This record consolidates 21 research observations while retaining source distinctions, location precision and unresolved fields.
| Operator / developer | CleanSpark, Inc. |
|---|---|
| Jurisdiction | NOT_FOUND, TX |
| Address | NOT_FOUND |
| Location precision | parcel or bounded site |
| Coordinates | Not published; no coordinate inferred |
| Capacity | 300 MW |
| Aliases | CleanSpark Brazoria County Site · Brazoria County power-first campus · Denison Power + Compute 1 GW Data Center · NOT_FOUND · Gulf Horizon Data Center · Gulf Horizon · Two unnamed data center projects in pre-permitting talks with Cameron County (discovery lead) · Walnut Springs ProjectCo LLC data center (Comptroller registration) · CleanSpark Brazoria · CleanSpark second ERCOT-Houston initiative |
| Project profile | 0 rows |
|---|---|
| Intent / permits | 0 rows |
| Civic / infrastructure | 0 rows |
Power-first land/power acquisition rather than a permitted building project. This is CleanSpark's SECOND Greater Houston initiative; the first (271 acres / 285MW) is in Austin County, outside this region's assigned county list.
Key data: ERCOT Houston load zone (utility not disclosed) | ERCOT | NOT_FOUND
Claim classification: Not yet assigned
Status date: 2026-09-05
Developer: CleanSpark, Inc. | Owner: CleanSpark, Inc. (pending closing) | County: Brazoria | Research region: Houston / Gulf Coast
Claim classification: Not yet assigned
Status date: 2026-09-05
Key data: Utility: ERCOT Houston load zone (utility not disclosed) | Utility region: ERCOT Houston (Coast) load zone | Grid area: ERCOT | Gross MW: 300 | Requested load MW: 600
Claim classification: Not yet assigned
Status date: 2026-09-05
Claim classification: Not yet assigned
Status date: 2026-09-05
Key data: Jurisdictions: Brazoria County | ERCOT/PUCT
Claim classification: Not yet assigned
Status date: 2026-09-05
CleanSpark announces definitive agreement for up to 447 acres with 300MW enabled (expandable to 600MW) near Houston
Claim classification: Not yet assigned
Status date: 2026-01-14
Transaction expected to close
Claim classification: Not yet assigned
Status date: 2026-Q1
CleanSpark announced on Jan 14, 2026 a definitive agreement for up to 447 acres near Houston with 300MW enabled and expansion potential to 600MW, closing expected in Q1 2026 - its second Greater Houston power acquisition.
Key data: 447 acres; 300MW enabled, up to 600MW
Claim classification: COMPANY_CLAIM · Verification: PRIMARY_SOURCE · Retrieved: 2026-09-05
Status date: 2026-01-14
Limitation: No parcel, address or ERCOT queue identifier disclosed.
CleanSpark framed the Brazoria acquisition as supporting scaled AI and HPC development, a continuation of its pivot from pure bitcoin mining toward AI/HPC hosting.
Key data: Positioned for scaled AI and HPC development
Claim classification: COMPANY_CLAIM · Verification: PRIMARY_SOURCE · Retrieved: 2026-09-05
Status date: 2026-01-14
County officials said two additional unnamed firms were in pre-permitting discussions with Cameron County when Harlingen adopted its moratorium.
Key data: 2 unnamed projects in pre-permitting talks
Claim classification: official_statement · Verification: single_source · Retrieved: 2026-09-05
Status date: 2026-05-21
Limitation: Companies, sites and capacities unidentified.
CleanSpark's earlier Greater Houston site (271 acres, 285MW, Austin County) targeted energization above 200MW in the first half of 2027, indicating the timeline profile the company works to for these ERCOT power acquisitions.
Key data: >200MW energization targeted H1 2027 at the companion Austin County site
Claim classification: COMPANY_CLAIM · Verification: PRIMARY_SOURCE · Retrieved: 2026-09-05
Status date: 2025
Limitation: Refers to a different (Austin County) site; included as timeline context, not as a Brazoria commitment.
Denison Power + Compute advertises 'America's 1 GW Data Center' with 1 GW of dedicated power capacity under an exclusive agreement with Texas gas-turbine manufacturer Enerbine, fueled by WAHA-priced natural gas delivered by Energy Transfer.
Key data: 1 GW dedicated gas-fired capacity; Enerbine turbine agreement
Claim classification: COMPANY_CLAIM · Verification: COMPANY_SELF_REPORTED · Retrieved: 2026-09-05
Limitation: Company marketing page; no address, county, permit, or interconnection record published. The page places the project in the Permian region, not Grayson County.
The developer states the facility will use immersion cooling (referencing Green Revolution Cooling) with Supermicro hosting hardware, claiming up to 90% lower cooling costs, with a first phase deliverable in as little as 14 months.
Key data: Immersion cooling; first phase in as little as 14 months
Claim classification: COMPANY_CLAIM · Verification: COMPANY_SELF_REPORTED · Retrieved: 2026-09-05
Limitation: Vendor and schedule claims are self-reported with no permit, contract, or government record located.
The project is presented as a partnership of Denison Power + Compute, Mission Critical and Denison Development, described as 'developed, built, and owned by a best-in-class Texas team'; no owning legal entity is named.
Key data: Partners: Denison Power + Compute, Mission Critical, Denison Development
Claim classification: COMPANY_CLAIM · Verification: COMPANY_SELF_REPORTED · Retrieved: 2026-09-05
Limitation: No LLC, SPV, or filing evidence located to confirm the ownership chain.
The Texas Comptroller data center registry lists Gulf Horizon Data Center with Amazon Data Services as owner, occupant and operator under registration LD056837 effective 05/04/2026.
Key data: LD056837; Amazon Data Services (owner/occupant/operator)
Claim classification: OFFICIAL_RECORD · Verification: PRIMARY_SOURCE · Retrieved: 2026-09-05
Status date: 2026-05-04
Limitation: The registry does not disclose a city or county; Gulf Coast siting is inferred from the name only and is NOT established.
No public source located this session states a city or county for Gulf Horizon Data Center; the Comptroller registry discloses only the registrant entity and effective date.
Key data: Location not disclosed in any fetched source
Claim classification: NEGATIVE_FINDING · Retrieved: 2026-09-05
Status date: 2026-05-04
Limitation: Gulf Coast siting is an inference from the facility name only and is explicitly not established.
Amazon Data Services appears as owner, occupant and operator in the same Comptroller registration, meaning there is no separate propco or third-party operator in the disclosed chain.
Key data: Amazon Data Services in all three registry roles
Claim classification: OFFICIAL_RECORD · Verification: PRIMARY_SOURCE · Retrieved: 2026-09-05
Status date: 2026-05-04
The Texas Comptroller's qualifying large data center list registers 'Walnut Springs ProjectCo LLC' effective June 30, 2026.
Key data: Comptroller registration eff. 2026-06-30
Claim classification: official_record · Verification: primary_source · Retrieved: 2026-09-05
Status date: 2026-06-30
Limitation: No developer, capacity, or site information located; county assignment inferred from the Walnut Springs place name and unconfirmed.