Velarion Records

Clean Water Act discharge permit · NPDES MS0021482

TCHULA POTW, Tchula, MS: NPDES MS0021482 discharge permit, effluent exceedances, inspections, penalties

TCHULA POTW holds NPDES permit MS0021482, which discharges to Tchula Lake. EPA’s file records it issued January 23, 2018 and expiring December 31, 2022. 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 filedTCHULA POTW
Permittee as filedTCHULA POTW
NPDES IDMS0021482
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedJanuary 23, 2018
Expiration dateDecember 31, 2022
Issuing agencyMDEQ
AddressTchula, MS 39169
Receiving waterTCHULA LAKE
SubwatershedTchula Lake Cutoff-Tchula Lake (HUC 080302060406)
Program components on filePOTW, Pretreatment
NAICS221320 – Sewage Treatment Facilities
SIC4952 – Sewerage Systems

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
Chlorine, total residual2195December 31, 20121,069% over the limit
E. coli2164December 31, 202199,999% over the limit
Solids, suspended percent removal193December 31, 2021111% over the limit
Nitrogen, total [as N]4342December 31, 2019206% over the limit
BOD, 5-day, 20 deg. C8651December 31, 20203% over the limit
Oxygen, dissolved [DO]191December 31, 20212% over the limit
BOD, 5-day, percent removal191December 31, 202049% over the limit
Coliform, fecal general051December 31, 201075% over the limit
Solids, total suspended8640
Phosphorus, total [as P]4320
pH2160
Flow, in conduit or thru treatment plant180

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
January 1, 2023Permit Violations - Discharge Without a Valid PermitST6

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 MS0021482 there.

Nearby on the register

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

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