EPA TRI Facility · Electric Utilities
Duke Energy Carolinas LLC - W S Lee Steam Station
Belton, SC · Parent: Duke Energy Corp
- Total releases
- 352.2K lbs
- Chemicals reported
- 3
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Duke Energy Carolinas LLC - W S Lee Steam Station: how the 352.2K lbs splits
352.2K lbs across all reported pathways
- Air Releases 352.1K lbs 100.0%
- Off-site Transfers 100 lbs <0.1%
Duke Energy Carolinas LLC - W S Lee Steam Station's 352.2K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: off-site transfers at <0.1%. Leading chemical by pounds: Ammonia.
MID volume AIR pathway CLEAN
Duke Energy Carolinas LLC - W S Lee Steam Station is an EPA Toxics Release Inventory reporter in Belton, SC, in the electric utilities sector. It reported 78.0K lbs of releases across 2 chemicals in 2023, and 352.2K lbs in total across its 2019-2023 reporting years. That ranks 2,378 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In South Carolina's 574 reporting TRI sites, pounds #1 is not chemical-count #1. Duke Energy Carolinas LLC - W S Lee Steam Station is pounds #71 and chemical-count #216 at 352.2K lbs. Oceanagold Haile Gold Mine leads reported pounds (30.2M lbs) at 19 chemicals (chemical-count #14). Giant Cement Co leads chemical count at 90 chemicals (53.3K lbs, pounds #185). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Hydro Extrusion USA LLC; Concrete Supply Co. LLC - Piedmont; The Timken Co-Honea Path Facility; Ortec Inc Piedmont. Similar-scale Electric Utilities peers outside South Carolina: Western Farmers Electric Coop; U.S. Tva Ackerman Combined Cycle Plant; Cheswick Plant Environmental Redevelopment Group LLC; Fpl-Cape Canaveral Energy Center. Other Duke Energy Corp sites in this extract: Gibson Generating Station; Duke Energy Indiana Inc. Cayuga Generating Station; Duke Energy Carolinas LLC - Marshall Steam Station; Duke Energy Progress LLC - Roxboro Steam Electric Plant. Largest disclosed chemicals by pounds: Ammonia; Mercury compounds; Mercury And Mercury Compounds.
Duke Energy Carolinas LLC - W S Lee Steam Station stamps MID volume with a dominant AIR pathway (100.0% air releases) across 3 chemicals. Cumulative Form-R extract: 352.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Western Farmers Electric Coop and U.S. Tva Ackerman Combined Cycle Plant.
Duke Energy Carolinas LLC - W S Lee Steam Station vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
352K lbs Top 9% higher than 91% 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
Duke Energy Carolinas LLC - W S Lee Steam Station inside Anderson's TRI pounds
Among the 513 Electric Utilities facilities in this database, Duke Energy Carolinas LLC - W S Lee Steam Station reports the 261st-largest volume (352.2K lbs). This one site accounts for 28.4% of every pound reported in Anderson. Its reported volume is concentrated rather than spread: Ammonia alone is more than 99.9% of the total. Scale peers outside South Carolina include Western Farmers Electric Coop and U.S. Tva Ackerman Combined Cycle Plant.
County-dominant here means ≥25% of Anderson's reported pounds (1.2M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Duke Energy Carolinas LLC - W S Lee Steam Station's total reported releases rose from 62.0 thousand lb in 2022 to 78.0 thousand lb in 2023, based on EPA TRI filings.
- Duke Energy Carolinas LLC - W S Lee Steam Station's chemicals reported rose from 1 in 2022 to 2 in 2023, based on EPA TRI filings.
- Duke Energy Carolinas LLC - W S Lee Steam Station's air releases rose from 62.0 thousand lb in 2022 to 78.0 thousand lb in 2023, based on EPA TRI filings.
Duke Energy Carolinas LLC - W S Lee Steam Station Form-R facts
Compare this facility
See how Duke Energy Carolinas LLC - W S Lee Steam Station stacks up against nearby facilities and the typical reporter.
219682595.2× more than the comparison
3.0× 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 Duke Energy Carolinas LLC - W S Lee Steam Station releases toxic chemicals into the environment. Total: 352.2K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 15% (68.0K lbs to 78.0K lbs).
Duke Energy Carolinas LLC - W S Lee Steam Station: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Duke Energy Carolinas LLC - W S Lee Steam Station year-over-year reported totals (increased by 15% 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: Ammonia.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 68.0K lbs | 2 |
| 2020 | 68.1K lbs | 2 |
| 2021 | 76.0K lbs | 2 |
| 2022 | 62.0K lbs | 1 |
| 2023 | 78.0K lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 352.1K lbs | - |
| Mercury compounds | 30 lbs | - |
| Mercury And Mercury Compounds | 11 lbs | - |
Duke Energy Carolinas LLC - W S Lee Steam Station · AIR-pathway site
Nearest TRI Facilities to Duke Energy Carolinas LLC - W S Lee Steam Station
Closest other reporters in South Carolina - including Hydro Extrusion USA LLC, Concrete Supply Co. LLC - Piedmont, The Timken Co-Honea Path Facility, ordered by distance.
Showing 8 of 573 other reporting facilities in South Carolina.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside South Carolina - e.g. Western Farmers Electric Coop, U.S. Tva Ackerman Combined Cycle Plant, Cheswick Plant Environmental Redevelopment Group LLC.
Compare beyond South Carolina
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Duke Energy Carolinas LLC - W S Lee Steam Station on cumulative reported pounds (352.2K lbs) and distinct chemical count (3). Release-pound peers include Sun Cosmetics LLC, Yoder Smokers Inc., Greif Packaging LLC. 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Duke Energy Corp Facilities
Same-parent TRI sites ranked by reported releases - including Gibson Generating Station, Duke Energy Indiana Inc. Cayuga Generating Station, Duke Energy Carolinas LLC - Marshall Steam Station.
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 Ammonia, Mercury compounds, Mercury And Mercury Compounds; nearby reporters include Hydro Extrusion USA LLC. Duke Energy Carolinas LLC - W S Lee Steam Station stamps MID 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 Duke Energy Carolinas LLC - W S Lee Steam Station TRI extract (MID · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Duke Energy Carolinas LLC - W S Lee Steam Station totals are self-reported EPCRA §313 estimates for Belton, SC, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 28.4% of Anderson TRI pounds in this extract. Nearest ABS peer: Sun Cosmetics LLC (Δ 64 lbs). Pounds ≠ exposure.
Duke Energy Carolinas LLC - W S Lee Steam Station stamps MID volume · AIR pathway · CLEAN · lead Ammonia. 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