EPA TRI Facility · Nonmetallic Mineral Product
Upper Marlboro Plant
Upper Marlboro, MD · Parent: Chaney Enterprises LP
- Total releases
- 1.2K lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Upper Marlboro Plant: how the 1.2K lbs splits
1.2K lbs across all reported pathways
- Air Releases 1.2K lbs 100.0%
Upper Marlboro Plant's 1.2K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Lead.
LIGHT volume AIR pathway CARC-HEAVY
Upper Marlboro Plant is an EPA Toxics Release Inventory reporter in Upper Marlboro, MD, in the nonmetallic mineral product sector. It reported 443 lbs of releases across 1 chemical in 2022, and 1.2K lbs in total across its 2019-2022 reporting years. That ranks 13,550 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Maryland's 152 reporting TRI sites, pounds #1 is not chemical-count #1. Upper Marlboro Plant is pounds #72 and chemical-count #91 at 1.2K lbs. Darling Ingredients Inc.- Linkwood Facility leads reported pounds (9.1M lbs) at 4 chemicals (chemical-count #37). Brandon Shores & Wagner Complex leads chemical count at 27 chemicals (560.1K lbs, pounds #9). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: New Dawn Manufacturing Co; US Dod Usaf Joint Base Andrews; U.S. Dhs Fletc Cheltenham Md; Kirby Road Ready Mix Concrete. Similar-scale Nonmetallic Mineral Product peers outside Maryland: Resco Products Inc; Central Iowa Ready Mix Jefferson; Anchor Glass Container Corp-Shakopee; Unifrax I Llc- Pirson. Other Chaney Enterprises LP sites in this extract: Seat Pleasant Plant; Spotsylvania Plant; Stafford Plant; Jessup Ready Mix Concrete. Largest disclosed chemicals by pounds: Lead; Nitrate compounds (water dissociable; reportable only when in aqueous solution).
Upper Marlboro Plant stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 1.2K lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Resco Products Inc and Central Iowa Ready Mix Jefferson.
Upper Marlboro Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.2K lbs 48th percentile higher than 48% 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
Upper Marlboro Plant: Lead-led volume
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Upper Marlboro Plant reports the 592nd-largest volume, placing it in the top 18.1% of its sector. Its reported volume is concentrated rather than spread: Lead alone is 100% of the total. Carcinogen-classified chemicals make up 100% of the reported pounds, not just of the chemical count. Scale peers outside Maryland include Resco Products Inc and Central Iowa Ready Mix Jefferson.
Concentrated means ≥60% of Upper Marlboro Plant's pounds in one chemical - here Lead at 100%. Not a toxicity score.
Upper Marlboro Plant Form-R facts
Compare this facility
See how Upper Marlboro Plant stacks up against nearby facilities and the typical reporter.
4.5× more than the comparison
2.0× more 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 Upper Marlboro Plant releases toxic chemicals into the environment. Total: 1.2K lbs.
Emissions Trend Summary
From 2019 to 2022, total releases increased by 85% (239 lbs to 443 lbs).
Upper Marlboro Plant: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2022
- 2019 0
- 2020 0
- 2021 0
- 2022 0
What this shows Upper Marlboro Plant year-over-year reported totals (increased by 85% from 2019 to 2022). 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 | 239 lbs | 1 |
| 2020 | 255 lbs | 2 |
| 2021 | 308 lbs | 2 |
| 2022 | 443 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2022). 1 of 2 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead | 1.2K lbs | Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 lbs | - |
Upper Marlboro Plant · AIR-pathway site
Nearest TRI Facilities to Upper Marlboro Plant
Closest other reporters in Maryland - including New Dawn Manufacturing Co, US Dod Usaf Joint Base Andrews, U.S. Dhs Fletc Cheltenham Md, ordered by distance.
Showing 8 of 151 other reporting facilities in Maryland.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside Maryland - e.g. Resco Products Inc, Central Iowa Ready Mix Jefferson, Anchor Glass Container Corp-Shakopee.
Compare beyond Maryland
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Upper Marlboro Plant on cumulative reported pounds (1.2K lbs) and distinct chemical count (2). Release-pound peers include Fusion Inc Alloy Div Plant Two, Ultra Additives LLC, La Lumber Treating Ltd.. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Chaney Enterprises LP Facilities
Same-parent TRI sites ranked by reported releases - including Seat Pleasant Plant, Spotsylvania Plant, Stafford 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 Lead, Nitrate compounds (water dissociable; reportable only when in aqueous solution); nearby reporters include New Dawn Manufacturing Co. Upper Marlboro Plant stamps LIGHT volume · AIR 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 Upper Marlboro Plant TRI extract (LIGHT · AIR · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Upper Marlboro Plant totals are self-reported EPCRA §313 estimates for Upper Marlboro, MD, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 327320 · Nonmetallic Mineral Product. 0.6% of Prince George's TRI pounds in this extract. Nearest ABS peer: Fusion Inc Alloy Div Plant Two (Δ 0 lbs). Pounds ≠ exposure.
Upper Marlboro Plant stamps LIGHT volume · AIR 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