Former Mine site at 33.236, -111.523
Former MinePinal County, Arizona · WECC
At a glance
Former Mine site at 33.236, -111.523 is a former mine datacenter candidate site in Pinal County, Arizona, scoring 49.6/100 DC Readiness — 162nd of 471 scored sites in the county. It sits in the WECC grid region and the SALT RIVER PROJECT service territory, where interconnection has averaged 3.5 years from request to operation.
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.
Incentive detail: Government Property Lease Excise Tax (GPLET) for qualified facilities on government land.
Site location
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How does Former Mine site at 33.236, -111.523 compare with other sites in Pinal County?
Former Mine site at 33.236, -111.523 ranks 162nd of 471 scored candidate sites in Pinal County. Its 49.6/100 is roughly in line with the county average of 49.5. It is roughly in line with the Arizona average of 48.5 and roughly in line with the national average of 53.2.
Against the Arizona average, its strongest sub-score is fiber connectivity (80 vs 66) and its weakest is power availability (30 vs 34). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Former Mine site at 33.236, -111.523 to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is EdgeCore Phoenix at 9.4 miles. 15 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Apple Mesa Data Center, 9 miles away.
What are the flood, water and hazard risks at Former Mine site at 33.236, -111.523?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). At the county level, FEMA's National Risk Index rates Pinal County "Relatively Low".
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 Pinal County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| Copper Crossing Energy and Research Cent | Brownfield | 69 kV | 1,779 MW | 3.5 yrs | 69.5 |
| BROWNING | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 65.7 |
| SAGUARO | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 63.8 |
| ABEL | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 63.0 |
| DUKE | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 62.3 |
| TORTOLITA | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 62.0 |
| PINAL CENTRAL | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 61.4 |
| SCHRADER | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 60.8 |
Former Mine site at 33.236, -111.523: common questions
What is the DC Readiness score of Former Mine site at 33.236, -111.523?
Former Mine site at 33.236, -111.523 scores 49.6/100 on the GridCensus DC Readiness scale, rated fair. It ranks 162nd of 471 scored sites in Pinal County. The Pinal County average is 49.5 and the Arizona average is 48.5.
Which electric utility serves Former Mine site at 33.236, -111.523?
SALT RIVER PROJECT (political subdivision) holds the retail service territory that contains the site.
What grid region is Former Mine site at 33.236, -111.523 in?
Former Mine site at 33.236, -111.523 is in the WECC region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
Is Former Mine site at 33.236, -111.523 in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
How far is Former Mine site at 33.236, -111.523 from an internet exchange?
The nearest internet exchange facility is EdgeCore Phoenix, about 9.4 miles away; 15 fiber providers report service at the location.
Related pages
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Former Mine site at 33.236, -111.523, Pinal County, AZ”, https://gridcensus.com/datacenter-sites/arizona/pinal-county/mine-site-0ff49dfd (data as of October 10, 2026).
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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