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New York DEC changes wetland mapping approach; Tompkins planners told to expect jurisdictional determinations and public confusion
Summary
Tompkins County planners were briefed on recent New York State wetland regulation changes: DEC will provide informational maps rather than rely solely on mapped wetlands for jurisdiction, maintains a 12.4-acre jurisdictional threshold that will fall to 7.4 acres in 2028, and has created new categories of wetlands of unusual importance.
Darby Kiley, speaking to the council as a Tompkins County planning and water-resources contact, outlined recent changes to New York State wetland regulations and the implications for municipal planners and code enforcement officers.
Kiley said the DEC now provides "informational" wetlands maps and no longer relies solely on mapped wetlands for jurisdictional determinations. She explained that regulation will continue to cover wetlands of 12.4 acres or larger now, with a planned reduction to a 7.4-acre threshold in 2028. Kiley also said DEC has defined 11 categories of…
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