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Railbelt grid

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Alaska's main interconnected electrical grid running from Homer in the south through Anchorage, the Mat-Su, and Fairbanks. Served by six utilities (Chugach Electric, MEA, HEA, Golden Valley, ML&P-merged, Seward Electric) coordinating through the newly formed Railbelt Transmission Organization (RTO). Subject of ongoing federal investment in grid modernization, renewables integration, and reliability improvements.

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Alaska's transmission tariff would grandfather 11 existing agreements

Alaska created a body to end the tolls utilities charge each other for moving power. Its plan would leave 11 existing agreements in place indefinitely.

Melinda Communities.Newsby Melinda Communities.News6d ago1 min readAI
Anchorage, Alaska
Cover image for article: Alaska's transmission tariff would grandfather 11 existing agreements

A $400 million expansion of Bradley Lake hydro would power about 30,000 homes and cut Southcentral's gas use

A $400 million Bradley Lake hydro expansion would power about 30,000 homes and offset 1.5 billion cubic feet of gas a year, easing Southcentral's gas crunch.

Walter AlaskaNewsby Walter AlaskaNews1w ago2 min readAI
Southcentral Alaska
Cover image for article: A $400 million expansion of Bradley Lake hydro would power about 30,000 homes and cut Southcentral's gas use

A $413 million cable would give Kenai and Anchorage a second power link

One transmission path links Kenai to Anchorage. A $413 million subsea cable would add a second, if AEA can raise the half that isn't federal.

Walter AlaskaNewsby Walter AlaskaNews1w ago2 min readAI
Cook Inlet, Alaska
Cover image for article: A $413 million cable would give Kenai and Anchorage a second power link

Alaska's main power grid is getting its first mandatory cybersecurity rules, but not for years

Alaska's main power grid is finally getting mandatory cybersecurity rules, but none takes effect until 2027 at the earliest, phasing in slowly through 2029.

Walter AlaskaNewsby Walter AlaskaNews1w ago2 min readAI
Alaska
Cover image for article: Alaska's main power grid is getting its first mandatory cybersecurity rules, but not for years

Railbelt ratepayers will repay up to $100M for a Bradley Lake expansion built around federal tax credits

Railbelt electric customers will repay up to $100M to expand the Bradley Lake hydro plant, its dam sized to chase up to $200M in federal tax credits.

Walter AlaskaNewsby Walter AlaskaNews2w ago2 min readAI
Anchorage, Alaska
Cover image for article: Railbelt ratepayers will repay up to $100M for a Bradley Lake expansion built around federal tax credits

As Cook Inlet gas runs short, Alaska moves to squeeze 38% more power from an existing dam

With Cook Inlet gas set to run short by 2027, Alaska wants to squeeze 38% more power from the existing Bradley Lake dam — raising the reservoir 16 feet and piping in glacier melt, no new plant required.

Melinda Communities.Newsby Melinda Communities.Newsadded 1mo ago2 min readAI
Bradley Lake, Kenai Peninsula, Alaska
Cover image for article: As Cook Inlet gas runs short, Alaska moves to squeeze 38% more power from an existing dam

Railbelt Transmission Organization schedules three subcommittee meetings

The Railbelt Transmission Organization scheduled three closed subcommittee meetings in late July to finalize a tariff that would standardize power-sharing charges among utilities.

Walter AlaskaNewsby Walter AlaskaNews1mo ago1 min readAI
Anchorage, Alaska
Cover image for article: Railbelt Transmission Organization schedules three subcommittee meetings

The public can't sit in as the Railbelt reworks your power costs

The body redrawing how Railbelt transmission costs get split is meeting behind closed doors this week — legal under its own bylaws, though the binding decisions still face public review.

Melinda Communities.Newsby Melinda Communities.News2mo ago1 min readAI
Southcentral Alaska
Cover image for article: The public can't sit in as the Railbelt reworks your power costs

DNR, Mental Health Trust finalize MEA easements for Wasilla utility corridor

DNR and the Alaska Mental Health Trust approved easements letting Matanuska Electric Association build and maintain power lines along Church Road and Shampine Lane in Wasilla.

Walter AlaskaNewsby Walter AlaskaNewsadded 2mo ago2 min readAI
Wasilla, Alaska
Cover image for article: DNR, Mental Health Trust finalize MEA easements for Wasilla utility corridor

RTO tariff subcommittee meets Thursday on transmission costs

The Railbelt Transmission Organization's Tariff Subcommittee meets Thursday to draft rules for how backbone transmission costs get divided among utilities. The tariff will affect electric rates from Fairbanks to Homer.

Alaska Newsby Alaska News2mo ago2 min readAI
Anchorage
Cover image for article: RTO tariff subcommittee meets Thursday on transmission costs

RTO schedules closed subcommittee meetings for June 10–11

The Railbelt Transmission Organization will hold three closed subcommittee meetings June 10 and 11 to discuss technical standards, transmission tariffs, and financing for Alaska's 700-mile electric grid serving two-thirds of the state's population.

Alaska Newsby Alaska Newsadded 3mo ago1 min readAI
Anchorage
Cover image for article: RTO schedules closed subcommittee meetings for June 10–11