Clean Water Act discharge permit · NPDES OH0108014
MPLX TERMINALS LLC - STEUBENVILLE TERMINAL, Steubenville, OH: NPDES OH0108014 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MPLX TERMINALS LLC - STEUBENVILLE TERMINAL, held by Marathon Petroleum Steubenville, holds NPDES permit OH0108014, which discharges to Unnamed Tributary To Ohio River. EPA’s file records it issued July 26, 2011 and expiring August 31, 2016. 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 filed | MPLX TERMINALS LLC - STEUBENVILLE TERMINAL |
|---|---|
| Permittee as filed | Marathon Petroleum Steubenville |
| NPDES ID | OH0108014 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 26, 2011 |
| Expiration date | August 31, 2016 |
| Address | Steubenville, OH 43952 |
| Receiving water | Unnamed Tributary to Ohio River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Wills Creek-Ohio River (HUC 050301011109) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 15Pollutants on file
- 15Under a numeric limit
- 14With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| pH | 2 | 9 | 5 | September 30, 2010 | |
| Oil and grease [soxhlet extr.] tot. | 2 | 20 | 0 | ||
| Toluene | 2 | 20 | 0 | ||
| Benzene | 2 | 20 | 0 | ||
| Ethylbenzene | 2 | 20 | 0 | ||
| Xylene [mix of m+o+p] | 2 | 20 | 0 | ||
| Phosphorus, total [as P] | 2 | 16 | 0 | ||
| Flow rate | 2 | 4 | 0 | ||
| Oxygen demand, chem. [low level] [COD] | 2 | 4 | 0 | ||
| Solids, total suspended | 2 | 4 | 0 | ||
| Carbon, tot organic [TOC] | 2 | 4 | 0 | ||
| Phenol | 2 | 4 | 0 | ||
| Naphthalene | 2 | 4 | 0 | ||
| Rainfall | 2 | 4 | 0 | ||
| Oil & grease severity | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES OH0108014.
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
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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 OH0108014 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.