EPA · discharge permits by watershed

Watershed 2201000001

106Current permits
1States
1Subwatersheds

A watershed 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.

By state

Guam106

Subwatersheds inside this watershed

Mataguac Spring-Frontal Pacific Ocean106

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
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
BEQ J-031 & J-033	GUR10002B	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
CLEARING AND GRADING OF LOT 5040-3	GUR10008M	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
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
CONTRACT N62742-21-D-1325, J-008 FIRE STATION, MARINE CORPS BASE, GUAM	GUR10003O	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
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
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
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
FY25 FHCON PROJECT H-308 & H-434 REPLACE ANDERSEN HOUSING PHASE IX & X	09R10I00O	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
FY25 MDA 694-1 PDI: GUAM DEFENSE SYSTEM EIAMD	09R10I00V	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
GREY WATERLINE (RE-USED WATER)	GUR10005K	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
ILEARN CHARTER ACADEMY	GUR10000L	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-001B FINEGAYAN UTILITIES AND SITE IMPROVEMENTS	GUR10000K	FINEGAYAN	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-001B FINEGAYAN UTILITIES AND SITE IMPROVEMENTS	GUR10004S	FINEGAYAN	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-011 BASE ADMINISTRATIVE BUILDING	GUR10002Y	MARINE CORPS BASE GUAM	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-017 PHASE II SITE UTILITIES AND IMPROVEMENT	GUR10003F	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-017 UTILITIES AND SITE IMPROVEMENTS (U & SI), PHASE II	GUR10002O	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-017-V MCBCB TO NCTS POTABLE WATERLINE INTERCONNECT	GUR10008A	DEDEDI	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-025 MEDICAL/DENTAL CLINIC	GUR10003B	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-032 BEQ E, J-036 BEQ C, J-038 BEQ J, J-039 BEQ K AND J-037 BEQ G	GUR10003R	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-032-I MAMIZU MCB CAMP BLAZ PARKING	GUR100073	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-035 GOJ EDUCATION CENTER	GUR10007B	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-200-II NORTH RAMP UTILITIES II - COMMUNICATIONS LINE	GUR10007Z	ANDERSEN AIR FORCE BASE (YIGO)	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-301 GOJ - CONSOLIDATED HEADQUARTERS, US NAVAL SUPPORT ACTIVITY (NAVSUPPACT)	GUR10005Q	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-321 CORROSION CONTROL GROUND PHASE II	GUR10007X	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J-755 URBAN COMBAT TRAINING	GUR10001K	YIGO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J014 PHYSICAL TRAINING COMPLEX	GUR10006G	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean
J318 PUBLIC WORKS / MAINTENANCE SHOPS AND J323 BASE MOTOR POOL	GUR10007H	DEDEDO	GU	Construction stormwater	Minor	Mataguac Spring-Frontal Pacific Ocean