Clean Water Act discharge permit · NPDES IN0001481

FAIRFIELD MANUFACTURING CO, Lafayette, IN: NPDES IN0001481 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
5Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

FAIRFIELD MANUFACTURING CO, held by FAIRFIELD MANUFACTURING CO., holds NPDES permit IN0001481, which discharges to Wabash R Via Wea Cr Via Elliot D. EPA’s file records it issued August 25, 2016 and expiring September 30, 2021.

FAIRFIELD MANUFACTURING CO, Lafayette, Indiana: Individual permit IN0001481, held by FAIRFIELD MANUFACTURING CO.; Administratively continued (past its expiration date and still in force until reissued); issued August 25, 2016, term to September 30, 2021, by IDEM; discharges to WABASH R VIA WEA CR VIA ELLIOT D.

Chlorine, total residual: 2 limits, 172 violations of any kind, 131 effluent exceedances, latest April 30, 2025, largest 1,150% over the limit.
Temperature, water deg. fahrenheit: 14 limits, 76 violations of any kind, 51 effluent exceedances, latest February 28, 2026, largest 38% over the limit.
Oil and grease, hexane extr method: 2 limits, 39 violations of any kind, 8 effluent exceedances, latest September 30, 2025, largest 99,999% over the limit.
Oil & Grease: 0 limits, 11 violations of any kind, 7 effluent exceedances, latest March 31, 2011, largest 100% over the limit.
pH: 2 limits, 32 violations of any kind, 2 effluent exceedances, latest January 31, 2015.
Flow, in conduit or thru treatment plant: 2 limits, 18 violations of any kind, 0 effluent exceedances.
Flow, total: 1 limit, 8 violations of any kind, 0 effluent exceedances.

FAIRFIELD MANUFACTURING CO among its neighbors

EPA’s permit file holds 88 discharge permits in the Elliot Ditch subwatershed (HUC 051201080104), IN0001481 among them. Its county holds 90, 6 of them major permits; IN0001481 is a minor permit.

Other permits in the Elliot Ditch subwatershed (HUC 051201080104)

17001.2 PUBLIC WORKS CAMPUS, Lafayette: INRA10432, minor permit, permit term to August 27, 2027
2 SHENANDOAH DRIVE, LAFAYETTE, IN - VALVOLINE, Lafayette: INRA13257, minor permit, permit term to February 7, 2029
20010.2 CONCORD CROSSING NORTH, Shadeland: INRA12481, minor permit, permit term to August 30, 2028
21063-930 MEZZANINE, Lafayette: INRA08099, minor permit, permit term to August 5, 2026
22053 WEST SIDE TRACTOR SALES, Lafayette: INRA13535, minor permit, permit term to March 31, 2029
23044.2 PENINSULA POINTE, Lafayette: INRA14398, minor permit, permit term to August 7, 2029
23048 KOEHLER FILL SITE, Lafayette: INRA12103, minor permit, permit term to July 5, 2028
23050 - MCCARTY HOPE APARTMENTS, Lafayette: INRA17137, minor permit, permit term to November 17, 2030
23074-HAGGERTY AND 500 E, Lafayette: INRA13705, minor permit, permit term to April 18, 2029
24052 WIERS LOT 1, Lafayette: INRA15841, minor permit, permit term to April 29, 2030

Identity

Facility as filed	FAIRFIELD MANUFACTURING CO
Permittee as filed	FAIRFIELD MANUFACTURING CO.
NPDES ID	IN0001481
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
Issued	August 25, 2016
Expiration date	September 30, 2021
Issuing agency	IDEM
Address	Lafayette, IN 47903
Receiving water	WABASH R VIA WEA CR VIA ELLIOT D
Receiving water impaired	303(D) Listed
Subwatershed	Elliot Ditch (HUC 051201080104)
SIC	3479 – Metal Coating And Allied Services
Other EPA IDs (FRS)	RCRA handler IND005146741; ICIS-AIR source IN0000001815700007

Effluent limits and exceedances

7Pollutants on file
6Under a numeric limit
7With 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
Chlorine, total residual	2	172	131	April 30, 2025	1,150% over the limit
Temperature, water deg. fahrenheit	14	76	51	February 28, 2026	38% over the limit
Oil and grease, hexane extr method	2	39	8	September 30, 2025	99,999% over the limit
Oil & Grease	0	11	7	March 31, 2011	100% over the limit
pH	2	32	2	January 31, 2015
Flow, in conduit or thru treatment plant	2	18	0
Flow, total	1	8	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0001481.

Inspections

EPA’s inspection file holds no inspection for NPDES IN0001481.

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 IN0001481.

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

This public-records page covers NPDES permit IN0001481, held by FAIRFIELD MANUFACTURING CO in Lafayette, IN, which discharges to Wabash R Via Wea Cr Via Elliot D. The permit is listed as administratively continued, with 6 pollutants under a numeric limit and 5 pollutants with an effluent exceedance.