Clean Water Act discharge permit · NPDES IA0082881

MOUNT UNION CITY OF (RUSS), Mount Union, IA: NPDES IA0082881 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
2Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

MOUNT UNION CITY OF (RUSS), held by REGIONAL UTILITY SERVICE SYSTEMS, holds NPDES permit IA0082881. EPA’s file records it issued June 1, 2011 and expiring May 31, 2016.

MOUNT UNION CITY OF (RUSS), Mount Union, Iowa: Individual permit IA0082881, held by REGIONAL UTILITY SERVICE SYSTEMS; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued June 1, 2011, term to May 31, 2016, by STA.

Nitrogen, ammonia total [as N]: 48 limits, 14 violations of any kind, 10 effluent exceedances, latest December 31, 2025, largest 117% over the limit.
pH: 2 limits, 11 violations of any kind, 5 effluent exceedances, latest November 30, 2012.
E. coli: 1 limit, 24 violations of any kind, 0 effluent exceedances.
BOD, carbonaceous [5 day, 20 C]: 4 limits, 12 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 9 limits, 6 violations of any kind, 0 effluent exceedances.
Oxygen, dissolved [DO]: 12 limits, 1 violation of any kind, 0 effluent exceedances.
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; 55 were issued before IA0082881. REGIONAL UTILITY SERVICE SYSTEMS holds 9 permits in Iowa.

Other permits held by REGIONAL UTILITY SERVICE SYSTEMS

MOUNT STERLING, CITY OF STP, Mount Sterling: IA0076651, issued May 1, 2017
KINROSS, CITY OF STP (RUSS), Kinross: IA0077186, issued August 1, 2017
WEBSTER, CITY OF STP, Webster: IA0078719, issued September 22, 2009
MARTINSBURG, CITY OF STP, Martinsburg: IA0078727, issued September 22, 2009
HARPER, CITY OF STP, Harper: IA0079359, issued March 1, 2021
KESWICK, CITY OF STP, Keswick: IA0079910, issued June 1, 2017
PLEASANT PLAIN CITY OF STP (RUSS), Brighton: IA0082554, issued September 1, 2010
OLLIE, CITY OF STP, Ollie: IA0083801, issued March 1, 2015

Coverages issued nearest IA0082881

May 1, 2011: KAMRAR CITY OF STP, Kamrar, IA0069124, held by CITY OF KAMRAR
May 1, 2011: FENTON CITY OF STP, Fenton, IA0081396, held by CITY OF FENTON
May 1, 2011: LU VERNE, CITY OF STP, Lu Verne, IA0082571, held by IOWA LAKES REGIONAL WATER
June 1, 2011: THOMPSON CITY OF STP, Thompson, IA0068683, held by CITY OF THOMPSON
June 1, 2011: GARDEN GROVE CITY OF STP, Garden Grove, IA0069175, held by CITY OF GARDEN GROVE
June 1, 2011: MELVIN CITY OF STP, Melvin, IA0083658, held by IOWA LAKES REGIONAL WATER
July 1, 2011: TINGLEY, CITY OF STP (SIRWA), Tingley, IA0074471, held by SOUTHERN IOWA RURAL WATER ASSOCIATION
July 1, 2011: CRESCENT CITY OF STP, Crescent, IA0076431, held by CITY OF CRESCENT
September 1, 2011: LAWLER CITY OF STP, Lawler, IA0056910
September 1, 2011: KENSETT, CITY OF-STP, Kensett, IA0076635, held by CITY OF KENSETT

MOUNT UNION CITY OF (RUSS) among its neighbors

EPA’s permit file holds 2 discharge permits in the Headwaters East Fork Crooked Creek subwatershed (HUC 070801070201), IA0082881 among them. Its county holds 9, 1 of them major permits; IA0082881 is a minor permit.

Other permits in the Headwaters East Fork Crooked Creek subwatershed (HUC 070801070201)

WINFIELD CITY OF STP, Winfield: IA0033367, minor permit, permit term to February 28, 2022

Identity

Facility as filed	MOUNT UNION CITY OF (RUSS)
Permittee as filed	REGIONAL UTILITY SERVICE SYSTEMS
NPDES ID	IA0082881
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	June 1, 2011
Expiration date	May 31, 2016
Issuing agency	STA
Address	Mount Union, IA 52644
Subwatershed	Headwaters East Fork Crooked Creek (HUC 070801070201)

Effluent limits and exceedances

7Pollutants on file
7Under a numeric limit
6With a violation of any kind
2With 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
Nitrogen, ammonia total [as N]	48	14	10	December 31, 2025	117% over the limit
pH	2	11	5	November 30, 2012
E. coli	1	24	0
BOD, carbonaceous [5 day, 20 C]	4	12	0
Solids, total suspended	9	6	0
Oxygen, dissolved [DO]	12	1	0
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 IA0082881.

Inspections

EPA’s inspection file holds no inspection for NPDES IA0082881.

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 IA0082881.

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

This public-records page covers NPDES permit IA0082881, held by Regional Utility Service Systems for the Mount Union City of (RUSS) facility in Mount Union, IA, with the permit administratively continued after its listed expiration. The facts list 7 pollutants on file, 7 under a numeric limit, 6 with a violation of any kind, and 2 with an effluent exceedance.