EPA v. CYPRUS SIERRITA CORPORATION
Final Order With Penalty
Penalty assessed
$55,000
Compliance action
$203,693
Case summary
CYPRUS SIERRITA AND ITS PARENT COMPANY VIOLATED THE CLEAN WATER ACT BY DISCHARGING COPPER, CYANIDE, AND ACIDIC WASTE ON SEVEN OCCASIONS WITHOUT A NPDES PERMIT, RESULTING IN 138 DAYS OF VIOLATION. IN ADDITION, CYPRUS SIERRITA FAILED TO CONDUCT ADEQUATE MONITORING, AS REQUESTED IN A SECTION 308 LETTER, RESULTING IN AN ADDITIONAL 30 DAYS OF VIOLATION.
Defendants (2)
- CYPRUS MINERALS COMPANYNamed in complaintNamed in settlement
- CYPRUS SIERRITA CORPORATIONNamed in complaintNamed in settlement
Facilities (1)
CYPRUS SIERRITA
DUVALL MINE ROAD 25 MILES SOUTH OF TUSCON, GREEN VALLEY, AZ, 856220527
Registry ID: 110000471837
Statutes cited
- CWA 308 — Information Request, Records, Entry
- CWA 301 — NPDES Discharge without a Permit
Enforcement conclusions (1)
CYPRUS SIERRITA CORPORATIONentered 1996-04-09
Primary law: CWA
Federal penalty: $55,000 · State/local: $33,000
Timeline (7 milestones)
- 1993-08-01Enforcement Action Data Entered
- 1993-08-31Referred To Dept Of Justice
- 1996-03-25Complaint Filed With Court
- 1996-04-09Final Order Lodged
- 1996-04-09Final Order Entered
- 1996-04-09Concluded
- 1996-11-18Enforcement Action Closed
Case metadata
- EPA activity ID
- 52441
- Case number
- 09-1993-0024
- DOJ docket
- 90-5-1-1-5060
- Lead agency
- EPA
- HQ division
- WAT
- Branch
- RC-2
- EPA region
- 09
- Multimedia
- No
- Voluntary self-disclosure
- No
- Primary statute
- Information Request, Records, Entry
Sourced verbatim from EPA ECHO Enforcement Case Report for case 09-1993-0024 . Bulk data: ICIS-FEC download summary.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.