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What changed — Memphis Light, Gas and Water

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Capacity, status, permit, grid-request and construction changes over the last three years, each with its source. A change means the same source reported a new value later; two sources disagreeing is not a change. Subscribe to the feed in any RSS reader to follow a facility, state or company.

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  1. Jun 15, 2026
    Colossus 1 · TN
    • Status: Operating + expanding → Operating
    Source: Epoch AI
  2. Jun 15, 2026
    Colossus 2 · TN
    • Current IT capacity: 490 MW → 946 MW
    • Current facility power: 661 MW → 1.28 GW
    • Buildings operational: 1 → 2
    • New capacity online: The site is estimated to have at least ~830 MW of GPU server power, with at least "at least 220,000 additional GB300 processors and over 400 additional megawatts of compute power", corresponding to the "next phase of …
    Source: Epoch AI
  3. Apr 6, 2026
    Colossus 2 · TN
    • Current IT capacity: 239 MW → 490 MW
    • Current facility power: 323 MW → 661 MW
    Source: Epoch AI
  4. Feb 11, 2026
    Colossus 1 · TN
    • Current facility power: 442 MW → 425 MW
    Source: Epoch AI
  5. Nov 7, 2025
    Colossus 1 · TN
    • Current IT capacity: 268 MW → 340 MW
    • Current facility power: 348 MW → 442 MW
    Source: Epoch AI
  6. Oct 19, 2025
    Colossus 2 · TN
    • Buildings operational: 0 → 1
    • Status: Under construction → Operating + expanding
    • New capacity online: Battery facility looks complete (though more might be added). Turbines look connected up, minimal construction around them. We believe this state corresponds to the first compute cluster brought online at this site of…
    Source: Epoch AI
  7. Sep 17, 2025
    Colossus 1 · TN
    • Current IT capacity: 340 MW → 268 MW
    • Current facility power: 442 MW → 348 MW
    Source: Epoch AI
  8. Jul 22, 2025
    Colossus 1 · TN
    • Current IT capacity: 278 MW → 340 MW
    • Current facility power: 361 MW → 442 MW
    Source: Epoch AI
  9. Feb 28, 2025
    Colossus 2 · TN
    • Construction started: Land clearing begins next to the existing building.
    Source: Epoch AI
  10. Feb 17, 2025
    Colossus 1 · TN
    • Current IT capacity: 139 MW → 278 MW
    • Current facility power: 181 MW → 361 MW
    Source: Epoch AI
  11. Sep 2, 2024
    Colossus 1 · TN
    • Current IT capacity: 35 MW → 139 MW
    • Current facility power: 45 MW → 181 MW
    Source: Epoch AI
  12. Aug 11, 2024
    Colossus 1 · TN
    • Buildings operational: 0 → 1
    • Status: Under construction → Operating + expanding
    • New capacity online: First significant/useful training workload on 25k H100s.
    Source: Epoch AI
  13. Apr 24, 2024
    Colossus 1 · TN
    • Construction started: Construction starts with a road added on site, retrofitting a former Electrolux building.
    Source: Epoch AI