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Clean Water Act discharge permit · NPDES MOG350084

MFA OIL BULK PLANT CHILLICOTHE, Chillicothe, MO: NPDES MOG350084 discharge permit, effluent exceedances, inspections, penalties

MFA OIL BULK PLANT CHILLICOTHE, held by MFA Oil Company, holds NPDES permit MOG350084, which discharges to Tributary To Coon Creek. EPA’s file records it issued November 1, 2017 and expiring September 17, 2022. 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 filedMFA OIL BULK PLANT CHILLICOTHE
Permittee as filedMFA Oil Company
NPDES IDMOG350084
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedNovember 1, 2017
Expiration dateSeptember 17, 2022
AddressChillicothe, MO 64601
Receiving waterTributary to Coon Creek
SubwatershedBlackwell Branch-Grand River (HUC 102801011708)

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
Oil and grease [soxhlet extr.] tot.288December 31, 20231,700% over the limit
Hydrocarbons, total petroleum244December 31, 2013128% over the limit
Report due [yrmoda]133December 31, 2023
Ethylbenzene032September 30, 20091,462% over the limit
Oil petroleum, total recoverable022September 30, 2011128% over the limit
Toluene400
Benzene400
Xylene [mix of m+o+p]400
pH200
Ethylbenzene200
Flow, in conduit or thru treatment plant200
Ethanol200

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 28, 2025Effluent Violations - Numeric effluent violationST6
July 21, 2022Effluent Violations - Unauthorized DischargeST6

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.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MOG350084.

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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 MOG350084 there.

Nearby on the register

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