summary
Introduced
02/27/2025
02/27/2025
In Committee
02/27/2025
02/27/2025
Crossed Over
Passed
Dead
Introduced Session
194th General Court
Bill Summary
Relative to combined sewer overflows. Environment and Natural Resources.
AI Summary
This bill addresses combined sewer overflows (CSOs) by establishing new regulations for wastewater management in Massachusetts. The bill defines key terms such as "Combined Sewer System" (a single-pipe system that carries both sanitary wastewaters and stormwater), "Combined Sewer Overflow" (discharge from this system into water bodies), and "Publicly Owned Treatment Works" (municipal wastewater treatment infrastructure). Starting January 1, 2035, the bill prohibits untreated Combined Sewer Overflows during 25-year 24-hour storm events or smaller storm events within the Massachusetts Water Resources Authority's sewer service areas. The Department of Environmental Protection is required to develop regulations within 18 months, including defining the specific storm event parameters and establishing minimum treatment standards for Combined Sewer Overflows, which must include removing solids and deactivating bacteria. The bill aims to improve water quality by ensuring that wastewater is properly treated before being released into water bodies, with provisions to adapt to changing climate conditions and technological advancements.
Committee Categories
Agriculture and Natural Resources
Sponsors (2)
Last Action
Reporting date extended to Wednesday, March 18, 2026 (on 12/24/2025)
Official Document
bill text
bill summary
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bill summary
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bill summary
| Document Type | Source Location |
|---|---|
| State Bill Page | https://malegislature.gov/Bills/194/H1031 |
| BillText | https://malegislature.gov/Bills/194/H1031.pdf |
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