Clean Water Act discharge permit · NPDES INRM02561

IRVING MATERIALS INCORPORATED SEYMOUR, Seymour, IN: NPDES INRM02561 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
8Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

IRVING MATERIALS INCORPORATED SEYMOUR, held by Irving Materials Incorporated Seymour, holds NPDES permit INRM02561. EPA’s file records it issued June 21, 2019 and expiring June 20, 2024.

IRVING MATERIALS INCORPORATED SEYMOUR, Seymour, Indiana: Individual permit INRM02561, held by Irving Materials Incorporated Seymour; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued June 21, 2019, term to June 20, 2024, by IDEM; Ready-Mix Concrete Manufacturing.

pH: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Solids, total suspended: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Oil and grease, hexane extr method: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Nitrogen, Kjeldahl, total [as N]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Nitrite + Nitrate total [as N]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
BOD, carbonaceous [5 day, 20 C]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Chemical Oxygen Demand [COD]: 1 limit, 1 violation of any kind, 0 effluent exceedances.

Indiana holds 1,027 Industrial stormwater coverages of this permit type in EPA’s file; 534 were issued before INRM02561.

Coverages issued nearest INRM02561

June 14, 2019: AUBURN TRANSFER STATION, Auburn, INRM01233, held by Auburn Transfer Station
June 14, 2019: THE ANDERSONS INCORPORATED, Seymour, INRM02560, held by The Andersons Incorporated
June 19, 2019: AVERY DENNISON CORP FASSON ROLL DIVISION, Fort Wayne, INRM00930, held by Avery Dennison Corp Fasson Roll Division
June 21, 2019: CUMMINS ENGINE COMPANY INCORPORATED, Columbus, INRM00882, held by Cummins Engine Company Incorporated
June 21, 2019: DEPUY ORTHOPAEDICS INCORPORATED, Warsaw, INRM00908, held by DePuy Orthopaedics Incorporated
June 22, 2019: GRISSOM AIR RESERVE BASE, Grissom Air Reserve Base, INRM00746, held by Grissom Air Reserve Base
June 22, 2019: MERIT STEEL COMPANY INCORPORATED, Kouts, INRM00907, held by Merit Steel Company Incorporated
June 22, 2019: BOMARKO INCORPORATED, Plymouth, INRM00919, held by Bomarko Incorporated
June 22, 2019: OTTENWELLER COMPANY, Fort Wayne, INRM00936, held by Ottenweller Company
June 24, 2019: GULF STREAM COACH INCORPORATED, Nappanee, INRM00894, held by Gulf Stream Coach Incorporated

IRVING MATERIALS INCORPORATED SEYMOUR among its neighbors

EPA’s permit file holds 40 discharge permits in the Mutton Creek subwatershed (HUC 051202070704), INRM02561 among them. Its county holds 44, 1 of them major permits; INRM02561 is a minor permit.

Other permits in the Mutton Creek subwatershed (HUC 051202070704)

06017 SEYMOUR IN WALMART DISTRIBUTION CENTER, Seymour: INRA18130, minor permit, permit term to May 20, 2031
21416-GOECKER'S-THE ROYAL GROUP, Seymour: INRA10030, minor permit, permit term to June 27, 2027
21464 HARVEST MEADOWS SUBDIVISION, Seymour: INRA14204, minor permit, permit term to July 7, 2029
23506 TDAK, Seymour: INRA12286, minor permit, permit term to August 2, 2028
23512-APOSTOLIC PENTECOSTAL TABERNACLE, Seymour: INRA14104, minor permit, permit term to June 20, 2029
23517 UNITED PIPE & STEEL, Seymour: INRA12487, minor permit, permit term to August 31, 2028
23526-SIC, Seymour: INRA16113, minor permit, permit term to May 26, 2030
24503-TRINITY LUTHERAN HIGH SCHOOL, Seymour: INRA15293, minor permit, permit term to January 20, 2030
25516 ROSE ACRES R&D FACILITY, Seymour: INRA17361, minor permit, permit term to December 28, 2030
25522-CENTRA, Seymour: INRA18402, minor permit, permit term to June 21, 2031

Identity

Facility as filed	IRVING MATERIALS INCORPORATED SEYMOUR
Permittee as filed	Irving Materials Incorporated Seymour
NPDES ID	INRM02561
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
Program	Industrial stormwater
Issued	June 21, 2019
Expiration date	June 20, 2024
Issuing agency	IDEM
Address	Seymour, IN 47274
Subwatershed	Mutton Creek (HUC 051202070704)
NAICS	327320 – Ready-Mix Concrete Manufacturing
SIC	3273 – Ready-Mixed Concrete

Effluent limits and exceedances

8Pollutants on file
8Under a numeric limit
8With a violation of any kind
0With 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
pH	1	1
Solids, total suspended	1	1
Oil and grease, hexane extr method	1	1
Nitrogen, Kjeldahl, total [as N]	1	1
Nitrite + Nitrate total [as N]	1	1
Phosphorus, total [as P]	1	1
BOD, carbonaceous [5 day, 20 C]	1	1
Chemical Oxygen Demand [COD]	1	1

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES INRM02561.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES INRM02561.

Inspections

EPA’s inspection file holds no inspection for NPDES INRM02561.

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 INRM02561.

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Nearby on the register

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

This public-records page covers Clean Water Act NPDES permit INRM02561, held by Irving Materials Incorporated Seymour in Seymour, IN, an individual industrial stormwater permit issued by IDEM and listed as administratively continued. The page reports a minor discharger class of 8, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.