New Shoreham WWTF
New Shoreham, RI · Washington County · Publicly Owned Treatment Works
- Average flow
- 0.17 MGD
- Design flow
- 0.45 MGD
- NPDES permit
- RI0100196
- Effective
- Permit expires
- June 2029
- Population served
- 780
- CWNS 2022
New Shoreham WWTF is a publicly owned wastewater treatment works in New Shoreham, Washington County, Rhode Island treating an average of 0.17 million gallons per day against a permitted design capacity of 0.45 MGD, serving about 780 residents. It discharges under NPDES permit RI0100196 (effective), which expires in June 2029, with 149 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
- 149
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for New Shoreham WWTF, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at New Shoreham WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Rhode Island
Narragansett · 15 mi away
0.39 MGD
Westerly · 20 mi away
1.56 MGD
Jamestown · 25 mi away
0.1 MGD
Newport · 27 mi away
5.3 MGD
North Kingstown · 30 mi away
0.41 MGD
East Greenwich · 34 mi away
0.63 MGD
Bristol · 37 mi away
2.14 MGD
Cranston · 41 mi away
5.3 MGD
New Shoreham WWTF: 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 October 3, 2025.