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Clean Water Act discharge permit · NPDES AL0084489

3M CR 41 REMEDIATION SITE, Decatur, AL: NPDES AL0084489 discharge permit, effluent exceedances, inspections, penalties

3M CR 41 REMEDIATION SITE, held by 3M Chemical Operations, LLC, holds NPDES permit AL0084489. EPA’s file records it issued August 26, 2025 and expiring August 31, 2030. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for 3M CR 41 REMEDIATION SITE: its NPDES ID, its permit type and status, its dates, its address in Decatur, Alabama, and 50 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AL0084489.

Identity

Facility as filed3M CR 41 REMEDIATION SITE
Permittee as filed3M Chemical Operations, LLC
NPDES IDAL0084489
Permit statusEffective
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 26, 2025
Expiration dateAugust 31, 2030
Issuing agencyState
AddressDecatur, AL 35603
SubwatershedLower West Flint Creek (HUC 060300021013)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH200
Solids, total suspended200
Oil & Grease200
Nitrogen, ammonia total [as N]200
Carbon, tot organic [TOC]200
Flow, in conduit or thru treatment plant200
BOD, carbonaceous [5 day, 20 C]200
Chemical Oxygen Demand [COD]200
Perfluorooctanoic acid (PFOA)100
Perfluorobutanoic acid (PFBA)100
Perfluorooctanesulfonamide (PFOSA)100
Perfluoropentanoic acid (PFPeA)100
Perfluorohexanoic acid (PFHxA)100
Perfluoroheptanoic acid (PFHpA)100
Perfluorononanoic acid (PFNA)100
Perfluorodecanoic acid (PFDA)100
Perfluoroundecanoic acid (PFUnA)100
Perfluorododecanoic acid (PFDoA)100
Perfluorotridecanoic acid (PFTrDA)100
Perfluorotetradecanoic acid (PFTeDA)100
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)100
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)100
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)100
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)100
Perfluorobutanesulfonic acid (PFBS)100
Perfluorodecanesulfonic acid (PFDS)100
Perfluoroheptanesulfonic acid (PFHpS)100
Perfluorohexanesulfonic acid (PFHxS)100
Perfluorooctanesulfonic acid (PFOS)100
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)100
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)100
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)100
Perfluoropentanesulfonic acid (PFPeS)100
Perfluorononanesulfonic acid (PFNS)100
Hexafluoropropylene oxide dimer acid (HFPO-DA)100
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)100
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)100
Perfluorododecanesulfonic acid (PFDoS)100
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)100
N-methyl perfluorooctanesulfonamide (NMeFOSA)100
N-ethyl perfluorooctanesulfonamide (NEtFOSA)100
pH range excursions, > 60 minutes100
pH range excursions, monthly total accum100
3-Perfluoropropyl propanoic acid (3:3 FTCA)100
Perfluoro-3-methoxypropanoic acid (PFMPA)100
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)100
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)100
3-Perfluoroheptyl propanoic acid (7:3 FTCA)100
Perfluoro-4-methoxybutanoic acid (PFMBA)100
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES AL0084489.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES AL0084489.

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.

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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 AL0084489 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers Clean Water Act NPDES permit AL0084489 for the 3M CR 41 Remediation Site in Decatur, AL, held by 3M Chemical Operations, LLC, with a status of Effective and a minor discharger class. The register lists 50 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit issued August 26, 2025 and expiring August 31, 2030.