Key takeaways
- There is no single national standard: a Site Selectors Guild white paper found that programs do not all follow the same defined standards.5
- Typical certification files include a Phase I ESA, preliminary geotechnical work, wetland, cultural and species reviews, a survey, zoning status and a utility assessment.12
- Thresholds vary widely: Tennessee certifies sites from 20 developable acres, while TVA’s megasite standard started at 1,000 acres.16
- A certification’s utility assessment is not a load study: even a megasite certified with more than 300 MW of electrical access needs one for a specific campus.7 Power and connection timelines now weigh as heavily as land.3
- Certification is a starting file, not a commitment from the utility, county or state; confirm each finding before relying on it.42
01What “certified” and “shovel-ready” actually mean
A certified site is a property whose basic diligence has been assembled, reviewed by someone other than the seller and approved under a published set of criteria. Programs go by different names: Select Tennessee Certified Sites, Georgia Ready for Accelerated Development (GRAD), SiteOhio Authenticated, Kentucky Build-Ready and Alabama AdvantageSite are a few state examples, compared in the table below. Utilities run their own versions, and consultants certify sites for both.86
“Shovel-ready” is looser. It is often used for any site with studies on file and some infrastructure nearby, and it has no fixed legal meaning. Kentucky makes the distinction explicit: a Build-Ready site must first meet the state’s Shovel-Ready criteria and then add a graded pad sized for a 50,000 square foot building that can expand to 100,000 square feet or more, with the pad certified by a licensed engineer.9
Because each sponsor writes its own rules, two certified sites can carry very different levels of assurance. A Site Selectors Guild white paper found that not all programs follow the same defined standards, while also crediting them with sharply cutting the time needed to answer requests for information.5 That trade-off is the right way to read any certification: a faster start on diligence, not a substitute for it.
Certification is a different thing from the incentive or tax certifications some states now issue to data center projects themselves. Those attach to an operator and its investment; site certification attaches to the land. The tax incentives guide covers the project side.
02What a certification review usually covers
Most state programs check the same core items, with different thresholds. Tennessee’s current criteria require at least 20 developable acres (15 acres in Tier 3 and Tier 4 counties if the site is part of an industrial park), a confirmed asking price from a willing seller, a recent Phase I ESA, documented acreage outside known flood-prone areas, a boundary survey and topographic mapping, truck-quality road access, utilities at the site or a formal plan to extend them, zoning in place or an expedited rezoning plan, and a documented permitting process with timeline and fees.1 Austin Consulting, which administers the review, adds a preliminary geotechnical investigation and documentation of water resources, known cultural resources and protected species.10
Georgia’s GRAD program lists six due diligence categories: a Phase I environmental assessment, a preliminary geotechnical investigation, a cultural and endangered species investigation, zoning designation, a utility service assessment, and a wetland and stream delineation. Sites must be reviewed by a third party and approved by a board of public and private economic development professionals.2 A higher tier, GRAD Select, marks sites that meet more rigorous requirements.11
| Program | Notable requirements | Scale noted in sources |
|---|---|---|
| Select Tennessee Certified Sites | Willing seller and price, Phase I, flood, survey, utilities or extension plan, zoning1 | 54 sites certified, 20–840 acres10 |
| Georgia GRAD and GRAD Select | Six study categories, third-party review, advisory board approval2 | More than 70 sites (2026)11 |
| SiteOhio Authenticated | Studies complete; access to water, sewer, power, gas and fiber verified12 | Hudson Innovation Park, 91 acres (2026)12 |
| Kentucky Build-Ready | Shovel-Ready first, then an engineer-certified graded pad9 | Pad for 50,000 sq ft, expandable to 100,000+9 |
| Alabama AdvantageSite | Ownership, environmental, geotechnical, species and artifact studies13 | Up to five sites certified per year (2016)13 |
Fig. 1How a site typically becomes certified
- 01
Sponsor applies
Community, utility or owner commits the land and a sale price.
- 02
Studies assembled
Phase I, geotech, wetlands, cultural, species, survey.
- 03
Third-party review
Consultant checks studies against program criteria.
- 04
Board or agency approval
Program sponsor issues the designation.
- 05
Marketing and renewal
Listed for prospects; recertified as studies age.
For the environmental pieces, see the guides on Phase I site assessments and wetlands.
03Megasites: where the large-acreage programs came from
Megasite certification grew out of automotive recruiting. The Tennessee Valley Authority launched its program in March 2004, hired McCallum Sweeney Consulting to set and apply the standards, and set the minimum at 1,000 acres, preferably contiguous and conveniently shaped.6 Sites also had to be immediately available for purchase, have basic environmental and geotechnical testing complete, and sit close to interstates and rail.14 The bar was high: of 25 communities that applied in the first year, only two sites qualified at first.6
Those large, assembled, well-studied tracts are now a natural pool for hyperscale campuses, which can need hundreds or thousands of contiguous acres. Meta’s Richland Parish, Louisiana campus, announced in 2024 as a $10 billion project, is being built on the 2,250-acre former Franklin Farm megasite.15 In Chesapeake, Virginia, a fund agreed to buy a roughly 4,000-acre industrial park where data centers are a permitted use under the park’s 2022 development guidelines, though no specific project had been named.4
Fig. 2Site sizes cited in this guide
- Tennessee certified site minimum20
- Largest Tennessee certified site840
- TVA megasite minimum1,000
- Franklin Farms (Meta), Louisiana2,250
- Berry Hill megasite, Virginia3,528+
- Chesapeake industrial park, Virginia~4,000
acres
A megasite label tells you the land is big, controlled and studied. It does not tell you the site has the MW a campus will need, or on what schedule. The land requirements guide and gross vs. buildable acreage cover how much of a tract a campus can actually use.
04What certification usually does not answer for a data center
Most programs were designed around manufacturing and distribution, so their utility checks confirm that water, sewer, gas and electric service exist at industrial scale. SiteOhio’s review, for example, verifies access to water, sewer, electricity, natural gas and high-speed fiber.12 Even so, a utility letter written for a plant drawing a few megawatts says little about a campus requesting hundreds. The Southern Virginia Megasite at Berry Hill was certified as a mega site with more than 300 MW of electrical access, which is a strong starting point that still needs a load study for any specific campus.7
Brokers and developers increasingly say the same thing. Cushman & Wakefield notes that size, access and land value remain important but are no longer enough to decide whether a site is competitive; power availability, connection timelines, connectivity and the ability to scale capacity can carry as much weight.3 In the Chesapeake example, city officials said they had not been briefed on a specific project or on power arrangements with Dominion Energy.4
Fig. 3Certified site file, read for a data center
Illustrative- PassSite control and priceWilling seller and asking price documented.
- WatchPhase I and geotechOn file but more than two years old; update before closing.
- PassWetlands and floodplainDelineation complete; developable area mapped outside the floodplain.
- FailElectric capacityLetter covers 15 MW at distribution voltage; campus needs 300 MW.
- WatchCooling waterMunicipal supply sized for industry; no peak summer analysis.
- WatchFiberOne carrier at the road; no diverse route documented.
Other common gaps: zoning that permits “industrial” uses but is silent on data centers, setbacks and noise limits written before large generator yards were common, and studies that have aged since certification. Check the substation, water and fiber questions directly, and ask for a will-serve letter that names your load.
05Site-readiness funding and utility programs
Certification often travels with public money for the infrastructure that makes a site usable. Ohio’s All Ohio Future Fund set aside $750 million for infrastructure at project-ready economic development sites, structured mainly as loans that can be partly forgiven if an end user is identified within five years.16 In Georgia, Savannah Portside International Park reached GRAD Select status after receiving a state infrastructure grant through the Rural Site Development Initiative, only the third Georgia site to reach that tier.11
Utilities also run their own readiness programs because a new large customer is new load. Duke Energy chose three Ohio and Kentucky sites for its 2025 Site Readiness Program; since 2010 it has evaluated 42 sites in those two states, and 20 companies have committed to sites that went through the program.8 TVA’s megasite work is the older example of the same idea.6
Two cautions follow from this. A site improved with public funds may come with expectations about jobs, investment or target industries, which matters because data centers employ fewer people per acre than plants. And a utility’s readiness program is economic development, not a capacity reservation; the large load interconnection process still applies. The economic development guide covers how communities are adapting their programs.
06How to use a certified site file
For a landowner, certification can make a tract visible to site selectors and shortens the first diligence pass a buyer has to run. For a developer, the file is a head start. Either way, treat each finding as a claim to verify.
- 01Get the full certification binder and the program criteria in force when the site was certified, not just the marketing sheet.12
- 02Note the date of every study. Environmental and geotechnical reports age, and lenders usually want a current Phase I.
- 03Ask the utility what load the electric assessment assumed, and request a study at your peak MW and ramp.
- 04Confirm zoning names data centers as a use, or is by-right for them, and check generator, noise and height rules.
- 05Check whether infrastructure grants on the site carry job, investment or clawback conditions.16
- 06Compare the certified acreage with the buildable acreage your layout needs, including substation and expansion land.
A certified site is often a good place to start a search, and a weak certified site can still be a strong data center site, or the reverse. If you want an outside read on a certified tract for data center use, you can get a site reviewed; our methodology explains what we check.
Common questions
What is a certified site?
A certified site is a property whose ownership, environmental, geotechnical, flood, zoning, access and utility information has been documented and reviewed against a published standard by a state, utility or consultant.12 It signals that common barriers have been studied, not that a specific project will be approved or served.
What makes a site a megasite?
There is no single legal definition. TVA’s pioneering program set the minimum at 1,000 acres, preferably contiguous, with environmental and geotechnical testing done and access to interstates and rail.614 Other states and consultants use their own thresholds.
Are certified industrial sites good for data centers?
They can be, because the land is controlled, studied and often zoned for industry. Large tracts such as Louisiana’s former Franklin Farm megasite have become hyperscale campuses.15 But certification rarely tests power at data center scale, so electric capacity, water and fiber need separate confirmation.3
How long does site certification take?
It depends on the program and on how many studies are already done. Alabama’s program has said the process usually takes about a year or longer because it involves the preliminary geotechnical, environmental, species and artifact studies.13
Does certification expire?
Many programs allow or require renewal; Georgia’s GRAD program, for example, offers renewal of an existing certification.2 Even where a label has no end date, the underlying studies age, so ask when each report was prepared and plan to update the Phase I before closing.
Notes
- 1.Tennessee Department of Economic and Community Development, “Criteria and Definitions June 2024,” 2024. tnecd.com
- 2.Georgia Department of Economic Development, “GRAD Certified Sites,” n.d. georgia.org
- 3.Cushman & Wakefield, “Data Center Site Readiness,” n.d. cushmanwakefield.com
- 4.Data Center Knowledge, “Praetorian’s Virginia Megasite Could Accommodate Data Center Development,” n.d. datacenterknowledge.com
- 5.Great River Energy, “Report recommends set standards for site readiness programs,” n.d. econdev.greatriverenergy.com
- 6.Area Development, “Megasites Equal Megabusiness: Certification Requirements and Processes for Megasites and Supersites,” 2008. areadevelopment.com
- 7.Quest Site Solutions (via Danville Office of Economic Development), “SVMS Quest Certification Letter,” 2021. discoverdanville.com
- 8.Northern Kentucky Tribune, “Duke Energy selects three high-potential industrial sites for its 2025 Site Readiness Program,” 2025. nkytribune.com
- 9.Kentucky Cabinet for Economic Development, “Build-Ready Standards,” n.d. newkentuckyhome.ky.gov
- 10.Austin Consulting, “Select Tennessee Site Certification Program,” n.d. theaustin.com
- 11.Georgia Department of Economic Development, “Savannah Portside International Park Certified ‘Ready for Accelerated Development’ with ‘Select’ Status,” 2026. georgia.org
- 12.JobsOhio, “Hudson Innovation Park Achieves Prestigious SiteOhio Authenticated Status,” 2026. jobsohio.com
- 13.Atmore News, “Rivercane receives AdvantageSite certification,” 2016. atmorenews.com
- 14.Trade and Industry Development, “Chance Favors the Prepared Mega Site,” n.d. tradeandindustrydev.com
- 15.Louisiana Economic Development, “Meta Selects Northeast Louisiana as Site of $10 Billion Artificial Intelligence Optimized Data Center,” 2024. opportunitylouisiana.gov
- 16.Expansion Solutions, “Governor DeWine Announces Guidelines for $750M All Ohio Future Fund,” 2024. expansionsolutionsmagazine.com
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This guide is general information about data center site selection. It is not engineering, legal, tax or investment advice. Requirements vary by state, utility and county, so confirm the specifics for any site with the relevant authorities and advisors.
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