FSEC final transmission programmatic EIS due in October; aims to guide routing and mitigation

Sep 29, 2025

The Washington Energy Facility Site Evaluation Council (FSEC) told the House Environment & Energy Committee it will issue a final programmatic EIS for high‑voltage transmission in early October and that the document is intended to standardize sensitivity mapping, avoidance criteria and mitigation templates statewide.

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The Washington Energy Facility Site Evaluation Council (FSEC) told the House Environment & Energy Committee that its non-project programmatic environmental impact statement for high-voltage transmission (nominal voltage 230 kV and greater) will be finalized and issued in early October and is designed to provide a consistent statewide framework for transmission siting and mitigation.

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