Clean Water Act discharge permit · NPDES IA0027995

LENOX CITY OF STP, Lenox, IA: NPDES IA0027995 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
3Pollutants under a numeric limit
5Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

LENOX CITY OF STP, held by CITY OF LENOX, holds NPDES permit IA0027995. EPA’s file records it issued August 1, 2020 and expiring July 31, 2025.

LENOX CITY OF STP, Lenox, Iowa: Individual permit IA0027995, held by CITY OF LENOX; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued August 1, 2020, term to July 31, 2025, by STA; Sewage Treatment Facilities.

Flow, in conduit or thru treatment plant: 0 limits, 39 violations of any kind, 38 effluent exceedances, latest May 31, 2011, largest 94,288% over the limit.
pH: 3 limits, 7 violations of any kind, 7 effluent exceedances, latest June 30, 2011.
Nitrogen, ammonia total [as N]: 0 limits, 6 violations of any kind, 6 effluent exceedances, latest March 31, 2010, largest 145% over the limit.
Solids, total suspended: 5 limits, 6 violations of any kind, 4 effluent exceedances, latest March 31, 2006, largest 73% over the limit.
BOD, carbonaceous [5 day, 20 C]: 0 limits, 3 violations of any kind, 3 effluent exceedances, latest March 31, 2006, largest 41% over the limit.
BOD, 5-day, 20 deg. C: 5 limits, 0 violations of any kind, 0 effluent exceedances.

Iowa holds 734 Publicly owned treatment works coverages of this permit type in EPA’s file; 564 were issued before IA0027995.

Coverages issued nearest IA0027995

July 1, 2020: BRADDYVILLE CITY OF STP, Braddyville, IA0057151, held by CITY OF BRADDYVILLE
July 1, 2020: WOODWARD CITY OF STP, Woodward, IA0057517, held by CITY OF WOODWARD
July 1, 2020: OLDS MUNICIPAL UTILITIES, Olds, IA0074560, held by CITY OF OLDS
August 1, 2020: BENNETT CITY OF STP, Bennett, IA0021971, held by CITY OF BENNETT
August 1, 2020: NEWTON CITY OF STP, Newton, IA0027723, held by CITY OF NEWTON
August 1, 2020: SIBLEY CITY OF STP, Sibley, IA0032841, held by CITY OF SIBLEY
August 1, 2020: WAVERLY CITY OF STP, Waverly, IA0033197, held by CITY OF WAVERLY
August 1, 2020: CLARE CITY OF STP, Clare, IA0062936, held by CITY OF CLARE
August 1, 2020: BUSSEY CITY OF STP, Bussey, IA0072991, held by CITY OF BUSSEY
September 1, 2020: DIKE CITY OF STP, Dike, IA0023311, held by CITY OF DIKE

LENOX CITY OF STP among its neighbors

EPA’s permit file holds 2 discharge permits in the Middle Branch One Hundred and Two River subwatershed (HUC 102400130201), IA0027995 among them. Its county holds 5, 0 of them major permits; IA0027995 is a minor permit.

Other permits in the Middle Branch One Hundred and Two River subwatershed (HUC 102400130201)

MICHAEL FOODS, INC., Lenox: IA0075647, minor permit, permit term to October 31, 2028

Identity

Facility as filed	LENOX CITY OF STP
Permittee as filed	CITY OF LENOX
NPDES ID	IA0027995
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	August 1, 2020
Expiration date	July 31, 2025
Issuing agency	STA
Address	Lenox, IA 50851
Subwatershed	Middle Branch One Hundred and Two River (HUC 102400130201)
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

6Pollutants on file
3Under a numeric limit
5With a violation of any kind
5With 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
Flow, in conduit or thru treatment plant	0	39	38	May 31, 2011	94,288% over the limit
pH	3	7	7	June 30, 2011
Nitrogen, ammonia total [as N]	0	6	6	March 31, 2010	145% over the limit
Solids, total suspended	5	6	4	March 31, 2006	73% over the limit
BOD, carbonaceous [5 day, 20 C]	0	3	3	March 31, 2006	41% over the limit
BOD, 5-day, 20 deg. C	5	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IA0027995.

Inspections

EPA’s inspection file holds no inspection for NPDES IA0027995.

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 IA0027995.

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, IA0027995.

Start the watch

How we handle your data → Privacy

Nearby on the register

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

This public-records page covers NPDES permit IA0027995 for LENOX CITY OF STP in Lenox, IA, held by CITY OF LENOX, with its status shown as administratively continued and its discharger class as Minor. The facts list 3 pollutants under a numeric limit, 5 pollutants with an effluent exceedance, and 6 pollutants on file.