Velarion Records

Clean Water Act discharge permit · NPDES SCR10ZKWA

CHICORA AVENUE DRAINAGE IMPROVEMENTS, North Charleston, SC: NPDES SCR10ZKWA discharge permit, effluent exceedances, inspections, penalties

CHICORA AVENUE DRAINAGE IMPROVEMENTS, held by Mike Dalrymple, holds NPDES permit SCR10ZKWA. EPA’s file records it issued April 29, 2026 and expiring April 28, 2031. 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 CHICORA AVENUE DRAINAGE IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in North Charleston, South Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SCR10ZKWA.

Identity

Facility as filedCHICORA AVENUE DRAINAGE IMPROVEMENTS
Permittee as filedMike Dalrymple
NPDES IDSCR10ZKWA
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 29, 2026
Expiration dateApril 28, 2031
Issuing agencyState
AddressNorth Charleston, SC 29406
SubwatershedLower Cooper River (HUC 030502010707)

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 SCR10ZKWA.

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 SCR10ZKWA.

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, SCR10ZKWA.

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 SCR10ZKWA there.

Nearby on the register

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

The Pay Desk is the free weekly executive pay briefing — one company at a time, every number traceable to a public filing.
We’ll email you a link to confirm. Unsubscribe any time.