Skip to main content
07-2022-0145Administrative - FormalClosedFY 2022· Region 07

EPA v. Sioux City Foundry Company

Final Order No Penalty

Case summary

Sioux City Foundry was operating in a manner that violates the Clean Water Act, the applicable state-issued general permit for industrial stormwater, and the facility?s Stormwater Pollution Prevention Plan. Sioux City Foundry had major deficiencies in their Stormwater Pollution Prevention Plan, failed to implement adequate control measures, and failed to conduct required monitoring. Sioux City Foundry reports releases and transfers of chromium, lead, manganese and nickel to the Toxic Release Inventory under the Emergency Planning and Community Right-to-Know Act (EPCRA); Sioux City Foundry did not monitor their stormwater discharges for releases of exposed Section 313 Water Priority Chemicals, chromium, nickel and lead, as required by their permit.

Defendants (1)

  • Sioux City Foundry CompanyNamed in complaintNamed in settlement

Facilities (1)

  • SIOUX CITY FOUNDRY COMPANY

    801 DIVISION STREET, SIOUX CITY, IA, 51105

    Registry ID: 110012305077

Statutes cited

  • CWA 301/402NPDES Permit Violations

Enforcement conclusions (1)

  • Sioux City Foundry Companyentered 2023-03-06

    Primary law: CWA

Timeline (4 milestones)

  • 2023-03-06Final Order Issued
  • 2023-03-06Complaint Filed/Proposed Order
  • 2023-04-18Enforcement Action Data Entered
  • 2025-03-17Enforcement Action Closed

Case metadata

EPA activity ID
3603574906
Case number
07-2022-0145
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 07-2022-0145 . 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.