ADL 234936: ENSTAR Natural Gas Company, LLC - Letter of Authorization to Conduct Emergency Repairs to Pipeline within Twentymile River

The State of Alaska, through the Department of Natural Resources (Division of Mining, Land & Water), has issued a Letter of Authorization (LOA) to ENSTAR Natural Gas Company, LLC to perform emergency repairs on a submerged section of the Anchorage‑to‑Whittier natural gas pipeline. The work involves boring a new 8‑inch pipeline alignment across state‑owned submerged lands beneath the Twentymile River, using heavy equipment, to bypass a leak in the existing line. The authorization is valid from August 18 2026 through October 17 2026, after which a long‑term easement may be pursued. ENSTAR must comply with all federal, state, and local regulations, maintain environmental safeguards, and submit a completion report within 30 days of termination. The LOA includes extensive conditions covering public access, hazardous material handling, indemnification, and coordination with other agencies. • Authorized activity: emergency bore of an 8‑inch gas pipeline under Twentymile River. • Location: Submerged state lands, Section 30, Township 9 N, Range 3 W, Seward Meridian, near Girdwood, AK. • Duration: 2 months (Aug 18 – Oct 17 2026). • Primary contact: Evan Dodd, DMLW (907) 334‑2542, [email protected]. • Requirements: compliance with AS 38.05.850, environmental protection, spill reporting, completion reporting, and possible future easement. • No competitive bidding; authorization granted directly to ENSTAR.