Northampton Boro/ Sew
Northampton, PA · Northampton County · Publicly Owned Treatment Works
- Average flow
- 0.66 MGD
- Design flow
- 1.5 MGD
- NPDES permit
- PA0031127
- Effective
- Permit expires
- December 2029
- Population served
- 7,249
- CWNS 2022
Northampton Boro/ Sew is a publicly owned wastewater treatment plant in Northampton, Northampton County, Pennsylvania treating an average of 0.66 million gallons per day against a permitted design capacity of 1.5 MGD, serving about 7,249 residents. It discharges under NPDES permit PA0031127 (effective), which expires in December 2029, with 20 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
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
Decision-makers at Northampton Boro/ Sew.
No verified contacts on file yet
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Nearby wastewater treatment plants in Pennsylvania
Catasauqua · 2 mi away
1.26 MGD
Laurys Station · 4 mi away
0.03 MGD
Bath · 6 mi away
0.26 MGD
Allentown · 6 mi away
31.07 MGD
Walnutport · 7 mi away
0.01 MGD
Slatington · 8 mi away
0.56 MGD
Germansville · 9 mi away
0.03 MGD
Bethlehem · 9 mi away
9.97 MGD
Northampton Boro/ Sew: 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 May 25, 2025.