FRS Facility Detail Report


ISGAR OLDCASTLE SW GROUP

EPA Registry Id: 110007075967
NWSE SEC 10U T34N R11W 10 MILES SW OF TOWN
DURANGO, CO 81301


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:
ICIS-AIR (AIR)
ISGAR OLDCASTLE SW GROUP CO0000000806700219 AIR MINOR ICIS 07/23/2015
AIR FACILITY SYSTEM
ISGAR OLDCASTLE SW GROUP 0806700219 AIR MINOR (OPERATING) AIRS/AFS 03/02/2010
EMISSION INVENTORY SYSTEM (EIS)
ISGAR OLDCASTLE SW GROUP 4404311 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 01/21/2022

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIR
1442
CONSTRUCTION SAND AND GRAVEL

AIRS/AFS
1442
CONSTRUCTION SAND AND GRAVEL

Facility Codes and Flags

EPA Region: 08
Duns Number:
Congressional District Number: 03
Legislative District Number:
HUC Code/Watershed: 14080105 / MIDDLE SAN JUAN
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
MOUNTAIN GRAVEL & CONSTRUCTION CO AIR

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
COMPLIANCE CONTACT
DAVID A KING
9708827232
AIRS/AFS


COMPLIANCE CONTACT
DAVID A KING
9708827232
AIR


UNKNOWN CONTACT
DAVID A KING
9708827232
AIR


UNKNOWN CONTACT
DAVID A KING
9708827232
AIRS/AFS


Query executed on: OCT-15-2025