FRS Facility Detail Report


LAFARGE ROCK CREEK READY MIX

EPA Registry Id: 110012702664
1160 ROCK CREEK CT.
LAFAYETTE, CO 80026


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:
TOXICS RELEASE INVENTORY SYSTEM
SMYRNA READY MIX CONCRETE, LLC - ROCK CREEK READY MIX 80026LFRGW1160R TRI REPORTER TRIS 06/28/2023
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ROCK CREEK READY MIX COR900305 ICIS-NPDES NON-MAJOR ICIS 04/23/2024 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
AIR FACILITY SYSTEM
MARTIN MARIETTA MTRLS - BATCH PLNT C3939 0801300501 AIR SYNTHETIC MINOR (OPERATING) AIRS/AFS 03/25/2013
ICIS-AIR (AIR)
SMYRNA READY MIX - ROCK CREEK READY MIX CO0000000801300501 AIR SYNTHETIC MINOR ICIS 03/16/2023
EMISSION INVENTORY SYSTEM (EIS)
SMYRNA READY MIX - ROCK CREEK READY MIX 682711 AIR SYNTHETIC MINOR EIS 01/09/2025
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ROCK CREEK READY MIX COR900305 STORM WATER INDUSTRIAL ICIS 04/23/2024 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY

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
5032
BRICK, STONE, AND RELATED CONSTRUCTION MATERIALS

AIR
5032
BRICK, STONE, AND RELATED CONSTRUCTION MATERIALS

AIR
3273
READY-MIXED CONCRETE

AIRS/AFS
3273
READY-MIXED CONCRETE

NPDES
3273
READY-MIXED CONCRETE

Facility Codes and Flags

EPA Region: 08
Duns Number: 067568246, 809750912
Congressional District Number: 02
Legislative District Number:
HUC Code/Watershed: 10190005 / ST. VRAIN
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
LAFARGE ENVIRONMENTAL TRIS
WESTERN MOBILE BOULDER INC LAND MGMT AIRS/AFS
LAFARGE WEST INC. TRIS
ROCK CREEK CONCRETE PLANT ICIS
MARTIN MARIETTA ROCK CREEK READY MIX TRIS
MARTIN MARIETTA MTRLS - BATCH PLNT C3939 AIRS/AFS
WESTERN MOBILE BOULDER INCORPORATED AIRS/AFS
LAFARGE WEST INC ROCK CREEK PLANT EIS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
PARENT COMPANY
LAFARGE NA 067568246
TRIS


PARENT COMPANY
MARTIN MARIETTA MATERIALS INC 809750912
TRIS


National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIRS/AFS 327320 READY-MIX CONCRETE MANUFACTURING.
EIS 327320 READY-MIX CONCRETE MANUFACTURING.
TRIS 327320 READY-MIX CONCRETE MANUFACTURING.
AIR 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
FACILITY MAILING ADDRESS 1590 W. 12TH AVE DENVER CO 80204 AIRS/AFS
FACILITY MAILING ADDRESS 1590 W. 12TH AVE DENVER CO 80204 AIR
PERMITTEE PO BOX 195 KENDRICK ID 83537 NPDES

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
UNKNOWN CONTACT
HOLLY E H BELLMUND
3036574337
AIRS/AFS


COMPLIANCE CONTACT
HOLLY E H BELLMUND
3036574337
AIR


COMPLIANCE CONTACT
HOLLY E H BELLMUND
3036574337
AIRS/AFS


ENVIRONMENTAL CONTACT
ERIN KUNKEL
7202456454
NPDES


PERMITTEE
SHELBY OLSEN
2102084270
NPDES
View
SITE CONTACT
DAVID JONES
7206106610
NPDES


FACILITY SITE CONTACT
WALT WRIGHT
3034068593
NPDES


UNKNOWN CONTACT
HOLLY E H BELLMUND
3036574337
AIR


SITE CONTACT
BETH HAAKE
7193295286
NPDES


Query executed on: OCT-14-2025


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