Newmarket Corp
3 facilities · 2 states · 1.5M lbs total releases
According to the EPA Toxics Release Inventory, Newmarket Corp is the reported parent of 3 Form R facilities across 2 states, disclosing 1.5M lbs of toxic releases. 7 of 39 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Illinois (1.3M lbs). Those TRI figures remain self-reported disclosure pounds for Newmarket Corp, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Newmarket Corp: EPA TRI 2023 reporting year
Same facilities, both years
-3.9%
3 facilities that filed in 2022 and 2023
Whole inventory
-3.9%
267.8 thousand lb → 257.4 thousand lb, every facility that filed
- Newmarket Corp's total reported releases fell from 267.8 thousand lb in 2022 to 257.4 thousand lb in 2023, based on EPA TRI filings.
- Newmarket Corp's air releases rose from 43.4 thousand lb in 2022 to 61.5 thousand lb in 2023, based on EPA TRI filings.
- Newmarket Corp's off-site transfers fell from 224.4 thousand lb in 2022 to 195.9 thousand lb in 2023, based on EPA TRI filings.
- Newmarket Corp's chemicals reported fell from 30 in 2022 to 28 in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Newmarket Corp from filing to facility
Largest Form R sites under this parent: Afton Chemical Corp; Afton Chemical Corp; Afton Chemical Additives Corp. Neighbor parents on the disclosure ladder: Wieland Holdings Inc; Archer Daniels Midland Co. Largest disclosed chemicals by pounds: Zinc compounds; Methanol; n-Hexane; Ammonia; Barium And Barium Compounds. Heaviest-reporting states in this extract: Illinois; Texas. Industry labels on the parent rollup: Chemicals. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Largest Form R sites under this parent: Afton Chemical Corp; Afton Chemical Corp; Afton Chemical Additives Corp. Neighbor parents on the disclosure ladder: Wieland Holdings Inc; Archer Daniels Midland Co. Largest disclosed chemicals by pounds: Zinc compounds; Methanol; n-Hexane; Ammonia; Barium And Barium Compounds. Heaviest-reporting states in this extract: Illinois; Texas. Industry labels on the parent rollup: Chemicals.
Newmarket Corp ranks #530 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Newmarket Corp files across 2 states, a regional parent portfolio rather than a single-state discloser. Releases are facility-concentrated: Afton Chemical Corp accounts for most of Newmarket Corp's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Newmarket Corp follows facility-reported names. Compare the named neighbors (Wieland Holdings Inc; Archer Daniels Midland Co) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Newmarket Corp sits among TRI parents
Newmarket Corp sits on a disclosure ladder beside Wieland Holdings Inc and Archer Daniels Midland Co. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Wieland Holdings Inc · rank #528 · 30.1M lbs
- Archer Daniels Midland Co · rank #529 · 26.9M lbs
Largest chemicals disclosed by Newmarket Corp
Zinc compounds; Methanol; n-Hexane; Ammonia; Barium And Barium Compounds lead the Form R pound rollup for this parent, including filings such as Afton Chemical Corp. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Zinc compounds | 1.0M lbs |
| Methanol | 159.7K lbs |
| n-Hexane | 73.4K lbs |
| Ammonia | 30.5K lbs |
| Barium And Barium Compounds | 25.6K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Illinois | 1 | 1.3M lbs |
| Texas | 2 | 154.9K lbs |
Facilities (3)
| Facility | Releases |
|---|---|
| Afton Chemical Corp Sauget, IL | 1.3M lbs |
| Afton Chemical Corp Pasadena, TX | 151.5K lbs |
| Afton Chemical Additives Corp Port Arthur, TX | 3.3K lbs |
Frequently Asked Questions
How much pollution does Newmarket Corp release?
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What industries and chemicals show up for Newmarket Corp?
Does Newmarket Corp release carcinogens?
Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Newmarket Corp on total disclosed release pounds (1.5M lbs) and reporting facility count (3). Release-volume peers include Lesaffre International, Collins Pine Co, General Shale Brick Inc.. Facility-count peers include A-Gas US Holdings Inc, Abb Holdings Inc, Adams Resources & Energy Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Illinois, Texas; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Newmarket Corp's TRI parent record
From Newmarket Corp, open Afton Chemical Corp or compare against Wieland Holdings Inc rather than reading rank alone.
- Open the largest Form R site for Newmarket Corp (Afton Chemical Corp in IL). Largest facility
- Compare against Archer Daniels Midland Co, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Newmarket Corp sits among all slug-merged TRI parents. All parent companies
Rank and peers (Wieland Holdings Inc, Archer Daniels Midland Co) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Newmarket Corp's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.
Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.
Primary sources
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.