Clean Water Act discharge permit · NPDES OK0031186

KEOTA PWA, Keota, OK: NPDES OK0031186 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
6Pollutants with an effluent exceedance
1Inspections on file
1Formal enforcement actions

KEOTA PWA, held by Keota PWA, holds NPDES permit OK0031186, which discharges to 220200020020 Robert S. Kerr Lake. EPA’s file records it issued November 13, 2018 and expiring November 30, 2023.

KEOTA PWA, Keota, Oklahoma: Individual permit OK0031186, held by Keota PWA; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued November 13, 2018, term to November 30, 2023, by ODEQ; discharges to 220200020020 Robert S. Kerr Lake; Sewage Treatment Facilities.

BOD, 5-day, 20 deg. C: 3 limits, 318 violations of any kind, 222 effluent exceedances, latest March 31, 2026, largest 1,139% over the limit.
Solids, total suspended: 3 limits, 308 violations of any kind, 212 effluent exceedances, latest May 31, 2026, largest 1,376% over the limit.
Chlorine, total residual: 1 limit, 149 violations of any kind, 120 effluent exceedances, latest May 31, 2023, largest 1,011% over the limit.
pH: 2 limits, 110 violations of any kind, 44 effluent exceedances, latest May 31, 2026.
Coliform, fecal general: 0 limits, 26 violations of any kind, 10 effluent exceedances, latest September 30, 2012, largest 130% over the limit.
E. coli: 2 limits, 21 violations of any kind, 3 effluent exceedances, latest May 31, 2025, largest 263% over the limit.
Flow, in conduit or thru treatment plant: 2 limits, 66 violations of any kind, 0 effluent exceedances.
Coliform, total general: 0 limits, 14 violations of any kind, 0 effluent exceedances.

July 8, 2026: State CWA Non Penalty AO (State).
February 26, 2026: Evaluation (S).
August 1, 2024: Reporting Violations - Improper/ Incorrect Reporting (ST6).
May 2, 2024: Reporting Violations - Improper/ Incorrect Reporting (ST6).
April 29, 2021: Effluent Violations - Unapproved Bypass (ST6).
March 19, 2020: WW SSO - Discharge without a valid permit (includes satellite systems) (ST6).
February 12, 2020: WW SSO - Discharge without a valid permit (includes satellite systems) (ST6).
February 7, 2019: WW SSO - Discharge without a valid permit (includes satellite systems) (ST6).
December 27, 2018: WW SSO - Discharge without a valid permit (includes satellite systems) (ST6).
August 13, 2017: Effluent Violations - Unauthorized Discharge (ST6).
April 26, 2017: Effluent Violations - Unauthorized Discharge (ST6).

Oklahoma holds 197 Publicly owned treatment works coverages of this permit type in EPA’s file; 121 were issued before OK0031186.

Coverages issued nearest OK0031186

September 4, 2018: KIEFER PUBLIC WORKS AUTHORITY, Kiefer, OK0028771, held by Kiefer PWA
September 4, 2018: PANAMA PUBLIC WORKS AUTHORITY, Panama, OK0031054, held by Panama PWA
September 14, 2018: HULBERT PUBLIC WORKS AUTHORITY, Hulbert, OK0032328, held by Hulbert PWA
October 15, 2018: FREDERICK, CITY OF - IND PARK, Frederick, OK0027189, held by Frederick, City of (Industrial Park)
October 15, 2018: TALIHINA PWA, Talihina, OK0028380, held by Talihina PWA
November 15, 2018: PERRY, CITY OF, Perry, OK0027448, held by Perry, City of - WTF
December 6, 2018: PAWHUSKA, CITY OF, Pawhuska, OK0028274, held by Pawhuska, City of
December 7, 2018: BARNSDALL, CITY OF, Barnsdall, OK0027308, held by Barnsdall, City of
December 7, 2018: KAW CITY WWTF, Kaw City, OK0028878, held by Kaw City, Town of
December 10, 2018: PURCELL, CITY OF, Purcell, OK0028533, held by Purcell, City of

KEOTA PWA among its neighbors

EPA’s permit file holds 1 discharge permits in the Elm Branch subwatershed (HUC 111101040214), OK0031186 among them. Its county holds 5, 0 of them major permits; OK0031186 is a minor permit.

Identity

Facility as filed	KEOTA PWA
Permittee as filed	Keota PWA
NPDES ID	OK0031186
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	November 13, 2018
Expiration date	November 30, 2023
Issuing agency	ODEQ
Address	Keota, OK 74941
Receiving water	220200020020 Robert S. Kerr Lake
Receiving water impaired	303(D) Listed
Subwatershed	Elm Branch (HUC 111101040214)
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

8Pollutants on file
6Under a numeric limit
8With a violation of any kind
6With an effluent exceedance

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 measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
BOD, 5-day, 20 deg. C	3	318	222	March 31, 2026	1,139% over the limit
Solids, total suspended	3	308	212	May 31, 2026	1,376% over the limit
Chlorine, total residual	1	149	120	May 31, 2023	1,011% over the limit
pH	2	110	44	May 31, 2026
Coliform, fecal general	0	26	10	September 30, 2012	130% over the limit
E. coli	2	21	3	May 31, 2025	263% over the limit
Flow, in conduit or thru treatment plant	2	66	0
Coliform, total general	0	14	0

Inspections, violations and enforcement

9Single-event violations

Date	What EPA recorded	Agency
August 1, 2024	Reporting Violations - Improper/ Incorrect Reporting	ST6
May 2, 2024	Reporting Violations - Improper/ Incorrect Reporting	ST6
April 29, 2021	Effluent Violations - Unapproved Bypass	ST6
March 19, 2020	WW SSO - Discharge without a valid permit (includes satellite systems)	ST6
February 12, 2020	WW SSO - Discharge without a valid permit (includes satellite systems)	ST6
February 7, 2019	WW SSO - Discharge without a valid permit (includes satellite systems)	ST6
December 27, 2018	WW SSO - Discharge without a valid permit (includes satellite systems)	ST6
August 13, 2017	Effluent Violations - Unauthorized Discharge	ST6
April 26, 2017	Effluent Violations - Unauthorized Discharge	ST6

Inspections

Date	What EPA recorded	Agency
February 26, 2026	Evaluation	S

Formal enforcement and penalties

1 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.

Date	What EPA recorded	Agency	Federal penalty	State or local penalty
July 8, 2026	State CWA Non Penalty AO	State

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES OK0031186.

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Nearby on the register

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

This public-records page covers NPDES permit OK0031186, held by KEOTA PWA (permittee Keota PWA) in Keota, OK, a minor discharger classified as a publicly owned treatment works that discharges to 220200020020 Robert S. Kerr Lake. The permit is listed as administratively continued, with 6 pollutants under a numeric limit and 6 pollutants with an effluent exceedance.