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Clean Water Act discharge permit · NPDES OKR10F03C

AE4906 & AE4941 MAIN AND COLLEGE PHASE 1 & PHASE 2, Blackwell, OK: NPDES OKR10F03C discharge permit, effluent exceedances, inspections, penalties

AE4906 & AE4941 MAIN AND COLLEGE PHASE 1 & PHASE 2, held by Summit Utilities, holds NPDES permit OKR10F03C. EPA’s file records it issued January 26, 2026 and expiring February 16, 2027. 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 AE4906 & AE4941 MAIN AND COLLEGE PHASE 1 & PHASE 2: its NPDES ID, its permit type and status, its dates, its address in Blackwell, Oklahoma. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES OKR10F03C.

Identity

Facility as filedAE4906 & AE4941 MAIN AND COLLEGE PHASE 1 & PHASE 2
Permittee as filedSummit Utilities
NPDES IDOKR10F03C
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 26, 2026
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressBlackwell, OK 74631
SubwatershedCity of Blackwell-Chikaskia River (HUC 110600050708)

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 OKR10F03C.

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 OKR10F03C.

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, OKR10F03C.

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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 OKR10F03C there.

Nearby on the register

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

What this page shows

AE4906 & AE4941 MAIN AND COLLEGE PHASE 1 & PHASE 2 is one of 2 storm water construction permits on EPA's NPDES register in Blackwell. It is also one of 3 NPDES permits in the City of Blackwell-Chikaskia River subwatershed.