Harmful Cyanobacteria Pet Advisory signage will be posted within 24 hours at Shubael’s Pond due to increasing microcystin growth rates and biomass.

  Pet Advisory signage will be removed from Bearses Pond, Gooseberry Pond, and Lake Wequaquet within 24 hours due to decreased microcystin growth rates and low biomass.

Warning Level

Long Pond, Marstons Mills

Pet Advisory Level

Shubael Pond
Lovells Pond
Parker Pond (Osterville)

To see a map with all monitored ponds and other town’s ponds – check out the Cyanomap at APCC at: