Mr. Arnold focuses his practice on environmental litigation arising under both federal and state laws, with particular emphasis on litigation involving the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) and the New Jersey Spill Act. He has significant experience assisting clients on matters related to environmental investigations, Industrial Site Recovery Act (ISRA) applicability and compliance, New Jersey Department of Environmental Protection (NJDEP), reporting obligations, and enforcement issues specific to the United States Environmental Protection Agency (USEPA) and NJDEP.


  • Litigation under both federal and state laws related to the spill, discharge, and/or migration of hazardous substances into the environment, including large-scale document review, drafting of, and response to, discovery, and motion practice
  • Negotiation of settlement agreements between private parties

  • Work with environmental consultants to ensure the proper investigation and remediation of contaminated sites


  • Seton Hall University School of Law (J.D.)
  • University of St. Andrews (Scotland, United Kingdom) (M.A.)

Professional Activities

American Bar Association
Co-Chair of the Young Lawyers Subcommittee, Environmental Litigation Section

Professional Admissions

  • State of New Jersey
  • State of New York

Publications & Features


Selected to the New Jersey Super Lawyers Rising Stars list, Environmental Litigation
No aspect of this advertisement has been approved by the Supreme Court of New Jersey. A description of the selection process methodology for the awards referenced is available at gibbonslaw.com/awards/.