725 N Greensburg St, North Vernon, IN 47265 · Jennings County · Publicly Owned Treatment Works
North Vernon WWTP is a publicly owned wastewater treatment works in North Vernon, Jennings County, Indiana treating an average of 1.73 million gallons per day against a permitted design capacity of 2.2 MGD, serving about 8,180 residents. It discharges under NPDES permit IN0020451 (effective), which expires in January 2030, with 76 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in December 2000.
One treatment structure or unit process identified at North Vernon WWTP.
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See the full treatment train at North Vernon WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for North Vernon WWTP in EPA's ICIS system.
Latest case · Dec 2000
NORTH VERNON, CITY OF
Judicial case · CWA, NPDES Discharge without a Permit · Final Order With Penalty · Penalty $30,000 · Compliance actions $5.4M
Source: EPA ECHO, civil enforcement case 05-1994-0146.
Full case history with a free Klarifi account
Every action against North Vernon WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
4 verified contacts for North Vernon WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at North Vernon WWTP, plus the full compliance history and discharge data.
North Vernon · 5 mi away
0.17 MGD
Dupont · 9 mi away
0.07 MGD
Westport · 11 mi away
0.71 MGD
Holton · 12 mi away
0.03 MGD
Elizabethtown · 14 mi away
0.03 MGD
Seymour · 17 mi away
4.59 MGD
Versailles · 18 mi away
0.41 MGD
Hartsville · 19 mi away
0.03 MGD
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 October 12, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms