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Clean Water Act discharge permit · NPDES LAG537008

ARK PROPERTIES OF NORTH LOUISIANA LLC - CASTON ESTATES, Rayville, LA: NPDES LAG537008 discharge permit, effluent exceedances, inspections, penalties

ARK PROPERTIES OF NORTH LOUISIANA LLC - CASTON ESTATES, held by ARK Properties of North Louisiana LLC - Caston Estates, holds NPDES permit LAG537008. EPA’s file records it issued December 3, 2025 and expiring November 30, 2027. 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 ARK PROPERTIES OF NORTH LOUISIANA LLC - CASTON ESTATES: its NPDES ID, its permit type and status, its dates, its address in Rayville, Louisiana, and 5 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES LAG537008.

Identity

Facility as filedARK PROPERTIES OF NORTH LOUISIANA LLC - CASTON ESTATES
Permittee as filedARK Properties of North Louisiana LLC - Caston Estates
NPDES IDLAG537008
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedDecember 3, 2025
Expiration dateNovember 30, 2027
Issuing agencyLDEQ
AddressRayville, LA 71269
Receiving water impaired303(D) Listed
SubwatershedLower Big Colewa Creek (HUC 080500010905)

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
BOD, 5-day, 20 deg. C100
Solids, total suspended100
Flow, in conduit or thru treatment plant100
Coliform, fecal general100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES LAG537008.

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 LAG537008.

Inspections

EPA’s inspection file holds no inspection for NPDES LAG537008.

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 LAG537008.

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 LAG537008 there.

ARK PROPERTIES OF NORTH LOUISIANA LLC - CASTON ESTATES, Rayville, Louisiana: Coverage under a general permit LAG537008, held by ARK Properties of North Louisiana LLC - Caston Estates; Effective; issued December 3, 2025, term to November 30, 2027, by LDEQ.

  • pH: 2 limits, 0 violations of any kind, 0 effluent exceedances.
  • BOD, 5-day, 20 deg. C: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Solids, total suspended: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Coliform, fecal general: 1 limit, 0 violations of any kind, 0 effluent exceedances.

ARK PROPERTIES OF NORTH LOUISIANA LLC - CASTON ESTATES among its neighbors

EPA’s permit file holds 4 discharge permits in the Lower Big Colewa Creek subwatershed (HUC 080500010905), LAG537008 among them. Its county holds 79, 3 of them major permits; LAG537008 is a minor permit.

Other permits in the Lower Big Colewa Creek subwatershed (HUC 080500010905)

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit LAG537008, held by ARK Properties of North Louisiana LLC - Caston Estates in Rayville, Louisiana, and lists its status as Effective with a Minor discharger class. The page reports 5 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.