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New $3. 5B Lilly Plant to Bring Jobs and Green Ideas to Lehigh Valley

Fogelsville, Upper Macungie Township, Lehigh County, Pennsylvania, USAMonday, March 30, 2026

A major pharmaceutical company is proposing a $3.5 billion manufacturing plant on about 150 acres of farmland north of I‑78 and west of Fogelsville. The project could create 850 permanent jobs and nearly 2,000 construction positions, while prompting a review of local traffic plans.

Site & Infrastructure

  • Location: Upper Macungie Township, 150 acres of farmland.
  • Existing Utilities: Water, sewer, and road connections already in place.

Traffic & Access

Town officials are scrutinizing the plan to avoid congestion on Main Street and nearby residences.

Issue Company Estimate Planning Office Estimate
Daily truck trips 90 ~300

Mitigation Measures:

  • Third gated entrance to an onsite substation.
  • Additional parking, driveways, and signage.
  • Proposed bus stop with benches, shelter, lights, and trash cans.

Environmental Safeguards

  • Waterways: Two streams feed Little Lehigh Creek; a 150‑foot buffer required.
  • Groundwater: County well near parking entrance must be protected.
  • Geology: Limestone caves and depressions necessitate thorough underground testing.

Green Building Initiatives

  • Solar panels
  • Green roofs
  • Geothermal heating
  • Graywater recycling for irrigation
  • Electric charging stations for visitors
  • Alternative fuel options for trucks and tractors
  • Expanded sidewalks to the east side
  • Bike racks at entrances

Timeline

Date Milestone
April 22 Zoning hearing on driveway width
May 20 Preliminary land‑use review
June 4 Final approval by township supervisors
2031 Expected plant startup

If approved, the facility will transform raw drug materials into finished medicines and devices, boosting the local economy while adhering to environmental and traffic standards.

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