Facility	City	Industry	Status	Distance
Ohd Thermacore INC	Williamsport	Metal Window and Door Manufacturing 332321	LIKELY ACTIVE	0.9 KM
Reynolds Iron Works/williamsport Plt	Williamsport	Fabricated Structural Metal Manufacturing 332312	LIKELY ACTIVE	0.9 KM
Overhead Door Corporation	Williamsport	Metal Window and Door Manufacturing 332321	LIKELY ACTIVE	1.2 KM
Nuweld, INC.	Williamsport	Fabricated Pipe and Pipe Fitting Manufacturing 332996	ACTIVE	2.1 KM
Kvaerner Power	Williamsport	Plate Work Manufacturing 332313	UNVERIFIED	2.2 KM

Every listed plant in Lycoming County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in AIR, AIRS/AFS, BR, EIS, ICIS, NPDES, PA-EFACTS, RCRAINFO, TRIS · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen MAR 2026 · last seen SEP 2026
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Record 110000334273 · first seen JUN 2017 · last seen JUN 2017

IN LYCOMING COUNTY16 other plants share this one’s industry (Architectural and Structural Metals Manufacturing, NAICS 3323); 6 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: EPA: HIGH STEEL STRUCTURES - WILLIAMSPORT FACILITY · NOV 2026
Street address: EPA: 3501 W 4TH ST · NOV 2026
City: EPA: WILLIAMSPORT · NOV 2026
State: EPA: PA · NOV 2026
County (FIPS code): EPA: 42081 · NOV 2026
Coordinates: EPA: 41.23424,-77.08309 · NOV 2026
Hazardous waste generator (RCRA): EPA ECHO: LQG · NOV 2026

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