FRS Facility Detail Report


OLDCASTLE SW GROUP INC. DBA FOUR CORNERS

EPA Registry Id: 110007351819
SEC 2 & 11 T35N R11W
MANCOS, CO 81328


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:
AIR FACILITY SYSTEM
OLDCASTLE SW GROUP INC. DBA FOUR CORNERS 0808300052 AIR MINOR (PERMANENTLY CLOSED) AIRS/AFS 03/02/2010
ICIS-AIR (AIR)
OLDCASTLE SW GROUP INC. DBA FOUR CORNERS CO0000000808300052 AIR MINOR ICIS 07/23/2015
EMISSION INVENTORY SYSTEM (EIS)
OLDCASTLE SW GROUP INC DBA FOUR CORNERS 3444011 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 08/26/2021

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
1442
CONSTRUCTION SAND AND GRAVEL

AIR
1442
CONSTRUCTION SAND AND GRAVEL

Facility Codes and Flags

EPA Region: 08
Duns Number:
Congressional District Number: 03
Legislative District Number:
HUC Code/Watershed: 14080107 / MANCOS
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
MOUNTAIN GRAVEL & SAND CONST CO INC AIRS/AFS
FOUR CORNERS MATERIALS DBA MOUNTAIN GRAV AIRS/AFS

Organizations

No Organizations returned.

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
EIS 212321 CONSTRUCTION SAND AND GRAVEL MINING.
AIR 212321 CONSTRUCTION SAND AND GRAVEL MINING.
AIRS/AFS 212321 CONSTRUCTION SAND AND GRAVEL MINING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS P.O. BOX 788 DOLORES CO 81323 AIR
FACILITY MAILING ADDRESS P.O. BOX 788 DOLORES CO 81323 AIRS/AFS

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
UNKNOWN CONTACT
RICHARD L. TIBBITS
9708827232
AIRS/AFS


COMPLIANCE CONTACT
RICHARD L. TIBBITS
9708827232
AIR


UNKNOWN CONTACT
RICHARD L. TIBBITS
9708827232
AIR


COMPLIANCE CONTACT
RICHARD L. TIBBITS
9708827232
AIRS/AFS


Query executed on: OCT-14-2025