EPA TRI Facility · Electric Utilities
US Tva Southaven Combined Cycle Plant
Southaven, MS · Parent: US Tennessee Valley Authority
- Total releases
- 451.0K lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
US Tva Southaven Combined Cycle Plant: how the 451.0K lbs splits
451.0K lbs across all reported pathways
- Air Releases 451.0K lbs 100.0%
US Tva Southaven Combined Cycle Plant's 451.0K 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
US Tva Southaven Combined Cycle Plant is an EPA Toxics Release Inventory reporter in Southaven, MS, in the electric utilities sector. It reported 110.0K lbs of releases across 1 chemical in 2023, and 451.0K lbs in total across its 2019-2023 reporting years. That ranks 2,070 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Mississippi's 328 reporting TRI sites, pounds #1 is not chemical-count #1. US Tva Southaven Combined Cycle Plant is pounds #43 and chemical-count #206 at 451.0K lbs. Tronox LLC leads reported pounds (64.0M lbs) at 17 chemicals (chemical-count #12). Chevron Products Co Pascagoula Refinery leads chemical count at 46 chemicals (7.4M lbs, pounds #9). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Abb Installation Products Inc; Rite Hite Products Corp; Mmc Materials Inc - Horn Lake; Mmc Materials Inc - Nesbit Road. Similar-scale Electric Utilities peers outside Mississippi: Bruce Mansfield Power Plant; Prepa - San Juan Steam Plant; Maui Electric Co Ltd Maalaea Generating Station; Gorgas Steam Plant. Other US Tennessee Valley Authority sites in this extract: U.S. Tva Bull Run Fossil Plant; U.S. Tva Ackerman Combined Cycle Plant. Largest disclosed chemicals by pounds: Ammonia.
US Tva Southaven Combined Cycle Plant stamps MID volume with a dominant AIR pathway (100.0% air releases) across 1 chemical. Cumulative Form-R extract: 451.0K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Bruce Mansfield Power Plant and Prepa - San Juan Steam Plant.
US Tva Southaven Combined Cycle Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
451K lbs Top 8% higher than 92% 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
US Tva Southaven Combined Cycle Plant inside Desoto's TRI pounds
Among the 513 Electric Utilities facilities in this database, US Tva Southaven Combined Cycle Plant reports the 247th-largest volume (451.0K lbs). This one site accounts for 26.5% of every pound reported in Desoto. Its reported volume is concentrated rather than spread: Ammonia alone is 100% of the total. Scale peers outside Mississippi include Bruce Mansfield Power Plant and Prepa - San Juan Steam Plant.
County-dominant here means ≥25% of Desoto's reported pounds (1.7M lbs county total). Shares only print when the site reports ≥1,000 lbs.
US Tva Southaven Combined Cycle Plant Form-R facts
Compare this facility
See how US Tva Southaven Combined Cycle Plant stacks up against nearby facilities and the typical reporter.
26.6× more than the comparison
67% 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 US Tva Southaven Combined Cycle Plant releases toxic chemicals into the environment. Total: 451.0K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 10% (100.0K lbs to 110.0K lbs).
US Tva Southaven Combined Cycle Plant: 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 US Tva Southaven Combined Cycle Plant year-over-year reported totals (increased by 10% 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 | 100.0K lbs | 1 |
| 2020 | 60.0K lbs | 1 |
| 2021 | 71.0K lbs | 1 |
| 2022 | 110.0K lbs | 1 |
| 2023 | 110.0K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 451.0K lbs | - |
US Tva Southaven Combined Cycle Plant · AIR-pathway site
Nearest TRI Facilities to US Tva Southaven Combined Cycle Plant
Closest other reporters in Mississippi - including Abb Installation Products Inc, Rite Hite Products Corp, Mmc Materials Inc - Horn Lake, ordered by distance.
Showing 8 of 327 other reporting facilities in Mississippi.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Mississippi - e.g. Bruce Mansfield Power Plant, Prepa - San Juan Steam Plant, Maui Electric Co Ltd Maalaea Generating Station.
Compare beyond Mississippi
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest US Tva Southaven Combined Cycle Plant on cumulative reported pounds (451.0K lbs) and distinct chemical count (1). Release-pound peers include Masterbrand Cabinets Llc-Decora, Abb Installation Products Inc., Wieland Rolled Products N.a. Buffalo Inc.. 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.
- Masterbrand Cabinets Llc-Decora Jasper, IN · Furniture 451.0K lbs reported
- Abb Installation Products Inc. Athens, TN · Electrical Equipment 451.5K lbs reported
- Wieland Rolled Products N.a. Buffalo Inc. Buffalo, NY · Primary Metals 450.4K lbs reported
- Geo Specialty Chemicals Trimet Products Group Allentown, PA · Chemicals 449.6K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other US Tennessee Valley Authority Facilities
Same-parent TRI sites ranked by reported releases - including U.S. Tva Bull Run Fossil Plant, U.S. Tva Ackerman Combined Cycle Plant.
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 Abb Installation Products Inc. US Tva Southaven Combined Cycle Plant 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 US Tva Southaven Combined Cycle Plant TRI extract (MID · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
US Tva Southaven Combined Cycle Plant totals are self-reported EPCRA §313 estimates for Southaven, MS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 26.5% of Desoto TRI pounds in this extract. Nearest ABS peer: Masterbrand Cabinets Llc-Decora (Δ 12 lbs). Pounds ≠ exposure.
US Tva Southaven Combined Cycle Plant 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