Clean Water Act discharge permit · NPDES RI0001619

JAMESTOWN WATER TRTMT PLANT, Jamestown, RI: NPDES RI0001619 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
3Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

JAMESTOWN WATER TRTMT PLANT, held by TOWN OF JAMESTOWN, holds NPDES permit RI0001619, which discharges to Great Creek. EPA’s file records it issued April 12, 2012 and expiring May 31, 2017.

JAMESTOWN WATER TRTMT PLANT, Jamestown, Rhode Island: Individual permit RI0001619, held by TOWN OF JAMESTOWN; Administratively continued (past its expiration date and still in force until reissued); issued April 12, 2012, term to May 31, 2017; discharges to GREAT CREEK.

Solids, total suspended: 8 limits, 145 violations of any kind, 21 effluent exceedances, latest August 31, 2023, largest 94% over the limit.
pH: 4 limits, 87 violations of any kind, 1 effluent exceedance, latest April 30, 1990.
Chlorine, total residual: 4 limits, 9 violations of any kind, 1 effluent exceedance, latest September 30, 2015, largest 50% over the limit.
Flow, in conduit or thru treatment plant: 4 limits, 86 violations of any kind, 0 effluent exceedances.
Turbidity: 4 limits, 10 violations of any kind, 0 effluent exceedances.
Aluminum, total [as Al]: 4 limits, 10 violations of any kind, 0 effluent exceedances.
Iron, total [as Fe]: 2 limits, 6 violations of any kind, 0 effluent exceedances.

Other permits held by TOWN OF JAMESTOWN

JAMESTOWN WWTF, Jamestown: RI0100366, issued December 16, 2016
TOWN OF JAMESTOWN, Jamestown: RIL100366, issued January 1, 2021

JAMESTOWN WATER TRTMT PLANT among its neighbors

EPA’s permit file holds 38 discharge permits in the Lower West Passage subwatershed (HUC 010900040908), RI0001619 among them. Its county holds 51, 3 of them major permits; RI0001619 is a minor permit.

Other permits in the Lower West Passage subwatershed (HUC 010900040908)

7400 POST ROAD, N. Kingstown: RIR100671, minor permit, discharging to Old Mill Creek, permit term to September 9, 2008
AGILENT TECHNOLOGIES, INC, North Kingstown: RIRNE0413, minor permit, permit term to April 24, 2028
BELLEVILLE AUTO SALVAGE, North Kingstown: RIR50M005, minor permit, discharging to BELLVILLE POND, permit term to May 2, 2024
BUILDING 2037 (500 CALLAHAN), North Kingstown: RIRNE0447, minor permit, permit term to December 1, 2030
BUILDING 2039 (240 COMMERCE WAREHOUSE), North Kingstown: RIRNE0452, minor permit, permit term to April 6, 2031
BUILDING 2040 (232 COMMERCE WAREHOUSE), North Kingstown: RIRNE0451, minor permit, permit term to April 6, 2031
BUILDING 2042 (135 CIRCUIT DRIVE), North Kingstown: RIRNE0454, minor permit, permit term to May 19, 2031
CHEMICAL AND ALLIED PRODUCTS MANUFACTURING, AND REFINING, North Kingstown: RIRNE0408, minor permit, permit term to February 8, 2028
ELECTRIC BOAT - BUILDING 2033 (CIRCUIT DRIVE), North Kingstown: RIRNE0436, minor permit, permit term to November 21, 2029
ELECTRIC BOAT - BUILDING 2034 (151 OCEAN STATE), North Kingstown: RIRNE0434, minor permit, permit term to November 21, 2029

Identity

Facility as filed	JAMESTOWN WATER TRTMT PLANT
Permittee as filed	TOWN OF JAMESTOWN
NPDES ID	RI0001619
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	May 31, 2017
Address	Jamestown, RI 02835
Receiving water	GREAT CREEK
Subwatershed	Lower West Passage (HUC 010900040908)
SIC	4941 – Water Supply

Effluent limits and exceedances

7Pollutants on file
7Under a numeric limit
7With a violation of any kind
3With 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
Solids, total suspended	8	145	21	August 31, 2023	94% over the limit
pH	4	87	1	April 30, 1990
Chlorine, total residual	4	9	1	September 30, 2015	50% over the limit
Flow, in conduit or thru treatment plant	4	86	0
Turbidity	4	10	0
Aluminum, total [as Al]	4	10	0
Iron, total [as Fe]	2	6	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES RI0001619.

Inspections

EPA’s inspection file holds no inspection for NPDES RI0001619.

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

EPA’s informal enforcement file holds no action for NPDES RI0001619.

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Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES RI0001619 for the Jamestown Water Treatment Plant in Jamestown, RI, held by the Town of Jamestown and discharging to Great Creek. The permit is listed as administratively continued, with 7 pollutants on file, 7 under a numeric limit, 3 with an effluent exceedance, and a discharger class of 7 for the minor discharger category. The permit was issued April 12, 2012, with an expiration date of May 31, 2017.