Markwest Langley Processing Plant

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Eureka Energy Corporation	Pikeville	All Other Basic Organic Chemical Manufacturing 325199	● ACTIVE	23.7 KM

Every listed plant in Floyd County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 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, CEDRI, EIS, NPDES, RCRAINFO · EPA site type STATIONARY.

• EPA ECHO compliance recordsOPERATING
  first seen APR 2026 · last seen APR 2026
• EPA Facility Registry ServiceEXISTENCE
  Record 110000536288 · first seen JUN 2017 · last seen JUN 2017

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: MARKWEST LANGLEY PROCESSING PLANT · OCT 2026

Street address

EPA: 72 MAPLE STREET · OCT 2026

City

EPA: LANGLEY · OCT 2026

State

EPA: KY · OCT 2026

County (FIPS code)

EPA: 21071 · OCT 2026

Coordinates

EPA: 37.52734,-82.79995 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: VSQG · OCT 2026