Westborough Wastewater Treatment Plant
Westborough, MA · Worcester County · Publicly Owned Treatment Works
- Average flow
- 4.35 MGD
- Design flow
- 7.7 MGD
- NPDES permit
- 3603013441
- Effective
- Permit expires
- April 2027
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Carrousels / oxidation ditches
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Biogas balloons
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Biosolids Chemical Addition
unit processBiosolids Mechanical Dewatering
unit processPrimary Clarification or Sedimentation
unit processBiological Treatment, Other
unit processChemical Addition, Polymer
unit processScreening
unit processBiological P removal
unit processBiosolids Incineration
unit processBiosolids Thickening
unit processBiological N removal
unit processDisinfection, UV
unit processChemical Addition, Alum
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Westborough
| Project | Budget | Years |
|---|---|---|
| Sewer Pump Station Improvements | $7,700,000 | 2026–2030 |
| Sewer Line Analysis | $3,060,000 | 2026–2028 |
| Water Main Replacement | $2,850,000 | 2027–2030 |
| Well and Booster Station Improvements | $1,800,000 | 2026–2030 |
| Water Tower Maintenance | $1,200,000 | 2027–2029 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
3 verified contacts for Westborough Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Westborough Wastewater Treatment Plant — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated March 2025.