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05-2026-1071Administrative - FormalClosedFY 2026· Region 05

EPA v. Sun Chemical Corporation and Cathay Deep Well Disposal, LLC | CAFO

Final Order With Penalty

Case summary

CAFO to address alleged violations of the Safe Drinking Water Act Underground Injection Control requirements at two Class I non-hazardous commercial waste wells IN-127-1I-C007, IN-127-1I-C008

Defendants (2)

  • Cathay Deep Well Disposal, LLCNamed in complaintNamed in settlement
  • Sun Chemical CorporationNamed in complaintNamed in settlement

Facilities (2)

  • CATHAY PIGMENTS INC

    4901 EVANS AVE., VALPARAISO, IN, 463838383

    Registry ID: 110000398267

  • CATHAY PIGMENTS INC

    4901 EVANS AVE., VALPARAISO, IN, 463838383

    Registry ID: 110000398267

Statutes cited

  • SDWA 1423C7UIC Administrative Penalty Case Collection Action

Enforcement conclusions (1)

  • Sun Chemical Corporation and Cathay Deep Well Disposal, LLC | CAFOentered 2026-04-23

    Primary law: SDWA

    Federal penalty: $58,000

Timeline (4 milestones)

  • 2026-03-23Complaint Filed/Proposed Order
  • 2026-04-23Final Order Issued
  • 2026-04-29Enforcement Action Closed
  • 2026-05-05Enforcement Action Data Entered

Case metadata

EPA activity ID
3604924122
Case number
05-2026-1071
Lead agency
EPA
EPA region
05
Voluntary self-disclosure
No
Primary statute
UIC Administrative Penalty Case Collection Action

Sourced verbatim from EPA ECHO Enforcement Case Report for case 05-2026-1071 . 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.