EPA TRI Facility · Electric Utilities
Dominion Energy South Carolina - Jasper Generating Station
Hardeeville, SC · Parent: Dominion Energy Inc
- Total releases
- 542.9K lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Dominion Energy South Carolina - Jasper Generating Station: how the 542.9K lbs splits
542.9K lbs across all reported pathways
- Air Releases 540.0K lbs 99.5%
- Off-site Transfers 2.2K lbs 0.4%
- Water Discharges 743 lbs 0.1%
Dominion Energy South Carolina - Jasper Generating Station's 542.9K lbs Form-R total is AIR - air releases is 99.5% of the bar. Next segment: off-site transfers at 0.4%. Leading chemical by pounds: Ammonia.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
MID volume AIR pathway CARC-LEAN
Dominion Energy South Carolina - Jasper Generating Station is an EPA Toxics Release Inventory reporter in Hardeeville, SC, in the electric utilities sector. It reported 115.6K lbs of releases across 2 chemicals in 2023, and 542.9K lbs in total across its 2019-2023 reporting years. That ranks 1,849 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 - Jasper Generating Station is pounds #54 and chemical-count #282 at 542.9K 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: Athena Corp; Dawkins On-Site LLC - Riverport; Krm South LLC - Plant 17; Flint Group Pigments. Similar-scale Electric Utilities peers outside South Carolina: Moxie Freedom; Polk Power Station; Morgantown Energy Associates; Duck Creek Power Station. 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; Formaldehyde.
Dominion Energy South Carolina - Jasper Generating Station stamps MID volume with a dominant AIR pathway (99.5% air releases) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 542.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Moxie Freedom and Polk Power Station.
Dominion Energy South Carolina - Jasper Generating Station vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
543K lbs Top 7% higher than 93% 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 - Jasper Generating Station inside Jasper's TRI pounds
Among the 513 Electric Utilities facilities in this database, Dominion Energy South Carolina - Jasper Generating Station reports the 236th-largest volume (542.9K lbs). This one site accounts for 95.5% of every pound reported in Jasper. Its reported volume is concentrated rather than spread: Ammonia alone is 80.1% of the total. Scale peers outside South Carolina include Moxie Freedom and Polk Power Station.
County-dominant here means ≥25% of Jasper's reported pounds (568.6K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Dominion Energy South Carolina - Jasper Generating Station's total reported releases rose from 112.5 thousand lb in 2022 to 115.6 thousand lb in 2023, based on EPA TRI filings.
- Dominion Energy South Carolina - Jasper Generating Station's off-site transfers rose from 236 lb in 2022 to 291 lb in 2023, based on EPA TRI filings.
- Dominion Energy South Carolina - Jasper Generating Station's air releases rose from 112.3 thousand lb in 2022 to 115.3 thousand lb in 2023, based on EPA TRI filings.
Dominion Energy South Carolina - Jasper Generating Station Form-R facts
Compare this facility
See how Dominion Energy South Carolina - Jasper Generating Station stacks up against nearby facilities and the typical reporter.
21.1× more than the comparison
2.0× 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 Dominion Energy South Carolina - Jasper Generating Station releases toxic chemicals into the environment. Total: 542.9K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases held roughly flat (116.1K lbs to 115.6K lbs).
Dominion Energy South Carolina - Jasper Generating 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 Dominion Energy South Carolina - Jasper Generating Station year-over-year reported totals (held roughly flat 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 | 116.1K lbs | 2 |
| 2020 | 118.1K lbs | 2 |
| 2021 | 80.7K lbs | 1 |
| 2022 | 112.5K lbs | 2 |
| 2023 | 115.6K lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 2 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 434.9K lbs | - |
| Formaldehyde | 108.0K lbs | Carcinogen |
Dominion Energy South Carolina - Jasper Generating Station · AIR-pathway site
Nearest TRI Facilities to Dominion Energy South Carolina - Jasper Generating Station
Closest other reporters in South Carolina - including Athena Corp, Dawkins On-Site LLC - Riverport, Krm South LLC - Plant 17, 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. Moxie Freedom, Polk Power Station, Morgantown Energy Associates.
Compare beyond South Carolina
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Dominion Energy South Carolina - Jasper Generating Station on cumulative reported pounds (542.9K lbs) and distinct chemical count (2). Release-pound peers include Tamco, New-Indy Containerboard Ontario LLC, Oxbow Calcining LLC. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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 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, Formaldehyde; nearby reporters include Athena Corp. Dominion Energy South Carolina - Jasper Generating Station stamps MID volume · AIR pathway · CARC-LEAN 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 - Jasper Generating Station TRI extract (MID · AIR · CARC-LEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dominion Energy South Carolina - Jasper Generating Station totals are self-reported EPCRA §313 estimates for Hardeeville, SC, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 95.5% of Jasper TRI pounds in this extract. Nearest ABS peer: Tamco (Δ 452 lbs). Pounds ≠ exposure.
Dominion Energy South Carolina - Jasper Generating Station stamps MID volume · AIR pathway · CARC-LEAN · 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