Clean Water Act discharge permit · NPDES IN0043435

LINDE INC. - BURNS HARBOR, Chesterton, IN: NPDES IN0043435 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
8Pollutants under a numeric limit
5Pollutants with an effluent exceedance

LINDE INC. - BURNS HARBOR, held by LINDE INC. - BURNS HARBOR FACILITY, holds NPDES permit IN0043435, which discharges to Lt Calumet R To Lake Michigan. EPA’s file records it issued November 30, 2016 and expiring February 28, 2022. 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.

Identity

Facility as filed	LINDE INC. - BURNS HARBOR
Permittee as filed	LINDE INC. - BURNS HARBOR FACILITY
NPDES ID	IN0043435
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	November 30, 2016
Expiration date	February 28, 2022
Issuing agency	IDEM
Address	Chesterton, IN 46304
Receiving water	LT CALUMET R TO LAKE MICHIGAN
Receiving water impaired	303(D) Listed
Subwatershed	Coffee Creek-East Arm Little Calumet River (HUC 040400010403)
SIC	2813 – Industrial Gases
Other EPA IDs (FRS)	RCRA handler IND082857525

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

10Pollutants on file
8Under a numeric limit
9With 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
Solids, total suspended	2	44	32	March 31, 2025	300% over the limit
Chlorine, total residual	4	34	15	July 31, 2026	1,900% over the limit
pH	2	27	9	May 31, 2004
Oil & Grease	0	25	7	November 30, 2005	150% over the limit
Zinc, total [as Zn]	0	7	1	February 29, 1996	40% over the limit
Flow, in conduit or thru treatment plant	2	14	0
Phosphorus, total [as P]	2	13	0
Flow, total	1	4	0
Oxygen, dissolved [DO]	2	2	0
Oil and grease, hexane extr method	4	0	0

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 IN0043435.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

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

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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 IN0043435 there.

Nearby on the register

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

This public-records page covers NPDES discharge permit IN0043435, held by LINDE INC. - BURNS HARBOR in Chesterton, IN, which discharges to Lt Calumet R To Lake Michigan and is administratively continued with a Minor discharger class. The page lists 8 pollutants under a numeric limit and 5 pollutants with an effluent exceedance.