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Clean Water Act discharge permit · NPDES MO0087301

JCPSD, SANDIA HEIGHTS WWTF, Hillsboro, MO: NPDES MO0087301 discharge permit, effluent exceedances, inspections, penalties

JCPSD, SANDIA HEIGHTS WWTF, held by Jefferson County Public Sewer District, holds NPDES permit MO0087301, which discharges to Tributary To Sandy Creek Tributary. EPA’s file records it issued January 1, 2024 and expiring December 31, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedJCPSD, SANDIA HEIGHTS WWTF
Permittee as filedJefferson County Public Sewer District
NPDES IDMO0087301
Permit statusEffective
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramPublicly owned treatment works
IssuedJanuary 1, 2024
Expiration dateDecember 31, 2028
AddressHillsboro, MO 63050
Receiving waterTributary to Sandy Creek tributary
SubwatershedSandy Creek (HUC 071401010803)
SIC6515 – Mobile Home Site Operators

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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]82925June 30, 2025757% over the limit
E. coli22218December 31, 20221,075% over the limit
Solids, total suspended3139June 30, 2021128% over the limit
BOD, 5-day, 20 deg. C3117June 30, 2021175% over the limit
Solids, suspended percent removal122June 30, 2025252% over the limit
BOD, 5-day, percent removal111June 30, 2025262% over the limit
pH240
Flow, in conduit or thru treatment plant240
Oxygen, dissolved [DO]200
Chlorine, total residual200

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 27, 2017Effluent Violations - Narrative Effluent ViolationST6
March 27, 2017Permit Violations - Unapproved OperationST6

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 MO0087301 there.

Nearby on the register

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

What this page shows

This EPA NPDES permit record for JCPSD, SANDIA HEIGHTS WWTF in Hillsboro, MO (permit MO0087301, held by Jefferson County Public Sewer District) covers an effective individual permit for a minor discharger, issued January 1, 2024 and expiring December 31, 2028, discharging to Tributary To Sandy Creek Tributary in the Sandy Creek (HUC 071401010803) subwatershed. The page lists 6 pollutants under a numeric limit and 6 pollutants with an effluent exceedance, with status as of October 14, 2026.