EPA · discharge permits by watershed

Subbasin 22010000

198Current permits
1States
3Watersheds

A subbasin is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Guam. Each permit is placed by the outfall EPA names as its representative discharge point.

This subbasin contains 3 watersheds, each with its own page of permits. The table below is a sample of the 198 current permits recorded here; the pollutant list above names every limit EPA attaches to a permit in this subbasin.

By state

Guam198

Watersheds inside this subbasin

The same permits, cut another way

The 198 permits whose outfall sits in this subbasin, grouped by one attribute at a time: the class of permit, the Clean Water Act program it was issued under, the type of coverage, and the size of the discharger. Each figure below counts the permits in that group.

By permit class

General189
Individual7

By program

By permit type

By major or minor

Minor dischargers188

Pollutants with a limit in subbasin 22010000 16

Every pollutant a permit in this subbasin carries a limit for, most permits first.

Other subbasins

Permits discharging here

Permit holder	NPDES ID	City	State	Program	Discharger	Receiving water
ACHO LATTE	GUR10006Z	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
ADACAO WATER AND SEWER INFRASTRUCTURE	09R10I014	MANGILAO	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
AGANA SMALL BOAT HARBOR	GUR10006S	HAGÅTÑA	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
AGAT SOCCER COMPLEX	GUR10007R	AGAT	GU	Construction stormwater	Minor	Namo River-Frontal Agat Bay
APRA HARBOR WATERFRONT REPAIRS: SUMAY COVE	09R10I00X	PITI	GU	Construction stormwater	Minor	Atantano River-Frontal Apra Harbor
APRA MEDICAL/DENTAL CLINIC	GUR100013	NAVAL BASE	GU	Construction stormwater	Minor	Atantano River-Frontal Apra Harbor
B31GS AISR-DT MET LARGE FIXED ANTENNA (LFA) PROJECT	GUR10006L	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
BANK OF GUAM NORTHERN (FULL SERVICE) BRANCH	09R10I007	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
BANK OF HAWAII HEADQUARTERS	GUR10005S	TAMUNING	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
BARRIGADA CLEARING	09R10I00G	BARRIGADA	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
BARRIGADA SECURITY FENCE	09R10I00A	BARRIGADA	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
BAZA GARDENS WWTF	GU0020095	YONA	GU	Publicly owned treatment works	Minor	TOGCHA RIVER
BEQ J-031 & J-033	GUR10002B	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
BEUNA VISTA ESTATES FIRE ROADS	GUR10005C	SANTA RITA	GU	Construction stormwater	Minor	Talofofo River-Frontal Talofofo Bay
CABRAS MARINE CORPORATION	GU0020397	PITI	GU	Industrial stormwater	Minor	Atantano River-Frontal Apra Harbor
CABRAS POWER PLANT	GU0020001	PITI	GU		Minor	INNER APRA HARBOR
CLEARING AND GRADING OF LOT 5040-3	GUR10008M	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
CLEARING AND ROUGH GRADING LOT 2442-5, LOT 2442-6, LOT 2442-7, BARRIGADA, GUAM	GUR100085	BARRIGADA	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
CLEARING AND TEMPORARY STOCKPILING AT LOT 5316-R3NEW-3, ROUTE 3 DEDEDO GUAM	GUR100052	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
COAST 360 FCU UPPER TUMON BRANCH	GUR10004E	UPPER TUMON	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
CONSTRUCT READY-MIX CONCRETE BATCH PLANT, LOT 5035-R8	GUR10005G	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
CONSTRUCTION REHABILITATION FOR HOTEL WHARF & HIGHWAY 11 ROADWAY RECONSTRUCTION	GUR10005J	PITI	GU	Construction stormwater	Minor	Atantano River-Frontal Apra Harbor
CONTRACT N62742-21-D-1325, J-008 FIRE STATION, MARINE CORPS BASE, GUAM	GUR10003O	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
DONKI CAR PARK	GUR10004K	TAMUNING	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
DR. LUCIO C. TAN U.O.G. STUDENT SUCCESS CENTER	GUR100061	MANGILAO	GU	Construction stormwater	Minor	Pago River-Frontal Pacific Ocean
FENA WATER TREATMENT PLANT	GU0020389	SANTA RITA	GU		Minor	Namo River
FSM RECYCLING GUAM	GUR05J003	TAMUNING	GU	Industrial stormwater	Minor	Fonte River-Frontal Hagatna Bay
FY 2025 MILCON PROJECT P-411 YOUTH CENTER	09R10I019	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY 21 MILCON PROJECT P-802 BASE WAREHOUSE, CAMP BLAZ, GUAM	GUR10003Z	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY20 HARDEN MARBO FEEDER P-51 TO MARBO WELLS, ANDY SOUTH, GUAM (PHASE 2)	GUR100071	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY20 MCON P-459 BEQ H	GUR10002G	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY21 MCAF P-3001 / AJJY203001 APSI – STANDOFF WEAPONS COMPLEX	GUR10002Z	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY21 MCON PROJECT P-803 - INDIVIDUAL COMBAT SKILLS TRAINING	GUR100041	FINEGAYAN	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY21 P-311 CENTRAL FUEL STATION	GUR10003L	MARINE CORPS BASE GUAM	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY21SPECIAL PROJECT RM14-1420 REPAIR LIMA WHARF	GUR10002T	US NAVAL BASE (SANTA RITA)	GU	Construction stormwater	Minor	Atantano River-Frontal Apra Harbor
FY22 MCAF P-1366/ AJJY073105P2APR - MUNITIONS STORAGE IGLOOS, PHASE 2	GUR100059	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY22 MCAF P-31054/ AJJY07310P4 – MUNITIONS STORAGE IGLOOS, PHASE 4	GUR10005M	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY22 MILCON P-052, NATIONAL GUARD READINESS CENTER	GUR10005R	BARRIGADA	GU	Construction stormwater	Minor	Fonte River-Frontal Hagatna Bay
FY23 FHCON PROJECT H-366, H-283 & H-375 REPLACE ANDERSEN HOUSING, PH IV, V & VI	GUR100079	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY24 FHCON PROJECT H-387&H-307 REPLACE ANDERSEN HOUSING PH VII & VIII, AAFB,GUAM	GUR10007J	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean

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