Franklin Wwtp, City Of
796 South State Street, Franklin, IN 46131 · Johnson County · Publicly Owned Treatment Works
- Average flow
- 4.65 MGD
- Design flow
- 5.13 MGD
- NPDES permit
- IN0021181
- Effective
- Permit expires
- August 2027
- Population served
- 23,657
- CWNS 2022
Franklin Wwtp, City Of is a publicly owned wastewater treatment works in Franklin, Johnson County, Indiana treating an average of 4.65 million gallons per day against a permitted design capacity of 5.13 MGD, serving about 23,657 residents. It discharges under NPDES permit IN0021181 (effective), which expires in August 2027, with 14 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in October 2024.
Treatment technology
3 treatment structures and unit processes identified at Franklin Wwtp, City Of.
Available with a free Klarifi account
See the full treatment train at Franklin Wwtp, City Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 14
- Effluent violations
- 8
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Franklin Wwtp, City Of in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $6M
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Oct 2024
Franklin WWTP AOC
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $6M
EPA's description of the case:
“AOC sets out measures to correct the alleged violations and bring the facility into compliance with the CWA and the facility's NPDES permit.”
Source: EPA ECHO, civil enforcement case 05-2022-0307.
Full case history with a free Klarifi account
Every action against Franklin Wwtp, City Of with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Franklin Wwtp, City Of, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Franklin Wwtp, City Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Indiana
Whiteland · 6 mi away
0.7 MGD
Trafalgar · 7 mi away
0.2 MGD
New Whiteland · 7 mi away
0.47 MGD
Bargersville · 8 mi away
1.01 MGD
Edinburgh · 9 mi away
0.61 MGD
Edinburgh · 9 mi away
—
Waverly · 13 mi away
0.0067 MGD
Shelbyville · 14 mi away
6.11 MGD
Franklin 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 May 18, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms