Project status
- AnnouncedDate not on file
- PermittingDate not on file
- Under constructionDate not on file
- OperationalDate not on file
Recorded changes
Nothing recorded yet. Follow this project to hear when something changes.
Community sentiment
This data center is operating.
The stance question is asked on projects still ahead.
What’s next
Election Day is in 17 days.
1:30 PM · Marysville, OH
Marysville: Board of Zoning Appeals
Latest news
Nothing written about this data center yet.
Stories about it, and about Union County, OH, land here.
Records and documentation
Filings, approvals and the state law that applies.
Ohio state legislation
- ApprovalPUCO Case No. 23-891-EL-AEC - New Albany Data Center (Silicon Heartland) Electric ArrangementPUCO approved Feb 2024 -- New Albany Data Center leases a substation/equipment from AEP Ohio for an 8-year term, part of the $500M Silicon Heartland Datacenter Campus build.
- ApprovalPUCO Case No. 24-0508-EL-ATA - AEP Ohio Data Center TariffFiled May 2024; PUCO adopted a settlement (July 2025) requiring 25MW+ data center customers to commit to ≥85% minimum-take of subscribed capacity, 12-year contracts, 3-year exit fee. Companion Mobile Data Center tariff in the same docket. The template several other states' tariffs since referenced.
- ApprovalPUCO Case No. 25-0958-EL-AIR - AES Ohio Rate Case (Data Center Rate Class)Unopposed settlement filed ~July 2026 creating a separate Data Center rate class for AES Ohio, tied to ~2.1GW of contracted data-center load. PUCO order expected Dec 2026.
- Community benefits agreementMarysville Community Reinvestment Area Agreement (City Council Meeting Packet)Community Reinvestment Area agreement/council packet governing tax and community terms for a Marysville, Ohio data center project.
- LegislationHB 983 - Data Center Accountability and Citizen Protection ActEstablishes accountability and citizen-protection requirements for data centers.
- LegislationHF2690 - Data center water/energy use reporting and tariffsRequires reporting and tariff requirements for water and energy use by data centers.
- DocumentOhio Supreme Court Case No. 2025-1458 - Appeal of AEP Data Center TariffOhio Manufacturers' Association appeal (filed Nov 2025) challenging PUCO's approval of the AEP data center tariff (24-0508-EL-ATA) as based on unreasonable assumptions. Still pending.
- LegislationSB374 - Prohibit new data center sales tax exemptionsDescription coming
- LegislationHB710 - Prohibit public support, limit construction of, new data centersDescription coming
- LegislationHB646 - Create the Data Center Study CommissionDescription coming
- LegislationHB999 - Prohibit property tax exemptions for data centersDescription coming
- LegislationHB957 - Prohibit new data center sales tax exemptions from being grantedDescription coming
- LegislationSB381 - Require PUCO approval to connect data centers to electrical gridDescription coming
Site details
- Operator
- Amazon Web Services
- County
- Union County, OH
- Address
- Plain City, OH
- Stage
Capacity and size: not on file
Map
Photos
Aerial imageryUSGS The National Map · public domain
Can a utility seize Ohio farmland for a private data center?cleveland.com
Ohio’s eminent domain laws let data center projects take farmlandcleveland.com
Ohio data centers: How the $16 billion electricitycleveland.com
What we learned about who pays if Ohio data-center projects don’t materializecleveland.com
Who pays if Ohio data center projects don’t materialize?cleveland.com
What we learned about Ohio electricity prices, household bills and data centerscleveland.com
Map Shows States Where Biggest Data Centers Are Being BuiltNewsweek
County advances road use agreement for data center developerBillings Gazette
BlackRock’s Larry Fink Warns AI Data Center Halt Could Tip US Into RecessionDecrypt
How data centers are rewriting homeowners’ property tax and power bills in 2026ABC17News.com
$10K for each resident isn’t working. Data center doubles down with open house, new grants.Mechanicsburg Patriot News
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