July 7, 2021, 5:00 p.m.


  • Loop Beach is now re-opened to swimming.  Enterococci levels have reduced.  This beach now meets the Massachusetts Bathing Beach regulations.
  • Shubael’s Pond has experienced increased concentrations of Cyanobacteria therefore ‘Warning Level’ signs are being posted. 
  • Bearses Pond has experienced a reduction in Cyanobacteria concentrations; therefore the ‘Pet Advisory’ signage is being removed. 
  • Lovell’s Pond remains closed to swimming due to high levels of Cyanobacteria.  

CLOSED     No Swimming

Lovell’s Pond, Marstons Mills 

• Moderate health risks for adults

• Higher risk for babies and small children

• Highest risks for pets

 Warning Level 

Long Pond, Marstons Mills

Long Pond, Centerville

Shubaels Pond

 Pet Advisory Level

Parker’s Pond

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