Ann Arbor WWTP
Ann Arbor, MI · Washtenaw County · Publicly Owned Treatment Works
- Average flow
- 13.92 MGD
- Design flow
- —
- NPDES permit
- 3602994389
- ADC
- Permit expires
- October 2025
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 19
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Ann Arbor
| Project | Budget | Years |
|---|---|---|
| WTP: Plant 1 Replacement Project | $142,000,000 | 2025–2031 |
| High Level Trunkline Sewer Capacity Improvements | $20,500,000 | 2025–2027 |
| Dams: Barton Dam Embankment Rehabilitation | $12,920,000 | 2025–2027 |
| WTP: Plant 2 Readiness | $9,050,000 | 2028–2030 |
| Galvanized Water Services Replacements | $9,000,000 | 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
36 verified contacts for Ann Arbor WWTP, with validated emails and direct phone numbers.
Unlock 36 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Ann Arbor WWTP — plus full compliance history and discharge data.
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Data sourced from public EPA / NPDES records and Klarifi analysis. Last updated May 2025.