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Clean Water Act discharge permit · NPDES SCR10ZHN4

RIVER RIDGE PH 2, Lexington, SC: NPDES SCR10ZHN4 discharge permit, effluent exceedances, inspections, penalties

RIVER RIDGE PH 2, held by Corley Mill Investors LLC, holds NPDES permit SCR10ZHN4. EPA’s file records it issued May 16, 2025 and expiring May 15, 2030. 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.

What the register holds for RIVER RIDGE PH 2: its NPDES ID, its permit type and status, its dates, its address in Lexington, South Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SCR10ZHN4.

Identity

Facility as filedRIVER RIDGE PH 2
Permittee as filedCorley Mill Investors LLC
NPDES IDSCR10ZHN4
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMay 16, 2025
Expiration dateMay 15, 2030
Issuing agencyState
AddressLexington, SC 29072
SubwatershedLower Twelvemile Creek-Saluda River (HUC 030501091402)

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 SCR10ZHN4.

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 SCR10ZHN4.

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, SCR10ZHN4.

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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 SCR10ZHN4 there.

Nearby on the register

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

What this page shows

RIVER RIDGE PH 2 is one of 651 storm water construction permits on EPA's NPDES register in Lexington County, where 0.2% of those permits have a violation on file. The permit has none of the records for pollutants under a numeric limit or pollutants with an effluent exceedance, and it is one of 87 NPDES permits in the Lower Twelvemile Creek-Saluda River subwatershed.