AZ11624 Tars-Fort Huachuca at 31.486, -110.296
Federal ExcessCochise County, Arizona · WECC
At a glance
AZ11624 Tars-Fort Huachuca at 31.486, -110.296 is a federal excess datacenter candidate site in Cochise County, Arizona, scoring 44.3/100 DC Readiness — 62nd of 69 scored sites in the county. It sits in the WECC grid region and the SULPHUR SPRINGS VALLEY E C INC 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 AZ11624 Tars-Fort Huachuca at 31.486, -110.296 compare with other sites in Cochise County?
AZ11624 Tars-Fort Huachuca at 31.486, -110.296 ranks 62nd of 69 scored candidate sites in Cochise County. Its 44.3/100 is roughly in line with the county average of 47.3. It is roughly in line with the Arizona average of 48.5 and about 17% below the national average of 53.2.
Against the Arizona average, its strongest sub-score is natural hazard (78 vs 77) and its weakest is fiber connectivity (51 vs 66). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is AZ11624 Tars-Fort Huachuca at 31.486, -110.296 to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is MDC Nogales at 39.6 miles. 7 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is DirecTV DC, 33.6 miles away.
What are the flood, water and hazard risks at AZ11624 Tars-Fort Huachuca at 31.486, -110.296?
At the county level, FEMA's National Risk Index rates Cochise 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 Cochise County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| OZ Cochise | Greenfield | — | — | 3.5 yrs | 59.0 |
| WINCHESTER | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 57.4 |
| BUTTERFIELD | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 57.2 |
| OZ Cochise | Greenfield | — | — | 3.5 yrs | 56.9 |
| APACHE | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 56.5 |
| RED TAIL | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 55.5 |
| SAN RAFAEL | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 55.2 |
| EC FFE Cochise County | Greenfield | — | — | 3.5 yrs | 54.7 |
AZ11624 Tars-Fort Huachuca at 31.486, -110.296: common questions
What is the DC Readiness score of AZ11624 Tars-Fort Huachuca at 31.486, -110.296?
AZ11624 Tars-Fort Huachuca at 31.486, -110.296 scores 44.3/100 on the GridCensus DC Readiness scale, rated fair. It ranks 62nd of 69 scored sites in Cochise County. The Cochise County average is 47.3 and the Arizona average is 48.5.
Which electric utility serves AZ11624 Tars-Fort Huachuca at 31.486, -110.296?
SULPHUR SPRINGS VALLEY E C INC (cooperative) holds the retail service territory that contains the site; its holding company is SULPHUR SPRINGS VALLEY ELECTRIC COOPERATIVE.
What grid region is AZ11624 Tars-Fort Huachuca at 31.486, -110.296 in?
AZ11624 Tars-Fort Huachuca at 31.486, -110.296 is in the WECC region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
How far is AZ11624 Tars-Fort Huachuca at 31.486, -110.296 from an internet exchange?
The nearest internet exchange facility is MDC Nogales, about 39.6 miles away; 7 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, “AZ11624 Tars-Fort Huachuca at 31.486, -110.296, Cochise County, AZ”, https://gridcensus.com/datacenter-sites/arizona/cochise-county/az11624-tars-fort-huachuca-23c49d4a (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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