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Clean Water Act discharge permit · NPDES SCR16Z0B6

US ROUTE 278 AND S27-442 (ARGENT BOULEVARD) INTERSECTION IMPROVEMENT, Hardeeville, SC: NPDES SCR16Z0B6 discharge permit, effluent exceedances, inspections, penalties

US ROUTE 278 AND S27-442 (ARGENT BOULEVARD) INTERSECTION IMPROVEMENT, held by Keith Riddle, holds NPDES permit SCR16Z0B6. EPA’s file records it issued April 28, 2025 and expiring April 27, 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 US ROUTE 278 AND S27-442 (ARGENT BOULEVARD) INTERSECTION IMPROVEMENT: its NPDES ID, its permit type and status, its dates, its address in Hardeeville, South Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SCR16Z0B6.

Identity

Facility as filedUS ROUTE 278 AND S27-442 (ARGENT BOULEVARD) INTERSECTION IMPROVEMENT
Permittee as filedKeith Riddle
NPDES IDSCR16Z0B6
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 28, 2025
Expiration dateApril 27, 2030
Issuing agencyState
AddressHardeeville, SC
SubwatershedUpper New River-Atlantic Intracoastal Waterway (HUC 030601100201)

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 SCR16Z0B6.

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 SCR16Z0B6.

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, SCR16Z0B6.

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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 SCR16Z0B6 there.

Nearby on the register

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

What this page shows

The US ROUTE 278 AND S27-442 (ARGENT BOULEVARD) INTERSECTION IMPROVEMENT permit is one of 14 general permit coverages in Jasper County, with 92.9% of those coverages carrying an earlier issue date than this one. Among the 125 NPDES permits in the Upper New River-Atlantic Intracoastal Waterway subwatershed, this permit is counted as well, and 28.6% of the Jasper County general permit coverages have a violation on file. The permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance.