Guam EPA board directs staff to work with GWA and public water systems on interim action level implementation

The Guam Environmental Protection Agency board voted to direct agency staff to work with the Guam Waterworks Authority and other public water systems on implementation of the agency's interim action level for an unregulated contaminant and to return to the board with recommendations.

Board members debated whether to rescind last month's adoption of the interim action level, open the implementation timeline for revision, or proceed while staff and utilities develop an implementation plan. A motion to have the agency coordinate with GWA and public water systems and report back passed after a voice vote.

Board discussion focused on three practical questions: whether to rescind the prior adoption or proceed while revising implementation; how long the revision process could take; and how implementation and required notifications would apply across different public water systems. One board member said two procedural options existed: "1 is a motion to rescind and address the…