As of Friday, September 26, 2025, the following water quality updates have been issued:
- A Pet Advisory posted for Hamblin Pond, Marstons Mills will be removed due to acceptable water quality samples.
Current postings as of Friday, September 26, 2025:
Current Public Health Advisories
Parker Pond, Osterville
Current Pet Advisories
Round Pond, Marstons Mills
Crystal Lake, Cotuit
Schoolhouse Pond, Hyannis
Hinckley Pond, Barnstable
Aunt Betty’s Pond, Hyannis
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