EPA TRI Facility · Electric Utilities
Yigo Power Plant
Yigo, GU
- Total releases
- 3.7K lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Yigo Power Plant: how the 3.7K lbs splits
3.7K lbs across all reported pathways
- Air Releases 3.7K lbs 100.0%
- Land Disposal 0 lbs <0.1%
Yigo Power Plant's 3.7K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: land disposal at <0.1%. Leading chemical by pounds: Naphthalene.
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.
LIGHT volume AIR pathway CARC-MID
Yigo Power Plant is an EPA Toxics Release Inventory reporter in Yigo, GU, in the electric utilities sector. It reported 1.2K lbs of releases across 4 chemicals in 2023, and 3.7K lbs in total across its 2021-2023 reporting years. That ranks 11,738 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Guam's 10 reporting TRI sites, pounds #1 is not chemical-count #1. Yigo Power Plant is pounds #6 and chemical-count #4 at 3.7K lbs. Naval Base Guam-Apra Harbor WWTP leads reported pounds (1.1M lbs) at 1 chemicals (chemical-count #10). Mobil Oil Guam Inc (cabras Island Terminal) leads chemical count at 14 chemicals (13.6K lbs, pounds #5). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Dededo Combustion Turbine Generating Facility; Andersen Air Force Base (us Air Force); Hawaiian Rock Products-Guam; Naval Base Guam-Apra Harbor WWTP. Similar-scale Electric Utilities peers outside Guam: Whitewater Valley Generating Station; Kalaeloa Cogeneration Plant; Mid-Georgia Cogen; Port Allen Generating Station. Largest disclosed chemicals by pounds: Naphthalene; n-Hexane; 1,2,4-Trimethylbenzene; Mercury.
Yigo Power Plant stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 3.7K lbs (2021–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Whitewater Valley Generating Station and Kalaeloa Cogeneration Plant.
Yigo Power Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.7K lbs Top 45% higher than 55% 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
Yigo Power Plant in the Electric Utilities sector extract
Among the 513 Electric Utilities facilities in this database, Yigo Power Plant reports the 397th-largest volume (3.7K lbs). Scale peers outside Guam include Whitewater Valley Generating Station and Kalaeloa Cogeneration Plant.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Yigo Power Plant's total reported releases fell from 1.3 thousand lb in 2022 to 1.2 thousand lb in 2023, based on EPA TRI filings.
- Yigo Power Plant's air releases fell from 1.3 thousand lb in 2022 to 1.2 thousand lb in 2023, based on EPA TRI filings.
Yigo Power Plant Form-R facts
Compare this facility
See how Yigo Power Plant stacks up against nearby facilities and the typical reporter.
7.7× more than the comparison
About the same as 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 Yigo Power Plant releases toxic chemicals into the environment. Total: 3.7K lbs.
Emissions Trend Summary
From 2021 to 2023, total releases increased by 3% (1.2K lbs to 1.2K lbs).
Yigo Power Plant: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2021–2023
- 2021 0
- 2022 0
- 2023 0
What this shows Yigo Power Plant year-over-year reported totals (increased by 3% from 2021 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: Naphthalene.
| Year | Total | Chemicals |
|---|---|---|
| 2021 | 1.2K lbs | 4 |
| 2022 | 1.3K lbs | 4 |
| 2023 | 1.2K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2021–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Naphthalene | 1.8K lbs | Carcinogen |
| n-Hexane | 1.1K lbs | - |
| 1,2,4-Trimethylbenzene | 760 lbs | - |
| Mercury | 12 lbs | - |
Yigo Power Plant · AIR-pathway site
Nearest TRI Facilities to Yigo Power Plant
Closest other reporters in Guam - including Dededo Combustion Turbine Generating Facility, Andersen Air Force Base (us Air Force), Hawaiian Rock Products-Guam, ordered by distance.
Showing 8 of 9 other reporting facilities in Guam.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Guam - e.g. Whitewater Valley Generating Station, Kalaeloa Cogeneration Plant, Mid-Georgia Cogen.
Compare beyond Guam
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Yigo Power Plant on cumulative reported pounds (3.7K lbs) and distinct chemical count (4). Release-pound peers include Rocky Mountain Midstream - Fort Lupton Gas Plant, Southern Tool, Riddell Sports Group 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.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- Rocky Mountain Midstream - Fort Lupton Gas Plant Fort Lupton, CO · Natural Gas Processing 3.7K lbs reported
- Southern Tool Oxford, AL · Primary Metals 3.7K lbs reported
- Riddell Sports Group Inc. North Ridgeville, OH · Miscellaneous Manufacturing 3.7K lbs reported
- Latrobe Specialty Metals - Sandy Creek Franklin, PA · Primary Metals 3.7K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
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 Naphthalene, n-Hexane, 1,2,4-Trimethylbenzene, Mercury; nearby reporters include Dededo Combustion Turbine Generating Facility. Yigo Power Plant stamps LIGHT volume · AIR pathway · CARC-MID 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 Yigo Power Plant TRI extract (LIGHT · AIR · CARC-MID · lead Naphthalene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Yigo Power Plant totals are self-reported EPCRA §313 estimates for Yigo, GU, latest year 2023. Form-R rows span 2021–2023 (3 years). NAICS 221112 · Electric Utilities. 0.2% of Guam TRI pounds in this extract. Nearest ABS peer: Rocky Mountain Midstream - Fort Lupton Gas Plant (Δ 2 lbs). Pounds ≠ exposure.
Yigo Power Plant stamps LIGHT volume · AIR pathway · CARC-MID · lead Naphthalene. 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