EPA TRI Facility · Nonmetallic Mineral Product
National Ready Mix Concrete Co .
Irwindale, CA · Parent: National Cement
- Total releases
- 0 lbs
- Chemicals reported
- 4
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
National Ready Mix Concrete Co .: how the 0 lbs splits
0 lbs across all reported pathways
- Air Releases 0 lbs 100.0%
National Ready Mix Concrete Co .'s 0 lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Lead compounds.
TRACE volume AIR pathway CLEAN
National Ready Mix Concrete Co . is an EPA Toxics Release Inventory reporter in Irwindale, CA, in the nonmetallic mineral product sector. It reported 0 lbs of releases across 2 chemicals in 2023, and 0 lbs in total across its 2019-2023 reporting years. That ranks 20,394 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. National Ready Mix Concrete Co . is pounds #1085 and chemical-count #361 at 0 lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Irwindale Plant 13; Western Emulsions Irwindale Plant; Holliday Rock Co - Irwindale; 3M Co - Monrovia Tape. Similar-scale Nonmetallic Mineral Product peers outside California: Oldcastle Precast Inc; Cpc Materials Inc. Arlington; Jg Maclellan Concrete Co Inc; Temple Ready Mix. Other National Cement sites in this extract: National Cement Co of California Inc; National Cement Co. of Alabama Inc.; National Ready Mix Concrete Co.; National Ready Mix Concrete Co .. Largest disclosed chemicals by pounds: Lead compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Certain glycol ethers; Lead And Lead Compounds.
National Ready Mix Concrete Co . stamps TRACE volume with a dominant AIR pathway (100.0% air releases) across 4 chemicals. Cumulative Form-R extract: 0 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Oldcastle Precast Inc and Cpc Materials Inc. Arlington.
National Ready Mix Concrete Co . vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
0 lbs 21st percentile higher than 21% 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
National Ready Mix Concrete Co . in the Nonmetallic Mineral Product sector extract
Among the 3,265 Nonmetallic Mineral Product facilities in this database, National Ready Mix Concrete Co . reports the 1,939th-largest volume (0 lbs). Scale peers outside California include Oldcastle Precast Inc and Cpc Materials Inc. Arlington.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
National Ready Mix Concrete Co . Form-R facts
Compare this facility
See how National Ready Mix Concrete Co . stacks up against nearby facilities and the typical reporter.
99% less than the comparison
4.0× 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 National Ready Mix Concrete Co . releases toxic chemicals into the environment. Total: 0 lbs.
Emissions Trend Summary
National Ready Mix Concrete Co .: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows National Ready Mix Concrete Co . year-over-year reported totals. 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: Lead compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 0 lbs | 2 |
| 2020 | 0 lbs | 2 |
| 2021 | 0 lbs | 2 |
| 2022 | 0 lbs | 3 |
| 2023 | 0 lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead compounds | 0 lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 lbs | - |
| Certain glycol ethers | 0 lbs | - |
| Lead And Lead Compounds | 0 lbs | - |
National Ready Mix Concrete Co . · AIR-pathway site
Nearest TRI Facilities to National Ready Mix Concrete Co .
Closest other reporters in California - including Irwindale Plant 13, Western Emulsions Irwindale Plant, Holliday Rock Co - Irwindale, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside California - e.g. Oldcastle Precast Inc, Cpc Materials Inc. Arlington, Jg Maclellan Concrete Co Inc.
Other National Cement Facilities
Same-parent TRI sites ranked by reported releases - including National Cement Co of California Inc, National Cement Co. of Alabama Inc., National Ready Mix Concrete Co..
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 Lead compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Certain glycol ethers, Lead And Lead Compounds; nearby reporters include Irwindale Plant 13. National Ready Mix Concrete Co . stamps TRACE volume · AIR pathway · CLEAN 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 National Ready Mix Concrete Co . TRI extract (TRACE · AIR · CLEAN · lead Lead compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
National Ready Mix Concrete Co . totals are self-reported EPCRA §313 estimates for Irwindale, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Los Angeles TRI pounds in this extract. Nearest ABS peer: Alatus Aerosystems (Δ 0 lbs). Pounds ≠ exposure.
National Ready Mix Concrete Co . stamps TRACE volume · AIR pathway · CLEAN · lead Lead compounds. 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