Heidelberg Materials US Cement LLC (remediation Site)
700 25th St Nw, Mason City, IA 50401
LIKELY ACTIVELAST SEEN IN FEDERAL DATA MAY 2026 · 2 SOURCES
Operating signal within 24 months, or from a single source.
What they make
Cement Manufacturing327310Where it is
43.17677, -93.22096 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Lehigh Cement CO - Mason City Facility | Mason City | Cement Manufacturing 327310 | UNVERIFIED | 0.7 KM |
| Holcim (us) INC - Mason City | Mason City | Cement Manufacturing 327310 | LIKELY ACTIVE | 1.3 KM |
| Croell Redi-mix INC | Mason City | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 2.9 KM |
| Randall Ready Mix LLC - Manly | Manly | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 13.5 KM |
| Andrew's Prestressed Concrete | Clear Lake | Other Concrete Product Manufacturing 327390 | UNVERIFIED | 10.9 KM |
Also at this address
More than one federal record exists for this street address. The primary record for the site is listed first.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 5 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, IDNR_EFD, NPDES · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | JUN 2026 | JUN 2026 |
| EPA ECHO | OPERATING | MAY 2026 | MAY 2026 |
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 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.