Clean Water Act discharge permit · NPDES OK0034266

LONE GROVE WASTEWATER TREATMENT FACILITY, Lone Grove, OK: NPDES OK0034266 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
8Pollutants under a numeric limit
10Pollutants with an effluent exceedance

LONE GROVE WASTEWATER TREATMENT FACILITY, held by Lone Grove -East, holds NPDES permit OK0034266, which discharges to 311100020010_00 Trib/ Hickory Creek. EPA’s file records it issued July 19, 2019 and expiring August 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	LONE GROVE WASTEWATER TREATMENT FACILITY
Permittee as filed	Lone Grove -East
NPDES ID	OK0034266
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	July 19, 2019
Expiration date	August 31, 2024
Issuing agency	ODEQ
Address	Lone Grove, OK 73443
Receiving water	311100020010_00 trib/ Hickory Creek
Subwatershed	Headwaters Hickory Creek (HUC 111302100101)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

11Pollutants on file
8Under a numeric limit
11With a violation of any kind
10With 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
pH	2	178	108	May 31, 2026
BOD, 5-day, 20 deg. C	3	105	43	January 31, 2025	829% over the limit
Solids, total suspended	6	146	31	September 30, 2019	664% over the limit
Chlorine, total residual	0	21	14	April 30, 2014	506% over the limit
BOD, carbonaceous [5 day, 20 C]	6	74	13	March 31, 2014	567% over the limit
E. coli, colony forming units [CFU]	2	24	10	September 30, 2022	4,826% over the limit
Nitrogen, ammonia total [as N]	6	65	7	June 30, 2017	171% over the limit
Oxygen, dissolved [DO]	2	36	6	June 30, 2021	100% over the limit
Coliform, fecal general	0	12	2	June 30, 2013	575% over the limit
E. coli	0	1	1	June 30, 2025	8% over the limit
Flow, in conduit or thru treatment plant	2	78	0

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES OK0034266.

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

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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 OK0034266 there.

Nearby on the register

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