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Long Ridge

Project of Marathon Digital

Kind
power
Location
Hannibal, Ohio
County
Monroe County
State/region
OH
Country
US
Status
announced as of October 15, 2026

Where it stands

MARA agreed in April 2026 to buy Long Ridge Energy & Power, including its 505 MW gas plant in Hannibal, Ohio, for about $1.5 billion. As of October 2026 the deal had not closed and was still awaiting FERC approval. MARA plans to start building an AI/Critical IT campus there in 1H 2027, with first capacity targeted for mid-2028 and up to 600 gross MW over time. The 200 MW of existing MARA capacity at the co-located Hannibal site is not counted as operating for this AI campus, and no Hannibal lease has been signed.

600 MW planned

PhaseMWStatusDateSource
Initial AI/Critical IT buildoutplanned2028-06-30MARA expects construction of an initial AI/Critical IT buildout to begin in 1H 2027, with initial capacity accelerated by its current 200 MW of capacity and targeted to be ready for service in mid-2028.
2026-09-08 View cached copy (2026-09-10)Live source ↗Archive.org ↗
Expansion to full campus600plannedMARA also has multiple paths to expand capacity at the site to up to 600 gross MW over time through a combination of grid expansions and on-site power generation
2026-09-08 View cached copy (2026-09-10)Live source ↗Archive.org ↗

Assessed October 18, 2026 from the newest filings, releases and reporting that name this project (newest relied on: October 15, 2026).

Capacity

What has actually been delivered, against what has been promised. Each figure links to the statement it came from.

StageCapacityAs ofSource
Energized power flowing today505 MW2026-09-01Long Ridge CCGT power plant
Contracted a customer is on the hook--
Under construction--
Permitted505 MW2026-04-30Long Ridge CCGT authorization status
Interconnect approved utility has agreed to deliver--
Interconnect requested in a queue, nothing approved--
Announced a press-release figure1,000 MW2026-08-22Development campus with 1+ GW capacity

Claims about this project

2026-04-29 - stated
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Long Ridge owned land 1600.0 acres.
2026-04-29 - stated
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2026-04-29 - delayed
Long Ridge nameplate capacity expansion 505.0 MW. Promised by 2026-07-01.
2026-04-29 - stated
Long Ridge gas production 100000.0 MMBtu/day.
2026-04-29 - stated
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Long Ridge heat rate 6400.0 Btu/kWh.
2026-04-30 - stated
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Long Ridge CCGT authorization status 505.0 MW. Promised by 2026-12-31.
2026-04-30 - stated
2026-05-10 - stated
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2026-05-11 - stated
2026-08-04 - stated
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Site intelligence

Analytical estimate. Each site below is located from public records (filings, releases, news, OpenStreetMap) and checked against free satellite imagery; "How we located this site" lists every step and the score it earned. The conclusion is computed from night-time lights, surface heat and year-over-year change, with the dates it rests on. These are hypotheses under active tracking, not legal parcels or an official endorsement.
Hannibal, Ohio
Weak
Monroe County, OH
39.6672, -80.8718
Approximate address 52745 OH-536, Hannibal, OH 43931, USA Reverse-geocoded from the candidate centroid; not a permit-confirmed parcel address.
Conclusion so far We have not located the site yet. · confidence 30%
Undetermined: we have not yet located the actual site, only the town or county it is in, so imagery cannot say whether anything is running.
What would change this: A published address, parcel, coordinates or permit for the site itself.
Latest clear imagery: Google 2026-09-29
Newest clear images2 clear image date(s)
Visual view of marathon-digital-long-ridge, 2026-09-29 (Google Earth (wide view))
2026-09-29Google Earth (wide view) · 3.68 m/pixel
Visual view of marathon-digital-long-ridge, 2026-09-29 (Google Earth (close view))
2026-09-29Google Earth (close view) · 0.46 m/pixel
How we located this site
5/100 (weak): locality location 5
  1. Starting point (the project's stated locality) 2026-10-19
    Hannibal, Ohio → 39.66721, -80.87184 (locality)
  2. No site-level evidence yet 2026-10-19
    no address, road, landmark or coordinates tie this project to a specific parcel yet -- the town is shown, NOT the site
  3. OpenStreetMap features nearby 2026-10-19
    0 named match(es)

Satellite imagery on this page is drawn from the Google Earth satellite basemap. Each image is dated, labelled by source and pixel resolution, and downloadable at its native size; cloudy dates are kept and marked rather than hidden. New scenes are pulled daily as each provider publishes them.