Department of Environmental Protection Docket 2026-P184 Proposed Rule

me-2026-P184: 06-096 C.M.R. Ch. 418, Solid Waste Management Rules: Beneficial Use of Solid Wastes

Comment Period Closed

Public comment closed · opened August 12, 2026.

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Summary

In this rulemaking, the Department intends to update Appendix A of Chapter 418 (“Appendix A”) to reflect the current allowed levels of chemicals in waste to be permitted at beneficial use sites. Appendix A’s screening levels for waste are derived using the standard risk assessment methodology described in the U.S. Environmental Protection Agency’s Regional Screening Levels (“RSLs”) for Chemical Contaminants at Superfund Sites (last updated March 13, 2026). Acceptable risk levels were set at one-half the risk standard used by the Department for clean up of sites contaminated with hazardous s...

The agency’s own summary, as published.

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