Greenfield (NEWLINVILLE - PEACH BOTTOM)
GreenfieldHarford County, Pennsylvania · PJM
At a glance
Greenfield (NEWLINVILLE - PEACH BOTTOM) is a greenfield datacenter candidate site in Harford County, Pennsylvania, scoring 53.4/100 DC Readiness — 28th of 44 scored sites in the county. Its nearest substation is NEWLINVILLE. It sits in the PJM grid region and the PPL ELECTRIC UTILITIES CORP service territory, where interconnection has averaged 3.6 years from request to operation. GridCensus catalogs 300 MW of candidate capacity here.
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
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: Enterprise Zone property tax credits; personal property tax credits on DC equipment.
Site location
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How does Greenfield (NEWLINVILLE - PEACH BOTTOM) compare with other sites in Harford County?
Greenfield (NEWLINVILLE - PEACH BOTTOM) ranks 28th of 44 scored candidate sites in Harford County. Its 53.4/100 is roughly in line with the county average of 56.0. It is roughly in line with the Pennsylvania average of 51.8 and roughly in line with the national average of 53.2.
Against the Pennsylvania average, its strongest sub-score is power availability (50 vs 34) and its weakest is water (84 vs 89). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Greenfield (NEWLINVILLE - PEACH BOTTOM) to power, fiber and other datacenters?
The nearest mapped substation, NEWLINVILLE, is the closest grid connection point on record and operates at 230 kV. The nearest located transmission bottleneck is COOPERPE-PEACHTAP COO-PEA A 230 KV (PJM), 2 miles away. For connectivity, the nearest internet exchange facility is USNAMES-NET at 32.7 miles. 6 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is USNAMES-NET, 32.7 miles away.
What are the flood, water and hazard risks at Greenfield (NEWLINVILLE - PEACH BOTTOM)?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). At the county level, FEMA's National Risk Index rates Harford 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 Harford County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| ROCK SPRINGS | Substation-Adjacent | 500 kV | 1,000 MW | 5.3 yrs | 68.8 |
| DELTA YORK EC | Substation-Adjacent | 500 kV | 1,000 MW | 3.6 yrs | 65.8 |
| CONASTONE | Substation-Adjacent | 500 kV | 1,000 MW | 5.3 yrs | 64.7 |
| PEACH BOTTOM | Substation-Adjacent | 500 kV | 1,000 MW | 3.6 yrs | 64.0 |
| PEACH BOTTOM | Substation-Adjacent | 500 kV | 1,000 MW | 3.6 yrs | 64.0 |
| RAPHAEL ROAD SWITCHING STATION | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 62.5 |
| UNKNOWN123011 | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 62.4 |
| TAP139126 | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 61.1 |
Greenfield (NEWLINVILLE - PEACH BOTTOM): common questions
What is the DC Readiness score of Greenfield (NEWLINVILLE - PEACH BOTTOM)?
Greenfield (NEWLINVILLE - PEACH BOTTOM) scores 53.4/100 on the GridCensus DC Readiness scale, rated fair. It ranks 28th of 44 scored sites in Harford County. The Harford County average is 56.0 and the Pennsylvania average is 51.8.
What is the nearest substation to Greenfield (NEWLINVILLE - PEACH BOTTOM)?
The nearest mapped substation is NEWLINVILLE, at 230 kV. GridCensus catalogs 300 MW of candidate capacity for the site.
Which electric utility serves Greenfield (NEWLINVILLE - PEACH BOTTOM)?
PPL ELECTRIC UTILITIES CORP (investor owned) holds the retail service territory that contains the site; its holding company is PPL CORPORATION.
What grid region is Greenfield (NEWLINVILLE - PEACH BOTTOM) in?
Greenfield (NEWLINVILLE - PEACH BOTTOM) is in the PJM region. Projects interconnecting there have averaged a 3.6-year wait from queue request to operation.
Is Greenfield (NEWLINVILLE - PEACH BOTTOM) in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
How far is Greenfield (NEWLINVILLE - PEACH BOTTOM) from an internet exchange?
The nearest internet exchange facility is USNAMES-NET, about 32.7 miles away; 6 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, “Greenfield (NEWLINVILLE - PEACH BOTTOM), Harford County, PA”, https://gridcensus.com/datacenter-sites/pennsylvania/harford-county/greenfield-newlinville-peach-bottom-1dc67bcb (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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