EPA TRI Facility · Primary Metals
Dw-National Standard-Stillwater LLC
Stillwater, OK · Parent: Heico Holding Inc
- Total releases
- 122.0K lbs
- Chemicals reported
- 5
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Dw-National Standard-Stillwater LLC: how the 122.0K lbs splits
122.0K lbs across all reported pathways
- Off-site Transfers 120.6K lbs 98.9%
- Air Releases 1.3K lbs 1.1%
Dw-National Standard-Stillwater LLC's 122.0K lbs Form-R total is OFFSITE - off-site transfers is 98.9% of the bar. Next segment: air releases at 1.1%. Leading chemical by pounds: Copper compounds.
MID volume OFFSITE pathway CLEAN
Dw-National Standard-Stillwater LLC is an EPA Toxics Release Inventory reporter in Stillwater, OK, in the primary metals sector. It reported 9.4K lbs of releases across 3 chemicals in 2023, and 122.0K lbs in total across its 2019-2023 reporting years. That ranks 4,156 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oklahoma's 350 reporting TRI sites, pounds #1 is not chemical-count #1. Dw-National Standard-Stillwater LLC is pounds #69 and chemical-count #102 at 122.0K lbs. International Paper Co leads reported pounds (28.8M lbs) at 21 chemicals (chemical-count #10). Clean Harbors Lone Mountain LLC Lone Mountain Facility leads chemical count at 51 chemicals (15.9M lbs, pounds #3). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Armstrong Flooring Inc.; Charles Machine Works Inc; Oge Energy Corp Sooner Generating Station; Forum Energy Technologies. Similar-scale Primary Metals peers outside Oklahoma: Fritz Winter; Skyline Steel Llc-Iuka; Steel Dust Recycling LLC; Essex Solutions Magnet Wire USA LLC. Other Heico Holding Inc sites in this extract: Davis Wire Corp; Davies Molding LLC; Davis Wire Corp; Dw National Standard-Niles LLC. Largest disclosed chemicals by pounds: Copper compounds; Zinc compounds; Copper And Copper Compounds; Lead compounds.
Dw-National Standard-Stillwater LLC stamps MID volume with a dominant OFFSITE pathway (98.9% off-site transfers) across 5 chemicals. Cumulative Form-R extract: 122.0K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Fritz Winter and Skyline Steel Llc-Iuka.
Dw-National Standard-Stillwater LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
122K lbs Top 16% higher than 84% 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
Dw-National Standard-Stillwater LLC inside Payne's TRI pounds
Among the 1,603 Primary Metals facilities in this database, Dw-National Standard-Stillwater LLC reports the 379th-largest volume, placing it in the top 23.6% of its sector. This one site accounts for 84.5% of every pound reported in Payne. Scale peers outside Oklahoma include Fritz Winter and Skyline Steel Llc-Iuka.
County-dominant here means ≥25% of Payne's reported pounds (144.4K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Dw-National Standard-Stillwater LLC's total reported releases fell from 21.2 thousand lb in 2022 to 9.4 thousand lb in 2023, based on EPA TRI filings.
- Dw-National Standard-Stillwater LLC's off-site transfers fell from 20.9 thousand lb in 2022 to 9.2 thousand lb in 2023, based on EPA TRI filings.
- Dw-National Standard-Stillwater LLC's air releases fell from 291 lb in 2022 to 221 lb in 2023, based on EPA TRI filings.
Dw-National Standard-Stillwater LLC Form-R facts
Compare this facility
See how Dw-National Standard-Stillwater LLC stacks up against nearby facilities and the typical reporter.
5.4× more than the comparison
2.5× 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 Dw-National Standard-Stillwater LLC releases toxic chemicals into the environment. Total: 122.0K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 73% (35.1K lbs to 9.4K lbs).
Dw-National Standard-Stillwater LLC: annual Form-R pounds
MID site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Dw-National Standard-Stillwater LLC year-over-year reported totals (decreased by 73% 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: Copper compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 35.1K lbs | 3 |
| 2020 | 29.1K lbs | 3 |
| 2021 | 27.1K lbs | 3 |
| 2022 | 21.2K lbs | 3 |
| 2023 | 9.4K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Copper compounds | 54.3K lbs | - |
| Zinc compounds | 50.3K lbs | - |
| Copper And Copper Compounds | 10.0K lbs | - |
| Lead compounds | 4.8K lbs | - |
| Lead And Lead Compounds | 2.6K lbs | - |
Dw-National Standard-Stillwater LLC · OFFSITE-pathway site
Nearest TRI Facilities to Dw-National Standard-Stillwater LLC
Closest other reporters in Oklahoma - including Armstrong Flooring Inc., Charles Machine Works Inc, Oge Energy Corp Sooner Generating Station, ordered by distance.
Showing 8 of 349 other reporting facilities in Oklahoma.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Oklahoma - e.g. Fritz Winter, Skyline Steel Llc-Iuka, Steel Dust Recycling LLC.
Compare beyond Oklahoma
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Dw-National Standard-Stillwater LLC on cumulative reported pounds (122.0K lbs) and distinct chemical count (5). Release-pound peers include Occidental Chemical Corp, The Pittsburgh Paints Co., Dusky Marine Inc. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of Puerto Rico LLC. 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Heico Holding Inc Facilities
Same-parent TRI sites ranked by reported releases - including Davis Wire Corp, Davies Molding LLC, Davis Wire Corp.
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 Copper compounds, Zinc compounds, Copper And Copper Compounds, Lead compounds; nearby reporters include Armstrong Flooring Inc.. Dw-National Standard-Stillwater LLC stamps MID volume · OFFSITE 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 Dw-National Standard-Stillwater LLC TRI extract (MID · OFFSITE · CLEAN · lead Copper compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dw-National Standard-Stillwater LLC totals are self-reported EPCRA §313 estimates for Stillwater, OK, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331222 · Primary Metals. 84.5% of Payne TRI pounds in this extract. Nearest ABS peer: Jetta Corp (Δ 24 lbs). Pounds ≠ exposure.
Dw-National Standard-Stillwater LLC stamps MID volume · OFFSITE pathway · CLEAN · lead Copper 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