EPA TRI Facility · Nonmetallic Mineral Product
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant
Pryor, OK · Parent: Rc Lonestar Inc
- Total releases
- 118.6K lbs
- Chemicals reported
- 10
- Carcinogens
- 3
- Primary pathway
- Air Releases
AIR Form-R mix
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant: how the 118.6K lbs splits
118.6K lbs across all reported pathways
- Air Releases 88.9K lbs 75.0%
- Land Disposal 29.6K lbs 25.0%
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant's 118.6K lbs Form-R total is AIR - air releases is 75.0% of the bar. Next segment: land disposal at 25.0%. Leading chemical by pounds: Acetaldehyde.
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.
MID volume AIR pathway CARC-HEAVY
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant is an EPA Toxics Release Inventory reporter in Pryor, OK, in the nonmetallic mineral product sector. It reported 115 lbs of releases across 5 chemicals in 2023, and 118.6K lbs in total across its 2019-2023 reporting years. That ranks 4,226 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oklahoma's 350 reporting TRI sites, pounds #1 is not chemical-count #1. Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant is pounds #70 and chemical-count #34 at 118.6K lbs. International Paper Co leads reported pounds (28.8M lbs) at 21 chemicals (chemical-count #10). Clean Harbors Lone Mountain LLC Lone Mountain Facility leads chemical count at 51 chemicals (15.9M lbs, pounds #3). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Gold Bond Building Products - Pryor; Standard Materials Group Inc. Pryor; Gap Roofing Inc; Aptus Manufacturing I LLC. Similar-scale Nonmetallic Mineral Product peers outside Oklahoma: Carmeuse Lime Inc Grand River Operations; Owens Corning-Fort Smith; National Cement Co of California Inc; Carbo Ceramics Inc New Iberia Facility. 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; River Cement Co (dba Buzzi Unicem Usa). Largest disclosed chemicals by pounds: Acetaldehyde; Formaldehyde; Zinc compounds; Aluminum oxide (fibrous forms).
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant stamps MID volume with a dominant AIR pathway (75.0% air releases) across 10 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 118.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Carmeuse Lime Inc Grand River Operations and Owens Corning-Fort Smith.
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
119K lbs Top 16% higher than 84% 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
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant: carcinogen-lbs share on Form-R
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant reports the 165th-largest volume, placing it in the top 5.1% of its sector. Carcinogen-classified chemicals make up 67.8% of the reported pounds, not just of the chemical count. Scale peers outside Oklahoma include Carmeuse Lime Inc Grand River Operations and Owens Corning-Fort Smith.
Carcinogen-heavy means ≥50% of pounds (67.8% here), not of chemical count. EPA/IARC classification ≠ site risk.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant's total reported releases fell from 61.6 thousand lb in 2022 to 115 lb in 2023, based on EPA TRI filings.
- Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant's land releases fell from 5.7 thousand lb in 2022 to 8 lb in 2023, based on EPA TRI filings.
- Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant's air releases fell from 55.9 thousand lb in 2022 to 108 lb in 2023, based on EPA TRI filings.
- Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant's chemicals reported fell from 10 in 2022 to 5 in 2023, based on EPA TRI filings.
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant Form-R facts
Compare this facility
See how Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant stacks up against nearby facilities and the typical reporter.
359.7× more than the comparison
10.0× 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 Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant releases toxic chemicals into the environment. Total: 118.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 99% (8.2K lbs to 115 lbs).
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant year-over-year reported totals (decreased by 99% 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: Acetaldehyde.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 8.2K lbs | 6 |
| 2020 | 11.9K lbs | 6 |
| 2021 | 36.8K lbs | 7 |
| 2022 | 61.6K lbs | 10 |
| 2023 | 115 lbs | 5 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 3 of 10 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Acetaldehyde | 51.6K lbs | Carcinogen |
| Formaldehyde | 28.8K lbs | Carcinogen |
| Zinc compounds | 21.5K lbs | - |
| Aluminum oxide (fibrous forms) | 7.3K lbs | - |
| Lead And Lead Compounds | 6.5K lbs | - |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 2.7K lbs | - |
| Lithium carbonate | 57 lbs | - |
| Mercury And Mercury Compounds | 57 lbs | - |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
| Ethylene glycol | 0 lbs | - |
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant · AIR-pathway site
Nearest TRI Facilities to Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant
Closest other reporters in Oklahoma - including Gold Bond Building Products - Pryor, Standard Materials Group Inc. Pryor, Gap Roofing Inc, ordered by distance.
Showing 8 of 349 other reporting facilities in Oklahoma.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside Oklahoma - e.g. Carmeuse Lime Inc Grand River Operations, Owens Corning-Fort Smith, National Cement Co of California Inc.
Compare beyond Oklahoma
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant on cumulative reported pounds (118.6K lbs) and distinct chemical count (10). Release-pound peers include Dapco Industries, Camp James A. Garfield Joint Military Training Center, Friendship. 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.
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 Rc Lonestar Inc Facilities
Same-parent TRI sites ranked by reported releases - including Lone Star Industries DBA Buzzi Unicem USA, Buzzi Unicem Usa-Cape Girardeau, Buzzi Unicem Usa-Greencastle 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 Acetaldehyde, Formaldehyde, Zinc compounds, Aluminum oxide (fibrous forms); nearby reporters include Gold Bond Building Products - Pryor. Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant stamps MID 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 Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant TRI extract (MID · AIR · CARC-HEAVY · lead Acetaldehyde) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant totals are self-reported EPCRA §313 estimates for Pryor, OK, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327310 · Nonmetallic Mineral Product. 0.5% of Mayes TRI pounds in this extract. Nearest ABS peer: Dapco Industries (Δ 39 lbs). Pounds ≠ exposure.
Lone Star Ind. Inc. DBA Buzzi Unicem USA Pryor Cement Plant stamps MID volume · AIR pathway · CARC-HEAVY · lead Acetaldehyde. 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