Dayville STP
Dayville, OR · Grant County · Publicly Owned Treatment Works
- Average flow
- 0.02 MGD
- Design flow
- 0.04 MGD
- NPDES permit
- 3602820950
- Effective
- Permit expires
- July 2026
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 62
- Effluent violations
- 10
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Contacts for Dayville STP are available in the Klarifi platform.
Unlock contacts for this facility
Names, validated emails and direct phone numbers for decision-makers at Dayville STP — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated January 2025.