EPA TRI Facility · Electric Utilities
Indian River Generating Station
Dagsboro, DE · Parent: Nrg Energy Inc
- Total releases
- 19.7K lbs
- Chemicals reported
- 7
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Indian River Generating Station: how the 46.3K lbs splits
46.3K lbs across all reported pathways
- Air Releases 34.7K lbs 75.1%
- Land Disposal 11.5K lbs 24.9%
Indian River Generating Station's 46.3K lbs Form-R total is AIR - air releases is 75.1% of the bar. Next segment: land disposal at 24.9%. Leading chemical by pounds: Ammonia.
LIGHT volume AIR pathway CLEAN
Indian River Generating Station is an EPA Toxics Release Inventory reporter in Dagsboro, DE, in the electric utilities sector. It reported 26.6K lbs of releases across 6 chemicals in 2024, and 19.7K lbs in total across its 2019-2024 reporting years. That ranks 8,276 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Delaware's 53 reporting TRI sites, Delaware City Refinery leads both reported pounds (27.7M lbs) and chemical count (42 chemicals). The two rankings do not invert in this pool. Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Mountaire Farms of Delaware Inc; Allen Harim Foods LLC - Millsboro; Intervet Inc. (dba Merck Animal Health); Mountaire Farms Inc. - Selbyville Plant. Similar-scale Electric Utilities peers outside Delaware: Cumberland Energy Center; Manchester Street Llc.; Tenaska Virginia Partners LP; U.S. Tva John Sevier Combined Cycle Plant. Other Nrg Energy Inc sites in this extract: W.a. Parish Electric Generating Station; Limestone Electric Generating Station; Homer City Generation LP; Waukegan Generating Station. Largest disclosed chemicals by pounds: Ammonia; Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
Indian River Generating Station stamps LIGHT volume with a dominant AIR pathway (75.1% air releases) across 7 chemicals. Cumulative Form-R extract: 19.7K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Cumberland Energy Center and Manchester Street Llc..
Indian River Generating Station vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
20K lbs Top 32% higher than 68% 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
Indian River Generating Station: Ammonia-led volume
Among the 513 Electric Utilities facilities in this database, Indian River Generating Station reports the 368th-largest volume (19.7K lbs). Its reported volume is concentrated rather than spread: Ammonia alone is 66.0% of the total. Scale peers outside Delaware include Cumberland Energy Center and Manchester Street Llc..
Concentrated means ≥60% of Indian River Generating Station's pounds in one chemical - here Ammonia at 66.0%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Indian River Generating Station's total reported releases fell from 1.9 thousand lb in 2022 to 100 lb in 2023, based on EPA TRI filings.
- Indian River Generating Station's air releases fell from 1.7 thousand lb in 2022 to 54 lb in 2023, based on EPA TRI filings.
- Indian River Generating Station's land releases fell from 252 lb in 2022 to 46 lb in 2023, based on EPA TRI filings.
- Indian River Generating Station's chemicals reported fell from 5 in 2022 to 2 in 2023, based on EPA TRI filings.
Indian River Generating Station Form-R facts
Compare this facility
See how Indian River Generating Station stacks up against nearby facilities and the typical reporter.
99% less than the comparison
22% 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 Indian River Generating Station releases toxic chemicals into the environment. Total: 46.3K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases increased by 663% (3.5K lbs to 26.6K lbs).
Indian River Generating Station: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Indian River Generating Station year-over-year reported totals (increased by 663% from 2019 to 2024). 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 | 3.5K lbs | 5 |
| 2020 | 3.2K lbs | 5 |
| 2021 | 11.0K lbs | 6 |
| 2022 | 1.9K lbs | 5 |
| 2023 | 100 lbs | 2 |
| 2024 | 26.6K lbs | 6 |
Chemical Releases
Aggregated across all reporting years (2019–2024). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 30.5K lbs | - |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 9.8K lbs | - |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2.3K lbs | - |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1.9K lbs | - |
| Lead compounds | 1.6K lbs | - |
| Mercury And Mercury Compounds | 70 lbs | - |
| Mercury compounds | 69 lbs | - |
Indian River Generating Station · AIR-pathway site
Nearest TRI Facilities to Indian River Generating Station
Closest other reporters in Delaware - including Mountaire Farms of Delaware Inc, Allen Harim Foods LLC - Millsboro, Intervet Inc. (dba Merck Animal Health), ordered by distance.
Showing 8 of 52 other reporting facilities in Delaware.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Delaware - e.g. Cumberland Energy Center, Manchester Street Llc., Tenaska Virginia Partners LP.
Compare beyond Delaware
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Indian River Generating Station on cumulative reported pounds (19.7K lbs) and distinct chemical count (7). Release-pound peers include Basf Corp, Anchor Paint Manufacturing Co Inc, Chemical Solvents Jennings Road Facility. Chemical-count peers include Hubbell Caribe Ltd, Celanese Microcircuits Industries Ltd., Virgin Islands Water & Power Authority. 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 Nrg Energy Inc Facilities
Same-parent TRI sites ranked by reported releases - including W.a. Parish Electric Generating Station, Limestone Electric Generating Station, Homer City Generation LP.
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, Barium compounds (except for barium sulfate (CAS No. 7727-43-7)), Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); nearby reporters include Mountaire Farms of Delaware Inc. Indian River Generating Station 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 Indian River Generating Station TRI extract (LIGHT · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Indian River Generating Station totals are self-reported EPCRA §313 estimates for Dagsboro, DE, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 221112 · Electric Utilities. 0.4% of Sussex TRI pounds in this extract. Nearest ABS peer: Basf Corp (Δ 1 lbs). Pounds ≠ exposure.
Indian River Generating Station stamps LIGHT 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