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09-2025-6517Administrative - FormalClosedFY 2025· Region 09

EPA v. Quechan Tribe of the Fort Yuma Indian Reservation (AOC)

Final Order No Penalty

Case summary

The United States Environmental Protection Agency, Region 9 (EPA) and the Quechan Tribe of the Fort Yuma Indian Reservation California & Arizona (Quechan or Respondent) enter into this Administrative Order on Consent (Consent Order) for the purpose of bringing the Quechan Public Works and Utilities Public Water System, PWS ID. No. 09040089 (System), located within the external boundaries of the Fort Yuma Indian Reservation (Reservation), into compliance with the requirements of the Safe Drinking Water Act (SDWA), 42 U.S.C. 300(f) et seq., and the National Primary Drinking Water Regulations (NPDWRs) at 40 C.F.R. Part 141.

Defendants (1)

  • Sophia Lawson ClarkNamed in complaintNamed in settlement

Facilities (1)

  • QUECHAN UTILITY

    P.O. BOX 1899, YUMA, AZ, 85366-1899

    Registry ID: 110012934655

Statutes cited

  • SDWA 1412/1414National Drinking Water Regulations

Enforcement conclusions (1)

  • Quechan Tribe of the Fort Yuma Indian Reservation (AOC)entered 2025-09-02

    Primary law: SDWA

Timeline (3 milestones)

  • 2025-09-02Final Order Issued
  • 2025-09-02Enforcement Action Closed
  • 2025-09-18Enforcement Action Data Entered

Case metadata

EPA activity ID
3604529419
Case number
09-2025-6517
Lead agency
EPA
EPA region
09
Voluntary self-disclosure
No
Primary statute
National Drinking Water Regulations

Sourced verbatim from EPA ECHO Enforcement Case Report for case 09-2025-6517 . 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.