EPA TRI Facility · Paper

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn

Panama City, FL · Parent: Smyrna Ready Mix LLC

Total releases
4.9M lbs
Chemicals reported
25
Carcinogens
5
Primary pathway
Air Releases

AIR Form-R mix

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn: how the 4.9M lbs splits

4.9M lbs across all reported pathways

  • Air Releases 3.9M lbs 80.3%
  • Off-site Transfers 481.7K lbs 9.8%
  • Land Disposal 481.5K lbs 9.8%

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn's 4.9M lbs Form-R total is AIR - air releases is 80.3% of the bar. Next segment: off-site transfers at 9.8%. Leading chemical by pounds: Methanol.

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.

HEAVY volume AIR pathway CARC-LEAN

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn is an EPA Toxics Release Inventory reporter in Panama City, FL, in the paper sector. It reported 478.7K lbs of releases across 16 chemicals in 2022, and 4.9M lbs in total across its 2019-2022 reporting years. That ranks 435 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Florida's 659 reporting TRI sites, pounds #1 is not chemical-count #1. Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn is pounds #9 and chemical-count #5 at 4.9M lbs. Ascend Performance Materials Operations LLC leads reported pounds (116.3M lbs) at 27 chemicals (chemical-count #2). Duke Energy Florida Llc-Crystal River Power Plant leads chemical count at 31 chemicals (2.4M lbs, pounds #15). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Kraton Chemical LLC; Mmc Materials Gulf Coast LLC - Panama City; Chevron Panama City Terminal; Ready Mix USA LLC - Panama City Main Plant. Similar-scale Paper peers outside Florida: Westrock Cp LLC; Finch Paper LLC; Hood Container Corp; Boise White Paper LLC. Other Smyrna Ready Mix LLC sites in this extract: Smyrna Ready Mix Concrete. LLC - Chambers Ready Mix; Srm - Long Island City; Srm - Smith Street; Smyrna Ready Mix Concrete LLC - Picadilly Ready Mix. Largest disclosed chemicals by pounds: Methanol; Hydrogen sulfide; Ammonia; Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).

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Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn stamps HEAVY volume with a dominant AIR pathway (80.3% air releases) across 25 chemicals · 5 carcinogen-classified. Cumulative Form-R extract: 4.9M lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Westrock Cp LLC and Finch Paper LLC.

#435 of 25,986 TRI facilities nationwide by total reported releases - among the top 1.7% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn vs. every reporting TRI facility

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

4.9M lbs Top 2% higher than 98% 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

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn inside Bay's TRI pounds

Among the 384 Paper facilities in this database, Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn reports the 59th-largest volume, placing it in the top 15.4% of its sector. This one site accounts for 95.2% of every pound reported in Bay. Its reported volume is concentrated rather than spread: Methanol alone is 60.5% of the total. Scale peers outside Florida include Westrock Cp LLC and Finch Paper LLC.

County-dominant here means ≥25% of Bay's reported pounds (5.1M lbs county total). Shares only print when the site reports ≥1,000 lbs.

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn Form-R facts

Sector
Paper
HEAVY volume
4.9M lbs
AIR pathway
Air Releases
CARC-LEAN chem count
25 · 5 carc.
Lead chemical
Methanol

Compare this facility

See how Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn stacks up against nearby facilities and the typical reporter.

Total reported releases
Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn
4.9M lbs
Kraton Chemical LLC
207.0K lbs

23.7× more than the comparison

Chemicals reported
Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn
25
Kraton Chemical LLC
5

5.0× 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 Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn releases toxic chemicals into the environment. Total: 4.9M lbs.

Air Releases 3.9M lbs (80.3%)
Off-site Transfers 481.7K lbs (9.8%)
Land Disposal 481.5K lbs (9.8%)
View 4-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2022, total releases decreased by 65% (1.4M lbs to 478.7K lbs).

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn: annual Form-R pounds

HEAVY site · AIR pathway · TRI years 2019–2022

million lbs

What this shows Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn year-over-year reported totals (decreased by 65% 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: Methanol.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 1.4M lbs 19
2020 1.5M lbs 21
2021 1.5M lbs 21
2022 478.7K lbs 16

Chemical Releases

Aggregated across all reporting years (2019–2022). 5 of 25 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Methanol 3.0M lbs -
Hydrogen sulfide 352.7K lbs -
Ammonia 310.7K lbs -
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 278.5K lbs -
Manganese And Manganese Compounds 240.9K lbs -
Manganese compounds 220.2K lbs -
Acetaldehyde 194.1K lbs Carcinogen
Cresol (mixed isomers) 60.7K lbs -
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 59.5K lbs -
Phenol 54.6K lbs -
Barium And Barium Compounds 40.4K lbs -
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 36.1K lbs -
Zinc compounds 31.8K lbs -
Chlorine dioxide 24.4K lbs -
Formaldehyde 19.4K lbs Carcinogen
Lead And Lead Compounds 2.9K lbs -
Lead compounds 2.5K lbs -
Chlorine 2.1K lbs -
Formic acid 1.4K lbs -
Polycyclic aromatic compounds 1.3K lbs Carcinogen
Catechol 131 lbs Carcinogen
Mercury And Mercury Compounds 41 lbs -
Mercury compounds 17 lbs -
Benzo[g,h,i]perylene 14 lbs -
Dioxin and dioxin-like compounds 0 lbs Carcinogen

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn · AIR-pathway site

Panama City, FL
30.1431, -85.6211
County TRI context
Bay · 95.2% of county pounds
Parent company
Smyrna Ready Mix LLC

Compare beyond Florida

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn on cumulative reported pounds (4.9M lbs) and distinct chemical count (25). Release-pound peers include Msc Walbridge Coatings Inc, Envirite of Illinois Inc, Westrock Cp LLC. Chemical-count peers include Aes Puerto Rico LP, Verso Luke LLC, Virginia City Hybrid Energy Center. 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 Methanol, Hydrogen sulfide, Ammonia, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); nearby reporters include Kraton Chemical LLC. Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn stamps HEAVY 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 Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn TRI extract (HEAVY · AIR · CARC-LEAN · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn totals are self-reported EPCRA §313 estimates for Panama City, FL, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 322110 · Paper. 95.2% of Bay TRI pounds in this extract. Nearest ABS peer: Msc Walbridge Coatings Inc (Δ 5.7K lbs). Pounds ≠ exposure.

Hollingshead Materials (formerly Westrock Cp LLC Rock-Tenn stamps HEAVY volume · AIR pathway · CARC-LEAN · lead Methanol. 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