How Healthy is Your Water?

Penikese Island Snapshot

90
out of 100
Bay Health Index (5-year average)
poor
fair
good
90
90
out of 100

Supporting Data

Penikese Island: Penikese Island School (Station PN1)
Nitrogen, dissolved oxygen, algae, and water clarity measurements taken from Penikese Island School dock. (41.44841, -70.920721)
Total Nitrogen
Dissolved Inorganic Nitrogen
Total Organic Nitrogen
Dissolved Oxygen
All Measurements
Average of Lowest 20%
Algal Pigments
Total Pigments
Water Clarity
Yearly Average
Bay Health data is funded in part by the Massachusetts Environmental Trust.
secondary sponsor logo

Volunteer

Become a Baywatcher

Help the Buzzards Bay Coalition keep an eye on the health of the water in your community. Become a Baywatcher, and you can volunteer as a "citizen scientist" on the water this summer.

Read More ›

Top Stories on Penikese Island

Experience a Prescribed Burn at Penikese Island

What's it like to participate in a controlled burn? Land Stewardship Assistant Mary Doucette walks us through her firsthand experience on Penikese Island.

Full Story ›
Coalition seeding new scientific investigations into Bay restoration with broad publication of 27-year water quality record

The first 28 years of Baywatchers water quality data has been published in the international scientific journal, Scientific Data, improving access to the information for researchers around the world.

Full Story ›
A guide to Buzzards Bay islands you can explore

Though they may not have palm trees or coconuts, these 12 islands around Buzzards Bay do have beautiful views, fascinating histories, and exciting adventures to take on.

Full Story ›

Working to Save Buzzards Bay

The Buzzards Bay Coalition is a membership-supported organization dedicated to improving the health of the Buzzards Bay ecosystem for all through education, conservation, research, and advocacy.

We work to protect clean water on the Bay and on the land: