EPA TRI Facility · Nonmetallic Mineral Product

Buzzi Unicem Stockertown Plant

Stockertown, PA · Parent: Rc Lonestar Inc

Total releases
43.9K lbs
Chemicals reported
10
Carcinogens
2
Primary pathway
Air Releases

AIR Form-R mix

Buzzi Unicem Stockertown Plant: how the 50.3K lbs splits

50.3K lbs across all reported pathways

  • Air Releases 46.1K lbs 91.8%
  • Water Discharges 4.1K lbs 8.2%

Buzzi Unicem Stockertown Plant's 50.3K lbs Form-R total is AIR - air releases is 91.8% of the bar. Next segment: water discharges at 8.2%. Leading chemical by pounds: Ammonia.

Carcinogen-classified pounds vs other reported pounds

Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.

LIGHT volume AIR pathway CARC-LEAN

Buzzi Unicem Stockertown Plant is an EPA Toxics Release Inventory reporter in Stockertown, PA, in the nonmetallic mineral product sector. It reported 6.4K lbs of releases across 8 chemicals in 2024, and 43.9K lbs in total across its 2019-2024 reporting years. That ranks 6,418 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. Buzzi Unicem Stockertown Plant is pounds #259 and chemical-count #100 at 43.9K lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Ufp Stockertown LLC; Orbel Corp; Easton Service Center; Oldcastle Apg. Similar-scale Nonmetallic Mineral Product peers outside Pennsylvania: Armstrong World Industries Hilliard Ohio Plant; Johns Manville Plant 01; Carmeuse Lime & Stone Inc.; Ardagh Glass Inc. Other Rc Lonestar Inc sites in this extract: Lone Star Industries DBA Buzzi Unicem USA; Buzzi Unicem Usa-Cape Girardeau; Buzzi Unicem Usa-Greencastle Plant; Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant. Largest disclosed chemicals by pounds: Ammonia; Naphthalene; Aluminum (fume or dust); Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region).

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Buzzi Unicem Stockertown Plant stamps LIGHT volume with a dominant AIR pathway (91.8% air releases) across 10 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 43.9K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Armstrong World Industries Hilliard Ohio Plant and Johns Manville Plant 01.

#6,418 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Buzzi Unicem Stockertown Plant vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

44K lbs Top 25% higher than 75% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Buzzi Unicem Stockertown Plant: Ammonia-led volume

Among the 3,265 Nonmetallic Mineral Product facilities in this database, Buzzi Unicem Stockertown Plant reports the 236th-largest volume, placing it in the top 7.2% of its sector. Its reported volume is concentrated rather than spread: Ammonia alone is 86.6% of the total. Scale peers outside Pennsylvania include Armstrong World Industries Hilliard Ohio Plant and Johns Manville Plant 01.

Concentrated means ≥60% of Buzzi Unicem Stockertown Plant's pounds in one chemical - here Ammonia at 86.6%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Buzzi Unicem Stockertown Plant's total reported releases fell from 10.4 thousand lb in 2022 to 9.5 thousand lb in 2023, based on EPA TRI filings.
  • Buzzi Unicem Stockertown Plant's water releases rose from 1.3 thousand lb in 2022 to 2.2 thousand lb in 2023, based on EPA TRI filings.
  • Buzzi Unicem Stockertown Plant's air releases fell from 9.1 thousand lb in 2022 to 7.3 thousand lb in 2023, based on EPA TRI filings.

Buzzi Unicem Stockertown Plant Form-R facts

Sector
Nonmetallic Mineral Product
LIGHT volume
43.9K lbs
AIR pathway
Air Releases
CARC-LEAN chem count
10 · 2 carc.
Lead chemical
Ammonia

Compare this facility

See how Buzzi Unicem Stockertown Plant stacks up against nearby facilities and the typical reporter.

Total reported releases
Buzzi Unicem Stockertown Plant
43.9K lbs
Ufp Stockertown LLC
1.3K lbs

32.5× more than the comparison

Chemicals reported
Buzzi Unicem Stockertown Plant
10
Ufp Stockertown LLC
4

2.5× 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 Buzzi Unicem Stockertown Plant releases toxic chemicals into the environment. Total: 50.3K lbs.

Air Releases 46.1K lbs (91.8%)
Water Discharges 4.1K lbs (8.2%)
View 6-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2024, total releases decreased by 16% (7.6K lbs to 6.4K lbs).

Buzzi Unicem Stockertown Plant: annual Form-R pounds

LIGHT site · AIR pathway · TRI years 2019–2024

million lbs

What this shows Buzzi Unicem Stockertown Plant year-over-year reported totals (decreased by 16% from 2019 to 2024). 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: Ammonia.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 7.6K lbs 7
2020 7.5K lbs 7
2021 8.8K lbs 7
2022 10.4K lbs 8
2023 9.5K lbs 8
2024 6.4K lbs 8

Chemical Releases

Aggregated across all reporting years (2019–2024). 2 of 11 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Ammonia 43.5K lbs -
Naphthalene 4.3K lbs Carcinogen
Aluminum (fume or dust) 1.4K lbs -
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) 456 lbs -
Manganese And Manganese Compounds 270 lbs -
Mercury And Mercury Compounds 84 lbs -
Manganese compounds 77 lbs -
Lead And Lead Compounds 50 lbs -
Zinc compounds 50 lbs -
Nickel And Nickel Compounds 38 lbs Carcinogen
Ethylene glycol 0 lbs -

Buzzi Unicem Stockertown Plant · AIR-pathway site

Stockertown, PA
40.7526, -75.2743
County TRI context
Northampton · 1.0% of county pounds
Parent company
Rc Lonestar Inc

Compare beyond Pennsylvania

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Buzzi Unicem Stockertown Plant on cumulative reported pounds (43.9K lbs) and distinct chemical count (10). Release-pound peers include Colgate-Palmolive Co Cambridge Plant, Techniplas, Milliken Chemical - Dewey Plant. Chemical-count peers include Harris Paints Corp., Saint Thomas Bulk Terminal, Total Guaynabo Bulk Terminal. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Ammonia, Naphthalene, Aluminum (fume or dust), Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); nearby reporters include Ufp Stockertown LLC. Buzzi Unicem Stockertown Plant stamps LIGHT volume · AIR 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 Buzzi Unicem Stockertown Plant TRI extract (LIGHT · AIR · CARC-LEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Buzzi Unicem Stockertown Plant totals are self-reported EPCRA §313 estimates for Stockertown, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 327310 · Nonmetallic Mineral Product. 1.0% of Northampton TRI pounds in this extract. Nearest ABS peer: Colgate-Palmolive Co Cambridge Plant (Δ 4 lbs). Pounds ≠ exposure.

Buzzi Unicem Stockertown Plant stamps LIGHT volume · AIR pathway · CARC-LEAN · lead Ammonia. 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