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Clean Water Act discharge permit · NPDES SCR10Z9LQ

MIGHTY WASH BROAD RIVER ROAD, Irmo, SC: NPDES SCR10Z9LQ discharge permit, effluent exceedances, inspections, penalties

MIGHTY WASH BROAD RIVER ROAD, held by Mark Mason, Mighty Wash 2 LLC, holds NPDES permit SCR10Z9LQ. EPA’s file records it issued January 4, 2022 and expiring January 3, 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 MIGHTY WASH BROAD RIVER ROAD: its NPDES ID, its permit type and status, its dates, its address in Irmo, South Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SCR10Z9LQ.

Identity

Facility as filedMIGHTY WASH BROAD RIVER ROAD
Permittee as filedMark Mason, Mighty Wash 2 LLC
NPDES IDSCR10Z9LQ
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 4, 2022
Expiration dateJanuary 3, 2027
Issuing agencyState
AddressIrmo, SC 29063
SubwatershedNicholas Creek-Broad River (HUC 030501060708)

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 SCR10Z9LQ.

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 SCR10Z9LQ.

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, SCR10Z9LQ.

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

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 SCR10Z9LQ there.

Nearby on the register

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

What this page shows

MIGHTY WASH BROAD RIVER ROAD is one of 686 storm water construction permits on EPA's NPDES register in Richland County. It is included among the 72 NPDES permits in the Nicholas Creek-Broad River subwatershed, where 0.1% of those 686 storm water construction permits in Richland County have a violation on file. The permit has none of the records for pollutants under a numeric limit or pollutants with an effluent exceedance.