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Clean Water Act discharge permit · NPDES AR0045411

CITY OF CADDO VALLEY - CADDO VALLEY MUNICIPAL WASTEWATER TREATMENT PLANT, Caddo Valley, AR: NPDES AR0045411 discharge permit, effluent exceedances, inspections, penalties

CITY OF CADDO VALLEY - CADDO VALLEY MUNICIPAL WASTEWATER TREATMENT PLANT, held by CADDO VALLEY, CITY OF, holds NPDES permit AR0045411, which discharges to Caddo River,Ouachita River. EPA’s file records it issued December 9, 2016 and expiring December 31, 2021. 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 filedCITY OF CADDO VALLEY - CADDO VALLEY MUNICIPAL WASTEWATER TREATMENT PLANT
Permittee as filedCADDO VALLEY, CITY OF
NPDES IDAR0045411
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedDecember 9, 2016
Expiration dateDecember 31, 2021
AddressCaddo Valley, AR 71923
Receiving waterCADDO RIVER,OUACHITA RIVER
SubwatershedCaddo River Outlet (HUC 080401020406)

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
Solids, total suspended39953October 31, 2025538% over the limit
Coliform, fecal general48042March 31, 202399,999% over the limit
BOD, 5-day, 20 deg. C36014June 30, 2023362% over the limit
pH2399September 30, 2024
Flow, in conduit or thru treatment plant2300
Oxygen, dissolved [DO]150
Chlorine, total residual040
Overflows130
Overflow volume [SS0 volume, CSO volume]130

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 AR0045411.

Inspections

EPA’s inspection file holds no inspection for NPDES AR0045411.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES AR0045411.

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 AR0045411 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 the NPDES discharge permit AR0045411 held by CADDO VALLEY, CITY OF for the CITY OF CADDO VALLEY - CADDO VALLEY MUNICIPAL WASTEWATER TREATMENT PLANT, which discharges to CADDO RIVER and OUACHITA RIVER. The page lists a permit status of administratively continued, a Minor Discharger class of 8, 4 pollutants under a numeric limit, and 4 pollutants with an effluent exceedance. The permit was issued December 9, 2016 and expired December 31, 2021, and the page reflects the status as loaded on September 15, 2026.