Clean Water Act discharge permit · NPDES ILR001134

CATERPILLAR INC.-AURORA, Aurora, IL: NPDES ILR001134 discharge permit, effluent exceedances, inspections, penalties

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

CATERPILLAR INC.-AURORA, held by CATERPILLAR INC-AURORA, holds NPDES permit ILR001134, which discharges to Rox River. EPA’s file records it issued June 1, 2003 and expiring June 1, 2008.

CATERPILLAR INC.-AURORA, Aurora, Illinois: Coverage under a general permit ILR001134, held by CATERPILLAR INC-AURORA; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued June 1, 2003, term to June 1, 2008; discharges to ROX RIVER.

Illinois holds 1,721 Industrial stormwater coverages of this permit type in EPA’s file; 0 were issued before ILR001134.

Coverages issued nearest ILR001134

June 1, 2003: TENNECO PACKAGING,INC., Wheeling, ILR001122, held by PACTIV CORPORATION
June 1, 2003: ROCKFORD MASS TRANSIT DISTRICT, Rockford, ILR001124
June 1, 2003: NESTLE CHOCOLATE & CONFECTION, Franklin Park, ILR001126
June 1, 2003: REPLOGLE GLOBES INC., Broadview, ILR001127, held by REPLOGLE GLOBES INC
June 1, 2003: MAASS MIDWEST MFG. CO., Huntley, ILR001132, held by MAASS MIDWEST MFG CO
June 1, 2003: HIDDEN VALLEY RANCH, Wheeling, ILR001136
June 1, 2003: AVON PRODUCTS INC, Morton Grove, ILR001138
June 1, 2003: BULL MOOSE TUBE COMPANY, Chicago Heights, ILR001145
June 1, 2003: UNITED REFINING & SMELTING CO., Franklin Park, ILR001150
June 1, 2003: UGN INC., Chicago Heights, ILR001151, held by UGN INC

CATERPILLAR INC.-AURORA among its neighbors

EPA’s permit file holds 19 discharge permits in the Town of Oswego-Fox River subwatershed (HUC 071200070111), ILR001134 among them. Its county holds 40, 3 of them major permits; ILR001134 is a minor permit.

Other permits in the Town of Oswego-Fox River subwatershed (HUC 071200070111)

3200 ORCHARD ROAD, Oswego: ILR10ZFXU, minor permit, permit term to August 31, 2028
66D26, Yorkville: ILR10ZC9O, minor permit, permit term to August 31, 2028
AURORA INDUSTRIES, INC., Montgomery: ILR001294, minor permit, permit term to June 1, 2008
GAS N WASH OSWEGO - ORCHARD RD AND MILL RD, Oswego: ILR10ZE1T, minor permit, permit term to August 31, 2028
GRANDE RESERVE UNIT 26 & 27, Yorkville: ILR10BP64, minor permit, permit term to August 31, 2028
KARIS CENTER FOR COMMERCE, Montgomery: ILR10ZCWS, minor permit, permit term to August 31, 2028
MONTGOMERY OVERFLOW NORTH STORM SEWER, Montgomery: ILR10ZES4, minor permit, permit term to August 31, 2028
OSWEGO SBUX AND VALVOLINE, Oswego: ILR10ZDSM, minor permit, permit term to August 31, 2028
OSWEGO SENIOR LIVING, Oswego: ILR10ZAGV, minor permit, permit term to August 31, 2028
PHASE II - MASS GRADING, Montgomery: ILR10ZBU8, minor permit, permit term to August 31, 2028

What the register holds for CATERPILLAR INC.-AURORA: its NPDES ID, its permit type and status, its dates, its address in Aurora, Illinois, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ILR001134.

Identity

Facility as filed	CATERPILLAR INC.-AURORA
Permittee as filed	CATERPILLAR INC-AURORA
NPDES ID	ILR001134
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	June 1, 2003
Expiration date	June 1, 2008
Address	Aurora, IL 60507
Receiving water	ROX RIVER
Receiving water impaired	303(D) Listed
Subwatershed	Town of Oswego-Fox River (HUC 071200070111)
Other EPA IDs (FRS)	RCRA handler ILD005070651; ICIS-AIR source IL000093807AAB

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES ILR001134.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES ILR001134.

Inspections

EPA’s inspection file holds no inspection for NPDES ILR001134.

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 ILR001134.

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, ILR001134.

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Nearby on the register

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

CATERPILLAR INC.-AURORA is among 12 storm water industrial permits in Kendall County, and 0.0% of those permits carry a violation on file. Its Town of Oswego-Fox River subwatershed (HUC 071200070111) holds 19 NPDES permits, counting this permit, and 0.0% of the 12 county permits were issued before this permit.