Herron Avenue Drum
IndustrialHamilton County, Ohio · PJM
At a glance
Herron Avenue Drum is an industrial datacenter candidate site in Hamilton County, Ohio, scoring 55.8/100 DC Readiness — 118th of 177 scored sites in the county. It sits in the PJM grid region and the DUKE ENERGY OHIO INC 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
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 Herron Avenue Drum compare with other sites in Hamilton County?
Herron Avenue Drum ranks 118th of 177 scored candidate sites in Hamilton County. Its 55.8/100 is roughly in line with the county average of 58.4. 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 fiber connectivity (97 vs 72) 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 Herron Avenue Drum to power, fiber and other datacenters?
The nearest located transmission bottleneck is MIAMIFOR 9 XFORMER H 345 KV (PJM), 14 miles away. For connectivity, the nearest internet exchange facility is H5 Data Centers Cincinnati II at 3.6 miles. 8 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is T5@Cincinnati, 3.6 miles away.
What are the flood, water and hazard risks at Herron Avenue Drum?
At the county level, FEMA's National Risk Index rates Hamilton 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 Hamilton County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN113763 | Substation-Adjacent | 345 kV | 600 MW | 5.2 yrs | 69.0 |
| UNKNOWN113618 | Substation-Adjacent | 345 kV | 600 MW | 5.2 yrs | 68.0 |
| UNKNOWN113672 | Substation-Adjacent | 345 kV | 600 MW | 5.2 yrs | 68.0 |
| OZ Hamilton | Greenfield | — | — | 5.2 yrs | 64.8 |
| EC Coal Hamilton County | Greenfield | — | — | 5.2 yrs | 64.1 |
| EC Near East Campus Utility Plant | Greenfield | — | — | 5.2 yrs | 64.1 |
| EC Near Procter & Gamble Cincinnati Plant | Greenfield | — | — | 5.2 yrs | 64.0 |
| EC Near Procter & Gamble Cincinnati Plant | Greenfield | — | — | 5.2 yrs | 64.0 |
Herron Avenue Drum: common questions
What is the DC Readiness score of Herron Avenue Drum?
Herron Avenue Drum scores 55.8/100 on the GridCensus DC Readiness scale, rated good. It ranks 118th of 177 scored sites in Hamilton County. The Hamilton County average is 58.4 and the Ohio average is 54.8.
Which electric utility serves Herron Avenue Drum?
DUKE ENERGY OHIO INC (investor owned) holds the retail service territory that contains the site; its holding company is DUKE ENERGY CORP.
What grid region is Herron Avenue Drum in?
Herron Avenue Drum is in the PJM region. Projects interconnecting there have averaged a 5.2-year wait from queue request to operation.
How far is Herron Avenue Drum from an internet exchange?
The nearest internet exchange facility is H5 Data Centers Cincinnati II, about 3.6 miles away; 8 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, “Herron Avenue Drum, Hamilton County, OH”, https://gridcensus.com/datacenter-sites/ohio/hamilton-county/herron-avenue-drum-ff914017 (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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