200 Main Street, Hyannis, MA. 02601

Beach Closures



Cyanobacteria Update 8-28-17


(These observations are based on our inspection of high risk Barnstable ponds with public or semi-public beaches.  Ponds without public access are not monitored until a bloom is reported by residents. )




No-Bottom, Cotuit (no public access)

Schoolhouse, Hyannis-port (no public access)









Advisory: Toxic algae is present, but has not collected into a film on the surface. Pond shows slight discoloration. Can easily see through water. Low to minimal health risks to people, higher risks for pets.

Warning: Toxic algae has started to collect and form a film on the surface. Pond shows slight to moderate discoloration. Can see through water, but water is cloudy. Low to moderate health risks for people, higher risks for pets.


Closure: Toxic algae has collected and formed a thick film on the surface (looks like soup or paint). Pond shows extreme discoloration. Cannot see through water at all. Moderate to severe health risks for people, higher risks for pets.



For more information: http://www.freewebs.com/toolkitbarnstable/



General Information


Regulatory Services Director
Richard V. Scali
Health Director
Thomas Mckean
P 508-862-4644
F 508-790-6304
E Health
8:30a.m. to 4:30p.m.
200 Main Street
Hyannis, MA. 02601

Public Records
Ann Quirk
Public Records Request
P 508-862-4644
200 Main Street
Hyannis, MA. 02601


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