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Heidelberg Materials - Magnolia Rmc

19503 Fm 1488, Magnolia, TX 77335

Operator
Heidelberg Materials Us Inc
County
Montgomery
EPA TRI ID
7733WCMPBL1953F

About this facility

Heidelberg Materials - Magnolia Rmc is an EPA-reporting industrial facility located in Magnolia, TX, identified in the federal Toxic Release Inventory (TRI) under facility ID 7733WCMPBL1953F. Woodlands News tracks environmental reporting for facilities in our coverage area as part of ongoing community accountability journalism.

The facility is operated by Heidelberg Materials US Inc and is one of multiple sites in the Heidelberg Materials US Inc corporate footprint. Corporate parents are required to file consolidated TRI reports for U.S. operations meeting industry-sector and chemical-threshold criteria.

The site's primary industry classification is industrial. Facilities in this sector are required to report annual releases of more than 600 toxic chemicals identified by the EPA when they manufacture, process, or otherwise use chemicals above federal reporting thresholds. The TRI program, established under the 1986 Emergency Planning and Community Right-to-Know Act, exists specifically to give residents like those in Magnolia information about toxic releases in their community.

What does TRI reporting mean? The TRI database is a public record of how much of each regulated chemical a facility releases into the air, water, and land each calendar year — plus how much is transferred off-site for disposal, recycling, or energy recovery. Reporting volume does not by itself indicate health risk; risk depends on chemical toxicity, exposure pathway, population proximity, and many other factors EPA assesses through its Risk-Screening Environmental Indicators (RSEI) program.

Woodlands News covers environmental compliance, permitting changes, accidents, and EPA enforcement actions affecting Magnolia-area facilities. Residents concerned about specific releases can search the full TRI data at the EPA Envirofacts portal or request facility-specific reports from the Texas Commission on Environmental Quality (TCEQ) or Florida Department of Environmental Protection (FDEP), depending on jurisdiction.

Tip about Heidelberg Materials - Magnolia Rmc or local environmental issues? Email editor@nexcom.media. For more environmental coverage, visit woodlandsnews.org/news. This profile uses data from the EPA Toxic Release Inventory program (Envirofacts) and is updated as facilities file new annual reports.

Frequently asked questions

Where is Heidelberg Materials - Magnolia Rmc located?
Heidelberg Materials - Magnolia Rmc is at 19503 Fm 1488 in Magnolia, TX 77335.
What is the EPA TRI program?
The Toxic Release Inventory (TRI) is a public EPA database, established under the 1986 Emergency Planning and Community Right-to-Know Act, that tracks how much of each of 600+ regulated toxic chemicals industrial facilities release into air, water, and land each year, or transfer off-site.
Does TRI reporting mean Heidelberg Materials - Magnolia Rmc is dangerous?
Not directly. TRI reporting volume is a regulatory disclosure, not a health-risk score. EPA produces a separate Risk-Screening Environmental Indicators (RSEI) score that incorporates chemical toxicity and population exposure to estimate relative risk. Heidelberg Materials - Magnolia Rmc files TRI because its industry sector and chemical usage exceed federal reporting thresholds.
Who operates Heidelberg Materials - Magnolia Rmc?
Heidelberg Materials - Magnolia Rmc is operated by Heidelberg Materials Us Inc. The parent company files consolidated TRI reports for U.S. operations meeting reporting criteria.
What is the EPA TRI ID for Heidelberg Materials - Magnolia Rmc?
The EPA TRI Facility ID (TRIFID) for Heidelberg Materials - Magnolia Rmc is 7733WCMPBL1953F. This is the unique identifier used by EPA Envirofacts for cross-referencing chemical release data.

Coverage from Woodlands News

Woodlands News reports on environmental compliance, EPA enforcement, and facility news affecting Magnolia. See woodlandsnews.org/news for the latest coverage.

Data source: U.S. EPA Toxic Release Inventory (TRI) program · Envirofacts public data · EPA facility report ↗. Updated 2026-05-22.

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