed back on July 6th that he had cleaned the gauge and widened the path. _.... ... _..... ------------ _ ........ Conclusions: The water levels have decreased slightly despite increased precipitation. [Agenda topic 2] Cyanobacteria in Mashpee Wakeby Discussion: The recent cyanobacteria bloom lasted a total of 26 days, especially lingering in Wakeby Lake. It is hoped the scientists doing the lake study will be able to shed some light on the cause of the bloom occurring at the end of June the past 2 years. The lake is looking clearer and tests in levels safe for pets and swimming. ............... ..... _..........._w-_.. _ w......... ... ......_. . _ ...__ __.. _ _. _ ...._..._ .._........ . ..... ...... Conclusions: The cyanobacteria outbreak lasted longer this year and was more widespread.