EPA TRI Facility · Chemicals
Continental Carbon Co Ponca City Ok Plant
Ponca City, OK · Parent: Continental Carbon Co
- Total releases
- 30.9K lbs
- Chemicals reported
- 6
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Continental Carbon Co Ponca City Ok Plant: how the 30.9K lbs splits
30.9K lbs across all reported pathways
- Air Releases 30.7K lbs 99.2%
- Off-site Transfers 233 lbs 0.8%
Continental Carbon Co Ponca City Ok Plant's 30.9K lbs Form-R total is AIR - air releases is 99.2% of the bar. Next segment: off-site transfers at 0.8%. Leading chemical by pounds: Hydrogen sulfide.
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 TRACE-CARC
Continental Carbon Co Ponca City Ok Plant is an EPA Toxics Release Inventory reporter in Ponca City, OK, in the chemicals sector. It reported 15.0K lbs of releases across 3 chemicals in 2023, and 30.9K lbs in total across its 2019-2023 reporting years. That ranks 7,251 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. Continental Carbon Co Ponca City Ok Plant is pounds #126 and chemical-count #80 at 30.9K 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 rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Jupiter Sulphur LLC; Phillips 66 Ponca City Site; Mertz Manufacturing Inc; Air System Components LP. Similar-scale Chemicals peers outside Oklahoma: Quad Greenfield LLC; Itw Evercoat; Polynt Composites USA Inc. - Azusa Plant; Air Products & Chemicals Inc. - Convent Smr. Other Continental Carbon Co sites in this extract: Continental Carbon Co Phenix City; Continental Carbon Co Sunray. Largest disclosed chemicals by pounds: Hydrogen sulfide; Carbon disulfide; Hydrogen cyanide; Polycyclic aromatic compounds.
Continental Carbon Co Ponca City Ok Plant stamps LIGHT volume with a dominant AIR pathway (99.2% air releases) across 6 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 30.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Quad Greenfield LLC and Itw Evercoat.
Continental Carbon Co Ponca City Ok Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
31K lbs Top 28% higher than 72% 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
Continental Carbon Co Ponca City Ok Plant: Hydrogen sulfide-led volume
Among the 3,917 Chemicals facilities in this database, Continental Carbon Co Ponca City Ok Plant reports the 1,529th-largest volume (30.9K lbs). Its reported volume is concentrated rather than spread: Hydrogen sulfide alone is 65.2% of the total. Scale peers outside Oklahoma include Quad Greenfield LLC and Itw Evercoat.
Concentrated means ≥60% of Continental Carbon Co Ponca City Ok Plant's pounds in one chemical - here Hydrogen sulfide at 65.2%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Continental Carbon Co Ponca City Ok Plant's total reported releases rose from 10.9 thousand lb in 2022 to 15.0 thousand lb in 2023, based on EPA TRI filings.
- Continental Carbon Co Ponca City Ok Plant's air releases rose from 10.9 thousand lb in 2022 to 15.0 thousand lb in 2023, based on EPA TRI filings.
Continental Carbon Co Ponca City Ok Plant Form-R facts
Compare this facility
See how Continental Carbon Co Ponca City Ok Plant stacks up against nearby facilities and the typical reporter.
97% less than the comparison
20% 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 Continental Carbon Co Ponca City Ok Plant releases toxic chemicals into the environment. Total: 30.9K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 342% (3.4K lbs to 15.0K lbs).
Continental Carbon Co Ponca City Ok Plant: 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 Continental Carbon Co Ponca City Ok Plant year-over-year reported totals (increased by 342% 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: Hydrogen sulfide.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 3.4K lbs | 6 |
| 2020 | 1.5K lbs | 6 |
| 2021 | 92 lbs | 5 |
| 2022 | 10.9K lbs | 3 |
| 2023 | 15.0K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Hydrogen sulfide | 20.1K lbs | - |
| Carbon disulfide | 9.7K lbs | - |
| Hydrogen cyanide | 690 lbs | - |
| Polycyclic aromatic compounds | 260 lbs | Carcinogen |
| Carbonyl sulfide | 105 lbs | - |
| Benzo[g,h,i]perylene | 14 lbs | - |
Continental Carbon Co Ponca City Ok Plant · AIR-pathway site
Nearest TRI Facilities to Continental Carbon Co Ponca City Ok Plant
Closest other reporters in Oklahoma - including Jupiter Sulphur LLC, Phillips 66 Ponca City Site, Mertz Manufacturing Inc, ordered by distance.
Showing 8 of 349 other reporting facilities in Oklahoma.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Oklahoma - e.g. Quad Greenfield LLC, Itw Evercoat, Polynt Composites USA Inc. - Azusa Plant.
Compare beyond Oklahoma
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Continental Carbon Co Ponca City Ok Plant on cumulative reported pounds (30.9K lbs) and distinct chemical count (6). Release-pound peers include Tri-City Marble LLC, Structural Steel of Carolina, Parker Trutec. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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.
- Tri-City Marble LLC Allentown, PA · Plastics and Rubber 30.9K lbs reported
- Structural Steel of Carolina Winston Salem, NC · Fabricated Metals 30.9K lbs reported
- Parker Trutec Springfield, OH · Fabricated Metals 30.9K lbs reported
- Koppers Inc. (galesburg Il) Galesburg, IL · Wood Products 30.9K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Continental Carbon Co Facilities
Same-parent TRI sites ranked by reported releases - including Continental Carbon Co Phenix City, Continental Carbon Co Sunray.
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 Hydrogen sulfide, Carbon disulfide, Hydrogen cyanide, Polycyclic aromatic compounds; nearby reporters include Jupiter Sulphur LLC. Continental Carbon Co Ponca City Ok Plant stamps LIGHT volume · AIR pathway · TRACE-CARC 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 Continental Carbon Co Ponca City Ok Plant TRI extract (LIGHT · AIR · TRACE-CARC · lead Hydrogen sulfide) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Continental Carbon Co Ponca City Ok Plant totals are self-reported EPCRA §313 estimates for Ponca City, OK, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325180 · Chemicals. 0.3% of Kay TRI pounds in this extract. Nearest ABS peer: Tri-City Marble LLC (Δ 16 lbs). Pounds ≠ exposure.
Continental Carbon Co Ponca City Ok Plant stamps LIGHT volume · AIR pathway · TRACE-CARC · lead Hydrogen sulfide. 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