Clean Water Act discharge permit · NPDES ID0022446

HANSEN, CITY OF - HANSEN WWTP, Hansen, ID: NPDES ID0022446 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
8Pollutants with an effluent exceedance

HANSEN, CITY OF - HANSEN WWTP, held by HANSEN, CITY OF, holds NPDES permit ID0022446, which discharges to Snake River_via Agricultural Ditch. EPA’s file records it issued July 29, 1999 and expiring August 31, 2004. 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	HANSEN, CITY OF - HANSEN WWTP
Permittee as filed	HANSEN, CITY OF
NPDES ID	ID0022446
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	July 29, 1999
Expiration date	August 31, 2004
Address	Hansen, ID 83334
Receiving water	SNAKE RIVER_VIA AGRICULTURAL DITCH
Subwatershed	Quigley Creek (HUC 170402190504)
Program components on file	Biosolids, POTW
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

10Pollutants on file
0Under a numeric limit
10With a violation of any kind
8With 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	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	32	32	October 31, 2024	158% over the limit
E. coli, MTEC-MF	20	20	May 31, 2025	99,999% over the limit
Solids, suspended percent removal	6	6	August 31, 2023	140% over the limit
Coliform, fecal MF, MFC broth, 44.5 C	5	5	March 31, 2005	455% over the limit
BOD, 5-day, 20 deg. C	3	3	December 31, 2004	62% over the limit
pH	2	2	August 31, 2008
Chlorine, total residual	2	2	January 31, 2018	99% over the limit
BOD, 5-day, percent removal	1	1	February 29, 2004	40% over the limit
Flow, in conduit or thru treatment plant	7	0
Temperature, water deg. centigrade	2	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 ID0022446.

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.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ID0022446.

Start the watch

How we handle your data → Privacy

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 ID0022446 there.

Nearby on the register

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

This public-records page covers NPDES discharge permit ID0022446, held by HANSEN, CITY OF for the HANSEN WWTP in Hansen, ID, which discharges to Snake River_via Agricultural Ditch. The permit is administratively continued, classed as a Minor discharger, and lists 8 pollutants with an effluent exceedance and 0 pollutants under a numeric limit; it was issued July 29, 1999 and expired August 31, 2004.