EPA TRI Facility · Chemicals
Aoc LLC
Valparaiso, IN · Parent: Alpha Corp
- Total releases
- 80.6K lbs
- Chemicals reported
- 9
- Carcinogens
- 3
- Primary pathway
- Air Releases
AIR Form-R mix
Aoc LLC: how the 80.6K lbs splits
80.6K lbs across all reported pathways
- Air Releases 77.2K lbs 95.9%
- Off-site Transfers 3.3K lbs 4.1%
- Land Disposal 0 lbs <0.1%
Aoc LLC's 80.6K lbs Form-R total is AIR - air releases is 95.9% of the bar. Next segment: off-site transfers at 4.1%. Leading chemical by pounds: Styrene.
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-HEAVY
Aoc LLC is an EPA Toxics Release Inventory reporter in Valparaiso, IN, in the chemicals sector. It reported 16.0K lbs of releases across 8 chemicals in 2023, and 80.6K lbs in total across its 2019-2023 reporting years. That ranks 5,043 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Indiana's 871 reporting TRI sites, pounds #1 is not chemical-count #1. Aoc LLC is pounds #239 and chemical-count #89 at 80.6K lbs. Uss Gary Works leads reported pounds (77.4M lbs) at 36 chemicals (chemical-count #9). Tradebe Treatment & Recycling LLC leads chemical count at 98 chemicals (11.9M lbs, pounds #12). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Ugn Inc.; Union Electric Steel Corp; Pratt Paper (in) LLC; Arch Wood Protection Inc. Similar-scale Chemicals peers outside Indiana: Usalco Centreville Plant; Bostik Manufacturing Plant; Bvpv Styrenics LLC; Dow Silicones Corp. Other Alpha Corp sites in this extract: Aoc Tennessee Plant; Aoc LLC. Largest disclosed chemicals by pounds: Styrene; Phthalic anhydride; N,N-Dimethylaniline; Methanol.
Aoc LLC stamps LIGHT volume with a dominant AIR pathway (95.9% air releases) across 9 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 80.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Usalco Centreville Plant and Bostik Manufacturing Plant.
Aoc LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
81K lbs Top 19% higher than 81% 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
Aoc LLC: carcinogen-lbs share on Form-R
Among the 3,917 Chemicals facilities in this database, Aoc LLC reports the 1,025th-largest volume (80.6K lbs). Carcinogen-classified chemicals make up 57.2% of the reported pounds, not just of the chemical count. Scale peers outside Indiana include Usalco Centreville Plant and Bostik Manufacturing Plant.
Carcinogen-heavy means ≥50% of pounds (57.2% here), not of chemical count. EPA/IARC classification ≠ site risk.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Aoc LLC's total reported releases rose from 15.8 thousand lb in 2022 to 16.0 thousand lb in 2023, based on EPA TRI filings.
- Aoc LLC's off-site transfers rose from 849 lb in 2022 to 1.1 thousand lb in 2023, based on EPA TRI filings.
Aoc LLC Form-R facts
Compare this facility
See how Aoc LLC stacks up against nearby facilities and the typical reporter.
789.8× more than the comparison
4.5× 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 Aoc LLC releases toxic chemicals into the environment. Total: 80.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 6% (15.2K lbs to 16.0K lbs).
Aoc LLC: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Aoc LLC year-over-year reported totals (increased by 6% 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: Styrene.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 15.2K lbs | 8 |
| 2020 | 17.0K lbs | 8 |
| 2021 | 16.6K lbs | 8 |
| 2022 | 15.8K lbs | 8 |
| 2023 | 16.0K lbs | 8 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 3 of 9 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Styrene | 45.4K lbs | Carcinogen |
| Phthalic anhydride | 13.5K lbs | - |
| N,N-Dimethylaniline | 11.0K lbs | - |
| Methanol | 5.3K lbs | - |
| Maleic anhydride | 4.6K lbs | - |
| Cobalt compounds | 637 lbs | Carcinogen |
| Dicyclopentadiene | 56 lbs | - |
| Ethylene glycol | 51 lbs | - |
| Cobalt And Cobalt Compounds | 0 lbs | Carcinogen |
Aoc LLC · AIR-pathway site
Nearest TRI Facilities to Aoc LLC
Closest other reporters in Indiana - including Ugn Inc., Union Electric Steel Corp, Pratt Paper (in) LLC, ordered by distance.
Showing 8 of 870 other reporting facilities in Indiana.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Indiana - e.g. Usalco Centreville Plant, Bostik Manufacturing Plant, Bvpv Styrenics LLC.
Compare beyond Indiana
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Aoc LLC on cumulative reported pounds (80.6K lbs) and distinct chemical count (9). Release-pound peers include Usalco Centreville Plant, The Pictsweet Co - Monte Alto Tx Plant, Ashley Industrial Molding. Chemical-count peers include Viatris Pharmaceuticals LLC, Prepa - San Juan Steam Plant, Solutia Inc. 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.
- Usalco Centreville Plant Centreville, MS · Chemicals 80.6K lbs reported
- The Pictsweet Co - Monte Alto Tx Plant Monte Alto, TX · Food 80.6K lbs reported
- Ashley Industrial Molding Oelwein, IA · Plastics and Rubber 80.5K lbs reported
- Building Materials Manufacturing LLC Chester, SC · Nonmetallic Mineral Product 80.4K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Viatris Pharmaceuticals LLC Barceloneta, PR · Chemicals 9 chemicals
- Prepa - San Juan Steam Plant Puerto Nuevo, PR · Electric Utilities 9 chemicals
- Solutia Inc Springfield, MA · Plastics and Rubber 9 chemicals
- O'Connell Oil Co Merrill Road Facility Pittsfield, MA · Petroleum Bulk Terminals 9 chemicals
Other Alpha Corp Facilities
Same-parent TRI sites ranked by reported releases - including Aoc Tennessee Plant, Aoc LLC.
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 Styrene, Phthalic anhydride, N,N-Dimethylaniline, Methanol; nearby reporters include Ugn Inc.. Aoc LLC 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 Aoc LLC TRI extract (LIGHT · AIR · CARC-HEAVY · lead Styrene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Aoc LLC totals are self-reported EPCRA §313 estimates for Valparaiso, IN, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325211 · Chemicals. 0.2% of Porter TRI pounds in this extract. Nearest ABS peer: Usalco Centreville Plant (Δ 3 lbs). Pounds ≠ exposure.
Aoc LLC stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead Styrene. 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