Former Mine site at 40.303, -83.179
Former MineDelaware County, Ohio · PJM
At a glance
Former Mine site at 40.303, -83.179 is a former mine datacenter candidate site in Delaware County, Ohio, scoring 53.0/100 DC Readiness — 25th of 28 scored sites in the county. It sits in the PJM grid region and the OHIO EDISON CO service territory, where interconnection has averaged 5.2 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
DC tax incentives paused for 2026; AEP Ohio large-load tariff in force.
AEP Ohio tariff: ≥25 MW, 85% take-or-pay, on-site-gen curtailment sync.
Incentive detail: DC sales tax exemption on equipment and electricity (2022 law); JobsOhio grants.
Site location
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How does Former Mine site at 40.303, -83.179 compare with other sites in Delaware County?
Former Mine site at 40.303, -83.179 ranks 25th of 28 scored candidate sites in Delaware County. Its 53.0/100 is about 11% below the county average of 59.4. It is roughly in line with the Ohio average of 54.8 and roughly in line with the national average of 53.2.
Against the Ohio average, its strongest sub-score is natural hazard (70 vs 69) and its weakest is power availability (30 vs 37). 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 40.303, -83.179 to power, fiber and other datacenters?
The nearest located transmission bottleneck is HYATTCS-MARYSVI2 MAR-HYA2 B 345 KV (PJM), 5 miles away. For connectivity, the nearest internet exchange facility is Centersquare Columbus (CMH1) at 12.8 miles. 12 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Datacenter 01319724559, 8.9 miles away.
What are the flood, water and hazard risks at Former Mine site at 40.303, -83.179?
At the county level, FEMA's National Risk Index rates Delaware County "Relatively Moderate".
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 Delaware County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| CORRIDOR | Substation-Adjacent | 765 kV | 1,000 MW | 5.2 yrs | 69.9 |
| UNKNOWN151647 | Substation-Adjacent | 765 kV | 1,000 MW | 5.2 yrs | 67.6 |
| HYATT | Substation-Adjacent | 345 kV | 600 MW | 5.2 yrs | 66.9 |
| CORRIDOR | Substation-Adjacent | 345 kV | 600 MW | 5.2 yrs | 66.3 |
| UNKNOWN113662 | Substation-Adjacent | 345 kV | 600 MW | 5.2 yrs | 66.0 |
| Greenfield (UNKNOWN151647 - CORRIDOR) | Greenfield | 765 kV | 1,000 MW | 5.2 yrs | 61.9 |
| UNKNOWN116387 | Substation-Adjacent | 138 kV | 100 MW | 5.2 yrs | 61.4 |
| UNKNOWN152408 | Substation-Adjacent | 138 kV | 100 MW | 5.2 yrs | 61.4 |
Former Mine site at 40.303, -83.179: common questions
What is the DC Readiness score of Former Mine site at 40.303, -83.179?
Former Mine site at 40.303, -83.179 scores 53.0/100 on the GridCensus DC Readiness scale, rated fair. It ranks 25th of 28 scored sites in Delaware County. The Delaware County average is 59.4 and the Ohio average is 54.8.
Which electric utility serves Former Mine site at 40.303, -83.179?
OHIO EDISON CO (investor owned) holds the retail service territory that contains the site; its holding company is FIRSTENERGY CORP.
What grid region is Former Mine site at 40.303, -83.179 in?
Former Mine site at 40.303, -83.179 is in the PJM region. Projects interconnecting there have averaged a 5.2-year wait from queue request to operation.
How far is Former Mine site at 40.303, -83.179 from an internet exchange?
The nearest internet exchange facility is Centersquare Columbus (CMH1), about 12.8 miles away; 12 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 40.303, -83.179, Delaware County, OH”, https://gridcensus.com/datacenter-sites/ohio/delaware-county/mine-site-c1a6765f (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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Every site and score for Former Mine site at 40.303, -83.179, Delaware County is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.