County page
Guam County
Guam County currently shows 2 Superfund sites, 70 imported facility profiles, and 235,603 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Guam County.
The latest loaded TRI year is 2024, with 235,603 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
Andersen Air Force Base
Andersen Air Force Base is in EPA's Superfund layer for Yigo, GU. Live ingestion currently includes the official EPA detail links and geocoded site record.
Ordot Landfill
Ordot Landfill is in EPA's Superfund layer for Agana, GU. Live ingestion currently includes the official EPA detail links and geocoded site record.
Facilities
Worst polluters and compliance pressure
Guam Power Authority - Cabras Power Plant
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Andersen Air Force Base
No Violation Identified across 3 of the last 12 quarters, with $91,152 in recorded penalties.
Ordot Landfill
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Buena Vista Estate Phase Iv As-built Grading & Erosion Control Plan
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Carrier Guam Inc
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Guam Shipyard
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Hawaiian Rock Products Concrete Batching Plant, Agat
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Agana Sewage Treatment Plt
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Agat Stp
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Northern District Wwtf
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Hotel (h) Wharf
Significant noncompliance across 10 of the last 12 quarters in the imported ECHO record.
Port Authority of Guam - Equipment Maintenance and Repair Facilities
Significant Violation across 10 of the last 12 quarters in the imported ECHO record.
South Pacific Petroleum Corp
No Violation Identified with $2,000 in recorded penalties.
Mobil Oil Guam Inc - Cabras Terminal
Significant noncompliance across 3 of the last 12 quarters in the imported ECHO record.
Tristar Guam Agat Terminal
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Naval Facilities Engineering Command Marianas
Significant noncompliance across 7 of the last 12 quarters in the imported ECHO record.
South Pacific Petroleum Corporation
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Fsm Recycling
No Violation Identified across 2 of the last 12 quarters, with $7,500 in recorded penalties.
Apra Harbor Wwtp
Significant Violation across 6 of the last 12 quarters in the imported ECHO record.
Ordot Closure Facility
Significant noncompliance across 6 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 1 | 194,867 lbs |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 1 | 21,347 lbs |
| Toluene | Volatile organic compound | 3 | 6,273 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 2 | 3,744 lbs |
| n-Hexane | TRI-listed chemical | 4 | 2,381 lbs |
| 1, 2, 4-Trimethylbenzene | Volatile organic compound | 4 | 2,217 lbs |
| Ethylbenzene | Volatile organic compound | 2 | 1,837 lbs |
| Benzene | Volatile organic compound | 2 | 1,429 lbs |
| Naphthalene | TRI-listed chemical | 5 | 1,406 lbs |
| Lead compounds | Metals and metal compounds | 2 | 64 lbs |
| Polycyclic aromatic compounds | TRI-listed chemical | 3 | 19 lbs |
| Cumene | TRI-listed chemical | 2 | 14 lbs |
| Mercury | TRI-listed chemical | 2 | 7 lbs |
| Dioxin and dioxin-like compounds | TRI-listed chemical | 1 | 1 lbs |
| Benzo[g, h, i]perylene | TRI-listed chemical | 3 | 0 lbs |
| Certain glycol ethers | TRI-listed chemical | 1 | 0 lbs |
| Mercury compounds | TRI-listed chemical | 1 | 0 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Guam
Guam facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Guam
Guam facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Guam
Guam facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.