Environmental Rules in Southampton, NY (2026)
5 verified environmental rules for Southampton, New York, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Chapter 285 makes any construction project that disturbs an acre or more of land in the Town of Southampton get a Stormwater Management Officer-approved pollution prevention plan before any building permit or Planning Board sign-off, tying local approval to the state SPDES construction permit.
Southampton Stormwater Management Rules
Significant RestrictionsSouthampton Town Code § 285-5; § 285-9A(1)
LAND DEVELOPMENT/REDEVELOPMENT ACTIVITY Construction activity, including clearing, grading, excavating, soil disturbance, or placement of fill that results in land disturbance of equal to or greater than one acre, or activities disturbing less than one acre of total land area that is part of a larger common plan of development or sale, even though multiple separate and distinct land development...
Erosion Control
Construction sites in the Town of Southampton must follow the New York State erosion and sediment control standards, and a qualified inspector has to walk the site at least once every seven days while soil disturbance is underway, twice every seven days once the site tops five disturbed acres.
Southampton Erosion & Sediment Control
Significant RestrictionsSouthampton Town Code § 285-8A(2); § 285-10C(2)
The New York State Standards and Specifications for Erosion and Sediment Controls, hereafter referred to as the "Erosion Control Manual," in its most recent version (including applicable updates), also commonly known as the "Blue Book." ... For construction sites where soil disturbance activities ... are ongoing, the qualified inspector shall conduct a site inspection at least once every seven ...
Flood Zones
Any construction or development within a Southampton flood hazard zone shown on FEMA's maps needs a Town floodplain development permit under Town Code § 169-11A, administered outside the incorporated villages by the Town Building Inspector as local administrator.
Southampton Floodplain Development Permit
Some RestrictionsSouthampton Town Code § 169-11A
A. Purpose. A floodplain development permit is hereby established for all construction and other development to be undertaken in areas of special flood hazard in this community for the purpose of protecting its citizens from increased flood hazards and insuring that new development is constructed in a manner that minimizes its exposure to flooding. It shall be unlawful to undertake any developm...
Boat Dock Permits
In the Town of Southampton outside the villages, no one may erect, alter, enlarge, or demolish a dock, bulkhead, pile, or similar shoreline structure in Town waters without a permit from the Board of Trustees of the Freeholders and Commonalty. Permits run one year, require surveys and plans, and carry a nonrefundable inspection fee before the Trustees will issue them.
Southampton Trustees' Dock Permit Requirements
Significant RestrictionsSouthampton Town Code § A340-47
§ 47. Permits required; application procedure; issuance; inspections. A. No person shall engage in any of the following activities in Town waters or the bottoms of the Town waters or the bay beach area or ocean beach area as defined herein unless authorized by a permit issued by the Board of Trustees of the Freeholders and Commonalty of the Town of Southampton: ... (3) Erect, construct, reconst...
Flood Elevation Requirements
In the Town of Southampton outside the villages, new and substantially improved homes in AE flood zones must have the top of the lowest floor built at least two feet above the base flood elevation shown on the Town's FEMA-issued Flood Insurance Rate Maps under Town Code Chapter 169.
Southampton Base Flood Elevation Rule
Some RestrictionsSouthampton Town Code § 169-16
§ 169-16. Residential structures (except coastal high-hazard areas). ... A. Elevation. ... The following standards apply to new and substantially improved residential structures located in areas of special flood hazard, in addition to the requirements in § 169-14B, Subdivision and development proposals; § 169-14C, Encroachments; and § 169-15, Standards for all structures: (1) Within AE Zones ne...
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County ordinances apply to unincorporated areas and may supplement Southampton city rules.
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