Rosalia STP
Rosalia, WA · Whitman County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- 3602935920
- ADC
- Permit expires
- February 2021
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
- 18
- Effluent violations
- 18
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Contacts for Rosalia STP are available in the Klarifi platform.
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Names, validated emails and direct phone numbers for decision-makers at Rosalia STP — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated November 2025.