Long Island Sound Sees Notable Gains in Water Quality

WHO:

CT Mirror - Save The Sound, a nonprofit organization focused on environmental protection, released the report.

WHAT:

CT Mirror - Water quality in Long Island Sound improved from 2023 to 2025 due to wastewater treatment and infrastructure upgrades.

WTNH - The 2026 Long Island Sound Report Card indicates that nearly every section of the Sound's open waters is improving or maintaining strong water quality grades.

WHERE:

CT Mirror - Long Island Sound, which spans Connecticut and New York.

WHEN:

WTNH - The 2026 Long Island Sound Report Card was released in 2026.

WHY:

CT Mirror - The improvements in water quality are attributed to wastewater treatment and infrastructure upgrades in Connecticut and New York.

HOW:

CT Mirror - The improvements were achieved through specific upgrades to wastewater treatment facilities and related infrastructure.

(UPDATED September 23, 2026 00:00 UTC)

Save The Sound, a nonprofit organization dedicated to environmental protection, has released the 2026 Long Island Sound Report Card, highlighting significant improvements in water quality. The report indicates that nearly every section of Long Island Sound, which spans Connecticut and New York, is either improving or maintaining strong water quality grades, thanks to upgrades in wastewater treatment and infrastructure. These enhancements have contributed to better water quality from 2023 to 2025, showcasing the positive impact of these environmental efforts.