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09-2026-0501Administrative - FormalClosedFY 2026· Region 09

EPA v. Altamont Landfill CAA FY24- Sav

Final Order With Penalty

Case summary

U.S. EPA entered into a Consent Agreement and Final Order with Waste Management of Alameda County to settle violation of the Clean Air Act relating to prohibited venting of treated landfill gas at the Altamont Landfill. Waste Management of Alameda County will pay a penalty of $215,000.

Defendants (1)

  • Ales Oseguera, PresidentNamed in complaintNamed in settlement

Facilities (2)

  • WASTE MANAGEMENT OF ALAMEDA COUNTY

    10840 ALTAMONT PASS RD, LIVERMORE, CA, 94550

    Registry ID: 110000831404

  • WASTE MANAGEMENT OF ALAMEDA COUNTY

    10840 ALTAMONT PASS RD, LIVERMORE, CA, 94550

    Registry ID: 110000831404

Statutes cited

  • CAA 112Hazardous Air Pollutants

Enforcement conclusions (1)

  • Altamont Landfill CAA FY24- Saventered 2026-04-28

    Primary law: CAA

    Federal penalty: $215,000

Timeline (5 milestones)

  • 2026-04-28Enforcement Action Data Entered
  • 2026-04-28Final Order Issued
  • 2026-04-28Complaint Filed/Proposed Order
  • 2026-05-26Air Resolved
  • 2026-05-26Enforcement Action Closed

Case metadata

EPA activity ID
3604893766
Case number
09-2026-0501
Lead agency
EPA
EPA region
09
Voluntary self-disclosure
No
Primary statute
Hazardous Air Pollutants

Sourced verbatim from EPA ECHO Enforcement Case Report for case 09-2026-0501 . 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.