Clean Water Act discharge permit · NPDES AL0078841

DUNCANVILLE WETLANDS WWTF, Duncanville, AL: NPDES AL0078841 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
13Pollutants under a numeric limit
0Pollutants with an effluent exceedance

DUNCANVILLE WETLANDS WWTF, held by Duncanville Wetlands, LLC, holds NPDES permit AL0078841. EPA’s file records it issued September 25, 2017 and expiring September 30, 2022. 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.

Identity

Facility as filed	DUNCANVILLE WETLANDS WWTF
Permittee as filed	Duncanville Wetlands, LLC
NPDES ID	AL0078841
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	September 25, 2017
Expiration date	September 30, 2022
Address	Duncanville, AL 35456
Subwatershed	Long Branch-Upper Big Sandy Creek (HUC 031601130104)

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

Effluent limits and exceedances

14Pollutants on file
13Under a numeric limit
14With 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
Solids, total suspended	8	164
BOD, carbonaceous [5 day, 20 C]	8	164
Nitrogen, ammonia total [as N]	4	80
Nitrogen, Kjeldahl, total [as N]	4	56
Nitrite + Nitrate total [as N]	4	56
Phosphorus, total [as P]	4	56
pH	2	44
Flow, in conduit or thru treatment plant	2	38
Oxygen, dissolved [DO]	1	22
Solids, suspended percent removal	1	21
E. coli	4	20
Chlorine, total residual	2	20
BOD, carb-5 day, 20 deg C, percent removal	1	20
Coliform, fecal general	0	20

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES AL0078841.

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 AL0078841.

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 AL0078841 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES AL0078841 for the DUNCANVILLE WETLANDS WWTF in Duncanville, AL, held by Duncanville Wetlands, LLC, with the permit listed as administratively continued. The page lists 14 pollutants on file, 13 of them under a numeric limit, and 0 pollutants with an effluent exceedance.