Oregon updates groundwater response framework with green/yellow/red system to tackle contamination

Jun 17, 2025

The Senate passed SB 1154 B, establishing a tiered (green/yellow/red) response framework for groundwater contamination, granting the Environmental Quality Commission new tools for coordination and voluntary remediation plans, and beefening state planning authority for serious contamination events.

The full story

The Oregon Senate on Tuesday passed Senate Bill 1154 B, a bill that modernizes the state's groundwater management approach by creating a tiered response system intended to improve prevention, coordination and, when necessary, regulatory action for contaminated groundwater.

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