FRS Facility Detail Report


CEMEX CONSTRUCTION MATERIALS SOUTH LLC

EPA Registry Id: 110000467450
5134 UTE HIGHWAY
LYONS, CO 80540


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:
NATIONAL COMPLIANCE DATABASE
SOUTHWESTERN PORTLAND CEMENT I08#199102111695 1 COMPLIANCE ACTIVITY NCDB

RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
CEMEX CONSTRUCTION MATERIALS SOUTH LLC COD980957823 VSQG (Y) RCRAINFO

NATIONAL COMPLIANCE DATABASE
SOUTHWESTERN PORTLAND CEMENT C08#P-E2119116952 COMPLIANCE ACTIVITY NCDB

AIR FACILITY SYSTEM
SOUTHWESTERN PORTLAND CEMENT 0801300095 AIR MINOR (OPERATING) AIRS/AFS 03/02/2004
INTEGRATED COMPLIANCE INFORMATION SYSTEM CEMEX INCORPORATED 51242 ENFORCEMENT/COMPLIANCE ACTIVITY ICIS 06/24/2002 ICIS-08-2007-0122
FORMAL ENFORCEMENT ACTION
EMISSION INVENTORY SYSTEM (EIS)
CEMEX INC 794311 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 11/09/2021
ICIS-AIR (AIR)
CEMEX CONSTRUCTION MATERIALS SOUTH, LLC CO0000000801300124 AIR SYNTHETIC MINOR ICIS 07/23/2015
ICIS-AIR (AIR)
SOUTHWESTERN PORTLAND CEMENT CO0000000801300095 AIR MINOR ICIS 10/19/2014
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
LYONS CEMENT PLANT COR901159 STORM WATER INDUSTRIAL ICIS 05/11/2017 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
AIR FACILITY SYSTEM
CEMEX CONSTRUCTION MATERIALS - LYONS 0801300003 AIR MAJOR (OPERATING) AIRS/AFS 07/30/2014 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
TOXICS RELEASE INVENTORY SYSTEM
CEMEX CONSTRUCTION MATERIALS SOUTH LLC 80540STHWS5134U TRI REPORTER TRIS 06/17/2016
ELECTRONIC GREENHOUSE GAS REPORTING TOOL (E-GGRT)
CEMEX CONSTRUCTION MATERIALS SOUTH LLC 1007877 GREENHOUSE GAS REPORTER E-GGRT

ICIS-AIR (AIR)
CEMEX CONSTRUCTION MATERIALS - LYONS CO0000000801300003 AIR MAJOR ICIS 07/09/2015
INTEGRATED COMPLIANCE INFORMATION SYSTEM CEMEX INCORPORATED 51242 FORMAL ENFORCEMENT ACTION ICIS 02/18/2009 ICIS-08-2007-0122
FORMAL ENFORCEMENT ACTION
ICIS-AIR (AIR)
CEMEX CONSTRUCTION MATERIALS SOUTH, LLC CO0000000806900010 AIR MINOR ICIS 07/23/2015
AIR FACILITY SYSTEM
CEMEX CONSTRUCTION MATERIALS SOUTH, LLC 0806900010 AIR MINOR (PERMANENTLY CLOSED) AIRS/AFS 06/15/2011
TOXIC SUBSTANCES CONTROL ACT
CEMEX CONSTRUCTION MATERIALS SOUTH LLC 100605139 TSCA SUBMITTER TSCA 08/13/2012
EMISSION INVENTORY SYSTEM (EIS)
SOUTHWESTERN PORTLAND CEMENT 793811 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 08/26/2021
AIR FACILITY SYSTEM
CEMEX CONSTRUCTION MATERIALS SOUTH, LLC 0801300124 AIR SYNTHETIC MINOR (PERMANENTLY CLOSED) AIRS/AFS 06/15/2011
COMPLIANCE AND EMISSIONS DATA REPORTING INTERFACE
CEMEX CONSTRUCTION MATERIALS SOUTH LLC CEDRI1791 COMPLIANCE AND EMISSIONS REPORTING CEDRI 09/11/2024
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
SOUTHWEST PORTLAND CEMENT IMP HYDROSTATIC PRESSURE TEST COG073364 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
TOXIC SUBSTANCES CONTROL ACT
CEMEX CONSTRUCTION MATERIALS SOUTH LLC TSCA8346 TSCA SUBMITTER TSCA 09/20/2021
NATIONAL COMPLIANCE DATABASE
SOUTHWESTERN PORTLAND CEMENT I08#199102111695 2 COMPLIANCE ACTIVITY NCDB

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
LYONS CEMENT PLANT COG600535 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
LYONS CEMENT PLANT COR901159 ICIS-NPDES NON-MAJOR ICIS 05/11/2017 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
CEMEX CONSTRUCTION MATERIALS SOUTH, LLC LYONS CEMENT PLANT COR417353 ICIS-NPDES NON-MAJOR ICIS

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
CEMEX SANDSTONE QUARRY COG501596 ICIS-NPDES NON-MAJOR ICIS 06/30/2021 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
3241
CEMENT, HYDRAULIC

NPDES
3241
CEMENT, HYDRAULIC

AIRS/AFS
3241
CEMENT, HYDRAULIC

AIR
3241
CEMENT, HYDRAULIC

AIR
3241
CEMENT, HYDRAULIC

AIRS/AFS
1429
CRUSHED AND BROKEN STONE, NOT ELSEWHERE CLASSIFIED

ICIS
3241
CEMENT, HYDRAULIC

AIR
3241
CEMENT, HYDRAULIC

AIR
3241
CEMENT, HYDRAULIC

AIRS/AFS
3241
CEMENT, HYDRAULIC

AIR
1429
CRUSHED AND BROKEN STONE, NOT ELSEWHERE CLASSIFIED

NPDES
1429
CRUSHED AND BROKEN STONE, NOT ELSEWHERE CLASSIFIED

NPDES
1429
CRUSHED AND BROKEN STONE, NOT ELSEWHERE CLASSIFIED

AIR
1429
CRUSHED AND BROKEN STONE, NOT ELSEWHERE CLASSIFIED

NPDES
1629
HEAVY CONSTRUCTION, NOT ELSEWHERE CLASSIFIED

AIRS/AFS
1429
CRUSHED AND BROKEN STONE, NOT ELSEWHERE CLASSIFIED

AIRS/AFS
3241
CEMENT, HYDRAULIC

NPDES
3241
CEMENT, HYDRAULIC

Facility Codes and Flags

EPA Region: 08
Duns Number: 049084403, 049094403, 189840945
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
SOUTHWESTERN PORTLAND AIR
SOUTHWESTERN PORTLAND CEMENT CO AIR
CEMEX INC - LYONS CEMENT PLANT EIS
CEMEX CONSTRUCTION MATERIALS - LYONS EIS
SOUTHDOWN INC. ECOMAP
CEMEX INCorporated TRI REPORTING FORM
LYONS CEMENT PLANT NPDES
SOUTHWEST PORTLAND CEMENT IMP HYDROSTATIC PRESSURE TEST ICIS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OWNER
CEMEX CONSTRUCTION MATERIALS SOUTH LLP
RCRAINFO
View
OPERATOR
CEMEX INC
RCRAINFO
View
OPERATOR
CEMEX CONSTRUCTION MATERIALS SOUTH LLC
RCRAINFO
View
MAILING ADDRESS
SOUTHDOWN INC
NPDES
View
PARENT OWNER
CEMEX
E-GGRT


OPERATOR
CEMEX CONSTRUCTION MATERIALS SOUTH LLP
RCRAINFO
View
OWNER
CEMEX, INC.
NPDES
View
MAILING ADDRESS
SOUTHDOWN INC 049084403
NPDES
View
PARENT COMPANY
CEMEX INC 189840945
TRIS


OWNER
CEMEX
RCRAINFO
View
PARENT COMPANY
CEMEX INC 049094403
TSCA
View
PARENT COMPANY
CEMEX INC
TSCA
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
E-GGRT 327310 CEMENT MANUFACTURING.
EIS 327310 CEMENT MANUFACTURING.
RCRAINFO 32731 CEMENT MANUFACTURING
TRIS 327310 CEMENT MANUFACTURING.
EIS 212319 OTHER CRUSHED AND BROKEN STONE MINING AND QUARRYING.
AIRS/AFS 212319 OTHER CRUSHED AND BROKEN STONE MINING AND QUARRYING.
AIRS/AFS 212319 OTHER CRUSHED AND BROKEN STONE MINING AND QUARRYING.
TRIS 212312 CRUSHED AND BROKEN LIMESTONE MINING AND QUARRYING.
AIR 212319 OTHER CRUSHED AND BROKEN STONE MINING AND QUARRYING.
AIR 327310 CEMENT MANUFACTURING.
AIR 327310 CEMENT MANUFACTURING.
AIR 212319 OTHER CRUSHED AND BROKEN STONE MINING AND QUARRYING.
AIRS/AFS 327310 CEMENT MANUFACTURING.
AIRS/AFS 327310 CEMENT MANUFACTURING.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS P O BOX 529 LYONS CO 80540 AIRS/AFS
FACILITY MAILING ADDRESS PO BOX 529 LYONS CO 80540 AIR
REGULATORY CONTACT P O BOX 529 LYONS CO 80540 RCRAINFO
FACILITY MAILING ADDRESS P O BOX 529 LYONS CO 80540 AIR
PARENT COMPANY 929 GESSNER ROAD HOUSTON TX 80540 TSCA
OPERATOR 11361 ROWENA AVE LYONS OR 97358 RCRAINFO
MAILING ADDRESS LYONS CEMENT PLANT LYONS CO 80540 NPDES
FACILITY MAILING ADDRESS PO BOX 529 LYONS CO 80540 AIRS/AFS
MAILING ADDRESS PO BOX 529 LYONS CO 80540 TRIS
FACILITY MAILING ADDRESS PO BOX 467 LYONS CO 80540 AIR
FACILITY MAILING ADDRESS PO BOX 467 LYONS CO 80540 AIRS/AFS
OWNER P O BOX 529 LYONS CO 80540 RCRAINFO
FACILITY MAILING ADDRESS P O BOX 529 LYONS CO 80540 RCRAINFO
OWNER 11361 ROWENA AVE LYONS OR 97358 RCRAINFO
OWNER LYONS PLANT HOUSTON TX 77064 NPDES

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
TECHNICAL CONTACT
MR. BRADLEY S WILSON


TSCA


TECHNICAL CONTACT
DENISE ARTHUR
3038232115
TRIS


SITE CONTACT
RICKY ALVARADO
9708747384
NPDES


UNKNOWN CONTACT
STEVE MOSSBERG
3038232100
AIRS/AFS


UNKNOWN CONTACT
STEVE MOSSBERG
3038232100
AIR


UNKNOWN CONTACT
RANDY WILEY
3038236685
AIRS/AFS


COMPLIANCE CONTACT
STEVE MOSSBERG
3038232100
AIR


COMPLIANCE CONTACT
RANDY WILEY
3038236685
AIR


REGULATORY CONTACT
SCOTT A HARCUS
3038232124
RCRAINFO
View
FACILITY SITE CONTACT
MICHAEL WHITEHEAD
3038232115
NPDES


SITE CONTACT
SCOTT HARCUS
3038232124
NPDES


COMPLIANCE CONTACT
STEVE MOSSBERG
3038232100
AIRS/AFS


FACILITY SITE CONTACT
DENISE ARTHUR
3038232115
NPDES


CONTACT ADDRESS
MICHAEL WHITEHEAD
3038232115
NPDES


COMPLIANCE CONTACT
RANDY WILEY
3038236685
AIRS/AFS


UNKNOWN CONTACT
RANDY WILEY
3038236685
AIR


Query executed on: OCT-14-2025


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