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Clean Water Act discharge permit · NPDES LAR10P599

RDF, LLC - HIDDEN LAKE ESTATES, Denham Springs, LA: NPDES LAR10P599 discharge permit, effluent exceedances, inspections, penalties

RDF, LLC - HIDDEN LAKE ESTATES holds NPDES permit LAR10P599. EPA’s file records it issued May 1, 2025 and expiring March 28, 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 RDF, LLC - HIDDEN LAKE ESTATES: its NPDES ID, its permit type and status, its dates, its address in Denham Springs, Louisiana. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES LAR10P599.

Identity

Facility as filedRDF, LLC - HIDDEN LAKE ESTATES
Permittee as filedRDF, LLC - HIDDEN LAKE ESTATES
NPDES IDLAR10P599
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
IssuedMay 1, 2025
Expiration dateMarch 28, 2026
AddressDenham Springs, LA 70726
Receiving water impaired303(D) Listed
SubwatershedWest Colyell Creek-Middle Colyell Creek (HUC 080702020702)

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES LAR10P599.

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 LAR10P599.

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.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, LAR10P599.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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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 LAR10P599 there.

Nearby on the register

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

What this page shows

RDF, LLC - HIDDEN LAKE ESTATES is one of 76 storm water construction permits on EPA's NPDES register in Livingston Parish, this one included, and 2.6% of those 76 have a violation on file. The permit is also one of 29 NPDES permits in the West Colyell Creek-Middle Colyell Creek subwatershed, this one included, and 68.4% of the 76 Livingston Parish storm water construction permits carry an earlier issue date than this one. This permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance on file.