Pollution in Guam County, Guam

Guam County contains 70 EPA-regulated facilities, 14 of which are currently flagged for significant noncompliance. The county also hosts 2 Superfund sites and 10 TRI chemical reporters. EPA has assessed $103.7k in lifetime penalties and TRI reporters disclosed roughly 235.6k lb of on-site releases. That facility count is near the Guam state average of 70 per county.

Superfund2NPL sites
TRI Facilities10reporters
EPA Facilities70regulated
Sig. Violators14current SNC

Superfund sites

SiteCityStatus
Andersen Air Force BaseYigoCleanup underway
Ordot LandfillAganaReady for anticipated reuse

Largest releasers

FacilityCityOn-site (lb)Status
Apra Harbor Naval ComplexSanta Rita194.9kCompliant
Guam Power Authority - Cabras Power PlantPiti21.5kSig. violation
South Pacific Petroleum CorpPiti12.6kPenalties
Mobil Oil Guam Inc - Cabras TerminalPiti4.5kCompliant
Yigo Power PlantYigo1.2kCompliant
Andersen Air Force BaseYigo424Penalties
Dededo Combustion Turbine Generating FacilityDededo418Compliant
Hawaiian Rock Products-GuamMangilao40Compliant

Significant violators

FacilityCityPenaltiesLast Inspected
Ordot LandfillOrdot$02025-06-06
Port Authority Of GuamPiti$02022-12-06
Agana Sewage Treatment PltHagatna$02025-02-04
Port Authority Of Guam - Equipment Maintenance And Repair FacilitiesPiti$02017-09-12
A.b. Won Pat International Airport, Guam (Light Aircraft Facility)Barrigada$0
Guam Power Authority - Cabras Power PlantPiti$02026-02-18
Carrier Guam IncTamuning$0
Hawaiian Rock Products Concrete Batching Plant, AgatAgat$02025-06-09
A.b. Won Pat International Airport, GuamDededo$0
Apra Harbor WwtpSanta Rita$02026-02-19
Buena Vista Estate Phase Iv As-Built Grading & Erosion Control PlanSanta Rita$02025-01-24
Guam ShipyardSanta Rita$02024-09-10
Umatac Merizo Sewage Tmt PltMerizo$02019-08-28
United Airlines (Formerly Continental Micronesia)Tamuning$0