FRS Facility Detail Report


TWINBROOK EXXON

EPA Registry Id: 110022380305
12600 TWINBROOK PKW
ROCKVILLE, MD 20852-1718


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:
MARYLAND - PERMANENT (AIR) EMISSION
EXXON - 12600 TWINBROOK PARKWAY 031-1807 STATE MASTER MD-PEMIS
-
AIR MINOR
ICIS-AIR (AIR)
TWINBROOK EXXON MD0000002403101807 AIR MINOR ICIS 10/19/2014
AIR FACILITY SYSTEM
TWINBROOK EXXON 2403101807 AIR MINOR (OPERATING) AIRS/AFS 05/21/2014
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
EXXON RAS 25764 MDD985383124 VSQG (Y) RCRAINFO

MARYLAND-RESOURCE CONVERSATION AND RECOVERY ACT DATABASE
EXXON RAS 25764 6007 STATE MASTER MD-RCRA
-MDD985383124
HAZARDOUS WASTE PROGRAM

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIRS/AFS
5541
GASOLINE SERVICE STATIONS

MD-PEMIS
5541
GASOLINE SERVICE STATIONS

AIR
5541
GASOLINE SERVICE STATIONS

Facility Codes and Flags

EPA Region: 03
Duns Number:
Congressional District Number: 08
Legislative District Number:
HUC Code/Watershed: 02070010 / MIDDLE POTOMAC-ANACOSTIA-OCCOQUAN
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
EXXON - 12600 TWINBROOK PARKWAY MD-PEMIS
EXXON RAS 25764 MD-RCRA

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OWNER
EXXONMOBIL CORP
RCRAINFO
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIRS/AFS 447190 OTHER GASOLINE STATIONS.
AIR 447190 OTHER GASOLINE STATIONS.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS 12600 TWINBROOK PARKWAY ROCKVILLE MD 208521718 AIR
OWNER 601 JEFFERSON ST HOUSTON 77210 MD-RCRA
REGULATORY CONTACT PO BOX 4552 HOUSTON TX 77210 RCRAINFO
OWNER 601 JEFFERSON ST HOUSTON TX 77002 RCRAINFO
FACILITY MAILING ADDRESS 12600 TWINBROOK PARKWAY ROCKVILLE MD 208521718 AIRS/AFS
FACILITY MAILING ADDRESS PO BOX 4552 HOUSTON TX 77210 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
REGULATORY CONTACT
CAROLYN JONES
713-656-9075
RCRAINFO
View
OWNER
EXXON - 12600 TWINBROOK PARKWAY


MD-PEMIS


OWNER
EXXON MOBIL CORP
(713)656-9075
MD-RCRA
View

Query executed on: OCT-14-2025