Clean Water Act discharge permit · NPDES RI0020141
THE OKONITE COMPANY, INC., Ashton, RI: NPDES RI0020141 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
THE OKONITE COMPANY, INC., held by THE OKONITE COMPANY, holds NPDES permit RI0020141, which discharges to Blackstone River. EPA’s file records it issued September 9, 2016 and expiring September 30, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | THE OKONITE COMPANY, INC. |
|---|---|
| Permittee as filed | THE OKONITE COMPANY |
| NPDES ID | RI0020141 |
| 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 | September 9, 2016 |
| Expiration date | September 30, 2021 |
| Address | Ashton, RI 02864 |
| Receiving water | BLACKSTONE RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Peters River-Blackstone River (HUC 010900030208) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 11Pollutants on file
- 11Under a numeric limit
- 11With a violation of any kind
- 7With 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 | 2 | 46 | 22 | December 31, 2020 | |
| Flow, in conduit or thru treatment plant | 2 | 36 | 20 | March 31, 2018 | 9,587% over the limit |
| Oil & Grease | 2 | 34 | 6 | September 30, 2009 | 90% over the limit |
| Solids, total suspended | 1 | 19 | 6 | December 31, 2019 | 305% over the limit |
| Copper, total [as Cu] | 4 | 37 | 4 | December 31, 2022 | 677% over the limit |
| Temperature, water deg. fahrenheit | 1 | 17 | 4 | September 30, 2020 | 7% over the limit |
| BOD, 5-day, 20 deg. C | 1 | 16 | 3 | December 31, 2018 | 492% over the limit |
| Phosphorus, total [as P] | 2 | 22 | 0 | ||
| Cadmium, total [as Cd] | 2 | 6 | 0 | ||
| Lead, total [as Pb] | 2 | 6 | 0 | ||
| Zinc, total [as Zn] | 2 | 6 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES RI0020141.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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
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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 RI0020141 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.