OZ Maricopa
GreenfieldMaricopa County, Arizona · WECC
At a glance
OZ Maricopa is a greenfield datacenter candidate site in Maricopa County, Arizona, scoring 60.1/100 DC Readiness — 66th of 1,170 scored sites in the county. It sits in the WECC grid region and the ARIZONA PUBLIC SERVICE CO 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 OZ Maricopa compare with other sites in Maricopa County?
OZ Maricopa ranks 66th of 1,170 scored candidate sites in Maricopa County. Its 60.1/100 is about 16% above the county average of 51.6. It is about 24% above the Arizona average of 48.5 and about 13% above the national average of 53.2.
Against the Arizona average, its strongest sub-score is water (47 vs 17) and its weakest is natural hazard (68 vs 77). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is OZ Maricopa to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is QTS Phoenix (PHX1) at 3.3 miles. 27 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Aligned Phoenix, 2.9 miles away.
What are the flood, water and hazard risks at OZ Maricopa?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). WRI rates baseline water stress at 4.20 on a 0–5 scale. No mapped wetlands are recorded on the parcel. A Superfund site is nearby (PHOENIX CITY OF 27TH AVE TANSFER STATION). At the county level, FEMA's National Risk Index rates Maricopa 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 Maricopa County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| KYRENE | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 66.0 |
| RUDD | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 65.9 |
| PINNACLE PEAK APS | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 64.7 |
| WESTWING | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 64.1 |
| MORGAN | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 63.6 |
| WARD | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 63.3 |
| EC Near Crosscut | Greenfield | — | — | 3.5 yrs | 63.2 |
| OZ Maricopa | Greenfield | — | — | 3.5 yrs | 62.9 |
OZ Maricopa: common questions
What is the DC Readiness score of OZ Maricopa?
OZ Maricopa scores 60.1/100 on the GridCensus DC Readiness scale, rated good. It ranks 66th of 1,170 scored sites in Maricopa County. The Maricopa County average is 51.6 and the Arizona average is 48.5.
Which electric utility serves OZ Maricopa?
ARIZONA PUBLIC SERVICE CO (investor owned) holds the retail service territory that contains the site; its holding company is ARIZONA PUBLIC SERVICE COMPANY.
What grid region is OZ Maricopa in?
OZ Maricopa is in the WECC region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
Is OZ Maricopa in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
Who owns OZ Maricopa?
Parcel records list the owner as Sage Industrial Properties No 3 Llc (private land).
How far is OZ Maricopa from an internet exchange?
The nearest internet exchange facility is QTS Phoenix (PHX1), about 3.3 miles away; 27 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, “OZ Maricopa, Maricopa County, AZ”, https://gridcensus.com/datacenter-sites/arizona/maricopa-county/oz-maricopa-d4c85c1b (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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