Lancaster Water Pollution Control
800 Lawrence St, Lancaster, OH 43130 · Fairfield County · Publicly Owned Treatment Works
- Average flow
- 5.38 MGD
- Design flow
- 10 MGD
- NPDES permit
- OH0026026
- Effective
- Permit expires
- November 2028
- Population served
- 26,801
- CWNS 2022
Lancaster Water Pollution Control is a publicly owned wastewater treatment works in Lancaster, Fairfield County, Ohio treating an average of 5.38 million gallons per day against a permitted design capacity of 10 MGD, serving about 26,801 residents. It discharges under NPDES permit OH0026026 (effective), which expires in November 2028, with 20 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Lancaster Water Pollution Control.
Available with a free Klarifi account
See the full treatment train at Lancaster Water Pollution Control: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 20
- Effluent violations
- 20
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Lancaster Water Pollution Control, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Lancaster Water Pollution Control, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Lancaster · 4 mi away
0.01 MGD
Lancaster · 5 mi away
0.13 MGD
Lancaster · 6 mi away
0.02 MGD
Sugar Grove · 6 mi away
—
Baltimore · 8 mi away
0.2 MGD
Bremen · 8 mi away
0.14 MGD
Rockbridge · 9 mi away
0.02 MGD
Baltimore · 9 mi away
0.42 MGD
Lancaster Water Pollution Control: 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 16, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms