2023 Long Island Sound Beach Report

This report is designed to provide the public and local officials with a three-year analysis of publicly available data on water quality conditions at our swimming beaches from 2020-2022. This analysis shows how Sound beaches rank when measured against the criteria for safe swimming and indicates how wet or dry weather influences these conditions.

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2022 Long Island Sound Report Card

Our 2022 Report Card features grades for 53 bays and bay segments from around the Sound. We bring the results to elected officials, environmental agencies, and the general public as part of our ongoing work to catalyze improvements in ecosystem health and promote restoration projects and investments.

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2021 Long Island Sound Beach Report

This report is designed to provide the public and local officials with a three-year analysis of publicly available data on the water quality conditions at our swimming beaches from 2018 to 2020. This analysis shows how our beaches rank when measured against the criteria for safe swimming and indicate how wet or dry weather influences these conditions.

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2020 Long Island Sound Report Card

For the first time, in addition to open-water testing, the biennial report includes water quality grades and findings for 50 bays and bay segments in the Long Island Sound. The report revealed surprising results, raising concern about the current ecological health of local bays and their resilience in the face of warming trends and ongoing pollution from Sound communities.

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2019 Long Island Sound Beach Report — UPDATED NOV 2020

Save the Sound's 1st Beach Report! This report is designed to provide the public and local officials with a three-year analysis of publicly available data on the water quality conditions at our swimming beaches from 2016 to 2018. This analysis shows how our beaches rank when measured against the criteria for safe swimming and indicate how wet or dry weather influences these conditions.

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2018 Long Island Sound Report Card

The Long Island Sound Report Card tracks and publicizes the ecological health of Long Island Sound. Every other year, Save the Sound assembles water monitoring data and, using an assessment methodology designed for the Report Card, scores water quality in five regions of Long Island Sound. We bring the results to elected officials, environmental agencies, and the general public as part of our ongoing work to catalyze improvements in ecosystem health and promote restoration projects and investments.

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2017 New York City Nitrogen Report: East River and Long Island Sound

The landmark study, authored in collaboration with University of Connecticut Professor Jamie Vaudrey, examines the health of New York City-area waterways—the East River and Long Island Sound—where $1 billion has been invested to tackle nitrogen pollution. Excess nitrogen (often from treated sewage) depletes oxygen in the water and causes “dead zones” that lead to fish die-offs. High nitrogen levels also fuel toxic and nuisance algae blooms and deterioration of coastal marshes that protect shoreline communities from storm surges.

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2016 Long Island Sound Report Card

The Long Island Sound Report Card tracks and publicizes the ecological health of Long Island Sound. Every other year, Save the Sound assembles water monitoring data and, using an assessment methodology designed for the Report Card, scores water quality in five regions of Long Island Sound. We bring the results to elected officials, environmental agencies, and the general public as part of our ongoing work to catalyze improvements in ecosystem health and promote restoration projects and investments.

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