Clean Water Act discharge permit · NPDES ID0025101

TENSED, CITY OF - TENSED WWTP, Tensed, ID: NPDES ID0025101 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
8Pollutants with an effluent exceedance

TENSED, CITY OF - TENSED WWTP, held by TENSED, CITY OF, holds NPDES permit ID0025101, which discharges to Hangman Creek. EPA’s file records it issued February 5, 2004 and expiring March 31, 2009. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	TENSED, CITY OF - TENSED WWTP
Permittee as filed	TENSED, CITY OF
NPDES ID	ID0025101
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	February 5, 2004
Expiration date	March 31, 2009
Issuing agency	U.S. EPA, REGION 10
Address	Tensed, ID 83870
Receiving water	HANGMAN CREEK
Subwatershed	Mission Creek-Hangman Creek (HUC 170103060102)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

13Pollutants on file
10Under a numeric limit
13With 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	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Chlorine, total residual	4	242	44	March 31, 2021	3,340% over the limit
E. coli	2	77	23	April 30, 2019	10,777% over the limit
Solids, total suspended	5	261	16	April 30, 2021	400% over the limit
Solids, suspended percent removal	1	60	11	March 31, 2014	220% over the limit
BOD, 5-day, percent removal	1	58	8	May 31, 2013	213% over the limit
BOD, 5-day, 20 deg. C	5	249	4	December 31, 2019	96% over the limit
pH	2	102	2	November 30, 2014
Floating solids, waste or visible foam-visual	0	24	2	April 30, 2021
Flow, in conduit or thru treatment plant	2	99	0
Nitrogen, ammonia total [as N]	1	88	0
E. coli, MTEC-MF	0	44	0
Phosphorus, total [as P]	1	10	0
Temperature, water deg. centigrade	0	6	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 ID0025101.

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, ID0025101.

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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 ID0025101 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers Clean Water Act discharge permit NPDES ID0025101, held by TENSED, CITY OF for the TENSED WWTP in Tensed, ID, which discharges to Hangman Creek. The permit's status is administratively continued, with a minor discharger class of 10, 8 pollutants under a numeric limit, and 8 pollutants with an effluent exceedance. The permit file lists 13 pollutants on file, 10 of them under a numeric limit, with the permit issued February 5, 2004 and expiring March 31, 2009.