EPA TRI Facility · Electric Utilities
Dominion Energy South Carolina - Columbia Energy Center
Gaston, SC · Parent: Dominion Energy Inc
- Total releases
- 235.7K lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Dominion Energy South Carolina - Columbia Energy Center: how the 235.7K lbs splits
235.7K lbs across all reported pathways
- Air Releases 235.7K lbs 100.0%
Dominion Energy South Carolina - Columbia Energy Center's 235.7K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Ammonia.
MID volume AIR pathway CLEAN
Dominion Energy South Carolina - Columbia Energy Center is an EPA Toxics Release Inventory reporter in Gaston, SC, in the electric utilities sector. It reported 41.7K lbs of releases across 1 chemical in 2023, and 235.7K lbs in total across its 2019-2023 reporting years. That ranks 2,955 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. Dominion Energy South Carolina - Columbia Energy Center is pounds #96 and chemical-count #403 at 235.7K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Alpek Polyester USA Llc-Columbia Site; Eastman Chemical Co South Carolina Operations; Zeus Co LLC Csc; Zeus Co LLC Gsc. Similar-scale Electric Utilities peers outside South Carolina: Avon Lake Environmental Redevelopment Group LLC; Consolidated Edison Co of New York - East River Facility; Seci Midulla Generating Station; Nevada Gold Energy LLC. Other Dominion Energy Inc sites in this extract: Mount Storm Power Station; Virginia City Hybrid Energy Center; Chesterfield Power Station; Clover Power Station. Largest disclosed chemicals by pounds: Ammonia.
Dominion Energy South Carolina - Columbia Energy Center stamps MID volume with a dominant AIR pathway (100.0% air releases) across 1 chemical. Cumulative Form-R extract: 235.7K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Avon Lake Environmental Redevelopment Group LLC and Consolidated Edison Co of New York - East River Facility.
Dominion Energy South Carolina - Columbia Energy Center vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
236K lbs Top 11% higher than 89% 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
Dominion Energy South Carolina - Columbia Energy Center: Ammonia-led volume
Among the 513 Electric Utilities facilities in this database, Dominion Energy South Carolina - Columbia Energy Center reports the 278th-largest volume (235.7K lbs). Its reported volume is concentrated rather than spread: Ammonia alone is 100% of the total. Scale peers outside South Carolina include Avon Lake Environmental Redevelopment Group LLC and Consolidated Edison Co of New York - East River Facility.
Concentrated means ≥60% of Dominion Energy South Carolina - Columbia Energy Center's pounds in one chemical - here Ammonia at 100%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Dominion Energy South Carolina - Columbia Energy Center's total reported releases fell from 46.3 thousand lb in 2022 to 41.7 thousand lb in 2023, based on EPA TRI filings.
- Dominion Energy South Carolina - Columbia Energy Center's air releases fell from 46.3 thousand lb in 2022 to 41.7 thousand lb in 2023, based on EPA TRI filings.
Dominion Energy South Carolina - Columbia Energy Center Form-R facts
Compare this facility
See how Dominion Energy South Carolina - Columbia Energy Center stacks up against nearby facilities and the typical reporter.
92% less than the comparison
94% less 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 Dominion Energy South Carolina - Columbia Energy Center releases toxic chemicals into the environment. Total: 235.7K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 25% (55.5K lbs to 41.7K lbs).
Dominion Energy South Carolina - Columbia Energy Center: 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 Dominion Energy South Carolina - Columbia Energy Center year-over-year reported totals (decreased by 25% 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 | 55.5K lbs | 1 |
| 2020 | 47.1K lbs | 1 |
| 2021 | 45.2K lbs | 1 |
| 2022 | 46.3K lbs | 1 |
| 2023 | 41.7K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 235.7K lbs | - |
Dominion Energy South Carolina - Columbia Energy Center · AIR-pathway site
Nearest TRI Facilities to Dominion Energy South Carolina - Columbia Energy Center
Closest other reporters in South Carolina - including Alpek Polyester USA Llc-Columbia Site, Eastman Chemical Co South Carolina Operations, Zeus Co LLC Csc, 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. Avon Lake Environmental Redevelopment Group LLC, Consolidated Edison Co of New York - East River Facility, Seci Midulla Generating Station.
Compare beyond South Carolina
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Dominion Energy South Carolina - Columbia Energy Center on cumulative reported pounds (235.7K lbs) and distinct chemical count (1). Release-pound peers include Western Tube & Conduit Corp, Crystal Finishing Systems Inc, American Railcar Industries I Nc. Chemical-count peers include Ecoelectrica LP, Planta Penuelas, Tallaboa 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.
- Western Tube & Conduit Corp Long Beach, CA · Primary Metals 235.6K lbs reported
- Crystal Finishing Systems Inc Schofield, WI · Fabricated Metals 235.4K lbs reported
- American Railcar Industries I Nc Paragould, AR · Primary Metals 236.2K lbs reported
- Echo Springs Gas Plant Carbon, WY · Natural Gas Processing 235.3K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Dominion Energy Inc Facilities
Same-parent TRI sites ranked by reported releases - including Mount Storm Power Station, Virginia City Hybrid Energy Center, Chesterfield Power 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; nearby reporters include Alpek Polyester USA Llc-Columbia Site. Dominion Energy South Carolina - Columbia Energy Center 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 Dominion Energy South Carolina - Columbia Energy Center TRI extract (MID · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dominion Energy South Carolina - Columbia Energy Center totals are self-reported EPCRA §313 estimates for Gaston, SC, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 7.2% of Calhoun TRI pounds in this extract. Nearest ABS peer: Western Tube & Conduit Corp (Δ 93 lbs). Pounds ≠ exposure.
Dominion Energy South Carolina - Columbia Energy Center 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