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Clean Water Act discharge permit · NPDES MO0129020

STONEHAVEN ESTATES WWTP, Fulton, MO: NPDES MO0129020 discharge permit, effluent exceedances, inspections, penalties

STONEHAVEN ESTATES WWTP, held by Callaway County Sewer District, holds NPDES permit MO0129020, which discharges to Tributary To Rockhouse Creek. EPA’s file records it issued April 1, 2020 and expiring March 31, 2025. 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 filedSTONEHAVEN ESTATES WWTP
Permittee as filedCallaway County Sewer District
NPDES IDMO0129020
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
IssuedApril 1, 2020
Expiration dateMarch 31, 2025
AddressFulton, MO 65251
Receiving waterTributary to Rockhouse Creek
SubwatershedStinson Creek (HUC 103001021508)

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
Nitrogen, ammonia total [as N]43832June 30, 20253,357% over the limit
Solids, total suspended33630June 30, 2024727% over the limit
BOD, 5-day, 20 deg. C32620June 30, 2024287% over the limit
E. coli264December 31, 2025150,871% over the limit
Solids, suspended percent removal133September 30, 2024120% over the limit
BOD, 5-day, percent removal122September 30, 2023157% over the limit
Flow, in conduit or thru treatment plant2240
pH260
Oxygen, dissolved [DO]220
Chlorine, total residual220
Toxicity [acute], Ceriodaphnia dubia110
Toxicity [acute], Pimephales promelas [Fathead Minnow]110

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
March 31, 2026Effluent Violations - Numeric effluent violationST6
November 25, 2024Effluent Violations - Unauthorized DischargeST6
November 25, 2024Effluent Violations - Numeric effluent violationST6
November 25, 2024Effluent Violations - Narrative Effluent ViolationST6
November 25, 2024Reporting Violations - Improper/ Incorrect ReportingST6
November 25, 2024Permit Violations - Violation Specified in CommentST6
November 25, 2024Permit Violations - Failure to Submit Timely Permit Renewal ApplicationST6
March 29, 2024Permit Violations - Violation Specified in CommentST6
March 29, 2024Reporting Violations - Improper/ Incorrect ReportingST6
March 29, 2024Effluent Violations - Numeric effluent violationST6
December 29, 2023Effluent Violations - Numeric effluent violationST6
December 29, 2023Permit Violations - Violation Specified in CommentST6
December 29, 2023Reporting Violations - Improper/ Incorrect ReportingST6
March 31, 2023Effluent Violations - Numeric effluent violationST6
December 30, 2022Reporting Violations - Improper/ Incorrect ReportingST6
December 30, 2022Effluent Violations - Numeric effluent violationST6
March 31, 2022Effluent Violations - Numeric effluent violationST6
December 30, 2021Effluent Violations - Numeric effluent violationST6
September 30, 2021Reporting Violations - Improper/ Incorrect ReportingST6
January 8, 2021Reporting Violations - Improper/ Incorrect ReportingST6
January 8, 2021Effluent Violations - Numeric effluent violationST6
January 8, 2021Permit Violations - Violation Specified in CommentST6
June 30, 2020Effluent Violations - Numeric effluent violationST6
March 31, 2020Effluent Violations - Numeric effluent violationST6
March 31, 2020Reporting Violations - Failure to Submit DMRsST6
July 9, 2019Reporting Violations - Failure to Submit DMRsST6
July 9, 2019Reporting Violations - Improper/ Incorrect ReportingST6
September 22, 2017Effluent Violations - Numeric effluent violationST6
September 22, 2017Management Practice Violations - Improper Operation and MaintenanceST6

Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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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How we handle your data → Privacy

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 MO0129020 there.

Nearby on the register

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