Data Center Registry
Prometheus Hyperscale Falls Ranch Data Center Campus
Glenrock, Converse County, Wyoming · All 5 Prometheus Hyperscale sites
Prometheus Hyperscale Falls Ranch Data Center Campus is a proposed data center in Glenrock, Wyoming (Converse County), operated by Prometheus Hyperscale. The public record puts it at announced October 2025, 1.5 GW planned, 940 acres, a reported $500 million investment. It is the subject of active public debate, with hearings, petitions, or organized opposition on record.
Every line on this page traces to a public source listed at the bottom. Where a figure was looked for and not found, the row says so. A blank is never a zero.
Facility record
Proposed
- Operator
- Prometheus Hyperscale
- Facility type
- Data center, AI use confirmed
- Location
- Glenrock, Converse County, WY
- Coordinates
- 42.8700, -106.1500 (approximate)
- Power capacity
- 1.5 GW planned
- Land
- 940 acres
- Investment
- $500 million
- Announced
- October 2025
- Utility
- PacifiCorp
- Power source
- Mixed
- On site generation
- 1.5 GW
- Cooling
- Closed loop
- Water use
- Not established from a public source
- Jobs
- 150 permanent; 3,000 construction
- Public subsidy
- Wyoming Data Center Sales Tax Exemption, Wyoming, 2022
- Community reception
- Contested
- Source confidence
- Reported by at least one credible outlet or filing
Opposition and litigation at this site
Yes. Prometheus Hyperscale Falls Ranch Data Center Campus in Glenrock, Converse County, Wyoming is contested. Hearings, public comment, petitions, or organized opposition are on record. Neighboring landowners mounted "fierce pushback" over noise, heat, fumes, and traffic concerns, prompting developers to weigh relocating to an alternate parcel as of July 2026 (no denial or lawsuit yet).
How the community has taken it
Reception is a sourced signal, not an editorial judgment: contested means active public debate is on record, with hearings, petitions, or organized opposition, without litigation.
Neighboring landowners mounted "fierce pushback" over noise, heat, fumes, and traffic concerns, prompting developers to weigh relocating to an alternate parcel as of July 2026 (no denial or lawsuit yet).
Power and water
On-site generation with a minimum $500M initial investment; carbon-negative operations via partnership with Spiritus and Casper Carbon Capture, combining natural gas with proprietary geothermal systems and carbon capture.
Developer describes proprietary aquifer, non-consumptive water-cooling systems for the high-density compute halls.
Public money on the record
| Program | Amount | Granted by | Year |
|---|---|---|---|
| Wyoming Data Center Sales Tax Exemption | Not established | Wyoming | 2022 |
Notes on the record
1.5GW campus proposed on the Falls Ranch property spanning the Natrona/Converse county line near I-25, roughly 10 miles east of Casper. Site plan still in flux as of July 2026, with developers weighing an alternate parcel south of I-25; targeted operational by 2028.
Other sites within 30 miles
Distances are between recorded coordinates, many of which are a city or county centroid, so treat them as approximate. Cumulative load on one utility and one aquifer is the question a planning commission rarely asks.
- Highwire Energy Partners Bitcoin Mining Facility (Evansville) · Evansville · Highwire Energy Partners6 mi · Cancelled · Supported
- Data Center of the Rockies · Casper · Mountain West Technologies9 mi · Operating
Questions people ask about this site
Is there opposition to the Prometheus Hyperscale Falls Ranch Data Center Campus in Glenrock?
Yes. Prometheus Hyperscale Falls Ranch Data Center Campus in Glenrock, Converse County, Wyoming is contested. Hearings, public comment, petitions, or organized opposition are on record. Neighboring landowners mounted "fierce pushback" over noise, heat, fumes, and traffic concerns, prompting developers to weigh relocating to an alternate parcel as of July 2026 (no denial or lawsuit yet).
Has anyone filed a lawsuit over the Prometheus Hyperscale Falls Ranch Data Center Campus?
The reception note on this record refers to a court proceeding. Read it in full under opposition and litigation above, and check the sources at the foot of the page for the filing itself.
How much water does Prometheus Hyperscale Falls Ranch Data Center Campus use?
No water withdrawal figure for Prometheus Hyperscale Falls Ranch Data Center Campus is on record here. Cooling is recorded as closed_loop, which is the strongest available clue: closed loop and air cooled plant draw far less than evaporative cooling. We leave the number blank rather than estimate one.
Who operates Prometheus Hyperscale Falls Ranch Data Center Campus, and how big is it?
Prometheus Hyperscale is the operator on record. We hold 5 sites for that company across the registry. Capacity on record is 1.5 GW. The site is recorded at 940 acres.
How to cite this page
SueDataCenters.org Data Center Registry, "Prometheus Hyperscale Falls Ranch Data Center Campus," updated October 17, 2026, https://suedatacenters.org/data-centers/prometheus-hyperscale-casper-wy.
Facility data from Compute Atlas (E. Kubiak), version 1.34.1 (October 4, 2026), licensed CC BY 4.0, record https://www.compute-atlas.com/facilities/prometheus-hyperscale-casper-wy, retrieved October 29, 2026.
Corrections with a public source are welcome at the Compute Atlas record or through our contact page. The whole registry is available as CSV and JSON under CC BY 4.0.
Sources for this record
As compiled and cited by Compute Atlas, with our own reporting appended. Archived links are used where the original has moved.
- 1.Casper Lands Massive 1.5-Gigawatt Data Center Project on Nearby Ranch · Cowboy State Daily · retrieved July 22, 2026
- 2.Prometheus Hyperscale plans data hall, energy infrastructure in Natrona County · Oil City News · retrieved July 22, 2026
- 3.Commissioners: Prometheus data center developers considering new Natrona County site · Oil City News · retrieved July 22, 2026
- 4.HIFLD Electric Retail Service Territories (ORNL/DOE-CESER, 2023-08 vintage) · Oak Ridge National Laboratory (ORNL) / HIFLD · retrieved July 23, 2026
- 5.Prometheus Hyperscale works with carbon capture firms on new data center campus in Wyoming (Falls Ranch, Casper; up to 1.5 GW) · DatacenterDynamics · retrieved August 7, 2026
- 6.Prometheus Hyperscale, Spiritus, and Casper Carbon Capture Announce Strategic Partnership to Build Carbon-Negative Data Halls and Energy Infrastructure in Wyoming · PR Newswire · retrieved August 7, 2026 · original offline, archived copy from October 1, 2026
- 7.Prometheus Hyperscale, Spiritus, and Casper Carbon Capture Announce Strategic Partnership to Build Carbon-Negative Data Halls and Energy Infrastructure in Wyoming · Prometheus Hyperscale · retrieved August 19, 2026
- 8.Wyoming Business Council program & service catalog, materials prepared for the Joint Minerals Committee (June 2026), Data Center Sales Tax Exemption recipients · Wyoming Business Council / Wyoming Legislature · retrieved August 19, 2026
- 9.Pitching 940-acre data center, Prometheus Hyperscale asks Natrona County to bypass state review · WyoFile · retrieved September 14, 2026
- 10.Natrona County Residents Pack Meeting To Hear Plans For Huge Data Center · Cowboy State Daily · retrieved October 17, 2026
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