New Jersey Insights — Page 4
214 environmental consulting and engineering articles covering New Jersey projects, permits and cleanups.
PFAS in Biosolids: New NY/NJ Rules Reshaping Land Application
As of August 2026, PFAS in biosolids is no longer a future compliance issue for New York and New Jersey wastewater operators, agricultural users, municipalities, and environmental counsel. It is an active sampling, reporting, and land-management issue. The regulatory picture is not identical in both states: New York has interim PFAS thresholds that can restrict […]
NJDEP Historic Fill Guidance: When the Ground Under Your Project Isn’t Natural
A site can look clean at the surface and still contain decades-old construction debris, ash, brick, dredge material, or other imported soil beneath it. That material may qualify as historic fill under New Jersey Department of Environmental Protection (NJDEP) guidance. For developers, construction managers, and contractors, the distinction matters. Treating historic fill like ordinary clean […]
Phase I ESA Cost in NYC & NJ: What You’re Really Paying For in 2026
A Phase I ESA is often treated as a line item in a real estate budget. That’s a mistake. In New York City and New Jersey, the right Phase I Environmental Site Assessment can protect a closing, support lender approval, and give you a clear path to the next step. The wrong one can create […]
Phase II Environmental Site Assessment NJ: Scope, Sampling, and Realistic Costs
A Phase II Environmental Site Assessment answers the question a Phase I ESA cannot: is contamination actually present, where is it located, and how could it affect your project? For developers, investors, contractors, and lenders in New Jersey, that answer directly affects acquisition decisions, financing, design, permitting, and construction risk. A poorly scoped investigation can […]
NJDEP’s New RAP System: Consolidated Permits, Electronic Filing, and What LSRPs Must Know
Effective February 17, 2026, the New Jersey Department of Environmental Protection (NJDEP) changed how Remedial Action Permits are submitted, reviewed, modified, and maintained. The change is more than an updated form. NJDEP has moved to a consolidated RAP system that covers soil, groundwater, and indoor air. It also created five Focused RAP categories for qualifying […]
PFAS Remediation Costs in NY & NJ: What GAC, IX, and Foam Fractionation Actually Run
PFAS remediation cost is never a single number. Anyone giving you a fixed price before reviewing the water chemistry, flow rate, PFAS profile, and treatment endpoint is guessing. For developers, investors, and municipal or utility managers in New York and New Jersey, that guess can become an expensive surprise. A treatment system that looks reasonable […]
NJ Brownfield Tax Credit: The 2026 Reboot and How to Position Your Project
New Jersey’s Brownfields Redevelopment Incentive Program is not accepting new applications today. That does not mean the opportunity has disappeared. It means the program is being rebuilt. Following legislation signed on September 4, 2024: P.L. 2024, c.061: the New Jersey Economic Development Authority is developing new implementing rules. NJEDA expects those rules to be released […]
NJDEP Formally Adopts PFAS Site Remediation Standards: Numerical Cleanup Levels for PFOA, PFOS, PFNA, and GenX
On June 15, 2026, the landscape of New Jersey real estate development and environmental compliance shifted fundamentally. The New Jersey Department of Environmental Protection (NJDEP) formally adopted final enforceable site remediation standards for four prominent per- and polyfluoroalkyl substances (PFAS): PFNA, PFOA, PFOS, and GenX (HFPO-DA). What was previously a murky world of interim criteria […]
SWPPP Services in NJ & NY: What a Stormwater Plan Actually Has to Cover
A stormwater plan is not a permit-form attachment. It is the operating plan for keeping sediment, fuel, concrete washout, debris, and other pollutants from leaving your construction site. In New Jersey, the plan is commonly referred to as a Stormwater Pollution Prevention Plan (SPPP) in NJDEP materials. In New York, it is generally called a […]
NJDEP Formally Adopts PFAS Site Remediation Standards: Numerical Cleanup Levels for PFOA, PFOS, PFNA, and GenX
On June 15, 2026, the landscape of New Jersey real estate development and environmental compliance shifted fundamentally. The New Jersey Department of Environmental Protection (NJDEP) formally adopted final enforceable site remediation standards for four prominent per- and polyfluoroalkyl substances (PFAS): PFNA, PFOA, PFOS, and GenX (HFPO-DA). What was previously a murky world of interim criteria […]
NJDEP REAL Rules Legacy Period: Proposed One-Year Extension to July 2027
The New Jersey Department of Environmental Protection (NJDEP) recently issued a proposal that has sent ripples through the development community: a one-year extension of the "legacy period" for the Resilient Environments and Landscapes (REAL) rules. Originally slated to expire on July 20, 2026, the NJDEP is now proposing to move that finish line to July […]
Vapor Intrusion Mitigation Cost in NYC & NJ: Sub-Slab Depressurization System Pricing
Published August 12, 2026 · 8-minute read If you’re budgeting a vapor intrusion remedy in New York City or New Jersey, the first number you’ll find online may be misleading. A basic residential radon-style system can cost a few thousand dollars. A regulated vapor intrusion mitigation system for a commercial, multifamily, or mixed-use building can […]