Cyanos Activity October 20

Reconsider activities and limit exposure to the water.

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.

The water clarity increased slightly to 1.7-1.8 meters throughout the whole lake with poorest clarity 1.75m and best clarity 1.9m.  Cyanobacteria numbers increased at Center Lake but remained about the same at North Bay.  The large Diatom; Melosira increased from 5K to 14K while other types of plankton; Greens, and Dinoflagellates, also increased in number.  Melosira causes the water to have a brownish color.  The water temperature of the whole lake from end to end and top to bottom was about 16.5 oC.  Dissolved oxygen was also fully replenished to all deeps including deepest water.

Bantam Lake, CT 2017 Cyanobacteria Cell Count and CT DPH 2017 Recreational Waters Category Guidelines (Green = Safe, Yellow = Caution, Red = Posted Advisory)
Bantam Lake, CT 2017 Secchi Depth
Data is collected and analyzed by Northeast Aquatic Research, who is contracted by Bantam Lake Protective Association.

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Weather Underground PWS KCTLITCH9

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