Eureka Wastewater Treatment Plant
Eureka, CA · Humboldt County · Publicly Owned Treatment Works
- Average flow
- 3.34 MGD
- Design flow
- 12 MGD
- NPDES permit
- 3604981823
- Effective
- Permit expires
- October 2028
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 26
- Effluent violations
- 26
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Eureka
| Project | Budget | Years |
|---|---|---|
| WWTP Improvements - Eliminate Bypass | $20,000,000 | 2025–2027 |
| Water Distribution System Annual Maintenance & Repair | $9,000,000 | 2025–2030 |
| Wastewater Collection System Maintenance | $4,500,000 | 2025–2030 |
| Bio Solids Dewatering | $3,200,000 | 2026–2029 |
| Tank Recoating (Low Tank & Lundbar Hills Tank | $2,150,000 | 2026–2028 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
1 verified contact for Eureka Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Eureka Wastewater Treatment Plant — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated January 2025.