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The Climate Litigation Database

Guardians of Flushing Bay v. New York City Department of Environmental Protection

About this case

Filing year
2026
Status
Memorandum of law filed in support of petition.
Docket number
702957/2026
Court/admin entity
United StatesState CourtsNew York Supreme Court (N.Y. Sup. Ct.)
Case category
State Law Claims (US)State Impact Assessment Laws (US)
Principal law
United StatesNew York State Environmental Quality Review Act (SEQRA)
At issue
Lawsuit challenging a determination that a project involving construction of chlorination and dichlorination facilities to treat combined sewer overflow discharges to Flushing Creek would not result in significant adverse environmental impacts.
Topics
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Documents

Filing Date
Document
Type
Topics 
Beta
02/15/2026
Memorandum of law filed in support of petition.
In their memorandum of law, the petitioner organizations claimed that the negative declaration failed to take a hard look at the project’s potential significant adverse impacts, including the project’s “ability to function safely and effectively in the face of the impacts of climate change, particularly more frequent and intense precipitation events” and storms exacerbated by the effects of sea level rise.
Brief
02/15/2026
Amended petition filed.
Three environmental organizations filed a lawsuit in New York State Supreme Court challenging the New York City Department of Environmental Protection’s issuance of a negative declaration under the State Environmental Quality Review Act for a project involving construction of chlorination and dichlorination facilities to treat combined sewer overflow (CSO) discharges to Flushing Creek at two outfalls.
Petition

Summary

Lawsuit challenging a determination that a project involving construction of chlorination and dichlorination facilities to treat combined sewer overflow discharges to Flushing Creek would not result in significant adverse environmental impacts.

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Group
Topics
Policy instrument
Risk
Just transition
Economic sector
Adaptation/resilience
Finance