Walnut City Of STP
Walnut, IA · Pottawattamie County · Publicly Owned Treatment Works
- Average flow
- 0.76 MGD
- Design flow
- 0.39 MGD
- NPDES permit
- 3200002014
- ADC
- Permit expires
- April 2006
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 41
- Effluent violations
- 41
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Contacts for Walnut City Of STP are available in the Klarifi platform.
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Names, validated emails and direct phone numbers for decision-makers at Walnut City Of STP — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated March 2025.