Malachi.Energy

Monarch Data Center

Proposed

Copia Power · Yerington, NV

Maintained and reviewed by Malachi Rein, LEED AP BD+CDataset version

Summary

Monarch Data Center by Copia Power in Yerington, NV is planned at 1.0 GW and about $11 billion, and is proposed as of September 2026. It ranks 38th of 54 tracked US mega projects by planned capacity, 0.9% of the 109.2 GW national total. The capacity figure is utility, iso, or government filing; the investment figure is press reported. Confidence is low: the project is proposed without permits, or the capacity is an estimate. Malachi.Energy tracks 2 mega projects in Nevada in total.

Key figures

Planned capacity

1.0 GW

Utility, ISO, or government filing

Announced investment

$11 billion

Press reported

Status

Proposed

As of September 2026

Target year

Not stated

No public date

Where the figures come from

Capacity basis
Utility, ISO, or government filing
Investment basis
Press reported
Confidence
Low: the project is proposed without permits, or the capacity is an estimate.
Counted in headline totals
Yes. The investment figure is not developer-stated campus cost, so it is listed as announced rather than comparable spend.
Primary source
KOLO, August 2026
Last verified
, dataset version 2026-09-14. Re-checked at every data refresh.

Basis and confidence definitions are in the directory methodology.

What is known

Carlyle-backed 1 GW campus in Lyon County. County rezoning approved 3-1 in August 2026; tribal governments have said they will sue.

Location

Site
Yerington, NV
Coordinates
38.98, -119.16
State directory
Data centers in Nevada (39 verified facilities)

Other tracked projects in Nevada

Cite this record

Rein, Malachi (2026). Monarch Data Center (Yerington, NV). In US Data Center Directory, dataset version 2026-09-14. Malachi.Energy. https://malachi.energy/data-centers/projects/copia-monarch-yerington-nv

@misc{malachienergy_copia_monarch_yerington_nv_2026,
  author = {Rein, Malachi},
  title = {Monarch Data Center (Yerington, NV)},
  howpublished = {US Data Center Directory, Malachi.Energy},
  year = {2026},
  note = {Dataset version 2026-09-14. Capacity basis: Utility, ISO, or government filing. Investment basis: Press reported.},
  url = {https://malachi.energy/data-centers/projects/copia-monarch-yerington-nv}
}

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Figures are planned capacity and announced investment from public filings and reporting, not delivered power or audited spend. Capacity basis: utility, iso, or government filing. Investment basis: press reported. Dataset version . Maintained by Malachi Rein for Malachi.Energy.