EPA TRI Facility · Electric Utilities

Ninemile Point Plant

Westwego, LA · Parent: Entergy Corp

Total releases
371.2K lbs
Chemicals reported
4
Carcinogens
3
Primary pathway
Air Releases

AIR Form-R mix

Ninemile Point Plant: how the 371.2K lbs splits

371.2K lbs across all reported pathways

  • Air Releases 371.2K lbs 100.0%

Ninemile Point Plant's 371.2K 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.

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

Ninemile Point Plant is an EPA Toxics Release Inventory reporter in Westwego, LA, in the electric utilities sector. It reported 136.8K lbs of releases across 1 chemical in 2023, and 371.2K lbs in total across its 2019-2023 reporting years. That ranks 2,303 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Louisiana's 417 reporting TRI sites, pounds #1 is not chemical-count #1. Ninemile Point Plant is pounds #100 and chemical-count #214 at 371.2K lbs. Bayer Cropscience LP leads reported pounds (81.9M lbs) at 17 chemicals (chemical-count #52). Eco-Services Operations leads chemical count at 68 chemicals (163.5K lbs, pounds #136). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Holcim - Sor Inc. - Airline Rmx; Gold Bond Building Products - Westwego; Quikrete - New Orleans la Plant; Five Star Products Inc.. Similar-scale Electric Utilities peers outside Louisiana: Edgewater Generating Station; Southern Co Rowan County Power Plant; Wheelabrator Frackville Energy Co Inc; Muscatine Power & Water Generation. Other Entergy Corp sites in this extract: Independence Steam Electric Station; White Bluff Generating Plant. Largest disclosed chemicals by pounds: Ammonia; Formaldehyde; Polycyclic aromatic compounds; Naphthalene.

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Ninemile Point Plant stamps MID volume with a dominant AIR pathway (100.0% air releases) across 4 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 371.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Edgewater Generating Station and Southern Co Rowan County Power Plant.

#2,303 of 25,986 TRI facilities nationwide by total reported releases - among the top 8.9% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Ninemile Point Plant vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

371K lbs Top 9% higher than 91% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Ninemile Point Plant: Ammonia-led volume

Among the 513 Electric Utilities facilities in this database, Ninemile Point Plant reports the 255th-largest volume (371.2K lbs). Its reported volume is concentrated rather than spread: Ammonia alone is 86.0% of the total. Scale peers outside Louisiana include Edgewater Generating Station and Southern Co Rowan County Power Plant.

Concentrated means ≥60% of Ninemile Point Plant's pounds in one chemical - here Ammonia at 86.0%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Ninemile Point Plant's total reported releases fell from 143.8 thousand lb in 2022 to 136.8 thousand lb in 2023, based on EPA TRI filings.
  • Ninemile Point Plant's chemicals reported fell from 2 in 2022 to 1 in 2023, based on EPA TRI filings.
  • Ninemile Point Plant's air releases fell from 143.8 thousand lb in 2022 to 136.8 thousand lb in 2023, based on EPA TRI filings.

Ninemile Point Plant Form-R facts

Sector
Electric Utilities
MID volume
371.2K lbs
AIR pathway
Air Releases
CARC-LEAN chem count
4 · 3 carc.
Lead chemical
Ammonia

Compare this facility

See how Ninemile Point Plant stacks up against nearby facilities and the typical reporter.

Total reported releases
Ninemile Point Plant
371.2K lbs
Holcim - Sor Inc. - Airline Rmx
0 lbs

370077068.8× more than the comparison

Chemicals reported
Ninemile Point Plant
4
Holcim - Sor Inc. - Airline Rmx
2

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 Ninemile Point Plant releases toxic chemicals into the environment. Total: 371.2K lbs.

Air Releases 371.2K lbs (100.0%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 237% (40.6K lbs to 136.8K lbs).

Ninemile Point Plant: annual Form-R pounds

MID site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Ninemile Point Plant year-over-year reported totals (increased by 237% 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.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 40.6K lbs 2
2020 38.3K lbs 2
2021 11.7K lbs 3
2022 143.8K lbs 2
2023 136.8K lbs 1

Chemical Releases

Aggregated across all reporting years (2019–2023). 3 of 4 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Ammonia 319.1K lbs -
Formaldehyde 52.1K lbs Carcinogen
Polycyclic aromatic compounds 1 lbs Carcinogen
Naphthalene 0 lbs Carcinogen

Ninemile Point Plant · AIR-pathway site

Westwego, LA
29.9469, -90.1453
County TRI context
Jefferson Parish · 0.5% of county pounds
Parent company
Entergy Corp

Compare beyond Louisiana

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Ninemile Point Plant on cumulative reported pounds (371.2K lbs) and distinct chemical count (4). Release-pound peers include Lamb-Weston/rdo Frozen, U.s Army Sierra Army Depot, Ak Industries Inc. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

Other Entergy Corp Facilities

Same-parent TRI sites ranked by reported releases - including Independence Steam Electric Station, White Bluff Generating 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, Formaldehyde, Polycyclic aromatic compounds, Naphthalene; nearby reporters include Holcim - Sor Inc. - Airline Rmx. Ninemile Point Plant 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 Ninemile Point Plant TRI extract (MID · AIR · CARC-LEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Ninemile Point Plant totals are self-reported EPCRA §313 estimates for Westwego, LA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 0.5% of Jefferson Parish TRI pounds in this extract. Nearest ABS peer: Lamb-Weston/rdo Frozen (Δ 231 lbs). Pounds ≠ exposure.

Ninemile Point Plant 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