Proposed
Belmont Energy Center: solar, gas and data center site near Tonopah
Also called: Belmont Energy Center
Copia Power wants to rezone about 3,100 acres near Tonopah for a huge solar farm, a gas power plant, batteries and data centers. The company calls it the first phase of a much bigger 30,000-acre power and data campus.
Where things stand: Copia Power asked Maricopa County to rezone about 3,100 acres. No hearing date found.
🕒 Latest update (2026): Copia Power filed to rezone about 3,100 acres for solar, a gas plant, batteries and data centers.
What we know
- 📍 WhereAbout 3,100 acres in the Harquahala Valley near Tonopah, about an hour west of Phoenix., Unincorporated Maricopa County, Maricopa County
- 🏢 CompanyCopia Power
- 🌳 Size3,100 acres
- 🔌 Where the power comes fromPlan includes 2,860 acres of solar panels plus a gas power plant and batteries on about 320 acres shared with data centers.
❓ Still unanswered
Nobody has answered these in public yet. Can you help find out?
- When will Maricopa County hold hearings on the Belmont Energy Center? 🙋 I'll find out
- How many data center buildings are planned, and how big is the gas plant? 🙋 I'll find out
- Where would the water come from? 🙋 I'll find out
What happened so far
- 2026Copia Power filed to rezone about 3,100 acres for solar, a gas plant, batteries and data centers.
🛰️ See it from above
An aerial photo of the area.
We only know the town, so this shows the town center, not the exact site. Photos: USGS The National Map.
Where this comes from
- Copia Power seeks rezoning for 3,100-acre solar and data center project near Phoenix · ABC15 / Phoenix Business Journal · 2026
See something wrong? Tell us and we'll fix it.