Clean Water Act discharge permit · NPDES INRM02724

NORFOLK SOUTHERN RAILWAY COMPANY LAFAYETTE SOUTH YARD, Lafayette, IN: NPDES INRM02724 discharge permit, effluent exceedances, inspections, penalties

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

NORFOLK SOUTHERN RAILWAY COMPANY LAFAYETTE SOUTH YARD, held by Norfolk Southern Railway Company Lafayette South Yard, holds NPDES permit INRM02724. EPA’s file records it issued March 2, 2021 and expiring March 1, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for NORFOLK SOUTHERN RAILWAY COMPANY LAFAYETTE SOUTH YARD: its NPDES ID, its permit type and status, its dates, its address in Lafayette, Indiana, and 8 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES INRM02724.

Identity

Facility as filed	NORFOLK SOUTHERN RAILWAY COMPANY LAFAYETTE SOUTH YARD
Permittee as filed	Norfolk Southern Railway Company Lafayette South Yard
NPDES ID	INRM02724
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	March 2, 2021
Expiration date	March 1, 2026
Issuing agency	IDEM
Address	Lafayette, IN 47905
Subwatershed	Elliot Ditch (HUC 051201080104)
NAICS	482111 – Line-Haul Railroads
SIC	4011 – Railroads, Line-Haul Operating

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

8Pollutants on file
8Under a numeric limit
0With 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	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	2	0	0
Solids, total suspended	2	0	0
Oil and grease, hexane extr method	2	0	0
Nitrogen, Kjeldahl, total [as N]	2	0	0
Nitrite + Nitrate total [as N]	2	0	0
Phosphorus, total [as P]	2	0	0
BOD, carbonaceous [5 day, 20 C]	2	0	0
Chemical Oxygen Demand [COD]	2	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES INRM02724.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES INRM02724.

Inspections

EPA’s inspection file holds no inspection for NPDES INRM02724.

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 INRM02724.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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, INRM02724.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID INRM02724 there.

Nearby on the register

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

This public-records page covers NPDES permit INRM02724, held by Norfolk Southern Railway Company for its Lafayette South Yard in Lafayette, Indiana, with a status of Effective and a Minor discharger class. The facts list 8 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and the permit's dates run from March 2, 2021 to March 1, 2026.