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City Of Bethlehem Wastewater Treatment Plant

144 Shimersville Rd, Bethlehem, PA 18015 · Northampton County · Publicly Owned Treatment Works

Average flow
10.23 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 10.23 million gallons per day against a permitted design capacity of 40 MGD, serving about 130,303 residents. It discharges under NPDES permit PA0026042 (effective), which expires in May 2031, with 18 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in February 1989.

Treatment technology

3 treatment structures and unit processes identified at City Of Bethlehem Wastewater Treatment Plant.

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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.

EPA enforcement history

Federal civil enforcement cases, compliance inspections and informal actions recorded for City Of Bethlehem Wastewater Treatment Plant in EPA's ICIS system.

Formal actions
2
0 since FY2020
EPA inspections
2
latest Apr 2026

Latest case · Feb 1989

BETHLEHEM, CITY OF

Administrative order · CWA, Clean Water Act · Source Agrees

Source: EPA ECHO, civil enforcement case 03-1989-0124.

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Every action against City Of Bethlehem Wastewater Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

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Key contacts

2 verified contacts for City Of Bethlehem Wastewater Treatment Plant, with validated emails and direct phone numbers.

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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.

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Nearby wastewater treatment plants in Pennsylvania

Upper Saucon Twp STP

Center Valley · 6 mi away

1.39 MGD

31.66 MGD

Catasaqua Mun Sew Auth

Catasauqua · 8 mi away

1.25 MGD

Bath Boro Auth

Bath · 8 mi away

0.3 MGD

Nazareth Boro Muni Auth WWTP

Nazareth · 8 mi away

0.92 MGD

Northampton Boro/ Sew

Northampton · 9 mi away

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Quakertown WWTP

Quakertown · 12 mi away

—

Wynnewood Terrace

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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 October 12, 2026; facility record last updated August 18, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms


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