Velarion Records

Clean Water Act discharge permit · NPDES MOG640082

MAWC JOPLIN WTP, Joplin, MO: NPDES MOG640082 discharge permit, effluent exceedances, inspections, penalties

MAWC JOPLIN WTP, held by Missouri American Water Company, holds NPDES permit MOG640082, which discharges to Tributary To Shoal Cr.. EPA’s file records it issued April 1, 2024 and expiring February 24, 2029. 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 filedMAWC JOPLIN WTP
Permittee as filedMissouri American Water Company
NPDES IDMOG640082
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 1, 2024
Expiration dateFebruary 24, 2029
AddressJoplin, MO 64802
Receiving waterTributary to Shoal Cr.
Receiving water impaired303(D) Listed
SubwatershedShoal Creek (HUC 110702070806)
SIC4941 – Water Supply

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
Phosphorus, total [as P]420
pH220
Solids, settleable020
Flow, in conduit or thru treatment plant020
Chlorine, total residual020
Total production - mass400
Nitrogen, Kjeldahl, total [as N]400
Sodium, total [as Na]400
Chloride [as Cl]400
Arsenic, total [as As]400
Cadmium, total [as Cd]400
Chromium, total [as Cr]400
Copper, total [as Cu]400
Lead, total [as Pb]400
Molybdenum, total [as Mo]400
Nickel, total [as Ni]400
Zinc, total [as Zn]400
Aluminum, total [as Al]400
Selenium, total [as Se]400
Mercury, total [as Hg]400
Report due [yrmoda]200

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MOG640082.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MOG640082.

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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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 MOG640082 there.

Nearby on the register

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

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