EPA TRI Facility · Electric Utilities
Prepa - Aguirre Power Generati on Complex
Aguirre, PR · Parent: Puerto Rico Electric Power Authority
- Total releases
- 1.5M lbs
- Chemicals reported
- 12
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
Prepa - Aguirre Power Generati on Complex: how the 1.6M lbs splits
1.6M lbs across all reported pathways
- Air Releases 1.6M lbs 99.7%
- Off-site Transfers 2.2K lbs 0.1%
- Land Disposal 1.6K lbs 0.1%
- Water Discharges 240 lbs <0.1%
Prepa - Aguirre Power Generati on Complex's 1.6M lbs Form-R total is AIR - air releases is 99.7% of the bar. Next segment: off-site transfers at 0.1%. Leading chemical by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
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.
HEAVY volume AIR pathway TRACE-CARC
Prepa - Aguirre Power Generati on Complex is an EPA Toxics Release Inventory reporter in Aguirre, PR, in the electric utilities sector. It reported 104.6K lbs of releases across 8 chemicals in 2024, and 1.5M lbs in total across its 2019-2024 reporting years. That ranks 1,045 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Puerto Rico's 104 reporting TRI sites, pounds #1 is not chemical-count #1. Prepa - Aguirre Power Generati on Complex is pounds #3 and chemical-count #3 at 1.5M lbs. Ecw Landfill Corp. leads reported pounds (8.3M lbs) at 2 chemicals (chemical-count #41). Aes Puerto Rico LP leads chemical count at 25 chemicals (6.5M lbs, pounds #2). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Idi Caribe Inc; US Army National Guard Camp Santiago Training Center-Ranges; Baxter Healthcare of Puerto Rico LLC; Steri-Tech Inc.. Similar-scale Electric Utilities peers outside Puerto Rico: Dte Electric Co - Trenton Channel Power Plant; Wansley Steam Electric Generating Plant; Coleto Creek Power Station; Hawthorn Generating Station. Other Puerto Rico Electric Power Authority sites in this extract: Prepa-South Coast Power Plant; Prepa - Palo Seco Steam Plant; Prepa - San Juan Steam Plant; Prepa-Cambalache Combustion Turbine Plant. Largest disclosed chemicals by pounds: 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); Copper And Copper Compounds; Copper compounds.
Prepa - Aguirre Power Generati on Complex stamps HEAVY volume with a dominant AIR pathway (99.7% air releases) across 12 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 1.5M lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Dte Electric Co - Trenton Channel Power Plant and Wansley Steam Electric Generating Plant.
Prepa - Aguirre Power Generati on Complex vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.5M lbs Top 4% higher than 96% 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
Prepa - Aguirre Power Generati on Complex inside Salinas Municipio's TRI pounds
Among the 513 Electric Utilities facilities in this database, Prepa - Aguirre Power Generati on Complex reports the 166th-largest volume (1.5M lbs). This one site accounts for 93.8% of every pound reported in Salinas Municipio. Its reported volume is concentrated rather than spread: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) alone is 66.3% of the total. Scale peers outside Puerto Rico include Dte Electric Co - Trenton Channel Power Plant and Wansley Steam Electric Generating Plant.
County-dominant here means ≥25% of Salinas Municipio's reported pounds (1.6M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Prepa - Aguirre Power Generati on Complex's total reported releases fell from 235.5 thousand lb in 2022 to 140.1 thousand lb in 2023, based on EPA TRI filings.
- Prepa - Aguirre Power Generati on Complex's off-site transfers fell from 552 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- Prepa - Aguirre Power Generati on Complex's air releases fell from 234.8 thousand lb in 2022 to 140.1 thousand lb in 2023, based on EPA TRI filings.
- Prepa - Aguirre Power Generati on Complex's water releases fell from 65 lb in 2022 to 55 lb in 2023, based on EPA TRI filings.
Prepa - Aguirre Power Generati on Complex Form-R facts
Compare this facility
See how Prepa - Aguirre Power Generati on Complex stacks up against nearby facilities and the typical reporter.
22.9× more than the comparison
6.0× 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 Prepa - Aguirre Power Generati on Complex releases toxic chemicals into the environment. Total: 1.6M lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 65% (300.2K lbs to 104.6K lbs).
Prepa - Aguirre Power Generati on Complex: annual Form-R pounds
HEAVY site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Prepa - Aguirre Power Generati on Complex year-over-year reported totals (decreased by 65% 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: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 300.2K lbs | 8 |
| 2020 | 398.9K lbs | 9 |
| 2021 | 388.6K lbs | 8 |
| 2022 | 235.5K lbs | 8 |
| 2023 | 140.1K lbs | 8 |
| 2024 | 104.6K lbs | 8 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 2 of 13 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1.0M lbs | - |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 456.9K lbs | - |
| Copper And Copper Compounds | 25.1K lbs | - |
| Copper compounds | 17.0K lbs | - |
| Copper | 13.0K lbs | - |
| Phosphorus (yellow or white) | 7.5K lbs | - |
| Lead And Lead Compounds | 3.7K lbs | - |
| Naphthalene | 3.2K lbs | Carcinogen |
| Polycyclic aromatic compounds | 2.4K lbs | Carcinogen |
| Lead compounds | 215 lbs | - |
| Mercury compounds | 44 lbs | - |
| Mercury And Mercury Compounds | 38 lbs | - |
| Benzo[g,h,i]perylene | 4 lbs | - |
Prepa - Aguirre Power Generati on Complex · AIR-pathway site
Nearest TRI Facilities to Prepa - Aguirre Power Generati on Complex
Closest other reporters in Puerto Rico - including Idi Caribe Inc, US Army National Guard Camp Santiago Training Center-Ranges, Baxter Healthcare of Puerto Rico LLC, ordered by distance.
Showing 8 of 103 other reporting facilities in Puerto Rico.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Puerto Rico - e.g. Dte Electric Co - Trenton Channel Power Plant, Wansley Steam Electric Generating Plant, Coleto Creek Power Station.
Compare beyond Puerto Rico
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Prepa - Aguirre Power Generati on Complex on cumulative reported pounds (1.5M lbs) and distinct chemical count (12). Release-pound peers include Dte Electric Co - Trenton Channel Power Plant, Ellwood Quality Steels Co, Callaway Golf Ball Operations Inc. Chemical-count peers include Citgo Petroleum Corp, Isp Freetown Fine Chemicals Inc, Sprague East Providence Terminal. 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.
- Dte Electric Co - Trenton Channel Power Plant Trenton, MI · Electric Utilities 1.5M lbs reported
- Ellwood Quality Steels Co New Castle, PA · Primary Metals 1.5M lbs reported
- Callaway Golf Ball Operations Inc Chicopee, MA · Miscellaneous Manufacturing 1.5M lbs reported
- 293 - Memphis Oilseeds Memphis, TN · Food 1.5M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Citgo Petroleum Corp Braintree, MA · Petroleum Bulk Terminals 12 chemicals
- Isp Freetown Fine Chemicals Inc Assonet, MA · Chemicals 12 chemicals
- Sprague East Providence Terminal East Providence, RI · Petroleum Bulk Terminals 12 chemicals
- Citgo Petroleum Corp South Portland Terminal South Portland, ME · Petroleum Bulk Terminals 12 chemicals
Other Puerto Rico Electric Power Authority Facilities
Same-parent TRI sites ranked by reported releases - including Prepa-South Coast Power Plant, Prepa - Palo Seco Steam Plant, Prepa - San Juan Steam 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 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), Copper And Copper Compounds, Copper compounds; nearby reporters include Idi Caribe Inc. Prepa - Aguirre Power Generati on Complex stamps HEAVY volume · AIR pathway · TRACE-CARC 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 Prepa - Aguirre Power Generati on Complex TRI extract (HEAVY · AIR · TRACE-CARC · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Prepa - Aguirre Power Generati on Complex totals are self-reported EPCRA §313 estimates for Aguirre, PR, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 221112 · Electric Utilities. 93.8% of Salinas Municipio TRI pounds in this extract. Nearest ABS peer: Dte Electric Co - Trenton Channel Power Plant (Δ 2.1K lbs). Pounds ≠ exposure.
Prepa - Aguirre Power Generati on Complex stamps HEAVY volume · AIR pathway · TRACE-CARC · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size). 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