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07-2025-0102Administrative - FormalClosedFY 2025· Region 07

EPA v. Ironhouse SD Biosolids ESA CWA 309G2E AO For Class I Penalties - Biosolids Expedited Settlement Prog

Final Order With Penalty

Case summary

Facility did not meet VAR requirements when biosolids were land applied.

Defendants (1)

  • Ironhouse SDNamed in complaintNamed in settlement

Facilities (2)

  • IRONHOUSE SD WRF

    450 WALNUT MEADOWS DRIVE, OAKLEY, CA, 94561

    Registry ID: 110037253281

  • IRONHOUSE SANITARY DISTRICT WWTP

    450 WALNUT MEADOWS DR., OAKLEY, CA, 94561

    Registry ID: 110037253281

Statutes cited

  • CWA 301/402NPDES Permit Violations
  • CWA 405Sewage Sludge Disposal

Enforcement conclusions (1)

  • Ironhouse SD Biosolids ESA CWA 309G2E AO For Class I Penalties - Biosolids Expedited Settlement Progentered 2025-08-18

    Primary law: CWA

    Federal penalty: $1,500

Timeline (5 milestones)

  • 2025-08-18Enforcement Action Data Entered
  • 2025-08-18Final Order Issued
  • 2025-08-18Complaint Filed/Proposed Order
  • 2025-09-17NPDES Closed
  • 2025-09-17Enforcement Action Closed

Case metadata

EPA activity ID
3604495181
Case number
07-2025-0102
Lead agency
EPA
EPA region
07
Voluntary self-disclosure
No
Primary statute
NPDES Permit Violations

Sourced verbatim from EPA ECHO Enforcement Case Report for case 07-2025-0102 . 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.