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Clean Water Act discharge permit · NPDES SCR10ZE3D

PALMETTO UMBRELLA MITIGATION BANK GREAT SWAMP SITE, Walterboro, SC: NPDES SCR10ZE3D discharge permit, effluent exceedances, inspections, penalties

PALMETTO UMBRELLA MITIGATION BANK GREAT SWAMP SITE, held by Doug Hughes, Weyerhauser NR Company, holds NPDES permit SCR10ZE3D. EPA’s file records it issued November 21, 2023 and expiring November 20, 2028. 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 PALMETTO UMBRELLA MITIGATION BANK GREAT SWAMP SITE: its NPDES ID, its permit type and status, its dates, its address in Walterboro, South Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SCR10ZE3D.

Identity

Facility as filedPALMETTO UMBRELLA MITIGATION BANK GREAT SWAMP SITE
Permittee as filedDoug Hughes, Weyerhauser NR Company
NPDES IDSCR10ZE3D
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 21, 2023
Expiration dateNovember 20, 2028
Issuing agencyState
AddressWalterboro, SC 29488
SubwatershedHeadwaters Ashepoo River (HUC 030502070804)

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 SCR10ZE3D.

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 SCR10ZE3D.

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, SCR10ZE3D.

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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 SCR10ZE3D there.

Nearby on the register

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

What this page shows

The PALMETTO UMBRELLA MITIGATION BANK GREAT SWAMP SITE is one of 42 storm water construction permits in Colleton County, this one included. It is also one of 9 NPDES permits in the Headwaters Ashepoo River subwatershed, this one included. Of the 42 Colleton County storm water construction permits, 0.0% have a violation on file, and 31.0% were issued earlier than this one.