Flowing Wells Fire District
IndustrialPima County, Arizona · WECC
At a glance
Flowing Wells Fire District is an industrial datacenter candidate site in Pima County, Arizona, scoring 49.2/100 DC Readiness — 302nd of 493 scored sites in the county. It sits in the WECC grid region and the TUCSON ELECTRIC POWER 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 Flowing Wells Fire District compare with other sites in Pima County?
Flowing Wells Fire District ranks 302nd of 493 scored candidate sites in Pima County. Its 49.2/100 is roughly in line with the county average of 49.2. 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 (77 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 Flowing Wells Fire District to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Login Tucson at 5.2 miles. 10 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Login Tucson, 5.2 miles away.
What are the flood, water and hazard risks at Flowing Wells Fire District?
At the county level, FEMA's National Risk Index rates Pima 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 Pima County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| Tucson International Airport Area | Brownfield | 230 kV | 3 MW | 3.5 yrs | 62.9 |
| OZ Pima | Greenfield | — | — | 3.5 yrs | 62.8 |
| TUCSON | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 62.7 |
| OZ Pima | Greenfield | — | — | 3.5 yrs | 62.4 |
| OZ Pima | Greenfield | — | — | 3.5 yrs | 61.6 |
| EC Near H Wilson Sundt Generating Station | Greenfield | — | — | 3.5 yrs | 61.5 |
| OZ Pima | Greenfield | — | — | 3.5 yrs | 60.6 |
| EC Near H Wilson Sundt Generating Station | Greenfield | — | — | 3.5 yrs | 60.0 |
Flowing Wells Fire District: common questions
What is the DC Readiness score of Flowing Wells Fire District?
Flowing Wells Fire District scores 49.2/100 on the GridCensus DC Readiness scale, rated fair. It ranks 302nd of 493 scored sites in Pima County. The Pima County average is 49.2 and the Arizona average is 48.5.
Which electric utility serves Flowing Wells Fire District?
TUCSON ELECTRIC POWER CO (investor owned) holds the retail service territory that contains the site; its holding company is UNS ELECTRIC INCORPORATED.
What grid region is Flowing Wells Fire District in?
Flowing Wells Fire District is in the WECC region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
How far is Flowing Wells Fire District from an internet exchange?
The nearest internet exchange facility is Login Tucson, about 5.2 miles away; 10 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, “Flowing Wells Fire District, Pima County, AZ”, https://gridcensus.com/datacenter-sites/arizona/pima-county/flowing-wells-fire-district-8d735320 (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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