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Clean Water Act discharge permit · NPDES OK0028576

ATOKA, CITY OF, Atoka, OK: NPDES OK0028576 discharge permit, effluent exceedances, inspections, penalties

ATOKA, CITY OF, held by Atoka, City of, holds NPDES permit OK0028576, which discharges to 410400050270_10 Trib/ Muddy Boggy Creek. EPA’s file records it issued January 10, 2020 and expiring January 31, 2025.

ATOKA, CITY OF, Atoka, Oklahoma: Individual permit OK0028576, held by Atoka, City of; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued January 10, 2020, term to January 31, 2025, by ODEQ; discharges to 410400050270_10 trib/ Muddy Boggy Creek; Sewage Treatment Facilities.

  • BOD, 5-day, 20 deg. C: 3 limits, 88 violations of any kind, 70 effluent exceedances, latest March 31, 2013, largest 197% over the limit.
  • E. coli: 4 limits, 55 violations of any kind, 55 effluent exceedances, latest June 30, 2026, largest 99,999% over the limit.
  • Solids, total suspended: 6 limits, 87 violations of any kind, 54 effluent exceedances, latest September 30, 2022, largest 247% over the limit.
  • Nitrogen, ammonia total [as N]: 6 limits, 61 violations of any kind, 49 effluent exceedances, latest September 30, 2023, largest 380% over the limit.
  • Coliform, fecal general: 0 limits, 50 violations of any kind, 42 effluent exceedances, latest May 31, 2013, largest 99,999% over the limit.
  • pH: 2 limits, 53 violations of any kind, 31 effluent exceedances, latest June 30, 2026.
  • BOD, carbonaceous [5 day, 20 C]: 6 limits, 38 violations of any kind, 26 effluent exceedances, latest October 31, 2012, largest 154% over the limit.
  • Flow, in conduit or thru treatment plant: 2 limits, 18 violations of any kind, 0 effluent exceedances.
  • Oxygen, dissolved [DO]: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • September 1, 2026: Letter of Violation/ Warning Letter (State).
  • June 30, 2026: Evaluation (S).
  • April 20, 2023: Biosolids: Other Management Practice Violation (ST6).
  • October 25, 2018: Permit Violations - Violation Specified in Comment (ST6).
  • November 9, 2017: Biosolids - Surface Disposal: Other Surface Disposal Requirement Violation (ST6).

Oklahoma holds 197 Publicly owned treatment works coverages of this permit type in EPA’s file; 148 were issued before OK0028576.

Coverages issued nearest OK0028576

ATOKA, CITY OF among its neighbors

EPA’s permit file holds 2 discharge permits in the Tumbler Creek subwatershed (HUC 111401030406), OK0028576 among them. Its county holds 6, 0 of them major permits; OK0028576 is a minor permit.

Other permits in the Tumbler Creek subwatershed (HUC 111401030406)

  • DOLESE BROS. CO.- ATOKA, Atoka: OKG110070, minor permit, discharging to 410100 Muddy Boggy Creek, permit term to February 29, 2024

Identity

Facility as filedATOKA, CITY OF
Permittee as filedAtoka, City of
NPDES IDOK0028576
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
IssuedJanuary 10, 2020
Expiration dateJanuary 31, 2025
Issuing agencyODEQ
AddressAtoka, OK 74525
Receiving water410400050270_10 trib/ Muddy Boggy Creek
SubwatershedTumbler Creek (HUC 111401030406)
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
BOD, 5-day, 20 deg. C38870March 31, 2013197% over the limit
E. coli45555June 30, 202699,999% over the limit
Solids, total suspended68754September 30, 2022247% over the limit
Nitrogen, ammonia total [as N]66149September 30, 2023380% over the limit
Coliform, fecal general05042May 31, 201399,999% over the limit
pH25331June 30, 2026
BOD, carbonaceous [5 day, 20 C]63826October 31, 2012154% over the limit
Flow, in conduit or thru treatment plant2180
Oxygen, dissolved [DO]240

Inspections, violations and enforcement

DateWhat EPA recordedAgency
April 20, 2023Biosolids: Other Management Practice ViolationST6
October 25, 2018Permit Violations - Violation Specified in CommentST6
November 9, 2017Biosolids - Surface Disposal: Other Surface Disposal Requirement ViolationST6

Inspections

DateWhat EPA recordedAgency
June 30, 2026EvaluationS

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

DateWhat EPA recordedAgency
September 1, 2026Letter of Violation/ Warning LetterState

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Nearby on the register

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

What this page shows

This public-records page covers the Clean Water Act discharge permit NPDES OK0028576 held by Atoka, City of in Atoka, OK, a minor discharger that is administratively continued past its January 31, 2025 expiration date. The page lists 8 minor discharger class entries, 7 pollutants under a numeric limit, and 7 pollutants with an effluent exceedance.