MassDEP has released the following guidance documents for public comment by the waste site cleanup community in Massachusetts. LSPA members are welcome to submit comments to the LSPA for inclusion in our comment letter or directly to MassDEP.

Characterization of Petroleum Contaminated Sites:
MassDEP has posted a new Public Comment Draft document for petroleum contaminated sites. The draft document is an update to the “Characterizing Risk Posed by Petroleum Contaminated Sites: Implementation of the MADEP VPH/EPH Approach,” dated October 31, 2002.

Access the guidance document here.

Comments can be provided as follows:

• To the LSPA: Email comments to [email protected] by August 10, 2026.
• To MassDEP: Send comments to John Fitzgerald, PE, MassDEP, 150 Presidential Way, Woburn, MA, 01801, or via email at [email protected], by August 21, 2026.

Risk Characterization Guidance, Chapters 11, 12 and 13:
The newest installment of the Risk Characterization Guidance chapters has been posted to our MCP Amendments webpage: Chapter 11: Method 3 Risk Characterization; Chapter 12: Imminent Hazard Evaluations; and Chapter 13: Risk of Harm to Safety and Public Welfare.

Access the chapters here.

Comments can be provided as follows:

• To the LSPA: Email comments to [email protected] by September 1, 2026.
• To MassDEP: Send comments to Greg Braun, MassDEP/ORS, 100 Cambridge Street, Suite 900, Boston, MA 02114, or via email at [email protected], by September 15, 2026.