EPA TRI Facility · Petroleum

Flint Hills Resources Corpus Christi LLC - East Plant

Corpus Christi, TX · Parent: Koch Inc.

Total releases
1.5M lbs
Chemicals reported
39
Carcinogens
9
Primary pathway
Water Discharges

MIXED Form-R mix

Flint Hills Resources Corpus Christi LLC - East Plant: how the 1.5M lbs splits

1.5M lbs across all reported pathways

  • Water Discharges 1.1M lbs 69.7%
  • Air Releases 296.8K lbs 19.3%
  • Off-site Transfers 168.6K lbs 11.0%
  • Land Disposal 68 lbs <0.1%

Flint Hills Resources Corpus Christi LLC - East Plant's 1.5M lbs Form-R total is MIXED - water discharges is 69.7% of the bar. Next segment: air releases at 19.3%. Leading chemical by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution).

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 MIXED pathway CARC-LEAN

Flint Hills Resources Corpus Christi LLC - East Plant is an EPA Toxics Release Inventory reporter in Corpus Christi, TX, in the petroleum sector. It reported 247.8K lbs of releases across 27 chemicals in 2023, and 1.5M lbs in total across its 2019-2023 reporting years. That ranks 1,021 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Flint Hills Resources Corpus Christi LLC - East Plant is pounds #111 and chemical-count #30 at 1.5M lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Citgo Refining & Chemicals Co LP East Plant; Tdc Llc-Corpus Christi Plant; American Chrome & Chemicals Inc; Magellan Processing L.P.. Similar-scale Petroleum peers outside Texas: Phillips 66 Ferndale Refinery; International Waxes Inc; Catlettsburg Refining LLC; Hf Sinclair Parco Refining LLC. Other Koch Inc. sites in this extract: Alabama River Cellulose LLC; Georgia-Pacific Naheola LLC; Foley Cellulose LLC; Georgia-Pacific Monticello LLC. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Hydrogen cyanide; Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Toluene.

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Flint Hills Resources Corpus Christi LLC - East Plant is a HEAVY · MIXED-pathway Form-R site in Corpus Christi, TX: 1.5M lbs across 39 chemicals (9 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment water discharges at 69.7%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Phillips 66 Ferndale Refinery and International Waxes Inc.

#1,021 of 25,986 TRI facilities nationwide by total reported releases - among the top 3.9% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Flint Hills Resources Corpus Christi LLC - East Plant vs. every reporting TRI facility

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

1.5M lbs Top 4% higher than 96% 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

Flint Hills Resources Corpus Christi LLC - East Plant: Nitrate compounds (water dissociable; reportable only when in aqueous solution)-led volume

Among the 902 Petroleum facilities in this database, Flint Hills Resources Corpus Christi LLC - East Plant reports the 60th-largest volume, placing it in the top 6.7% of its sector. Its reported volume is concentrated rather than spread: Nitrate compounds (water dissociable; reportable only when in aqueous solution) alone is 77.3% of the total. Scale peers outside Texas include Phillips 66 Ferndale Refinery and International Waxes Inc.

Concentrated means ≥60% of Flint Hills Resources Corpus Christi LLC - East Plant's pounds in one chemical - here Nitrate compounds (water dissociable; reportable only when in aqueous solution) at 77.3%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Flint Hills Resources Corpus Christi LLC - East Plant's total reported releases rose from 219.0 thousand lb in 2022 to 247.8 thousand lb in 2023, based on EPA TRI filings.
  • Flint Hills Resources Corpus Christi LLC - East Plant's air releases rose from 50.9 thousand lb in 2022 to 92.7 thousand lb in 2023, based on EPA TRI filings.
  • Flint Hills Resources Corpus Christi LLC - East Plant's off-site transfers fell from 33.9 thousand lb in 2022 to 24.5 thousand lb in 2023, based on EPA TRI filings.
  • Flint Hills Resources Corpus Christi LLC - East Plant's chemicals reported fell from 30 in 2022 to 27 in 2023, based on EPA TRI filings.

Flint Hills Resources Corpus Christi LLC - East Plant Form-R facts

Sector
Petroleum
HEAVY volume
1.5M lbs
MIXED pathway
Water Discharges
CARC-LEAN chem count
39 · 9 carc.
Lead chemical
Nitrate compounds (water dissociable; reportable only when in aqueous solution)

Compare this facility

See how Flint Hills Resources Corpus Christi LLC - East Plant stacks up against nearby facilities and the typical reporter.

Total reported releases
Flint Hills Resources Corpus Christi LLC - East Plant
1.5M lbs
Citgo Refining & Chemicals Co LP East Plant
5.7M lbs

73% less than the comparison

Chemicals reported
Flint Hills Resources Corpus Christi LLC - East Plant
39
Citgo Refining & Chemicals Co LP East Plant
33

18% 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 Flint Hills Resources Corpus Christi LLC - East Plant releases toxic chemicals into the environment. Total: 1.5M lbs.

Water Discharges 1.1M lbs (69.7%)
Air Releases 296.8K lbs (19.3%)
Off-site Transfers 168.6K lbs (11.0%)
Land Disposal 68 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 22% (316.4K lbs to 247.8K lbs).

Flint Hills Resources Corpus Christi LLC - East Plant: annual Form-R pounds

HEAVY site · MIXED pathway · TRI years 2019–2023

million lbs

What this shows Flint Hills Resources Corpus Christi LLC - East Plant year-over-year reported totals (decreased by 22% 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: Nitrate compounds (water dissociable; reportable only when in aqueous solution).

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 316.4K lbs 32
2020 356.9K lbs 35
2021 395.5K lbs 33
2022 219.0K lbs 30
2023 247.8K lbs 27

Chemical Releases

Aggregated across all reporting years (2019–2023). 9 of 39 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 1.2M lbs -
Hydrogen cyanide 71.3K lbs -
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 41.7K lbs -
Toluene 41.2K lbs -
Ozone 32.4K lbs -
Xylene (mixed isomers) 22.5K lbs -
Hydrogen sulfide 21.0K lbs -
Benzene 20.2K lbs Carcinogen
Vanadium compounds 17.1K lbs -
n-Hexane 16.9K lbs -
Barium And Barium Compounds 14.3K lbs -
Propylene 11.7K lbs -
Ammonia 11.5K lbs -
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5.4K lbs -
Ethylbenzene 5.3K lbs Carcinogen
1,2,4-Trimethylbenzene 4.4K lbs -
Ethylene 3.9K lbs -
Naphthalene 1.2K lbs Carcinogen
m-Xylene 1.1K lbs -
Cyclohexane 814 lbs -
Lead And Lead Compounds 657 lbs -
o-Xylene 526 lbs -
Polycyclic aromatic compounds 439 lbs Carcinogen
Cumene 430 lbs Carcinogen
Carbonyl sulfide 375 lbs -
1,3-Butadiene 339 lbs Carcinogen
p-Xylene 318 lbs -
Lead compounds 261 lbs -
Phenol 225 lbs -
Carbon disulfide 213 lbs -
Anthracene 139 lbs -
Pentachlorobenzene 99 lbs -
Benzo[g,h,i]perylene 76 lbs -
Diethanolamine 59 lbs -
Hexachlorobenzene 49 lbs Carcinogen
Cobalt And Cobalt Compounds 17 lbs Carcinogen
Mercury And Mercury Compounds 13 lbs -
Polychlorinated biphenyls 11 lbs Carcinogen
Mercury compounds 8 lbs -

Flint Hills Resources Corpus Christi LLC - East Plant in Nueces

Corpus Christi, TX
27.8054, -97.4212
County TRI context
Nueces · 2.6% of county pounds
Parent company
Koch Inc.

Compare beyond Texas

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Flint Hills Resources Corpus Christi LLC - East Plant on cumulative reported pounds (1.5M lbs) and distinct chemical count (39). Release-pound peers include 3M Co - Little Rock, Fort Amanda Specialties LLC, Owens Corning Insulating Systems LLC. Chemical-count peers include Phillips 66 Co-Bayway Refinery, Phillips 66 Co Billings Refinery, Coffeyville Resources Refining & Marketing. 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 Nitrate compounds (water dissociable; reportable only when in aqueous solution), Hydrogen cyanide, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Toluene; nearby reporters include Citgo Refining & Chemicals Co LP East Plant. Flint Hills Resources Corpus Christi LLC - East Plant stamps HEAVY volume · MIXED 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 Flint Hills Resources Corpus Christi LLC - East Plant TRI extract (HEAVY · MIXED · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Flint Hills Resources Corpus Christi LLC - East Plant totals are self-reported EPCRA §313 estimates for Corpus Christi, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 2.6% of Nueces TRI pounds in this extract. Nearest ABS peer: Kuraray America Bayport (Δ 1.8K lbs). Pounds ≠ exposure.

Flint Hills Resources Corpus Christi LLC - East Plant stamps HEAVY · MIXED pathway (water discharges leads at 69.7%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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