Clean Water Act discharge permit · NPDES AK0053333

AURORA ENERGY CHENA POWER PLANT, Fairbanks, AK: NPDES AK0053333 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
4Pollutants with an effluent exceedance

AURORA ENERGY CHENA POWER PLANT, held by AURORA ENERGY LLC, holds NPDES permit AK0053333, which discharges to Chena River. EPA’s file records it issued August 26, 2003 and expiring September 30, 2008. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	AURORA ENERGY CHENA POWER PLANT
Permittee as filed	AURORA ENERGY LLC
NPDES ID	AK0053333
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	August 26, 2003
Expiration date	September 30, 2008
Issuing agency	ADEC
Address	Fairbanks, AK 99701
Receiving water	CHENA RIVER
NAICS	221112 – Fossil Fuel Electric Power Generation
SIC	4911 – Electric Services
Other EPA IDs (FRS)	RCRA handler AKR000000448; ICIS-AIR source AK0000000209000002

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

6Pollutants on file
6Under a numeric limit
6With a violation of any kind
4With 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	16	10	March 31, 2022
Temperature, winter [deg. C]	4	15	9	July 31, 2015	12% over the limit
Temperature, water deg. centigrade	5	38	4	October 31, 2022	33% over the limit
Flow	1	6	3	December 31, 2008	13,990% over the limit
Oxygen, dissolved [DO]	2	10	0
Floating solids, waste or visible foam-visual	1	3	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 AK0053333.

Velarion’s copy of EPA’s ICIS-NPDES files does not 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.

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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 AK0053333 there.

Nearby on the register

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

This public-records page covers the Clean Water Act NPDES discharge permit AK0053333 held by Aurora Energy LLC for the Aurora Energy Chena Power Plant in Fairbanks, AK, which discharges to the Chena River and is administratively continued. The page lists a permit status of Minor, a discharger class of 6, 4 pollutants under a numeric limit, and 4 pollutants with an effluent exceedance.