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06-2014-1775Administrative - FormalClosedFY 2014· Region 06

EPA v. Chaparral Energy, LLC

Unilateral Administrative Order Without Adjudication

Case summary

Chaparral Energyy, LLC, Respondent owned and operated an oil field production facility known as the NBU 8-11, located in Osage County, Oklahoma. On January 22, 2014 an EPA inspector observed produced wastewater generated from oil and gas production activities, had been discharged from the facility to waters of the United States without a valid permit.

Defendants (1)

  • Chaparral Energy, LLCNamed in complaintNamed in settlement

Facilities (1)

  • PERDURE PETROLEUM, LLC (NBU 8-11)

    36.7374, -96.7514 (NE SECT. 10, T 27N, R 5E), SHIDLER, OK, 74652

    Registry ID: 110018932672

Statutes cited

  • CWA 301/402NPDES Permit Violations

Enforcement conclusions (1)

  • Chaparral Energy, LLCentered 2014-04-22

    Primary law: CWA

Timeline (4 milestones)

  • 2014-04-22Final Order Issued
  • 2014-04-28Enforcement Action Data Entered
  • 2020-05-21NPDES Closed
  • 2021-08-30Enforcement Action Closed

Case metadata

EPA activity ID
3400234801
Case number
06-2014-1775
Lead agency
EPA
Branch
6EN-W
EPA region
06
Voluntary self-disclosure
No
Primary statute
NPDES Permit Violations

Sourced verbatim from EPA ECHO Enforcement Case Report for case 06-2014-1775 . 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.