EPA TRI Facility · Nonmetallic Mineral Product
Mmc Materials Inc - Starkville
Starkville, MS · Parent: Mmc Materials Inc
- Total releases
- 21 lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Water Discharges
WATER Form-R mix
Mmc Materials Inc - Starkville: how the 21 lbs splits
21 lbs across all reported pathways
- Water Discharges 21 lbs 97.8%
- Air Releases 0 lbs 2.2%
- Land Disposal 0 lbs <0.1%
Mmc Materials Inc - Starkville's 21 lbs Form-R total is WATER - water discharges is 97.8% of the bar. Next segment: air releases at 2.2%. Leading chemical by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
TRACE volume WATER pathway CARC-LEAN
Mmc Materials Inc - Starkville is an EPA Toxics Release Inventory reporter in Starkville, MS, in the nonmetallic mineral product sector. It reported 19 lbs of releases across 2 chemicals in 2023, and 21 lbs in total across its 2019-2023 reporting years. That ranks 17,922 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 - Starkville is pounds #270 and chemical-count #196 at 21 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). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Southwire Co; Delta Industries Inc - Plant 41; Primetals Technologies USA LLC; Columbus Roll Shop. Similar-scale Nonmetallic Mineral Product peers outside Mississippi: Nevada Ready Mix Bonanza; County Concrete Corp. - East Orange Facility; Hancock Concrete Products; Concrete Co of Springfield- Republic. Other Mmc Materials Inc sites in this extract: Mmc Materials Inc - Grenada; Mmc Materials Inc - Oxford; Mmc Materials Inc - Olive Branch Plant; Mmc Materials Inc - Horn Lake. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Lead.
Mmc Materials Inc - Starkville stamps TRACE volume with a dominant WATER pathway (97.8% water discharges) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 21 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Nevada Ready Mix Bonanza and County Concrete Corp. - East Orange Facility.
Mmc Materials Inc - Starkville vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
21 lbs 31st percentile higher than 31% 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 - Starkville in the Nonmetallic Mineral Product sector extract
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Mmc Materials Inc - Starkville reports the 1,059th-largest volume (21 lbs). Scale peers outside Mississippi include Nevada Ready Mix Bonanza and County Concrete Corp. - East Orange Facility.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Mmc Materials Inc - Starkville's total reported releases rose from 1 lb in 2022 to 19 lb in 2023, based on EPA TRI filings.
- Mmc Materials Inc - Starkville's water releases rose from 0 lb in 2022 to 19 lb in 2023, based on EPA TRI filings.
- Mmc Materials Inc - Starkville's chemicals reported rose from 1 in 2022 to 2 in 2023, based on EPA TRI filings.
Mmc Materials Inc - Starkville Form-R facts
Compare this facility
See how Mmc Materials Inc - Starkville stacks up against nearby facilities and the typical reporter.
100% less than the comparison
71% less than 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 Mmc Materials Inc - Starkville releases toxic chemicals into the environment. Total: 21 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 3513% (1 lbs to 19 lbs).
Mmc Materials Inc - Starkville: 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 - Starkville year-over-year reported totals (increased by 3513% 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: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1 lbs | 1 |
| 2020 | 1 lbs | 1 |
| 2021 | 0 lbs | 1 |
| 2022 | 1 lbs | 1 |
| 2023 | 19 lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 2 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 19 lbs | - |
| Lead | 2 lbs | Carcinogen |
Mmc Materials Inc - Starkville · WATER-pathway site
Nearest TRI Facilities to Mmc Materials Inc - Starkville
Closest other reporters in Mississippi - including Southwire Co, Delta Industries Inc - Plant 41, Primetals Technologies USA LLC, 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. Nevada Ready Mix Bonanza, County Concrete Corp. - East Orange Facility, Hancock Concrete Products.
Other Mmc Materials Inc Facilities
Same-parent TRI sites ranked by reported releases - including Mmc Materials Inc - Grenada, Mmc Materials Inc - Oxford, Mmc Materials Inc - Olive Branch Plant.
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 Nitrate compounds (water dissociable; reportable only when in aqueous solution), Lead; nearby reporters include Southwire Co. Mmc Materials Inc - Starkville stamps TRACE volume · WATER pathway · CARC-LEAN 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 - Starkville TRI extract (TRACE · WATER · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mmc Materials Inc - Starkville totals are self-reported EPCRA §313 estimates for Starkville, MS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Oktibbeha TRI pounds in this extract. Nearest ABS peer: Dynisco Instruments (Δ 0 lbs). Pounds ≠ exposure.
Mmc Materials Inc - Starkville stamps TRACE volume · WATER pathway · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution). 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