EPA v. CENTURY ALUMINUM OF KENTUCKY

Case summary

8/30/2011 - CONSENT AGMT AND FINAL ORDER ISSUED, ASSESSING A PENALTY OF $178,000 DUE WITHIN 30 DAYS. ALLEGATIONS: DURING THE PERIOD OF APPROX APR 2001 UNTIL APPROX JULY 2011, RESPONDENT VIOLATED 40 CFR 63.848(f) BY FAILING TO INSTALL AND OPERATE A DEVICE TO CONTINUOUSLY MEASURE THE COKE FLOW RATE AND AIR FLOW RATE FOR THE DRY COKE SCRUBBER THAT CONTROLS EMISSIONS FROM THE PLANT'S PASTE PRODUCTION AREA. DURING THE PERIOD OF APPROX APR 2001 UNTIL APPROX JULY 2011, RESPONDENT VIOLATED 40 CFR 68.848(f) BY FAILING TO INSTALL AND OPERATE A DEVICE TO CONTINUOUSLY MEASURE THE ALUMINA FEED RATE FOR THE ALUMINA SCRUBBER THAT CONTROLS EMISSIONS FROM THE PLANT'S ANODE BAKE FURNACES. DURING THE PERIOD OF APPROX APR 2001 UNTIL APPROX JULY 2011, RESPONDENT VIOLATED 40 CFR 63.848(f) BY FAILING TO INSTALL AND OPERATE A DEVICE TO CONTINUOUSLY MEASURE THE AIR FLOW RATE FOR THE ALUMINA SCRUBBER THAT CONTROLS EMISSIONS FROM POTLINE 5. DURING THE PERIOD OF APPROX APR 2001 UNTIL APPROX JULY 2011, RESPONDENT VIOLATED 40 CFR 63.848(f) BY FAILING TO INSTALL AND OPERATE A DEVICE TO CONTINUOUSLY MEASURE THE WATER AND AIR FLOW RATE FOR THE WET SCRUBBERS THAT CONTROL EMISSIONS FROM POTLINES 1-4. RESPONDENT VIOLATED ITS TITLE V PERMIT BY FAILING TO REMOVE SICK POTS FROM SERVICE THAT COULD NOT BE CORRECTED WITHIN 24 HOURS AS REQUIRED BY ITS STARTUP, SHUTDOWN AND MALFUNCTION PLAN.

Defendants (1)

• CENTURY ALUMINUM OF KENTUCKY, LLCNamed in complaintNamed in settlement

Facilities (1)

• CENTURY ALUMINUM OF KY LLC

  1627 KY 3543, HAWESVILLE, KY, 42348

  Registry ID: 110000380917

Statutes cited

• CAA 112 — Hazardous Air Pollutants

Enforcement conclusions (1)

• CENTURY ALUMINUM OF KENTUCKYentered 2011-08-30

  Primary law: CAA

  Federal penalty: $178,000

Timeline (4 milestones)

• 2011-08-30Final Order Issued
• 2011-08-30Complaint Filed/Proposed Order
• 2011-09-07Enforcement Action Closed
• 2011-09-08Enforcement Action Data Entered