EPA TRI Facility · Computers and Electronic Products
Wolfspeed Inc.
Durham, NC · Parent: Wolfspeed Inc
- Total releases
- 118.7K lbs
- Chemicals reported
- 10
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
MIXED Form-R mix
Wolfspeed Inc.: how the 118.7K lbs splits
118.7K lbs across all reported pathways
- Off-site Transfers 69.0K lbs 58.1%
- Air Releases 49.7K lbs 41.9%
Wolfspeed Inc.'s 118.7K lbs Form-R total is MIXED - off-site transfers is 58.1% of the bar. Next segment: air releases at 41.9%. Leading chemical by pounds: Manganese compounds.
MID volume MIXED pathway CLEAN
Wolfspeed Inc. is an EPA Toxics Release Inventory reporter in Durham, NC, in the computers and electronic products sector. It reported 24.2K lbs of releases across 6 chemicals in 2023, and 118.7K lbs in total across its 2019-2023 reporting years. That ranks 4,222 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. is pounds #145 and chemical-count #49 at 118.7K 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: General Electric Aerospace - Durham Engine Facility; Wolfspeed Inc. (rtp); Scm Metal Products Inc; Eaton Corp. Similar-scale Computers and Electronic Products peers outside North Carolina: Calumet Electronics Corp; Intel-Main Chandler Campus; Carestream Health Inc-Isc B-14; Lockheed Martin Rms. Other Wolfspeed Inc sites in this extract: Wolfspeed Inc. (rtp); Wolfspeed - Mohawk Valley Fab. Largest disclosed chemicals by pounds: Manganese compounds; Hydrogen fluoride; Ammonia; Manganese And Manganese Compounds.
Wolfspeed Inc. is a MID · MIXED-pathway Form-R site in Durham, NC: 118.7K lbs across 10 chemicals. No single media clears 70% of the bar (lead segment off-site transfers at 58.1%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Calumet Electronics Corp and Intel-Main Chandler Campus.
Wolfspeed Inc. vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
119K 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
Wolfspeed Inc. in the Computers and Electronic Products sector extract
Among the 760 Computers and Electronic Products facilities in this database, Wolfspeed Inc. reports the 57th-largest volume, placing it in the top 7.5% of its sector. Scale peers outside North Carolina include Calumet Electronics Corp and Intel-Main Chandler Campus.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Wolfspeed Inc.'s total reported releases rose from 19.3 thousand lb in 2022 to 24.2 thousand lb in 2023, based on EPA TRI filings.
- Wolfspeed Inc.'s off-site transfers rose from 9.2 thousand lb in 2022 to 15.0 thousand lb in 2023, based on EPA TRI filings.
- Wolfspeed Inc.'s air releases fell from 10.1 thousand lb in 2022 to 9.2 thousand lb in 2023, based on EPA TRI filings.
Wolfspeed Inc. Form-R facts
Compare this facility
See how Wolfspeed Inc. stacks up against nearby facilities and the typical reporter.
474.7× more than the comparison
3.3× 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. releases toxic chemicals into the environment. Total: 118.7K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 4% (25.3K lbs to 24.2K lbs).
Wolfspeed Inc.: annual Form-R pounds
MID site · MIXED pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Wolfspeed Inc. year-over-year reported totals (decreased by 4% 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: Manganese compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 25.3K lbs | 8 |
| 2020 | 25.1K lbs | 8 |
| 2021 | 24.7K lbs | 7 |
| 2022 | 19.3K lbs | 6 |
| 2023 | 24.2K lbs | 6 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese compounds | 47.1K lbs | - |
| Hydrogen fluoride | 23.4K lbs | - |
| Ammonia | 17.2K lbs | - |
| Manganese And Manganese Compounds | 13.8K lbs | - |
| N-Methyl-2-pyrrolidone | 10.1K lbs | - |
| Methanol | 4.2K lbs | - |
| Certain glycol ethers | 2.2K lbs | - |
| Nitric acid | 556 lbs | - |
| Cyanide compounds | 42 lbs | - |
| Mercury | 40 lbs | - |
Wolfspeed Inc. in Durham
Nearest TRI Facilities to Wolfspeed Inc.
Closest other reporters in North Carolina - including General Electric Aerospace - Durham Engine Facility, Wolfspeed Inc. (rtp), Scm Metal Products Inc, 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. Calumet Electronics Corp, Intel-Main Chandler Campus, Carestream Health Inc-Isc B-14.
Compare beyond North Carolina
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Wolfspeed Inc. on cumulative reported pounds (118.7K lbs) and distinct chemical count (10). Release-pound peers include Yellow Creek Coating Services, Friendship, Interfor - Thomaston Div. Chemical-count peers include Harris Paints Corp., Saint Thomas Bulk Terminal, Total Guaynabo Bulk Terminal. 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 Wolfspeed Inc Facilities
Same-parent TRI sites ranked by reported releases - including Wolfspeed Inc. (rtp), 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 Manganese compounds, Hydrogen fluoride, Ammonia, Manganese And Manganese Compounds; nearby reporters include General Electric Aerospace - Durham Engine Facility. Wolfspeed Inc. stamps MID volume · MIXED 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. TRI extract (MID · MIXED · CLEAN · lead Manganese compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Wolfspeed Inc. totals are self-reported EPCRA §313 estimates for Durham, NC, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 334413 · Computers and Electronic Products. 11.7% of Durham TRI pounds in this extract. Nearest ABS peer: Yellow Creek Coating Services (Δ 27 lbs). Pounds ≠ exposure.
Wolfspeed Inc. stamps MID · MIXED pathway (off-site transfers leads at 58.1%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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