Back

Helion Fusion Energy Generation Project SEPA 25-139 MDNS

SEPA (PL) 25-139 – An application submitted by Helion Energy Inc., for a comprehensive SEPA review for a fusion energy generation site/project on an 80A portion of a 401A parcel, identified as APN 212205000050 at 1476 Nixon Rapids Lane, Malaga, WA 98828. A SEPA Checklist, along with associated Habitat Management and Mitigation Plan (HMMP), Geotechnical engineering and Infiltration Evaluation, Phase I Environmental Assessment, Transportation Technical Memorandum, Drainage Report, Cultural Resources Survey, Threatened and Endangered Species Analysis, Monitoring Schedule, and Decommissioning Estimate, was submitted for a two-phase fusion power generation project to include site grading, 50,000-square-foot parking lot, 1,000-foot private access road, 6,240-square-foot office building, 26,800-square-foot assembly building, and an approximately 100,000-square-foot fusion generation building along with a 55,000-square-foot, on-site substation, both requiring a Conditional Use Permit for a High Impact Utility pursuant to CCC 11.04.020 (District Use Chart), 11.193.180 (Conditional Uses) and 14.98.1915 (Definitions).

All public and agency comments must be mailed to Chelan County Community Development, 316 Washington St., suite 301, Wenatchee, WA, 98801, or sent via email to cd.comment@co.chelan.wa.us, and postmarked by June 14, 2025.

 

MDNS SEPA 25-139

Helion Environmental SEPA Check List

Building Applications

Decommissioning Cost Estimate

Drainage Report

Geotech Report

Helion Energy Chelan County -Trip Generation Memorandum

HMMP

Monitoring Commitments

Phase 1 Environmental Assessment

Site Civil Plans

Threatened and Endangered Species Review

 

 

 

Posted: 05/149/2025 01:59 PM
Last Updated: 06/174/2025 08:37 AM

Chelan County Calendar

Upcoming events and schedules at the county!

  • 31
    Oct 2025
    08:00 AM - 05:00 PM

    Second Half Property Tax Deadline

    Posted by: Chelan County Treasurer

    Second half property tax deadline

  • 27
    Oct 2025
    09:00 AM - 05:00 PM

    Registration deadline for new voters or address updates by mail, online, email or over the phone.

    Posted by: Chelan County Elections

    Registration deadline for new voters or address updates by mail, online, email or over the phone.

  • 22
    Oct 2025
    03:00 PM - 05:00 PM

    Observer Training for November 4, 2025 General Election

    Posted by: Chelan County Elections

  • 22
    Oct 2025
    06:30 PM - 08:00 PM

    Planning Commission - October 22, 2025

    Posted by: Community Development

    By Zoom Video Conference or in person.
  • 17
    Oct 2025
    08:00 AM - 05:00 PM

    Wenatchee Kennel Club Dog Show

    Posted by: Chelan County Expo Center

    Wenatchee Kennel Club Dog Show

    Chelan County Expo Center