As of Thursday, August 7, 2025, at 2:36 PM, the following water quality updates have been issued:
- Pet Advisory signage will be posted at Lake Wequaquet, Centerville within 24 hours due to the presence of scums and increased levels of cyanobacteria in samples.
Current postings as of Thursday, August 7, 2025:

Remaining/Current Public Health Advisories
Long Pond, Marstons Mills
Schoolhouse Pond, Hyannis
Remaining/Current Pet Advisories
Lake Wequaquet, Centerville
Parker Pond, Osterville
Lovells Pond, Cotuit
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