Clean Water Act discharge permit · NPDES MOG350098
MFA OIL BULK PLANT MONROE CITY, Monroe City, MO: NPDES MOG350098 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
MFA OIL BULK PLANT MONROE CITY, held by MFA Oil Company, holds NPDES permit MOG350098, which discharges to Tributary To Sharpsburg Branch. 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 (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | MFA OIL BULK PLANT MONROE CITY |
|---|---|
| Permittee as filed | MFA Oil Company |
| NPDES ID | MOG350098 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | November 1, 2017 |
| Expiration date | September 17, 2022 |
| Address | Monroe City, MO 63456 |
| Receiving water | Tributary to Sharpsburg Branch |
| Subwatershed | Headwaters South Fork North River (HUC 071100040105) |
| SIC | 5171 – Petroleum Bulk Stations & Terminals |
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
- 11Pollutants on file
- 10Under a numeric limit
- 4With a violation of any kind
- 4With an effluent exceedance
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 measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Report due [yrmoda] | 1 | 3 | 3 | December 31, 2023 | |
| Ethylbenzene | 0 | 3 | 2 | September 30, 2009 | 1,462% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 2 | 2 | December 31, 2014 | 130% over the limit |
| pH | 2 | 1 | 1 | December 31, 2015 | |
| Toluene | 4 | 0 | 0 | ||
| Benzene | 4 | 0 | 0 | ||
| Xylene [mix of m+o+p] | 4 | 0 | 0 | ||
| Ethylbenzene | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Ethanol | 2 | 0 | 0 | ||
| Hydrocarbons, total petroleum | 2 | 0 | 0 |
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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 18, 2024 | Permit Violations - Unapproved Operation | ST6 |
| November 18, 2024 | Permit Violations - Failure to Submit Timely Permit Renewal Application | ST6 |
| November 18, 2024 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
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, MOG350098.
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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 MOG350098 there.
Nearby on the register
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.