Olathe Harold (main Plant)
Olathe, KS · Johnson County · Publicly Owned Treatment Works
- Average flow
- 1.76 MGD
- Design flow
- —
- NPDES permit
- 3603639020
- Effective
- Permit expires
- June 2028
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Olathe
| Project | Budget | Years |
|---|---|---|
| West Cedar Creek Sewer Interceptor | $38,633,400 | 2025–2026 |
| Cedar Creek WWTP Expansion Phase II (BNR) | $35,136,700 | 2025–2027 |
| Cedar Creek WWTP Solids Handling Expansion | $34,920,000 | 2025–2027 |
| Waterline Rehabilitation | $30,780,000 | 2025–2029 |
| Neighborhood Sanitary Sewer Improvements | $16,868,240 | 2025–2029 |
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
Contacts for Olathe Harold (main Plant) are available in the Klarifi platform.
Unlock contacts for this facility
Names, validated emails and direct phone numbers for decision-makers at Olathe Harold (main Plant) — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated March 2025.