FRS Facility Detail Report


MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC/WILHELM L/R SITE

EPA Registry Id: 110071294100
156 WILHELM RD
WEST ALEXANDER, PA 15376-2329


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
EMISSION INVENTORY SYSTEM (EIS)
MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC/WILHELM L/R SITE 21438911 AIR MINOR EIS 11/14/2024
ICIS-AIR (AIR)
MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC/WILHELM L/R SITE PA000848333 AIR MINOR ICIS 06/14/2022

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

No SIC Codes returned.

Facility Codes and Flags

EPA Region: 03
Duns Number:
Congressional District Number: 18
Legislative District Number:
HUC Code/Watershed: 05030106 / UPPER OHIO-WHEELING
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

No Alternative Names returned.

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
MAILING ADDRESS
MARKWEST LIBERTY MIDSTREAM & RESOURCES LLC
AIR
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
EIS 211130

AIR 211130

AIR 211111 CRUDE PETROLEUM AND NATURAL GAS EXTRACTION.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
MAILING ADDRESS 4600 JBARRY CT STE 500 CANONSBURG PA 15317-5854 AIR

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
PRIMARY FACILITY CONTACT
GINA M HALSTEAD-SMITH
7244163412
AIR


Query executed on: OCT-15-2025