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  2. NPDES Permits Around the Nation

AZ0024601: Cyprus Tohono Corporation Mine Facility, Casa Grande, AZ:

Return to: Arizona Tribal Lands NPDES Permits (excluding Navajo Nation)

Discharger Name: Cyprus Tohono Corporation
Discharger Address: P.O. Box 15009, Casa Grande, AZ 85130-5009
Facility Name: Cyprus Tohono Mine Facility
Location Address: 32 miles south of Casa Grande on HW 15, Casa Grande, AZ 85122
Facility Rating: Minor
This permit was issued on: May 22, 2019
This permit shall become effective on: June 1, 2019
This permit shall expire at midnight on: May 31, 2024

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  • NPDES Permit Fact Sheet: Cyprus Tohono Corporation, Casa Grande, AZ (pdf) (342.26 KB, March 2019)
    EPA Fact Sheet for National Pollutant Discharge Elimination System (NPDES) Permit No. AZ0024601 for the Cyprus Tohono Mine site located 32 miles south of Casa Grande, AZ 85122.
  • NPDES Permit No. AZ0024601: Cyprus Tohono Corporation, Casa Grande, AZ (pdf) (638.9 KB, May 22, 2019)
    Authorization to Discharge Under National Pollutant Discharge Elimination System (NPDES) Permit No. AZ0024601 for the Cyprus Tohono Mine site located 32 miles south of Casa Grande, AZ 85122.
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Last updated on March 24, 2025
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