Clean Water Act discharge permit · NPDES RI0021601
P.J. HOLTON WATER TREATMENT PLANT, Scituate, RI: NPDES RI0021601 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
P.J. HOLTON WATER TREATMENT PLANT, held by PROVIDENCE WATER SUPPLY BOARD, holds NPDES permit RI0021601, which discharges to Pawtuxet River - North Branch. EPA’s file records it issued April 12, 2012 and expiring June 30, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | P.J. HOLTON WATER TREATMENT PLANT |
|---|---|
| Permittee as filed | PROVIDENCE WATER SUPPLY BOARD |
| NPDES ID | RI0021601 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 12, 2012 |
| Expiration date | June 30, 2017 |
| Address | Scituate, RI 02831 |
| Receiving water | PAWTUXET RIVER - NORTH BRANCH |
| Subwatershed | North Branch Pawtuxet River (HUC 010900040607) |
| SIC | 4941 – Water Supply |
| Other EPA IDs (FRS) | RCRA handler RID987491826 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 8Pollutants on file
- 6Under a numeric limit
- 8With a violation of any kind
- 4With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| pH | 4 | 67 | 63 | September 30, 2016 | |
| Solids, total suspended | 8 | 67 | 55 | December 31, 2025 | 998% over the limit |
| Chlorine, total residual | 4 | 27 | 23 | February 29, 2016 | 330% over the limit |
| Iron, total [as Fe] | 8 | 18 | 14 | May 31, 2026 | 301% over the limit |
| Lead, total [as Pb] | 0 | 6 | 0 | ||
| Turbidity | 4 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 4 | 0 | ||
| Aluminum, total [as Al] | 0 | 4 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 28, 2023 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, RI0021601.
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- One watershed — $2,990/year
- One state — $4,990/year
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID RI0021601 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.