EPA TRI Facility · Electric Utilities
Stock Island Power Plant
Key West, FL · Parent: Florida Municipal Power Agency
- Total releases
- 207 lbs
- Chemicals reported
- 3
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Stock Island Power Plant: how the 207 lbs splits
207 lbs across all reported pathways
- Air Releases 207 lbs 100.0%
Stock Island Power Plant's 207 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: 1,2,4-Trimethylbenzene.
TRACE volume AIR pathway CARC-LEAN
Stock Island Power Plant is an EPA Toxics Release Inventory reporter in Key West, FL, in the electric utilities sector. It reported 41 lbs of releases across 3 chemicals in 2023, and 207 lbs in total across its 2019-2023 reporting years. That ranks 15,823 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Florida's 659 reporting TRI sites, pounds #1 is not chemical-count #1. Stock Island Power Plant is pounds #361 and chemical-count #200 at 207 lbs. Ascend Performance Materials Operations LLC leads reported pounds (116.3M lbs) at 27 chemicals (chemical-count #2). Duke Energy Florida Llc-Crystal River Power Plant leads chemical count at 31 chemicals (2.4M lbs, pounds #15). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: US Dod Nas Key West; Contender Boats Inc; Florida Power & Light Co Turkey Point Power Plant; Titan Florida LLC Naples Concrete Batch Plant. Similar-scale Electric Utilities peers outside Florida: Maui Electric Co Ltd Palaau Generating Station; Prepa-Yabucoa Gas Turbines Pow Er Plant; Maui Electric Co Ltd Miki Basin Generating Station; Prepa-Daguao Gas Turbines Power Plant. Other Florida Municipal Power Agency sites in this extract: Cane Island Power Park. Largest disclosed chemicals by pounds: 1,2,4-Trimethylbenzene; n-Hexane; Naphthalene.
Stock Island Power Plant stamps TRACE volume with a dominant AIR pathway (100.0% air releases) across 3 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 207 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Maui Electric Co Ltd Palaau Generating Station and Prepa-Yabucoa Gas Turbines Pow Er Plant.
Stock Island Power Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
207 lbs 39th percentile higher than 39% 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
Stock Island Power Plant in the Electric Utilities sector extract
Among the 513 Electric Utilities facilities in this database, Stock Island Power Plant reports the 429th-largest volume (207 lbs). Scale peers outside Florida include Maui Electric Co Ltd Palaau Generating Station and Prepa-Yabucoa Gas Turbines Pow Er Plant.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Stock Island Power Plant Form-R facts
Compare this facility
See how Stock Island Power Plant stacks up against nearby facilities and the typical reporter.
96% less than the comparison
40% 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 Stock Island Power Plant releases toxic chemicals into the environment. Total: 207 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 4% (43 lbs to 41 lbs).
Stock Island Power Plant: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Stock Island Power Plant year-over-year reported totals (decreased by 4% 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: 1,2,4-Trimethylbenzene.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 43 lbs | 3 |
| 2020 | 41 lbs | 3 |
| 2021 | 41 lbs | 3 |
| 2022 | 41 lbs | 3 |
| 2023 | 41 lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 3 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| 1,2,4-Trimethylbenzene | 80 lbs | - |
| n-Hexane | 80 lbs | - |
| Naphthalene | 47 lbs | Carcinogen |
Stock Island Power Plant · AIR-pathway site
Nearest TRI Facilities to Stock Island Power Plant
Closest other reporters in Florida - including US Dod Nas Key West, Contender Boats Inc, Florida Power & Light Co Turkey Point Power Plant, ordered by distance.
Showing 8 of 658 other reporting facilities in Florida.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Florida - e.g. Maui Electric Co Ltd Palaau Generating Station, Prepa-Yabucoa Gas Turbines Pow Er Plant, Maui Electric Co Ltd Miki Basin Generating Station.
Other Florida Municipal Power Agency Facilities
Same-parent TRI sites ranked by reported releases - including Cane Island Power Park.
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 1,2,4-Trimethylbenzene, n-Hexane, Naphthalene; nearby reporters include US Dod Nas Key West. Stock Island Power Plant stamps TRACE 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 Stock Island Power Plant TRI extract (TRACE · AIR · CARC-LEAN · lead 1,2,4-Trimethylbenzene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Stock Island Power Plant totals are self-reported EPCRA §313 estimates for Key West, FL, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 3.5% of Monroe TRI pounds in this extract. Nearest ABS peer: New Jersey Galvanizing & Tinning Works (Δ 0 lbs). Pounds ≠ exposure.
Stock Island Power Plant stamps TRACE volume · AIR pathway · CARC-LEAN · lead 1,2,4-Trimethylbenzene. 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