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Clean Water Act discharge permit · NPDES FLR05J538

MMC MATERIALS - PANAMA CITY AGGREGATE YARD, Panama City, FL: NPDES FLR05J538 discharge permit, effluent exceedances, inspections, penalties

MMC MATERIALS - PANAMA CITY AGGREGATE YARD, held by MMC Materials Gulf Coast, LLC, holds NPDES permit FLR05J538. EPA’s file records it issued May 21, 2026 and expiring May 20, 2031. 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 MMC MATERIALS - PANAMA CITY AGGREGATE YARD: its NPDES ID, its permit type and status, its dates, its address in Panama City, Florida. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES FLR05J538.

Identity

Facility as filedMMC MATERIALS - PANAMA CITY AGGREGATE YARD
Permittee as filedMMC Materials Gulf Coast, LLC
NPDES IDFLR05J538
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedMay 21, 2026
Expiration dateMay 20, 2031
Issuing agencyFlorida Department of Environmental Protection
AddressPanama City, FL 32405
Receiving water impaired303(D) Listed
SubwatershedMill Bayou-Watsons Bayou Frontal (HUC 031401010901)

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 FLR05J538.

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 FLR05J538.

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, FLR05J538.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
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How we handle your data → Privacy

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 FLR05J538 there.

Nearby on the register

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

What this page shows

Across the 66 industrial storm water permits in Bay County, 98.5% carry an earlier issue date than this permit. MMC MATERIALS - PANAMA CITY AGGREGATE YARD is among them, 25.8% of the 66 have a violation on file, and the Mill Bayou-Watsons Bayou Frontal subwatershed holds 156 NPDES permits.