Cemex Construction Materials South LLC
5134 Ute Highway, Lyons, CO 80540
LIKELY ACTIVELAST SEEN IN FEDERAL DATA MAY 2026 · 3 SOURCES
Operating signal within 24 months, or from a single source.
What they make
Cement Manufacturing327310Where it is
40.20872, -105.22924 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Cemex Construction Materials - Lyons | Lyons Area | Cement Manufacturing 327310 | UNVERIFIED | 1.0 KM |
| Golden Concrete Lllp (telesmith Cone) | Longmont Area | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 10.7 KM |
| Lafarge West, INC. | Longmont | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 10.9 KM |
| Ademar Ready Mix | Longmont | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 11.3 KM |
| Holcim-wcr INC - Francis | Longmont Area | Ready-Mix Concrete Manufacturing 327320 | LIKELY ACTIVE | 11.1 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 6 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
EPA cross-references this facility in AIR, AIRS/AFS, CEDRI, E-GGRT, EIS, ICIS, NCDB, NPDES, RCRAINFO, TRIS, TSCA · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA ECHO | OPERATING | MAY 2026 | MAY 2026 |
| EPA TRI | OPERATING | DEC 2023 | DEC 2023 |
| EPA FRS | EXISTENCE | AUG 2021 | AUG 2021 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| RCRA GENERATOR STATUS | EPA ECHO | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.