Ashley WWTP
400 N Grand St, Ashley, IN 46705 · De Kalb County · Publicly Owned Treatment Works
- Average flow
- 0.16 MGD
- Design flow
- 0.4 MGD
- NPDES permit
- IN0022292
- Effective
- Permit expires
- February 2030
- Population served
- 1,611
- CWNS 2022
Ashley WWTP is a publicly owned wastewater treatment works in Ashley, De Kalb County, Indiana treating an average of 0.16 million gallons per day against a permitted design capacity of 0.4 MGD, serving about 1,611 residents. It discharges under NPDES permit IN0022292 (effective), which expires in February 2030, with 75 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Ashley WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 75
- Effluent violations
- 52
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Ashley WWTP, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Ashley WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Indiana
Angola · 8 mi away
1.12 MGD
Corunna · 8 mi away
—
Hamilton · 8 mi away
0.16 MGD
Lagrange · 11 mi away
0.15 MGD
Kendallville · 12 mi away
6.42 MGD
Butler · 12 mi away
2.12 MGD
Garrett · 14 mi away
0.75 MGD
Wolcottville · 14 mi away
0.09 MGD
Ashley 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 November 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms