Clean Water Act discharge permit · NPDES LA0064637

AIR PRODUCTS & CHEMICALS INC. - CONVENT FACILITY, Convent, LA: NPDES LA0064637 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
14Pollutants under a numeric limit
4Pollutants with an effluent exceedance

AIR PRODUCTS & CHEMICALS INC. - CONVENT FACILITY, held by AIR PRODUCTS & CHEMICALS, INC., holds NPDES permit LA0064637. EPA’s file records it issued September 25, 2018 and expiring November 30, 2023. 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	AIR PRODUCTS & CHEMICALS INC. - CONVENT FACILITY
Permittee as filed	AIR PRODUCTS & CHEMICALS, INC.
NPDES ID	LA0064637
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	September 25, 2018
Expiration date	November 30, 2023
Address	Convent, LA 70723
Receiving water impaired	303(D) Listed
Subwatershed	St James Parish Canal (HUC 080702040201)
SIC	2813 – Industrial Gases
Other EPA IDs (FRS)	RCRA handler LAD985171230; ICIS-AIR source LA0000002209300288

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

14Pollutants on file
14Under a numeric limit
4With a violation of any kind
4With 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	4	4	4	December 31, 2012	63% over the limit
Coliform, fecal general	2	4	4	December 31, 2015	1,900% over the limit
pH	16	1	1	March 31, 2020
Carbon, tot organic [TOC]	7	1	1	September 30, 2013	24% over the limit
Flow, in conduit or thru treatment plant	26	0	0
Oil & Grease	12	0	0
Turbidity	8	0	0
Phosphorus, total [as P]	8	0	0
Nitrogen, total [as N]	6	0	0
BOD, 5-day, 20 deg. C	2	0	0
Nitrogen, organic total [as N]	2	0	0
Lead, total [as Pb]	1	0	0
Benzene	1	0	0
BTEX	1	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 LA0064637.

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 LA0064637 there.

Nearby on the register

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

This public-records page covers NPDES permit LA0064637, held by AIR PRODUCTS & CHEMICALS, INC. for its AIR PRODUCTS & CHEMICALS INC. - CONVENT FACILITY in Convent, LA, and lists its permit status as Effective with a Minor discharger class. The page reports 14 pollutants under a numeric limit and 4 pollutants with an effluent exceedance.