Clean Water Act discharge permit · NPDES RIR50P039

WARWICK TRANSFER STATION, Warwick, RI: NPDES RIR50P039 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

WARWICK TRANSFER STATION, held by WASTE MANAGEMENT OF RHODE ISLAND, Inc., holds NPDES permit RIR50P039, which discharges to Pawtuxet River. EPA’s file records it issued August 1, 2019 and expiring May 2, 2024.

WARWICK TRANSFER STATION, Warwick, Rhode Island: Coverage under a general permit RIR50P039, held by WASTE MANAGEMENT OF RHODE ISLAND, Inc.; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued August 1, 2019, term to May 2, 2024, by RIDEM; discharges to PAWTUXET RIVER; Solid Waste Collection.

Enterococci: 6 limits, 2 violations of any kind, 0 effluent exceedances.
Hardness, total [as CaCO3]: 3 limits, 2 violations of any kind, 0 effluent exceedances.
Lead, total [as Pb]: 10 limits, 0 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Oil & Grease: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Copper, total [as Cu]: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Iron, total [as Fe]: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Zinc, total [as Zn]: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Aluminum, total [as Al]: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Chemical Oxygen Demand [COD]: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 4 limits, 0 violations of any kind, 0 effluent exceedances.

April 7, 2026: Letter to Regulated Entity (State).

Rhode Island holds 370 Industrial stormwater coverages of this permit type in EPA’s file; 96 were issued before RIR50P039.

Coverages issued nearest RIR50P039

August 1, 2019: RHODE ISLAND STATE ENERGY CENTER, Johnston, RIR50O001, held by RHODE ISLAND STATE ENERGY CENTER, LP
August 1, 2019: PROVIDENCE MAINTENANCE OF WAY, Providence, RIR50P004, held by NATIONAL RAILROAD PASSENGER CORP.(AMTRAK)
August 1, 2019: XPO LOGISTICS FREIGHT, INC. - XPI, Cranston, RIR50P016, held by XPO Logistics Freight, Inc.
August 1, 2019: FRITO LAY INC, Cranston, RIR50P019, held by ROLLING FRITO LAY SALES, LP
August 1, 2019: WMRI CRANSTON TRUCK STORAGE & DISPATCH FACILITY, Cranston, RIR50P036, held by Waste Management of Rhode Island, Inc.
August 1, 2019: NEWPORT TRANSFER STATION AND HAULING FACILITY, Newport, RIR50P040, held by Waste Management of Rhode Island, Inc.
August 1, 2019: MONDELEZ GLOBAL LLC - NORTH SMITHFIELD, RI, North Smithfield, RIR50P045, held by MONDELEZ GLOBAL LLC
August 1, 2019: SAFE HARBOR COWESETT, Warwick, RIR50Q015, held by Safe Harbor Marinas Cowesett
August 1, 2019: WICKFORD COVE MARINA, North Kingstown, RIR50Q025, held by Safe Harbor Marinas
August 1, 2019: COWESETT MARINA (NORTH YARD), Warwick, RIR50Q050, held by Safe Harbor Marinas

WARWICK TRANSFER STATION among its neighbors

EPA’s permit file holds 63 discharge permits in the Pawtuxet River subwatershed (HUC 010900040609), RIR50P039 among them. Its county holds 62, 3 of them major permits; RIR50P039 is a minor permit.

Other permits in the Pawtuxet River subwatershed (HUC 010900040609)

10 PARK LANE, PROVIDENCE, Providence: RIR060007, minor permit, permit term to March 31, 2031
1011 & 1015 CRANSTON STREET, Cranston: RIR100673, minor permit, discharging to Pawtucket River, permit term to September 9, 2008
1011 CRANSTON ST., CRANSTON, Cranston: RIR060003, minor permit, permit term to March 31, 2031
225 NIANTIC AVE, CRANSTON, Cranston: RIR060002, minor permit, permit term to March 31, 2031
28 HARRIS AVENUE, CRANSTON, Cranston: RIR060001, minor permit, permit term to March 31, 2031
ADVANCED CHEMICAL CO INC, Warwick: RIR50F009, minor permit, discharging to PAWTUXET RIVER, permit term to May 2, 2024
ALLIED, Providence: RIRNE0421, minor permit, permit term to April 17, 2029
ALLIED, Cranston: RIRNE0422, minor permit, permit term to April 17, 2029
AMAZON.COM SERVICES LLC - DRI1, Providence: RIR50P047, minor permit, permit term to May 2, 2024
AMAZON.COM SERVICES LLC - DRI1_2, Providence: RIR50P048, minor permit, permit term to May 2, 2024

Identity

Facility as filed	WARWICK TRANSFER STATION
Permittee as filed	WASTE MANAGEMENT OF RHODE ISLAND, Inc.
NPDES ID	RIR50P039
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	August 1, 2019
Expiration date	May 2, 2024
Issuing agency	RIDEM
Address	Warwick, RI 02888
Receiving water	PAWTUXET RIVER
Receiving water impaired	303(D) Listed
Subwatershed	Pawtuxet River (HUC 010900040609)
NAICS	562111 – Solid Waste Collection
SIC	4212 – Local Trucking, Without Storage
Other EPA IDs (FRS)	ICIS-AIR source RI0000004400300026

Effluent limits and exceedances

11Pollutants on file
11Under a numeric limit
2With a violation of any kind
0With 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
Enterococci	6	2
Hardness, total [as CaCO3]	3	2
Lead, total [as Pb]	10	0
Solids, total suspended	6	0
Oil & Grease	6	0
Copper, total [as Cu]	6	0
Iron, total [as Fe]	6	0
Zinc, total [as Zn]	6	0
Aluminum, total [as Al]	6	0
Chemical Oxygen Demand [COD]	6	0
Phosphorus, total [as P]	4	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES RIR50P039.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES RIR50P039.

Inspections

EPA’s inspection file holds no inspection for NPDES RIR50P039.

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

Date	What EPA recorded	Agency
April 7, 2026	Letter to Regulated Entity	State

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

This public-records page covers NPDES permit RIR50P039 for WARWICK TRANSFER STATION in Warwick, RI, held by WASTE MANAGEMENT OF RHODE ISLAND, Inc., which discharges to the Pawtuxet River under an administratively continued minor-discharger status with an industrial stormwater program. The page lists a permit class of 11, zero pollutants under a numeric limit, and zero pollutants with an effluent exceedance, with the permit issued August 1, 2019 and expiring May 2, 2024. The subwatershed code is HUC 010900040609.