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Cyanos Activity August 11

Water is clean for recreation.
Disclaimer: The information presented below reflects conditions throughout the lake and may differ from conditions on specific shorelines. For information regarding beach closings please contact the Torrington Area Health District or local town officials.

Water clarity at both the Center Lake and North Bay increased by slightly more than 0.5meters to average 3.1 meters.  Lake-wide Secchi disk depth ranged between of 2.8 – 3.2 (only 2 of 14 stations had clarity <3m).   Total cyanobacteria numbers remained at about the same level but 1) No Anabaena was present, and 2) all Aphanizomenon and Woronichnia cells were dead.  Small clusters of Gleocapsa appeared in North Bay but none was seen in Center Lake Station.   Dissolved oxygen concentrations at the surface throughout the lake were normal, between 8.0 mg/L and 8.5 mg/L, representing a saturation level only slightly above 100% (ranged between 101.9% and 106.8%).  Percent saturation of dissolved oxygen just…

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