Shirley WWTP
County Road 650N 1/8 Mi East, Shirley, IN 47384 · Henry County · Publicly Owned Treatment Works
- Average flow
- 0.2 MGD
- Design flow
- 0.38 MGD
- NPDES permit
- IN0024503
- Effective
- Permit expires
- September 2028
- Population served
- 1,233
- CWNS 2022
Shirley WWTP is a publicly owned wastewater treatment works in Shirley, Henry County, Indiana treating an average of 0.2 million gallons per day against a permitted design capacity of 0.38 MGD, serving about 1,233 residents. It discharges under NPDES permit IN0024503 (effective), which expires in September 2028, with 17 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Shirley WWTP.
Available with a free Klarifi account
See the full treatment train at Shirley WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 17
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Shirley WWTP.
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Nearby wastewater treatment plants in Indiana
Kennard · 5 mi away
0.05 MGD
Knightstown · 8 mi away
0.48 MGD
Carthage · 11 mi away
0.11 MGD
New Castle · 11 mi away
4.53 MGD
Greenfield · 11 mi away
3.43 MGD
Middletown · 12 mi away
0.37 MGD
Mount Summit · 13 mi away
0.08 MGD
Fortville · 14 mi away
0.53 MGD
Shirley WWTP: 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 September 11, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms