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Clean Water Act discharge permit · NPDES ALR10C196

CR 41, Decatur, AL: NPDES ALR10C196 discharge permit, effluent exceedances, inspections, penalties

CR 41, held by 3M Chemical Operations LLC, holds NPDES permit ALR10C196. EPA’s file records it issued August 12, 2021 and expiring March 31, 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 CR 41: its NPDES ID, its permit type and status, its dates, its address in Decatur, Alabama. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ALR10C196.

Identity

Facility as filedCR 41
Permittee as filed3M Chemical Operations LLC
NPDES IDALR10C196
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedAugust 12, 2021
Expiration dateMarch 31, 2026
Issuing agencyState
AddressDecatur, AL 35603
SubwatershedLower West Flint Creek (HUC 060300021013)
NAICS237990 – Other Heavy and Civil Engineering Construction
SIC1629 – Heavy Construction

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

EPA’s limits and effluent violation files hold no pollutant row for NPDES ALR10C196.

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 ALR10C196.

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 ALR10C196 there.

Nearby on the register

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

What this page shows

The CR 41 storm water construction coverage held by 3M Chemical Operations LLC in Decatur, Alabama, is one of 141 such permits in Morgan County, and it sits within a Lower West Flint Creek subwatershed that counts 11 NPDES permits in total. Of the 141 Morgan County construction permits, 0.0% have a violation on file, and this one has none of the 0 pollutants with a numeric limit or effluent exceedance recorded against it.