How Healthy is Your Water?

Sippican River Snapshot

The Buzzards Bay Coalition does not calculate a Bay Health Index score for the Sippican River because it is a freshwater location. The Bay Health Index is only used to measure the health of coastal waters, including harbors, coves, and tidal rivers.

Supporting Data

Sippican River: Bates Road (Station HP1)
Nitrogen, dissolved oxygen, algae, and water clarity measurements taken from shore at the Bates Road bridge, just downstream from the fish ladder at the Leonard’s Pond dam. (41.747371, -70.803695)
Total Nitrogen
Dissolved Inorganic Nitrogen
Total Organic Nitrogen
Dissolved Oxygen
All Measurements
Average of Lowest 20%
Algal Pigments
Total Pigments
Water Clarity
Yearly Average
Sippican River: Hathaway Dam (Station HP3)
Nitrogen, dissolved oxygen, algae, and water clarity measurements taken from shore at the dam outlet. (41.733924, -70.794137)
Total Nitrogen
Dissolved Inorganic Nitrogen
Total Organic Nitrogen
Dissolved Oxygen
All Measurements
Average of Lowest 20%
Algal Pigments
Total Pigments
Water Clarity
Yearly Average

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.

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Top Stories on the Sippican River

Coalition continues legal efforts to stop Marion sewage lagoons from leaking nitrogen pollution

Because they aren’t lined at the bottom, these lagoons leak as much as 50,000 gallons of contaminated wastewater every day. The town must fix these leaking sewage lagoons and comply with state law.

Full Story ›
14 places around Buzzards Bay that we love

There’s a lot to explore — and love — around Buzzards Bay. Just in time for Valentine’s Day, we asked land trusts from Westport to Falmouth to share their favorite places.

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$350K Seaport Economic Council grant will support creation of Onset Bay Center headquarters

The Coalition and the town of Wareham have received a $350,000 grant from the Seaport Economic Council to restore the historic Onset Bathhouse to serve as the headquarters for the Coalition’s developing Onset Bay Center.

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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: