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Clean Water Act discharge permit · NPDES MO0091057

PLATTIN PRIMARY SCHOOL WWTP, Festus, MO: NPDES MO0091057 discharge permit, effluent exceedances, inspections, penalties

PLATTIN PRIMARY SCHOOL WWTP, held by Jefferson Co Reorg. School District, holds NPDES permit MO0091057, which discharges to Tributary To Conservation Club Lake. EPA’s file records it issued September 25, 2018 and expiring June 30, 2022. 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.

Identity

Facility as filedPLATTIN PRIMARY SCHOOL WWTP
Permittee as filedJefferson Co Reorg. School District
NPDES IDMO0091057
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 25, 2018
Expiration dateJune 30, 2022
AddressFestus, MO 63028
Receiving waterTributary to Conservation Club Lake
SubwatershedOld Maeystown Creek-Mississippi River (HUC 071401010904)

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

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. C27250June 30, 20244,700% over the limit
Solids, total suspended25535June 30, 202421,233% over the limit
Chlorine, total residual25034September 30, 202442,122% over the limit
Nitrogen, ammonia total [as N]44721March 31, 20242,200% over the limit
BOD, 5-day, percent removal1227September 30, 202499,999% over the limit
Solids, suspended percent removal1227September 30, 202499,999% over the limit
Coliform, fecal general064August 31, 201399,999% over the limit
E. coli2193December 31, 20212,344% over the limit
E. coli, colony forming units [CFU]022December 31, 201799,999% over the limit
pH2171December 31, 2016
Oil and grease [soxhlet extr.] tot.011December 31, 201739% over the limit
Flow, in conduit or thru treatment plant2160
Oxygen, dissolved [DO]080

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

DateWhat EPA recordedAgency
June 15, 2026Reporting Violations - Failure to Submit DMRsST6
May 21, 2024Effluent Violations - Numeric effluent violationST6
January 10, 2024Effluent Violations - Numeric effluent violationST6
March 18, 2022Effluent Violations - Numeric effluent violationST6
March 18, 2022Permit Violations - Failure to Submit Timely Permit Renewal ApplicationST6
January 13, 2022Effluent Violations - Numeric effluent violationST6
October 13, 2021Effluent Violations - Numeric effluent violationST6
April 2, 2021Effluent Violations - Numeric effluent violationST6
April 2, 2021Reporting Violations - Failure to Submit DMRsST6
April 2, 2021Reporting Violations - Improper/ Incorrect ReportingST6
December 30, 2020Effluent Violations - Numeric effluent violationST6
December 31, 2019Effluent Violations - Numeric effluent violationST6
September 30, 2019Effluent Violations - Numeric effluent violationST6
June 5, 2017Effluent Violations - Numeric effluent violationST6

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.

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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 MO0091057 there.

Nearby on the register

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