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Clean Water Act discharge permit · NPDES MO0103349

JOPLIN TURKEY CREEK WWTP, Joplin, MO: NPDES MO0103349 discharge permit, effluent exceedances, inspections, penalties

JOPLIN TURKEY CREEK WWTP, held by City of Joplin, holds NPDES permit MO0103349, which discharges to Turkey Cr.. EPA’s file records it issued December 18, 2019 and expiring September 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 filedJOPLIN TURKEY CREEK WWTP
Permittee as filedCity of Joplin
NPDES IDMO0103349
Permit statusEffective
Permit typeIndividual permit
Discharger classMajor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedDecember 18, 2019
Expiration dateSeptember 30, 2022
AddressJoplin, MO 64801
Receiving waterTurkey Cr.
Receiving water impaired303(D) Listed
SubwatershedTurkey Creek (HUC 110702070901)

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
Zinc, total recoverable210896September 30, 2025900% over the limit
Nitrogen, ammonia total [as N]815935July 31, 2026636% over the limit
E. coli22020July 31, 202699,999% over the limit
Cyanide, free [amenable to chlorination]214416November 30, 20251,300% over the limit
Solids, total suspended314315September 30, 202591% over the limit
Cadmium, total recoverable21668December 31, 20191,150% over the limit
Phenol21697February 29, 200849,900% over the limit
BOD, carbonaceous [5 day, 20 C]255December 31, 2025162% over the limit
Oil and grease [soxhlet extr.] tot.2764June 30, 2023290% over the limit
Ammonia [as N] + unionized ammonia0644December 31, 201879% over the limit
pH2613April 30, 2018
Solids, suspended percent removal133September 30, 202563% over the limit
CBOD5+NH3-N01602February 28, 20091,970% over the limit
Lead, total recoverable21262June 30, 2013123% over the limit
Mercury, total recoverable21262June 30, 2003329% over the limit
BOD, 5-day, 20 deg. C1122February 28, 200722% over the limit
Copper, total recoverable2491May 31, 201681% over the limit
Chromium, total recoverable01640
Nickel, total recoverable21580
Chromium, hexavalent tot recoverable01000
Coliform, fecal general0720
Pentachlorophenol4560
Organics, total toxic [TTO]0160
Arsenic, total recoverable2120
Pass/Fail Static 48Hr Acute Ceriodaphnia dubia050
LC50 Static 48Hr Acute Pimephales promelas050
Nitrogen, Kjeldahl, total [as N]600
Nitrite + Nitrate total [as N]600
Phosphorus, total [as P]600
Chromium, hexavalent dissolved [as Cr]400
Hardness, total [as CaCO3]200
Arsenic, dissolved [as As]200
Cadmium, dissolved [as Cd]200
Copper, dissolved [as Cu]200
Lead, dissolved [as Pb]200
Nickel, dissolved [as Ni]200
Zinc, dissolved [as Zn]200
Chromium, trivalent total recoverable200
Flow, in conduit or thru treatment plant200
Toxicity [acute], Ceriodaphnia dubia200
Toxicity [acute], Pimephales promelas [Fathead Minnow]200
Mercury, dissolved [as Hg]200
Chromium, trivalent dissolved, as Cr200
BOD, carbonaceous, percent removal100

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 7, 2026Effluent 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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Nearby on the register

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

What this page shows

This public-records page covers NPDES permit MO0103349, held by City of Joplin for the JOPLIN TURKEY CREEK WWTP in Joplin, MO, which discharges to Turkey Cr. and is listed as a Major Discharger with 44 pollutants on file, 36 under a numeric limit, and 17 with an effluent exceedance. The permit's file dates are issued December 18, 2019 and expiration September 30, 2022, as EPA's permit file stood when the record was loaded on September 15, 2026, with 26 pollutants showing a violation of any kind. The subwatershed is Turkey Creek (HUC 110702070901), which is listed as impaired under 303(D).