Lyon County, Nevada, adopted a data-center zoning exclusion on December 7, 2025. Its status in this snapshot is enacted.
The record reads: "Copia Power's Monarch Data Center, backed by Carlyle Group, won approval for an $11B, 1,000 MW campus on 505 acres rezoned from agriculture in Mason Valley. The 14-building, 4.6M sq ft facility includes onsite power infrastructure and… (datacentertracker.org)."
Details
| Action | Class | Status | Date | MW threshold | Scope | Source |
|---|---|---|---|---|---|---|
| Zoning exclusion | restriction | enacted | December 7, 2025 | county-wide | datacentertracker.org |
Jurisdiction type: county. County: Lyon County. Dataset: datacentertracker. Snapshot August 15, 2026; documented actions, not a census.
Elsewhere in Lyon County
Nevada context
Nevada has 13 documented local actions across 7 jurisdictions in this snapshot. There is no statewide restriction, incentive rollback, or large-load tariff on record for Nevada in this snapshot.
A town that says no to a data center gives up local tax revenue, not jobs: one large campus pays $2M to $90M a year depending on the tax regime, against roughly 50 permanent jobs. The parent piece prices it and lists the conditions that beat a ban.