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EPA · discharge permits by watershed

Subbasin 15050203

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

This subbasin contains 2 watersheds, each with its own page of permits. The table below is a sample of the 21 current permits recorded here; the pollutant list above names every limit EPA attaches to a permit in this subbasin.

By state

Watersheds inside this subbasin

The same permits, cut another way

The 21 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

By program

By permit type

By major or minor

Pollutants with a limit in subbasin 15050203 3

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

Other subbasins

Permits discharging here

Permit holderNPDES IDCityStateProgramDischargerReceiving water
ARIZONA WATER COMPANY - WIAZDM90347WINKELMANAZMinorUNKNOWN EPHEMERAL WATER
BHP COPPER INCAZMS81290SAN MANUELAZMinorBig Wash-San Pedro River
BHP COPPER INCAZI108950SAN MANUELAZIndustrial stormwaterMinorSan Pedro River | Peppersauce Wash - ARAVAIPA
BHP COPPER INCAZMS67581SAN MANUELAZMinorBig Wash-San Pedro River
BHP COPPER INC BLACK HILLSAZI108891UNKNOWNAZIndustrial stormwaterMinorCatalina Wash
BHP COPPER INC BLACK HILLSAZMS81293UNKNOWNAZMinorCatalina Wash
BHP COPPER INC MINE SITEAZMS81295UNKNOWNAZMinorTucson Wash
BHP COPPER INC MINE SITEAZI108949UNKNOWNAZIndustrial stormwaterMinorTucson Wash
CAMP GRANT QUARRYAZMS81294ARAVAIPA CANYONAZMinorCooks Lake-San Pedro River
CAMP GRANT QUARRYAZI108905ARAVAIPA CANYONAZIndustrial stormwaterMinorPutnam Wash
COPPER CREEK PROPERTYAZI108072UNKNOWNAZIndustrial stormwaterMinorCopper Creek | Headwaters - COPPER CREEK ROAD
DUDLEYVILLE LANDFILLAZMS66780WINKELMANAZMinorSwingle Wash-San Pedro River
ORACLE OFFICE BUILDINGAZDM90341ORACLEAZMinorUNKNOWN EPHEMERAL WATER
PIMA COUNTY - WWMD - MOUNT LEMMON WWTPAZ0022250MOUNT LEMMONAZPublicly owned treatment worksMinorAlder Wash
PR GYPSUM LLCAZI110231WINKELMANAZIndustrial stormwaterMinorUnnamed
QISG STAGING AND FLY YARDSAZC101014UNKNOWNAZMinorMulberry Wash-San Pedro River
QISG VETERANS MEMORIAL YARDAZC115559UNKNOWNAZMinorRay Spring Wash
SAN MANUEL ARIZONA RAILROAD COMPANYAZMS81080UNKNOWNAZMinorBig Wash-San Pedro River
SAN MANUEL ARIZONA RAILROAD COMPANYAZI108642UNKNOWNAZIndustrial stormwaterMinorSan Pedro River | Peppersauce Wash - ARAVAIPA
TUCSON WATER - AREAWIDEAZDM89530UNKNOWNAZMinorUNKNOWN EPHEMERAL WATER
WHITE CROSS GYPSUM MINEAZI108924UNKNOWNAZIndustrial stormwaterMinorUnnamed ephemeral tributary

What this page shows

This page covers Clean Water Act discharge permits in watershed 15050203. It lists 21 permits on this page and 21 permits in the whole watershed located in AZ.