Clean Water Act discharge permit · NPDES NY0242586

RENSSELAER COGEN, Rensselaer, NY: NPDES NY0242586 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
7Pollutants under a numeric limit
0Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

RENSSELAER COGEN, held by RENSSELAER GENERATING LLC, holds NPDES permit NY0242586, which discharges to Hudson R. EPA’s file records it issued November 23, 2021 and expiring January 31, 2027.

RENSSELAER COGEN, Rensselaer, New York: Individual permit NY0242586, held by RENSSELAER GENERATING LLC; Effective; issued November 23, 2021, term to January 31, 2027, by NYSDEC; discharges to HUDSON R; Fossil Fuel Electric Power Generation.

pH: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Chlorine, free available: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Temperature, water deg. fahrenheit: 1 limit, 0 violations of any kind, 0 effluent exceedances.
Flow rate: 1 limit, 0 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 1 limit, 0 violations of any kind, 0 effluent exceedances.
Oil & Grease: 1 limit, 0 violations of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 1 limit, 0 violations of any kind, 0 effluent exceedances.

March 30, 2026: Evaluation (S).

RENSSELAER COGEN among its neighbors

EPA’s permit file holds 39 discharge permits in the Papscanee Creek-Hudson River subwatershed (HUC 020200060305), NY0242586 among them. Its county holds 74, 3 of them major permits; NY0242586 is a minor permit.

Other permits in the Papscanee Creek-Hudson River subwatershed (HUC 020200060305)

AIR PRODUCTS & CHEMICALS, Glenmont: NY0072532, minor permit, discharging to HUDSON R, permit term to September 30, 2025
ALBANY COUNTY WATER PURIFICATION DISTRICT - SOUTH WWTP, Albany County: NY0026867, major permit, discharging to HUDSON R, permit term to April 30, 2015
ALBANY DISTRIBUTION CENTER, Albany: NYR00F699, minor permit, permit term to September 30, 2017
ALBANY STEAM STATION, Unknown: NYG995959, not classed
ALBANY TERMINAL, Albany: NY0021016, minor permit, discharging to HUDSON R, permit term to July 31, 2022
AMRI - RENSSELAER FAC, Rensselaer: NY0241148, minor permit, discharging to HUDSON R, permit term to April 30, 2013
BETHLEHEM ENERGY CENTER, Glenmont: NY0005959, major permit, discharging to HUDSON R, permit term to June 30, 2017
BUCKEYE RENSSELAER TERMINAL, Rensselaer: NY0005690, minor permit, discharging to HUDSON R, permit term to August 31, 2022
CENEX TERMINALS, Rensselaer: NY0006220, minor permit, discharging to HUDSON R, permit term to September 30, 2025
CENTRAL OFFICE OPERATIONS SUPPORT FACILITY, Albany: NYR00F653, minor permit, permit term to September 30, 2017

Identity

Facility as filed	RENSSELAER COGEN
Permittee as filed	RENSSELAER GENERATING LLC
NPDES ID	NY0242586
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	November 23, 2021
Expiration date	January 31, 2027
Issuing agency	NYSDEC
Address	Rensselaer, NY 12144
Receiving water	HUDSON R
Receiving water impaired	303(D) Listed
Subwatershed	Papscanee Creek-Hudson River (HUC 020200060305)
NAICS	221112 – Fossil Fuel Electric Power Generation
SIC	4911 – Electric Services
Other EPA IDs (FRS)	RCRA handler NY0000540849; ICIS-AIR source NY0000004381400029

Effluent limits and exceedances

7Pollutants on file
7Under a numeric limit
0With 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	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	2	0	0
Chlorine, free available	2	0	0
Temperature, water deg. fahrenheit	1	0	0
Flow rate	1	0	0
Solids, total suspended	1	0	0
Oil & Grease	1	0	0
Phosphorus, total [as P]	1	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES NY0242586.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES NY0242586.

Inspections

Date	What EPA recorded	Agency
March 30, 2026	Evaluation	S

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 NY0242586.

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

This public-records page covers Clean Water Act NPDES permit NY0242586 for RENSSELAER COGEN in Rensselaer, NY, held by RENSSELAER GENERATING LLC, with the permit status shown as Effective and the discharger class as Minor. The page lists 7 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit issued November 23, 2021 and expiring January 31, 2027.