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Clean Water Act discharge permit · NPDES FLR05I840

MARKER 1 MARINA, Dunedin, FL: NPDES FLR05I840 discharge permit, effluent exceedances, inspections, penalties

MARKER 1 MARINA, held by MHC Marker 1, LLC, holds NPDES permit FLR05I840. EPA’s file records it issued April 21, 2022 and expiring April 20, 2027. 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.

Identity

Facility as filedMARKER 1 MARINA
Permittee as filedMHC Marker 1, LLC
NPDES IDFLR05I840
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedApril 21, 2022
Expiration dateApril 20, 2027
Issuing agencyFlorida Department of Environmental Protection
AddressDunedin, FL 34698
NAICS713930 – Marinas
SIC4493 – Marinas

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

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
Iron, total recoverable200
Zinc, total recoverable200
Aluminum, total recoverable200
Lead, total recoverable200

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES FLR05I840.

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

DateWhat EPA recordedAgency
March 17, 2026WW Storm Water Non-Construction - Failure to Maintain RecordsST6
March 17, 2026WW Storm Water Non-Construction - Failure to MonitorST6
March 17, 2026WW Storm Water Non-Construction - Failure to develop any or adequate SWPPP/SWMPST6

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 FLR05I840 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit FLR05I840 for MARKER 1 MARINA in Dunedin, FL, held by MHC Marker 1, LLC, with an effective status, a Minor discharger class, and an April 21, 2022 issuance date. The page lists 4 pollutants on file, of which 0 are under a numeric limit and 0 have an effluent exceedance.