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Clean Water Act discharge permit · NPDES SCR10ZH6L

HOWLE AVE. STORMWATER RETROFIT, Charleston, SC: NPDES SCR10ZH6L discharge permit, effluent exceedances, inspections, penalties

HOWLE AVE. STORMWATER RETROFIT, held by Matthew Fountain, holds NPDES permit SCR10ZH6L. EPA’s file records it issued March 19, 2025 and expiring March 18, 2030. 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 HOWLE AVE. STORMWATER RETROFIT: its NPDES ID, its permit type and status, its dates, its address in Charleston, South Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SCR10ZH6L.

Identity

Facility as filedHOWLE AVE. STORMWATER RETROFIT
Permittee as filedMatthew Fountain
NPDES IDSCR10ZH6L
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 19, 2025
Expiration dateMarch 18, 2030
Issuing agencyState
AddressCharleston, SC 29412
SubwatershedLower Ashley River (HUC 030502010605)

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 SCR10ZH6L.

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 SCR10ZH6L.

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, SCR10ZH6L.

Start the watch

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 SCR10ZH6L there.

Nearby on the register

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