EPA TRI Facility · Chemicals
National Chemical Laboratories Inc
Philadelphia, PA
- Total releases
- 3.3K lbs
- Chemicals reported
- 3
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
National Chemical Laboratories Inc: how the 3.9K lbs splits
3.9K lbs across all reported pathways
- Air Releases 3.9K lbs 100.0%
National Chemical Laboratories Inc's 3.9K 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: Certain glycol ethers.
LIGHT volume AIR pathway CLEAN
National Chemical Laboratories Inc is an EPA Toxics Release Inventory reporter in Philadelphia, PA, in the chemicals sector. It reported 560 lbs of releases across 3 chemicals in 2024, and 3.3K lbs in total across its 2019-2024 reporting years. That ranks 11,931 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. National Chemical Laboratories Inc is pounds #554 and chemical-count #490 at 3.3K lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: U.S. Department of the Treasury U.S. Mint at Philadelphia; Coating & Converting Technologies Corp.; Ineos Composites Philadelphia Plant; Inolex Chemical Co. Similar-scale Chemicals peers outside Pennsylvania: Afton Chemical Additives Corp; Solvay USA LLC; Rr Street & Co Inc; Fuller Industries Inc. Largest disclosed chemicals by pounds: Certain glycol ethers; N-Methyl-2-pyrrolidone; Nonylphenol Ethoxylates.
National Chemical Laboratories Inc stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 3 chemicals. Cumulative Form-R extract: 3.3K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Afton Chemical Additives Corp and Solvay USA LLC.
National Chemical Laboratories Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.3K lbs Top 46% higher than 54% 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 Chemical Laboratories Inc: Certain glycol ethers-led volume
Among the 3,917 Chemicals facilities in this database, National Chemical Laboratories Inc reports the 2,467th-largest volume (3.3K lbs). Its reported volume is concentrated rather than spread: Certain glycol ethers alone is 100% of the total. Scale peers outside Pennsylvania include Afton Chemical Additives Corp and Solvay USA LLC.
Concentrated means ≥60% of National Chemical Laboratories Inc's pounds in one chemical - here Certain glycol ethers at 100%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- National Chemical Laboratories Inc's total reported releases fell from 580 lb in 2022 to 569 lb in 2023, based on EPA TRI filings.
- National Chemical Laboratories Inc's chemicals reported rose from 2 in 2022 to 3 in 2023, based on EPA TRI filings.
- National Chemical Laboratories Inc's air releases fell from 580 lb in 2022 to 569 lb in 2023, based on EPA TRI filings.
National Chemical Laboratories Inc Form-R facts
Compare this facility
See how National Chemical Laboratories Inc stacks up against nearby facilities and the typical reporter.
85% less than the comparison
40% less 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 Chemical Laboratories Inc releases toxic chemicals into the environment. Total: 3.9K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 27% (768 lbs to 560 lbs).
National Chemical Laboratories Inc: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows National Chemical Laboratories Inc year-over-year reported totals (decreased by 27% from 2019 to 2024). 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: Certain glycol ethers.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 768 lbs | 2 |
| 2020 | 849 lbs | 2 |
| 2021 | 565 lbs | 2 |
| 2022 | 580 lbs | 2 |
| 2023 | 569 lbs | 3 |
| 2024 | 560 lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2024). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Certain glycol ethers | 3.9K lbs | - |
| N-Methyl-2-pyrrolidone | 0 lbs | - |
| Nonylphenol Ethoxylates | 0 lbs | - |
National Chemical Laboratories Inc · AIR-pathway site
Nearest TRI Facilities to National Chemical Laboratories Inc
Closest other reporters in Pennsylvania - including U.S. Department of the Treasury U.S. Mint at Philadelphia, Coating & Converting Technologies Corp., Ineos Composites Philadelphia Plant, ordered by distance.
Showing 8 of 1,009 other reporting facilities in Pennsylvania.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Pennsylvania - e.g. Afton Chemical Additives Corp, Solvay USA LLC, Rr Street & Co Inc.
Compare beyond Pennsylvania
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest National Chemical Laboratories Inc on cumulative reported pounds (3.3K lbs) and distinct chemical count (3). Release-pound peers include Port Allen Generating Station, Freightliner Custom Chassis Corp, Hypertherm Inc. Chemical-count peers include Industrial C&s of Pr LLC Arecibo Plant, Island Litho Corp., Fenwal International 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.
- Port Allen Generating Station Eleele, HI · Electric Utilities 3.3K lbs reported
- Freightliner Custom Chassis Corp Gaffney, SC · Transportation Equipment 3.3K lbs reported
- Hypertherm Inc Lebanon, NH · Fabricated Metals 3.3K lbs reported
- Sioux Chief Manufacturing Kansas City, MO · Fabricated Metals 3.3K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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 Certain glycol ethers, N-Methyl-2-pyrrolidone, Nonylphenol Ethoxylates; nearby reporters include U.S. Department of the Treasury U.S. Mint at Philadelphia. National Chemical Laboratories Inc stamps LIGHT 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 Chemical Laboratories Inc TRI extract (LIGHT · AIR · CLEAN · lead Certain glycol ethers) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
National Chemical Laboratories Inc totals are self-reported EPCRA §313 estimates for Philadelphia, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 325611 · Chemicals. 0.2% of Philadelphia TRI pounds in this extract. Nearest ABS peer: Port Allen Generating Station (Δ 1 lbs). Pounds ≠ exposure.
National Chemical Laboratories Inc stamps LIGHT volume · AIR pathway · CLEAN · lead Certain glycol ethers. 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