FRS Facility Detail Report


MARTIN MARIETTA CASTLE ROCK READY MIX

EPA Registry Id: 110001430728
309 SOUTH GILBERT STREET
CASTLE ROCK, CO 80104-2215


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)
SMYRNA READY MIX - CASTLE ROCK READY MIX 2200011 AIR MINOR EIS 01/09/2025
ICIS-AIR (AIR)
SMYRNA READY MIX - CASTLE ROCK READY MIX CO0000000803500004 AIR MINOR ICIS 10/02/2018
AIR FACILITY SYSTEM
MARTIN MARIETTA - 309 S GILBERT 0803500004 AIR MINOR (OPERATING) AIRS/AFS 10/21/2013
TOXICS RELEASE INVENTORY SYSTEM
SMYRNA READY MIX CONCRETE, LLC - CASTLE ROCK READY MIX 80104LFRGW309SG TRI REPORTER TRIS 06/28/2023
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
LAFARGE CASTLE ROCK GARAGE COD980285472 UNSPECIFIED UNIVERSE (N) RCRAINFO

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIR
3273
READY-MIXED CONCRETE

AIRS/AFS
3273
READY-MIXED CONCRETE

Facility Codes and Flags

EPA Region: 08
Duns Number: 067568246, 809750912
Congressional District Number: 04
Legislative District Number:
HUC Code/Watershed: 10190002 / UPPER SOUTH PLATTE
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
LAFARGE ENVIRONMENTAL TRIS
LAFARGE WEST INC EIS
LAFARGE CASTLE ROCK READY MIX FRS
MARTIN MARIETTA - 309 S GILBERT AIRS/AFS
LAFARGE CASTLE ROCK GARAGE RCRAINFO
MOBILE PREMIX CONCRETE INCORPORATED AIRS/AFS
LAFARGE NORTH AMERICA FRS
WESTERN MOBILE INC AIRS/AFS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OWNER
MOBILE PREMIX CONCRETE
RCRAINFO
View
PARENT COMPANY
MARTIN MARIETTA MATERIALS INC 809750912
TRIS


PARENT COMPANY
LAFARGE NA 067568246
TRIS


National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
TRIS 327320 READY-MIX CONCRETE MANUFACTURING.
AIR 327320 READY-MIX CONCRETE MANUFACTURING.
AIRS/AFS 327320 READY-MIX CONCRETE MANUFACTURING.
EIS 327320 READY-MIX CONCRETE MANUFACTURING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
MAILING ADDRESS 1590 W. 12TH AVENUE DENVER CO 80204 TRIS
REGULATORY CONTACT 309 S GILBERT CASTLE ROCK CO 80104 RCRAINFO
FACILITY MAILING ADDRESS 1590 W. 12TH AVE DENVER CO 80204 AIRS/AFS
FACILITY MAILING ADDRESS 1590 W 12TH AVE DENVER CO 80204 RCRAINFO
FACILITY MAILING ADDRESS 1590 W. 12TH AVE DENVER CO 80204 AIR
OWNER DATA NOT REQUESTED DATA NOT REQUESTED SD 99999 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
COMPLIANCE CONTACT
HOLLY BELLMUND
303-657-4337
AIR


UNKNOWN CONTACT
HOLLY BELLMUND
303-657-4337
AIR


UNKNOWN CONTACT
HOLLY BELLMUND
303-657-4337
AIRS/AFS


PUBLIC CONTACT
JAMES SHARN
5136176841
TRIS


COMPLIANCE CONTACT
HOLLY BELLMUND
303-657-4337
AIRS/AFS


Query executed on: OCT-15-2025


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