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HD 3620

An Act restricting the use of effluent water in cooling towers

194th Legislature (2025-2026) Introduced by Michelle DuBois

Massachusetts bill restricts treated wastewater use in industrial cooling towers, potentially increasing costs while raising questions about water conservation tradeoffs.

Senate concurred
0
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Bill Summary · HD 3620

Legislative bill overview

HD 3620 restricts the use of effluent water (treated wastewater) in industrial cooling tower systems in Massachusetts. The bill establishes regulatory limitations on where and how reclaimed water can be used in cooling applications, likely requiring facilities to use alternative water sources or treatment methods.

Why is this important

Cooling towers are major water consumers in industrial, commercial, and power generation facilities. This restriction affects water management strategies for significant industries in Massachusetts and raises questions about water conservation priorities, given that effluent reuse typically reduces freshwater consumption. The policy creates trade-offs between protecting water quality concerns and maintaining water efficiency practices.

Potential points of contention

  • Water conservation vs. quality concerns: Effluent water reuse is generally promoted for sustainability, so restrictions may conflict with drought preparedness and environmental conservation goals
  • Economic impact on industries: Affected facilities may face increased operational costs if required to source alternative cooling water or implement more expensive treatment systems
  • Specificity of the ban: The bill's exact scope is unclear—whether it bans all effluent use, applies only to certain types of effluent, or targets specific geographic areas will significantly affect regulated entities and public acceptance

Compiled from official sources — confirm details with the bill’s official record.

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