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Clean Water Act discharge permit · NPDES OK0020346

ANTLERS PWA, Antlers, OK: NPDES OK0020346 discharge permit, effluent exceedances, inspections, penalties

ANTLERS PWA, held by Antlers PWA, holds NPDES permit OK0020346, which discharges to 410300030200_00 Beaver Ck/Kiamichi R. EPA’s file records it issued June 14, 2021 and expiring August 31, 2026.

ANTLERS PWA, Antlers, Oklahoma: Individual permit OK0020346, held by Antlers PWA; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued June 14, 2021, term to August 31, 2026, by ODEQ; discharges to 410300030200_00 Beaver Ck/Kiamichi R; Sewage Treatment Facilities.

  • pH: 2 limits, 93 violations of any kind, 73 effluent exceedances, latest July 31, 2026.
  • Coliform, fecal general: 0 limits, 28 violations of any kind, 26 effluent exceedances, latest August 31, 2016, largest 99,999% over the limit.
  • Chlorine, total residual: 1 limit, 27 violations of any kind, 25 effluent exceedances, latest July 31, 2021, largest 2,122% over the limit.
  • Solids, total suspended: 6 limits, 54 violations of any kind, 24 effluent exceedances, latest October 31, 2022, largest 133% over the limit.
  • BOD, 5-day, 20 deg. C: 3 limits, 27 violations of any kind, 9 effluent exceedances, latest February 28, 2006, largest 26% over the limit.
  • E. coli: 2 limits, 9 violations of any kind, 7 effluent exceedances, latest July 31, 2021, largest 47,519% over the limit.
  • Nitrogen, ammonia total [as N]: 6 limits, 14 violations of any kind, 2 effluent exceedances, latest October 31, 2016, largest 202% over the limit.
  • BOD, carbonaceous [5 day, 20 C]: 3 limits, 21 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 2 limits, 20 violations of any kind, 0 effluent exceedances.
  • Oxygen, dissolved [DO]: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • April 13, 2022: Management Practice Violations - Improper Operation and Maintenance (ST6).

Oklahoma holds 197 Publicly owned treatment works coverages of this permit type in EPA’s file; 180 were issued before OK0020346.

Coverages issued nearest OK0020346

ANTLERS PWA among its neighbors

EPA’s permit file holds 1 discharge permits in the Coffee Creek subwatershed (HUC 111401050606), OK0020346 among them. Its county holds 4, 0 of them major permits; OK0020346 is a minor permit.

Identity

Facility as filedANTLERS PWA
Permittee as filedAntlers PWA
NPDES IDOK0020346
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedJune 14, 2021
Expiration dateAugust 31, 2026
Issuing agencyODEQ
AddressAntlers, OK 74523
Receiving water410300030200_00 Beaver Ck/Kiamichi R
SubwatershedCoffee Creek (HUC 111401050606)
Program components on filePOTW, Pretreatment
NAICS221320 – Sewage Treatment Facilities
SIC4952 – Sewerage Systems

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH29373July 31, 2026
Coliform, fecal general02826August 31, 201699,999% over the limit
Chlorine, total residual12725July 31, 20212,122% over the limit
Solids, total suspended65424October 31, 2022133% over the limit
BOD, 5-day, 20 deg. C3279February 28, 200626% over the limit
E. coli297July 31, 202147,519% over the limit
Nitrogen, ammonia total [as N]6142October 31, 2016202% over the limit
BOD, carbonaceous [5 day, 20 C]3210
Flow, in conduit or thru treatment plant2200
Oxygen, dissolved [DO]2100

Inspections, violations and enforcement

DateWhat EPA recordedAgency
April 13, 2022Management Practice Violations - Improper Operation and MaintenanceST6

Inspections

EPA’s inspection file holds no inspection for NPDES OK0020346.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES OK0020346.

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Nearby on the register

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

What this page shows

The page covers the NPDES permit OK0020346 for ANTLERS PWA in Antlers, OK, which discharges to 410300030200_00 Beaver Ck/Kiamichi R. The permit was issued June 14, 2021, and expires August 31, 2026, with a status of Administratively continued. The facility is a Minor Discharger class 9 with 7 pollutants under a numeric limit and 7 pollutants with an effluent exceedance.