ROUND VALLEY
Substation-AdjacentCatron County, Arizona · WECC
ROUND VALLEY is a substation-adjacent datacenter candidate site in Catron County, Arizona, interconnecting through WECC. It screens at 47.9/100 DC Readiness with a catalogued 50 MW of candidate capacity and a 6.9 yrs average interconnection-queue wait.
Power & interconnection
Speed to power
Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
Sales-tax exemption suspended Jul 2026–Jun 2029; water constraints add scrutiny.
Site location
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Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Catron County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| SPRINGERVILLE | Substation-Adjacent | 345 kV | 600 MW | 6.9 yrs | 60.0 |
| EC Coal Catron County | Greenfield | — | — | 3.5 yrs | 50.1 |
| EC FFE Catron County | Greenfield | — | — | 3.5 yrs | 49.0 |
| UNKNOWN306697 | Substation-Adjacent | 69 kV | 50 MW | 6.9 yrs | 47.6 |
| NUTRIOSO | Substation-Adjacent | 69 kV | 50 MW | 6.9 yrs | 47.2 |
| EC Coal Catron County | Greenfield | — | — | 3.5 yrs | 46.2 |
| STEVENS | Substation-Adjacent | 69 kV | 50 MW | 3.3 yrs | 44.9 |
| LUNA | Substation-Adjacent | 69 kV | 50 MW | 3.3 yrs | 44.9 |
Dataset updated . Screening estimates derived from public data sources.
Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.
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This page shows a public slice of the GridCensus dataset for ROUND VALLEY, Catron County. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.