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Clean Water Act discharge permit · NPDES RIR50Q019

PONAUG MARINA INC, Warwick, RI: NPDES RIR50Q019 discharge permit, effluent exceedances, inspections, penalties

PONAUG MARINA INC, held by PONAUG MARINA, INC., holds NPDES permit RIR50Q019, which discharges to Apponaug Cove. EPA’s file records it issued October 28, 2019 and expiring May 2, 2024.

PONAUG MARINA INC, Warwick, Rhode Island: Coverage under a general permit RIR50Q019, held by PONAUG MARINA, INC.; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued October 28, 2019, term to May 2, 2024, by RIDEM; discharges to APPONAUG COVE; Marinas.

  • Lead, total [as Pb]: 2 limits, 20 violations of any kind, 0 effluent exceedances.
  • Zinc, total [as Zn]: 2 limits, 20 violations of any kind, 0 effluent exceedances.
  • Aluminum, total [as Al]: 2 limits, 20 violations of any kind, 0 effluent exceedances.
  • Iron, total [as Fe]: 2 limits, 18 violations of any kind, 0 effluent exceedances.
  • Nitrogen, total [as N]: 2 limits, 11 violations of any kind, 0 effluent exceedances.
  • Coliform, fecal general: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Solids, total suspended: 2 limits, 6 violations of any kind, 0 effluent exceedances.
  • Oil & Grease: 2 limits, 6 violations of any kind, 0 effluent exceedances.
  • Fecal coliform: 0 limits, 3 violations of any kind, 0 effluent exceedances.
  • Copper, total [as Cu]: 0 limits, 2 violations of any kind, 0 effluent exceedances.
  • February 19, 2026: Letter of Violation/ Warning Letter (State).

Rhode Island holds 370 Industrial stormwater coverages of this permit type in EPA’s file; 166 were issued before RIR50Q019.

Coverages issued nearest RIR50Q019

PONAUG MARINA INC among its neighbors

EPA’s permit file holds 27 discharge permits in the Greenwich Bay subwatershed (HUC 010900040903), RIR50Q019 among them. Its county holds 62, 3 of them major permits; RIR50Q019 is a minor permit.

Other permits in the Greenwich Bay subwatershed (HUC 010900040903)

Identity

Facility as filedPONAUG MARINA INC
Permittee as filedPONAUG MARINA, INC.
NPDES IDRIR50Q019
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedOctober 28, 2019
Expiration dateMay 2, 2024
Issuing agencyRIDEM
AddressWarwick, RI 02886
Receiving waterAPPONAUG COVE
Receiving water impaired303(D) Listed
SubwatershedGreenwich Bay (HUC 010900040903)
NAICS713930 – Marinas
SIC4493 – Marinas

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Lead, total [as Pb]2200
Zinc, total [as Zn]2200
Aluminum, total [as Al]2200
Iron, total [as Fe]2180
Nitrogen, total [as N]2110
Coliform, fecal general2100
Solids, total suspended260
Oil & Grease260
Fecal coliform030
Copper, total [as Cu]020

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES RIR50Q019.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES RIR50Q019.

Inspections

EPA’s inspection file holds no inspection for NPDES RIR50Q019.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

DateWhat EPA recordedAgency
February 19, 2026Letter of Violation/ Warning LetterState

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES RIR50Q019, held by PONAUG MARINA INC in Warwick, RI, which discharges to Apponaug Cove within the Greenwich Bay subwatershed (HUC 010900040903). The permit is listed as administratively continued, a Minor Discharger class 8 under the industrial stormwater program, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance. The permit was issued October 28, 2019 and carried an expiration date of May 2, 2024.