EPA TRI Facility · Nonmetallic Mineral Product
Mmc Materials Inc - Horn Lake
Horn Lake, MS · Parent: Mmc Materials Inc
- Total releases
- 5 lbs
- Chemicals reported
- 1
- Carcinogens
- 1
- Primary pathway
- Water Discharges
WATER Form-R mix
Mmc Materials Inc - Horn Lake: how the 5 lbs splits
5 lbs across all reported pathways
- Water Discharges 4 lbs 79.2%
- Air Releases 1 lbs 20.8%
Mmc Materials Inc - Horn Lake's 5 lbs Form-R total is WATER - water discharges is 79.2% of the bar. Next segment: air releases at 20.8%. Leading chemical by pounds: Lead.
TRACE volume WATER pathway CARC-HEAVY
Mmc Materials Inc - Horn Lake is an EPA Toxics Release Inventory reporter in Horn Lake, MS, in the nonmetallic mineral product sector. It reported 1 lbs of releases across 1 chemical in 2023, and 5 lbs in total across its 2019-2023 reporting years. That ranks 19,015 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Mississippi's 328 reporting TRI sites, pounds #1 is not chemical-count #1. Mmc Materials Inc - Horn Lake is pounds #279 and chemical-count #283 at 5 lbs. Tronox LLC leads reported pounds (64.0M lbs) at 17 chemicals (chemical-count #12). Chevron Products Co Pascagoula Refinery leads chemical count at 46 chemicals (7.4M lbs, pounds #9). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Rite Hite Products Corp; Abb Installation Products Inc; US Tva Southaven Combined Cycle Plant; Mmc Materials Inc - Nesbit Road. Similar-scale Nonmetallic Mineral Product peers outside Mississippi: Quikrete - Cincinnati Oh Plant; Central Carolina Concrete LLC Plant 2; Rust-Oleum Fairborn; Genesee Rmx (aka Lancaster). Other Mmc Materials Inc sites in this extract: Mmc Materials Inc - Grenada; Mmc Materials Inc - Starkville; Mmc Materials Inc - Oxford; Mmc Materials Inc - Olive Branch Plant. Largest disclosed chemicals by pounds: Lead.
Mmc Materials Inc - Horn Lake stamps TRACE volume with a dominant WATER pathway (79.2% water discharges) across 1 chemical · 1 carcinogen-classified. Cumulative Form-R extract: 5 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Quikrete - Cincinnati Oh Plant and Central Carolina Concrete LLC Plant 2.
Mmc Materials Inc - Horn Lake vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
5 lbs 27th percentile higher than 27% 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
Mmc Materials Inc - Horn Lake in the Nonmetallic Mineral Product sector extract
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Mmc Materials Inc - Horn Lake reports the 1,260th-largest volume (5 lbs). Scale peers outside Mississippi include Quikrete - Cincinnati Oh Plant and Central Carolina Concrete LLC Plant 2.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Mmc Materials Inc - Horn Lake Form-R facts
Compare this facility
See how Mmc Materials Inc - Horn Lake stacks up against nearby facilities and the typical reporter.
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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 Mmc Materials Inc - Horn Lake releases toxic chemicals into the environment. Total: 5 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 4% (1 lbs to 1 lbs).
Mmc Materials Inc - Horn Lake: 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 Mmc Materials Inc - Horn Lake year-over-year reported totals (decreased by 4% 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.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1 lbs | 1 |
| 2020 | 1 lbs | 1 |
| 2021 | 1 lbs | 1 |
| 2022 | 1 lbs | 1 |
| 2023 | 1 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 1 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead | 5 lbs | Carcinogen |
Mmc Materials Inc - Horn Lake · WATER-pathway site
Nearest TRI Facilities to Mmc Materials Inc - Horn Lake
Closest other reporters in Mississippi - including Rite Hite Products Corp, Abb Installation Products Inc, US Tva Southaven Combined Cycle Plant, ordered by distance.
Showing 8 of 327 other reporting facilities in Mississippi.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside Mississippi - e.g. Quikrete - Cincinnati Oh Plant, Central Carolina Concrete LLC Plant 2, Rust-Oleum Fairborn.
Other Mmc Materials Inc Facilities
Same-parent TRI sites ranked by reported releases - including Mmc Materials Inc - Grenada, Mmc Materials Inc - Starkville, Mmc Materials Inc - Oxford.
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; nearby reporters include Rite Hite Products Corp. Mmc Materials Inc - Horn Lake stamps TRACE volume · WATER pathway · CARC-HEAVY 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 Mmc Materials Inc - Horn Lake TRI extract (TRACE · WATER · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mmc Materials Inc - Horn Lake totals are self-reported EPCRA §313 estimates for Horn Lake, MS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Desoto TRI pounds in this extract. Nearest ABS peer: Quikrete - Cincinnati Oh Plant (Δ 0 lbs). Pounds ≠ exposure.
Mmc Materials Inc - Horn Lake stamps TRACE volume · WATER pathway · CARC-HEAVY · lead Lead. 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