EPA TRI Facility · Nonmetallic Mineral Product

Continental Cement Co LLC

Hannibal, MO · Parent: Summit Materials LLC

Total releases
433.1K lbs
Chemicals reported
47
Carcinogens
17
Primary pathway
Air Releases

AIR Form-R mix

Continental Cement Co LLC: how the 433.1K lbs splits

433.1K lbs across all reported pathways

  • Air Releases 330.4K lbs 76.3%
  • Off-site Transfers 102.7K lbs 23.7%
  • Water Discharges 46 lbs <0.1%
  • Land Disposal 0 lbs <0.1%

Continental Cement Co LLC's 433.1K lbs Form-R total is AIR - air releases is 76.3% of the bar. Next segment: off-site transfers at 23.7%. Leading chemical by pounds: Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).

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 TRACE-CARC

Continental Cement Co LLC is an EPA Toxics Release Inventory reporter in Hannibal, MO, in the nonmetallic mineral product sector. It reported 95.1K lbs of releases across 35 chemicals in 2023, and 433.1K lbs in total across its 2019-2023 reporting years. That ranks 2,120 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Missouri's 491 reporting TRI sites, pounds #1 is not chemical-count #1. Continental Cement Co LLC is pounds #57 and chemical-count #2 at 433.1K lbs. Buick Mine/mill leads reported pounds (48.2M lbs) at 8 chemicals (chemical-count #66). Buzzi Unicem Usa-Cape Girardeau leads chemical count at 87 chemicals (904.5K lbs, pounds #44). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Enduro Industries LLC; Ennis-Flint; Basf Corp - Hannibal Site; Amvac Chemical Corp. Similar-scale Nonmetallic Mineral Product peers outside Missouri: Agy Aiken LLC; Magnesita Refractories Co; Pine Hall Brick Co Inc; Carmeuse Lime Inc Maple Grove Operations. Other Summit Materials LLC sites in this extract: Continental Cement Co; Argos USA - Martinsburg; Argos Newberry Plant; Argos Cement Harleyville Plant. Largest disclosed chemicals by pounds: Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Zinc compounds; Manganese And Manganese Compounds; Zinc (fume or dust).

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Continental Cement Co LLC stamps MID volume with a dominant AIR pathway (76.3% air releases) across 47 chemicals · 17 carcinogen-classified. Cumulative Form-R extract: 433.1K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Agy Aiken LLC and Magnesita Refractories Co.

#2,120 of 25,986 TRI facilities nationwide by total reported releases - among the top 8.2% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Continental Cement Co LLC vs. every reporting TRI facility

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

433K lbs Top 8% higher than 92% 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

Continental Cement Co LLC inside Ralls's TRI pounds

Among the 3,265 Nonmetallic Mineral Product facilities in this database, Continental Cement Co LLC reports the 69th-largest volume, placing it in the top 2.1% of its sector. This one site accounts for 79.7% of every pound reported in Ralls. Its reported volume is concentrated rather than spread: Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) alone is 73.1% of the total. Scale peers outside Missouri include Agy Aiken LLC and Magnesita Refractories Co.

County-dominant here means ≥25% of Ralls's reported pounds (543.2K lbs county total). Shares only print when the site reports ≥1,000 lbs.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Continental Cement Co LLC's total reported releases rose from 85.0 thousand lb in 2022 to 95.1 thousand lb in 2023, based on EPA TRI filings.
  • Continental Cement Co LLC's air releases rose from 71.3 thousand lb in 2022 to 80.4 thousand lb in 2023, based on EPA TRI filings.
  • Continental Cement Co LLC's chemicals reported rose from 32 in 2022 to 35 in 2023, based on EPA TRI filings.
  • Continental Cement Co LLC's off-site transfers rose from 13.7 thousand lb in 2022 to 14.8 thousand lb in 2023, based on EPA TRI filings.

Continental Cement Co LLC Form-R facts

Sector
Nonmetallic Mineral Product
MID volume
433.1K lbs
AIR pathway
Air Releases
TRACE-CARC chem count
47 · 17 carc.
Lead chemical
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)

Compare this facility

See how Continental Cement Co LLC stacks up against nearby facilities and the typical reporter.

Total reported releases
Continental Cement Co LLC
433.1K lbs
Enduro Industries LLC
59.4K lbs

7.3× more than the comparison

Chemicals reported
Continental Cement Co LLC
47
Enduro Industries LLC
3

15.7× 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 Cement Co LLC releases toxic chemicals into the environment. Total: 433.1K lbs.

Air Releases 330.4K lbs (76.3%)
Off-site Transfers 102.7K lbs (23.7%)
Water Discharges 46 lbs (<0.1%)
Land Disposal 0 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 13% (109.4K lbs to 95.1K lbs).

Continental Cement Co LLC: annual Form-R pounds

MID site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Continental Cement Co LLC year-over-year reported totals (decreased by 13% 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: Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 109.4K lbs 40
2020 76.4K lbs 33
2021 67.2K lbs 34
2022 85.0K lbs 32
2023 95.1K lbs 35

Chemical Releases

Aggregated across all reporting years (2019–2023). 17 of 47 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 316.6K lbs -
Zinc compounds 26.6K lbs -
Manganese And Manganese Compounds 22.1K lbs -
Zinc (fume or dust) 16.6K lbs -
Barium And Barium Compounds 10.8K lbs -
Lead And Lead Compounds 8.7K lbs -
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) 7.0K lbs -
Copper And Copper Compounds 6.1K lbs -
Manganese compounds 5.0K lbs -
Toluene 2.5K lbs -
Xylene (mixed isomers) 2.3K lbs -
Vanadium compounds 1.6K lbs -
Vanadium (except when contained in an alloy) 1.6K lbs -
Nickel And Nickel Compounds 921 lbs Carcinogen
Ethylbenzene 586 lbs Carcinogen
Methanol 530 lbs -
Styrene 491 lbs Carcinogen
Certain glycol ethers 450 lbs -
Mercury And Mercury Compounds 387 lbs -
N-Methyl-2-pyrrolidone 345 lbs -
Methyl isobutyl ketone 339 lbs Carcinogen
Methyl tert-butyl ether 307 lbs -
Benzene 260 lbs Carcinogen
1,2,4-Trimethylbenzene 217 lbs -
Acetonitrile 165 lbs -
N,N-Dimethylformamide 133 lbs Carcinogen
Chlorobenzene 116 lbs -
Methyl methacrylate 77 lbs -
Naphthalene 76 lbs Carcinogen
Dichloromethane 73 lbs Carcinogen
n-Butyl alcohol 45 lbs -
Cumene 38 lbs Carcinogen
Tetrachloroethylene 36 lbs Carcinogen
Dimethyl phthalate 22 lbs -
Vinyl acetate 17 lbs Carcinogen
sec-Butyl alcohol 13 lbs -
Trichloroethylene 12 lbs Carcinogen
1,4-Dioxane 6 lbs Carcinogen
Cyclohexane 6 lbs -
Biphenyl 5 lbs -
Pyridine 4 lbs Carcinogen
n-Hexane 3 lbs -
Phenol 2 lbs -
Hexachlorobenzene 1 lbs Carcinogen
Dioxin and dioxin-like compounds 0 lbs Carcinogen
Antimony compounds 0 lbs -
Nickel compounds 0 lbs Carcinogen

Continental Cement Co LLC · AIR-pathway site

Hannibal, MO
39.6996, -91.3428
County TRI context
Ralls · 79.7% of county pounds
Parent company
Summit Materials LLC

Compare beyond Missouri

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Continental Cement Co LLC on cumulative reported pounds (433.1K lbs) and distinct chemical count (47). Release-pound peers include Cleveland-Cliffs Cleveland Works LLC DBA Cleveland-Cliffs Wa, Denkai America Inc, Louisiana-Pacific Sagola Osb. Chemical-count peers include Eastman Chemical Co Texas Operations, Exxonmobil Refining & Supply Baytown Refinery (part), Exxonmobil Chemical Co Baytown Olefins Plant (part). 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 Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Zinc compounds, Manganese And Manganese Compounds, Zinc (fume or dust); nearby reporters include Enduro Industries LLC. Continental Cement Co LLC stamps MID 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 Cement Co LLC TRI extract (MID · AIR · TRACE-CARC · lead Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Continental Cement Co LLC totals are self-reported EPCRA §313 estimates for Hannibal, MO, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327310 · Nonmetallic Mineral Product. 79.7% of Ralls TRI pounds in this extract. Nearest ABS peer: Cleveland-Cliffs Cleveland Works LLC DBA Cleveland-Cliffs Wa (Δ 91 lbs). Pounds ≠ exposure.

Continental Cement Co LLC stamps MID volume · AIR pathway · TRACE-CARC · lead Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size). 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