As of Monday, September 15, 2025, the following water quality updates have been issued:

A Pet Advisory is removed from Aunt Betty’s Pond, Hyannis, due to acceptable levels of cyanobacteria in the lake.

Current postings as of Monday, September 15, 2025:

Current Public Health Advisories

Long Pond, Marstons Mills
Lovells Pond, Cotuit
Parker Pond, Osterville

 

 

 

 

 

 

Cyanobacteria Pet AdvisoryCurrent Pet Advisories
Schoolhouse Pond, Hyannis
Hinckley Pond, Barnstable
Shubael Pond, Marstons Mills

 

 

 

 

 

 

If you are interested in receiving more information about Cyanobacteria and locations monitored across Cape Cod, please view the Association to Preserve Cape Cod (APCC) 2025 Cyanobacteria Monitoring Map at https://apcc.org/our-work/science/community-science/cyanobacteria/ 

Thomas A. McKean, RS, CHO
Director of Public Health
TOWN OF BARNSTABLE