Noblesville Wwtp, City Of
197 West Washington Street, Noblesville, IN 46060 · Hamilton County · Publicly Owned Treatment Works
- Average flow
- 6.39 MGD
- Design flow
- 10 MGD
- NPDES permit
- IN0020168
- Effective
- Permit expires
- May 2031
- Population served
- 29,891
- CWNS 2022
Noblesville Wwtp, City Of is a publicly owned wastewater treatment works in Noblesville, Hamilton County, Indiana treating an average of 6.39 million gallons per day against a permitted design capacity of 10 MGD, serving about 29,891 residents. It discharges under NPDES permit IN0020168 (effective), which expires in May 2031, with 2 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Noblesville Wwtp, City Of.
Available with a free Klarifi account
See the full treatment train at Noblesville Wwtp, City Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
7 verified contacts for Noblesville Wwtp, City Of, with validated emails and direct phone numbers.
Unlock 7 verified contacts (4 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Noblesville Wwtp, City Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Indiana
Cicero · 6 mi away
0.56 MGD
Fishers · 8 mi away
7.56 MGD
Indianapolis · 8 mi away
7.69 MGD
Lapel · 9 mi away
0.3 MGD
Arcadia · 9 mi away
0.31 MGD
Westfield · 11 mi away
4.02 MGD
Mccordsville · 11 mi away
0.77 MGD
Fortville · 11 mi away
0.53 MGD
Noblesville Wwtp, City Of: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated March 29, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms