City Of Bethlehem Wastewater Treatment Plant
Bethlehem, PA · Northampton County · Publicly Owned Treatment Works
- Average flow
- 9.97 MGD
- Design flow
- 40 MGD
- NPDES permit
- PA0026042
- Effective
- Permit expires
- May 2031
- Population served
- 130,303
- CWNS 2022
City Of Bethlehem Wastewater Treatment Plant is a publicly owned wastewater treatment works in Bethlehem, Northampton County, Pennsylvania treating an average of 9.97 million gallons per day against a permitted design capacity of 40 MGD, serving about 130,303 residents. Treatment on site includes clarifiers, biogas silos, biogas balloons. It discharges under NPDES permit PA0026042 (effective), which expires in May 2031, with 18 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 18
- Effluent violations
- 18
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for City Of Bethlehem Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at City Of Bethlehem Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Pennsylvania
Center Valley · 6 mi away
1.33 MGD
Allentown · 6 mi away
31.07 MGD
Catasauqua · 8 mi away
1.26 MGD
Bath · 8 mi away
0.26 MGD
Nazareth · 8 mi away
0.84 MGD
Northampton · 9 mi away
0.66 MGD
Quakertown · 12 mi away
1.68 MGD
Laurys Station · 13 mi away
0.03 MGD
City Of Bethlehem Wastewater Treatment Plant: 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 September 11, 2026; facility record last updated August 18, 2026.