EPA TRI Facility · Nonmetallic Mineral Product
Mm-Hemphill Ready Mix
Fort Worth, TX · Parent: Martin Marietta Materials Inc
- Total releases
- 1 lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Water Discharges
WATER Form-R mix
Mm-Hemphill Ready Mix: how the 1 lbs splits
1 lbs across all reported pathways
- Water Discharges 1 lbs 83.0%
- Air Releases 0 lbs 17.0%
- Land Disposal 0 lbs <0.1%
Mm-Hemphill Ready Mix's 1 lbs Form-R total is WATER - water discharges is 83.0% of the bar. Next segment: air releases at 17.0%. Leading chemical by pounds: Lead compounds.
TRACE volume WATER pathway CLEAN
Mm-Hemphill 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 1 lbs in total across its 2019-2023 reporting years. That ranks 20,019 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-Hemphill Ready Mix is pounds #1813 and chemical-count #1900 at 1 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: Southside Plant; Holcim-Sor Inc.-Hemphill; Ball Metal Beverage Container Corp; Cm Truck Beds. Similar-scale Nonmetallic Mineral Product peers outside Texas: Thomas Concrete - Gainesville; Foley Products Co - Newnan; Argos Deerfield Beach Concrete Plant; Coastal an Oldcastle Co. 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-Hemphill Ready Mix stamps TRACE volume with a dominant WATER pathway (83.0% water discharges) across 1 chemical. Cumulative Form-R extract: 1 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Thomas Concrete - Gainesville and Foley Products Co - Newnan.
Mm-Hemphill Ready Mix vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1 lbs 23rd percentile higher than 23% 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-Hemphill Ready Mix in the Nonmetallic Mineral Product sector extract
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Mm-Hemphill Ready Mix reports the 1,687th-largest volume (1 lbs). Scale peers outside Texas include Thomas Concrete - Gainesville and Foley Products Co - Newnan.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Mm-Hemphill Ready Mix Form-R facts
Compare this facility
See how Mm-Hemphill Ready Mix stacks up against nearby facilities and the typical reporter.
57% less 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-Hemphill Ready Mix releases toxic chemicals into the environment. Total: 1 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 56% (0 lbs to 0 lbs).
Mm-Hemphill Ready Mix: annual Form-R pounds
TRACE site · WATER pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Mm-Hemphill Ready Mix year-over-year reported totals (increased by 56% from 2019 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 |
|---|---|---|
| 2019 | 0 lbs | 1 |
| 2020 | 0 lbs | 1 |
| 2021 | 0 lbs | 1 |
| 2022 | 0 lbs | 1 |
| 2023 | 0 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead compounds | 1 lbs | - |
Mm-Hemphill Ready Mix · WATER-pathway site
Nearest TRI Facilities to Mm-Hemphill Ready Mix
Closest other reporters in Texas - including Southside Plant, Holcim-Sor Inc.-Hemphill, Ball Metal Beverage Container Corp, 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. Thomas Concrete - Gainesville, Foley Products Co - Newnan, Argos Deerfield Beach Concrete 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 Southside Plant. Mm-Hemphill Ready Mix stamps TRACE volume · WATER 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-Hemphill Ready Mix TRI extract (TRACE · WATER · CLEAN · lead Lead compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mm-Hemphill Ready Mix totals are self-reported EPCRA §313 estimates for Fort Worth, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Tarrant TRI pounds in this extract. Nearest ABS peer: Bonduelle (Δ 0 lbs). Pounds ≠ exposure.
Mm-Hemphill Ready Mix stamps TRACE volume · WATER pathway · CLEAN · lead Lead compounds. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. 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