The Data Center Fight Isn't Over: What Really Happened at Marietta City Council on Wednesday, July 8th

If you live in Cherokee County and think the Marietta data center fight is somebody else's problem, look closer. The company behind it already lists properties near Woodstock and in Holly Springs as candidates for the exact same treatment. What happened at Marietta City Hall on the night of July 8 is a preview of what is coming to the rest of us, so it is worth understanding exactly how it played out.
Hundreds of neighbors packed the chamber. The meeting ran past midnight. People stood in line, gave up their evenings, and stayed to the bitter end. Here is where things actually landed.
The Powers Ferry proposal was tabled, not approved
The 18 megawatt data center proposed at 1155 Powers Ferry Place SE (case Z2026-12) was not approved and it was not denied. Councilwoman Cheryl Richardson moved to table it, centering her concerns on noise and asking for a sound and light study plus additional buffer space. That means the proposal is still alive. It will be back on a future agenda, and the community will need to show up again. You can read the city's own rezoning file and staff analysis here: https://www.mariettaga.gov/AgendaCenter/ViewFile/Item/6492?fileID=62823
A six month moratorium passed, with a big catch
The Council also passed a six month moratorium on new data centers, running through December. That sounds like a win, and pausing to write real standards is a good instinct. But read the fine print: the moratorium does not apply to the Powers Ferry proposal already in the pipeline. It stops future filings while leaving the active one untouched. A moratorium that exempts the very project drawing hundreds of residents to City Hall is not the protection it appears to be.

The staff findings the applicant does not want you to see
The most powerful arguments against this rezoning did not come from us. They came from Marietta's own planning department. Here is what the city file shows.
Marietta's planning staff concluded the rezoning is inconsistent with the City's Comprehensive Plan. The application left basic questions blank, including water usage, wastewater estimates, and noise specifications, to the point that staff said they could not fully evaluate the impacts. The paperwork contradicts itself, with the narrative claiming no significant building expansion while the plans show roughly 44,250 square feet of new construction. The application named no binding operator, and the landowner's name on the proposal was redacted. And the applicant filed a constitutional challenge threatening to sue the city before the first hearing even happened.
When a project's opening move is a litigation threat against the city that has not yet voted, that tells you everything about who this is really for.
Who is actually behind this
Community researchers spent the night digging, and what they found matters. The property traces back to Prime Group Holdings, a private equity firm based in Saratoga Springs, New York, that operates locally as Prime Storage. Their strategy is to convert self storage sites into small edge data centers under a brand called Prime Edge, with a company called Alosanar handling the management side.
You do not have to take our word for it. Prime Group markets this openly. Their corporate site is at https://www.goprimegroup.com and the Prime Edge brand site is at https://theedge.io, where they advertise edge AI infrastructure across hundreds of existing sites covering most of the United States, complete with a site finder. The trade press has covered the strategy directly: https://www.datacenterdynamics.com/en/news/prime-group-to-deploy-edge-compute-at-self-storage-sites-across-us/
Two things stand out. First, community research indicates this would be one of Prime Edge's earliest data center conversions, which would make Marietta residents the test case for an operator with little to no data center track record. Second, Prime already lists other properties across metro Atlanta and North Georgia as candidates for the same treatment, including sites in our own backyard near Woodstock and in Holly Springs. This is not a one off. It is a template, and Marietta is meant to be the proof of concept.
That is the real danger. Not one data center, but a strategy to quietly convert self storage lots all over the region, one small facility at a time, until the combined impact on our power, our noise levels, and our neighborhoods is enormous.
This is already a pattern
If you want proof this is not hypothetical, look a few miles away. The same Marietta Council already approved a much larger 108 megawatt data center on Bells Ferry Road, backed by a different developer, on a 7 to 0 vote. Residents there organized their own campaign to document the health, cost, water, and noise impacts, and you can see that research at https://stopcobbdatacenter.com
So when officials suggest this is a rare, one time decision, remember: they have already said yes to a facility six times larger, and the company at Powers Ferry has a whole map of sites it wants next.
Prime is already gutting the building
Here's the clearest sign of how sure this company feels about the outcome. On Friday, July 10, organizers went out, investigated, and photographed Prime Storage demolishing the interior of the giant storage structure, tearing out the inside to prepare it for the data center. The rezoning sits tabled, and Prime's crews are already at work. They're treating approval as a settled matter.
That confidence tells us exactly what we're up against. The people who pack the next hearing decide whether it holds.
The process itself was the problem
Even setting aside the data center, the way this meeting was run should concern every resident. Debate that belonged in a work session dragged on in real time until well past midnight. Unscheduled public comment did not open until roughly 12:19 in the morning, long after working people, parents, and anyone with a job the next day had been forced to go home. By the end, only two residents remained to speak against the data centers.
Police warned attendees against chanting and escorted at least one resident out, someone who had signed up to speak before the meeting even began. Drones circled overhead. In response, organizers filed open records requests with the City of Marietta, Cobb County Police, and the Cobb Sheriff's Office to find out whose drones they were and why they were watching us.
Making public participation this exhausting is not an accident. When a process is designed to outlast the public's patience, that is a choice. If you want to see it for yourself, the full meeting was recorded and posted here: https://youtu.be/s_Av_tJdFfw
What you can do right now
The good news is that the community that showed up on July 8 is organized, informed, and not going anywhere. Here is how to plug in today.
Email the Marietta Mayor and City Council. This is the single most effective thing you can do before the next hearing. Put Z2026-12 in the subject line, which logs your message to the case file, and keep it short. Tell them you oppose Z2026-12, that the city's own staff found it inconsistent with the Comprehensive Plan, and that the application is missing basic water, wastewater, and noise information. Three honest sentences in your own words carry more weight than a long form letter.
Here is the current Mayor and Council. You can confirm all of them on the official city page at https://www.mariettaga.gov/596/City-Council
Mayor Steve Tumlin: stumlin@mariettaga.gov
Mayor's Office (Assistant): bkelly@mariettaga.gov
Cheryl Richardson, Ward 1: crichardson@mariettaga.gov
Jason Waters, Ward 2: jwaters@mariettaga.gov
Daniel Gaddis, Ward 3: dgaddis@mariettaga.gov
Byron "Tee" Anderson, Ward 4: tanderson@mariettaga.gov
M. Carlyle Kent, Ward 5: mckent@mariettaga.gov
Andre Sims, Ward 6: asims@mariettaga.gov
Joseph Goldstein, Ward 7: jgoldstein@mariettaga.gov
Sign the petition. Add your name to the community petition against a data center in Marietta: https://actionnetwork.org/petitions/defend-your-neighborhood-no-data-center-in-marietta
Join a canvass. Help talk to neighbors and gather signatures. No experience needed, and first timers get paired up and briefed: https://actionnetwork.org/events/no-data-center-in-marietta-canvassing-3
Dig into the research. The shared files, documents, and organizing materials live here: https://shorturl.at/bUZ7Y
Save the date for the town hall on July 28. The space holds over 300 people, and we intend to fill it. We are also watching the Cobb County moratorium, which expires in August, and we plan to be ready with real proposals rather than just opposition.
They are counting on us getting tired. We are just getting started.
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