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Due Diligence
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Phase I ESA Checklist

Essential Due Diligence Guide

Comprehensive checklist covering all ASTM E1527-21 requirements for environmental site assessments.

  • Complete ASTM E1527-21 requirement checklist
  • Red flag indicators to watch for
  • Documentation request template
  • Timeline and budget planning guide
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Phase I ESA Checklist for New York & New Jersey Projects

Envicon Group applies this guidance daily on sites across the NY/NJ metro, from Manhattan high-rises and Brooklyn industrial redevelopments to Newark brownfields and Jersey City mixed-use transactions. Pair the due diligence guidance below with our local market expertise.

New York Coverage

NYC OER E-Designation projects, NYSDEC BCP enrollments, and five-borough Phase I/II ESAs.

New Jersey Coverage

NJDEP LSRP-driven remediation, ISRA transactions, and brownfield redevelopment from Hudson to Monmouth County.

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