EPA TRI Facility · Computers and Electronic Products
Wolfspeed Inc. (rtp)
Research Triangle Park, NC · Parent: Wolfspeed Inc
- Total releases
- 18.2K lbs
- Chemicals reported
- 4
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Wolfspeed Inc. (rtp): how the 18.2K lbs splits
18.2K lbs across all reported pathways
- Air Releases 17.6K lbs 96.7%
- Off-site Transfers 597 lbs 3.3%
Wolfspeed Inc. (rtp)'s 18.2K lbs Form-R total is AIR - air releases is 96.7% of the bar. Next segment: off-site transfers at 3.3%. Leading chemical by pounds: N-Methyl-2-pyrrolidone.
LIGHT volume AIR pathway CLEAN
Wolfspeed Inc. (rtp) is an EPA Toxics Release Inventory reporter in Research Triangle Park, NC, in the computers and electronic products sector. It reported 4.8K lbs of releases across 2 chemicals in 2023, and 18.2K lbs in total across its 2019-2023 reporting years. That ranks 8,448 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In North Carolina's 787 reporting TRI sites, pounds #1 is not chemical-count #1. Wolfspeed Inc. (rtp) is pounds #275 and chemical-count #196 at 18.2K lbs. Befesa Zinc Metal LLC leads reported pounds (43.1M lbs) at 4 chemicals (chemical-count #158). Pcs Phosphate Co Inc leads chemical count at 29 chemicals (22.9M lbs, pounds #2). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Foundation Labs By Ply Gem LLC; General Electric Aerospace - Durham Engine Facility; Argos Ready Mix Hwy 55 Concrete Plant; Scm Metal Products Inc. Similar-scale Computers and Electronic Products peers outside North Carolina: Piezotech LLC; Honeywell Analytics Inc; Qorvo Texas LLC; Summit Interconnect Inc. Other Wolfspeed Inc sites in this extract: Wolfspeed Inc.; Wolfspeed - Mohawk Valley Fab. Largest disclosed chemicals by pounds: N-Methyl-2-pyrrolidone; Hydrogen fluoride; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Nitric acid.
Wolfspeed Inc. (rtp) stamps LIGHT volume with a dominant AIR pathway (96.7% air releases) across 4 chemicals. Cumulative Form-R extract: 18.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Piezotech LLC and Honeywell Analytics Inc.
Wolfspeed Inc. (rtp) vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
18K lbs Top 33% higher than 67% 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
Wolfspeed Inc. (rtp): N-Methyl-2-pyrrolidone-led volume
Among the 760 Computers and Electronic Products facilities in this database, Wolfspeed Inc. (rtp) reports the 127th-largest volume, placing it in the top 16.7% of its sector. Its reported volume is concentrated rather than spread: N-Methyl-2-pyrrolidone alone is 65.5% of the total. Scale peers outside North Carolina include Piezotech LLC and Honeywell Analytics Inc.
Concentrated means ≥60% of Wolfspeed Inc. (rtp)'s pounds in one chemical - here N-Methyl-2-pyrrolidone at 65.5%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Wolfspeed Inc. (rtp)'s total reported releases rose from 2.3 thousand lb in 2022 to 4.8 thousand lb in 2023, based on EPA TRI filings.
- Wolfspeed Inc. (rtp)'s air releases rose from 2.3 thousand lb in 2022 to 4.8 thousand lb in 2023, based on EPA TRI filings.
Wolfspeed Inc. (rtp) Form-R facts
Compare this facility
See how Wolfspeed Inc. (rtp) stacks up against nearby facilities and the typical reporter.
1211.7× more 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 Wolfspeed Inc. (rtp) releases toxic chemicals into the environment. Total: 18.2K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 111% (2.3K lbs to 4.8K lbs).
Wolfspeed Inc. (rtp): annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Wolfspeed Inc. (rtp) year-over-year reported totals (increased by 111% 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: N-Methyl-2-pyrrolidone.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 2.3K lbs | 1 |
| 2020 | 3.0K lbs | 2 |
| 2021 | 5.8K lbs | 2 |
| 2022 | 2.3K lbs | 2 |
| 2023 | 4.8K lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| N-Methyl-2-pyrrolidone | 11.9K lbs | - |
| Hydrogen fluoride | 5.7K lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 569 lbs | - |
| Nitric acid | 9 lbs | - |
Wolfspeed Inc. (rtp) · AIR-pathway site
Nearest TRI Facilities to Wolfspeed Inc. (rtp)
Closest other reporters in North Carolina - including Foundation Labs By Ply Gem LLC, General Electric Aerospace - Durham Engine Facility, Argos Ready Mix Hwy 55 Concrete Plant, ordered by distance.
Showing 8 of 786 other reporting facilities in North Carolina.
Similar Computers and Electronic Products Facilities
Other Computers and Electronic Products facilities with similar total release volumes (±80%), outside North Carolina - e.g. Piezotech LLC, Honeywell Analytics Inc, Qorvo Texas LLC.
Compare beyond North Carolina
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Wolfspeed Inc. (rtp) on cumulative reported pounds (18.2K lbs) and distinct chemical count (4). Release-pound peers include Azz Galvanizing -Arizona, Henkel US Operations Corp, Mebrom LLC (tifton). Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis 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).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
Other Wolfspeed Inc Facilities
Same-parent TRI sites ranked by reported releases - including Wolfspeed Inc., Wolfspeed - Mohawk Valley Fab.
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 N-Methyl-2-pyrrolidone, Hydrogen fluoride, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid; nearby reporters include Foundation Labs By Ply Gem LLC. Wolfspeed Inc. (rtp) 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 Wolfspeed Inc. (rtp) TRI extract (LIGHT · AIR · CLEAN · lead N-Methyl-2-pyrrolidone) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Wolfspeed Inc. (rtp) totals are self-reported EPCRA §313 estimates for Research Triangle Park, NC, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 334413 · Computers and Electronic Products. 1.8% of Durham TRI pounds in this extract. Nearest ABS peer: Azz Galvanizing -Arizona (Δ 6 lbs). Pounds ≠ exposure.
Wolfspeed Inc. (rtp) stamps LIGHT volume · AIR pathway · CLEAN · lead N-Methyl-2-pyrrolidone. 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