The site
The site from above
Power
Power and the grid
The plan on record is a grid connection. An interconnection study is under way.
We checked utility filings, regulator dockets and air-permit records for this campus.
Permits
Permits checklist
1 pending · 1 granted · 4 checked, nothing on file
Approvals a campus like this normally needs, and what we found.
- ◷FAA airspace clearance Pendingthe FAA: FAA airspace clearance application filed with the FAA. FAA · Oct. 2026
- ✓Building permit GrantedCameron County · Sept. 10, 2026: Building permit issued by Cameron County. Local government · Sept. 2026
- –Checked, nothing on file: Zoning approval, Site plan, Water and wetlands permits, Utility and grid approval
Timeline
What happened, and what is due
SitePaper trailConstructionPowerPermitsMoneyLegalUpcoming
- Sept. 10, 2026Permits Building permit issued by Cameron County. Local government · Sept. 2026
- Oct. 2026Power FAA OE/AAA holds a 22-case transmission tower series described as 'Power line for datacenter. FAA · Oct. 2026
Construction activity
Satellite captures by quarter
Since Sept. 2025: 3 satellite captures.
Satellite
’26
Dot size: records in the quarter, largest = 1. Two-digit years mark each first quarter.
Who is involved
Owners, partners and builders
Owners and developers
- Fluidstack, developer
Power and utilities
- AEP Texas, utility
Still unknown
Open questions
- Signed electric service agreement and delivery date.
Where this comes from
39 records from 6 documents
Drawn from state agency records, local government records, company statements, satellite captures, news reports and public and commercial datasets, each kept with its date and source. The bar shows documents by type.
State agency 1Local government 1Company 1Satellite 1News report 1Dataset 1
Evidence
Every quote behind this page
Grade key: A = the primary record itself (permit, filing, exhibit) · B = a dated official statement · C = news reporting. Map distances are our own measurements on OpenStreetMap and carry no grade. Allegations in lawsuits are marked as such in the quotes.
Power (3)
- Stated campus size: 1,500 MW“This is planned to support up to 1.5 GW of capacity”Company · Sept. 2026 · grade B
- County code: 48061“in the unincorporated area of Cameron County near Valley International Airport in Harlingen, Texas”Local government · Sept. 2026 · grade B
- Site acreage: 1100 acres“The 1,100-plus-acre campus sits east of FM 509 and west of FM 106, near Valley International Airport in Harlingen”News report · Sept. 2026 · grade C
Money and contracts (3)
- Project status: under construction“We've begun construction on the $4 billion first phase of our AI data center campus in Cameron County, Texas”Company · Sept. 2026 · grade B
- Announced investment: 4000000000 USD“We've begun construction on the $4 billion first phase of our AI data center campus”Company · Sept. 2026 · grade B
- Cameron County states it is not providing a tax abatement for this development.“Cameron County is not providing a tax abatement for this development”Local government · Sept. 2026 · grade B
Permits and government (26)
- FAA OE/AAA: filed“Power line for datacenter and BESS 01”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 16”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 15”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 14”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 13”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 12”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 11”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 10”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 09”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 08”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 07”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 06”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 05”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 04”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 03”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 02”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 17”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 16”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 15”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 14”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 13”FAA · Oct. 2026 · grade A
- FAA OE/AAA: filed“Power line for datacenter and BESS 05”FAA · Oct. 2026 · grade A
- FAA OE/AAA holds a 22-case transmission tower series described as 'Power line for datacenter and BESS' within 5 km of the site reference point (110 ft towers, ASNs 2026-ASW-1174-OE through 2026-ASW-1313-OE in the retriev“Power line for datacenter and BESS”FAA · Oct. 2026 · grade A
- building permit: issued“Future permits will be required for Fluidstack to begin building construction”Local government · Sept. 2026 · grade A
- Campus name: Fluidstack Cameron County AI data center campus“a worksite permit has been issued to Fluidstack for the construction of a closed-loop-technology data center facility”Local government · Sept. 2026 · grade B
- Announced: Sept. 10, 2026“Cameron County is providing notice to the public that a worksite permit has been issued to Fluidstack for the construction of a closed-loop-technology data center facility”Local government · Sept. 2026 · grade B
Imagery and records: Satellite imagery: Sentinel-2 (ESA Copernicus).