EPA TRI Facility · Nonmetallic Mineral Product
Mm-Markum Ready Mix
Fort Worth, TX · Parent: Martin Marietta Materials Inc
- Total releases
- 0 lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Air Releases
MIXED Form-R mix
Mm-Markum Ready Mix: how the 0 lbs splits
0 lbs across all reported pathways
- Air Releases 0 lbs 62.5%
- Water Discharges 0 lbs 37.5%
- Land Disposal 0 lbs <0.1%
Mm-Markum Ready Mix's 0 lbs Form-R total is MIXED - air releases is 62.5% of the bar. Next segment: water discharges at 37.5%. Leading chemical by pounds: Lead compounds.
TRACE volume MIXED pathway CLEAN
Mm-Markum Ready Mix is an EPA Toxics Release Inventory reporter in Fort Worth, TX, in the nonmetallic mineral product sector. It reported 0 lbs of releases across 1 chemical in 2023, and 0 lbs in total across its 2020-2023 reporting years. That ranks 20,255 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Mm-Markum Ready Mix is pounds #1837 and chemical-count #1914 at 0 lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Txi-Linkcrest Ready Mix; Redi-Mix - West Fort Worth; Gd Energy Products - Aledo; Spm Oil & Gas Inc - Fort Worth Mfg. Similar-scale Nonmetallic Mineral Product peers outside Texas: Oldcastle Apg Mid-Atlantic Crofton Md; Titan Florida-Vero Beach Rmc Plant; Standard Ready Mix Concrete Co Sioux City Plant; Woodburn Concrete. Other Martin Marietta Materials Inc sites in this extract: Martin Marietta North Texas Cement LLC; Martin Marietta Magnesia Specialties Woodville; Mission Valley Rock; Martin Marietta Arizona LLC - River Ranch Plant. Largest disclosed chemicals by pounds: Lead compounds.
Mm-Markum Ready Mix is a TRACE · MIXED-pathway Form-R site in Fort Worth, TX: 0 lbs across 1 chemical. No single media clears 70% of the bar (lead segment air releases at 62.5%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Oldcastle Apg Mid-Atlantic Crofton Md and Titan Florida-Vero Beach Rmc Plant.
Mm-Markum Ready Mix vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
0 lbs 22nd percentile higher than 22% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Mm-Markum Ready Mix in the Nonmetallic Mineral Product sector extract
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Mm-Markum Ready Mix reports the 1,838th-largest volume (0 lbs). Scale peers outside Texas include Oldcastle Apg Mid-Atlantic Crofton Md and Titan Florida-Vero Beach Rmc Plant.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Mm-Markum Ready Mix Form-R facts
Compare this facility
See how Mm-Markum Ready Mix stacks up against nearby facilities and the typical reporter.
11.3× more than the comparison
About the same as the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Mm-Markum Ready Mix releases toxic chemicals into the environment. Total: 0 lbs.
Emissions Trend Summary
From 2020 to 2023, total releases decreased by 12% (0 lbs to 0 lbs).
Mm-Markum Ready Mix: annual Form-R pounds
TRACE site · MIXED pathway · TRI years 2020–2023
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Mm-Markum Ready Mix year-over-year reported totals (decreased by 12% from 2020 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Lead compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2020 | 0 lbs | 1 |
| 2021 | 0 lbs | 1 |
| 2022 | 0 lbs | 1 |
| 2023 | 0 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2020–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead compounds | 0 lbs | - |
Mm-Markum Ready Mix in Tarrant
Nearest TRI Facilities to Mm-Markum Ready Mix
Closest other reporters in Texas - including Txi-Linkcrest Ready Mix, Redi-Mix - West Fort Worth, Gd Energy Products - Aledo, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside Texas - e.g. Oldcastle Apg Mid-Atlantic Crofton Md, Titan Florida-Vero Beach Rmc Plant, Standard Ready Mix Concrete Co Sioux City Plant.
Other Martin Marietta Materials Inc Facilities
Same-parent TRI sites ranked by reported releases - including Martin Marietta North Texas Cement LLC, Martin Marietta Magnesia Specialties Woodville, Mission Valley Rock.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Lead compounds; nearby reporters include Txi-Linkcrest Ready Mix. Mm-Markum Ready Mix stamps TRACE volume · MIXED pathway · CLEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Mm-Markum Ready Mix TRI extract (TRACE · MIXED · CLEAN · lead Lead compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mm-Markum Ready Mix totals are self-reported EPCRA §313 estimates for Fort Worth, TX, latest year 2023. Form-R rows span 2020–2023 (4 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Tarrant TRI pounds in this extract. Nearest ABS peer: Oldcastle Apg Mid-Atlantic Crofton Md (Δ 0 lbs). Pounds ≠ exposure.
Mm-Markum Ready Mix stamps TRACE · MIXED pathway (air releases leads at 62.5%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov