New York State Insights
40 environmental consulting and engineering articles covering New York State projects, permits and cleanups.
NYSDEC DER-42 2026: The Emergency Response Vehicle Policy Open for Comment Until November 30, and Why DEC Guidance Documents Deserve Your Attention
NYSDEC DER-42 2026: Comment Deadline and Site ImpactsMeta description: NYSDEC’s proposed DER-42 policy is open for comment through November 30, 2026. Learn what it covers and how DEC guidance can affect Queens and NY/NJ sites.Status: Draft for review. Not published or scheduled. NYSDEC’s proposed DER-42 policy is open for public comment until November […]
NYSDEC Part 375 Revised Lead Cleanup Objectives 2026: Soil Screening, Import Fill, and Brownfield Redevelopment
A lead result on a Phase II report can change more than a remediation table. It can change the sampling plan, soil reuse strategy, excavation controls, disposal profile, construction schedule, and project budget. That is why developers, lenders, attorneys, and contractors need to separate three issues: The NYSDEC Part 375 amendments that became effective December […]
NYSDEC BCP Volunteer Certification 2026: Proving Appropriate Care Before Your Application Is Accepted
NYSDEC BCP volunteer applicants must now certify appropriate care, document eligibility, address the $50,000 entrance fee, and sequence certification with closing. As of September 1, 2026, NYSDEC expects every applicant seeking volunteer status under the New York State Brownfield Cleanup Program to do more than check a box. You must certify that you […]
NYSDEC Part 253 GHG Reporting Enforcement Discretion: New 2026-2028 Deadlines for New York Facilities
New York facility owners now have more time to meet several greenhouse gas reporting and monitoring obligations under 6 NYCRR Part 253. The New York State Department of Environmental Conservation issued an enforcement-discretion letter on July 31, 2026 that changes when DEC will begin enforcing selected deadlines. It does not repeal Part 253. It does […]
NYSDEC Part 375 Brownfield COC Compliance: QEP Certification and Field Documentation for NYC Developers
For New York brownfield developers, the path to a Certificate of Completion is not finished when excavation ends. Under the December 31, 2025 amendments to 6 NYCRR Part 375, the quality, timing, and professional responsibility behind your documentation matter as much as the physical cleanup. That has direct consequences for developers, lenders, attorneys, contractors, and […]
New York Construction Stormwater Permit GP-0-25-001: SWPPP Readiness for NYC and Downstate Projects
GP-0-25-001 is now the permit controlling New York construction stormwater readiness New York’s SPDES Construction General Permit GP-0-25-001 took effect on January 29, 2025, and remains effective through January 28, 2030. It replaced GP-0-20-001 and applies to qualifying construction activity across New York, including New York City, Westchester County, and the Hudson Valley. For most […]
NYSDEC Vapor Intrusion Guidance: 2026 Soil Vapor Sampling and Decision Matrix Updates for NYC Sites
For NYC and Lower Hudson Valley property transactions, vapor intrusion is no longer a late-stage technical issue. It can affect acquisition decisions, lender approval, building design, remediation budgets, and closing schedules. The current NYSDEC vapor intrusion guidance 2026 framework remains anchored in the New York State Department of Health’s 2006 Soil Vapor Intrusion Guidance, with […]
NYSDEC Extends Part 253 GHG Reporting Deadlines: The New Compliance Calendar for 2026-2028
On July 31, 2026, the New York State Department of Environmental Conservation issued an enforcement discretion letter affecting several early deadlines under 6 NYCRR Part 253, Mandatory Greenhouse Gas Reporting. The change follows legislative amendments to the Climate Leadership and Community Protection Act, or CLCPA. It gives regulated entities more time to submit emissions reports, […]
NYSDEC Pesticide Rule Revisions and the Birds and Bees Protection Act: The December 2026 Neonic Deadline
York’s Birds and Bees Protection Act reaches its next major compliance date on December 31, 2026. On that date, the state will prohibit the use of pesticides containing imidacloprid, thiamethoxam, and acetamiprid on outdoor ornamental plants and turf, subject to limited exceptions. The NY neonicotinoid ban 2026 […]
NYSDEC Part 375 Six Months In: QEP Certification, Field Deviations, and What It Takes to Keep a COC
Effective December 31, 2025, NYSDEC amended 6 NYCRR Part 375, the framework governing New York’s Environmental Remediation Programs. Six months into implementation, the practical message for developers is straightforward: A brownfield project now needs better field control, stronger documentation, and a QEP who can stand behind every […]
NYSDEC’s New DACAT Tool: What New York Developers Need to Know
New York developers now have another factor to account for during environmental review: the New York State Department of Environmental Conservation’s Disadvantaged Community Assessment Tool, or DACAT. DACAT does not replace a Phase I ESA, Phase II investigation, SEQR review, or project-specific impact analysis. It does something […]
NYSDEC Part 375 Soil Cleanup Objectives: Where PFAS Rulemaking Stands in 2026
For over five years, New York’s remediation community has been operating in a state of "regulatory limbo" regarding Per- and Polyfluoroalkyl Substances (PFAS). We’ve navigated a thicket of interim guidance documents, draft policies, and sampling protocols, all while waiting for the New York State Department of Environmental Conservation (NYSDEC) to codify formal Soil Cleanup Objectives […]