Clean Water Act discharge permit · NPDES LA0124460
MBO, LLC -LACASSINE OILFIELD SERVICES, Iowa, LA: NPDES LA0124460 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 27Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MBO, LLC -LACASSINE OILFIELD SERVICES, held by MBO, LLC - LACASSINE EXPLORATION & PRODUCTION WASTE TREATMENT FACILITY, holds NPDES permit LA0124460. EPA’s file records it issued June 21, 2017 and expiring July 31, 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 filed | MBO, LLC -LACASSINE OILFIELD SERVICES |
|---|---|
| Permittee as filed | MBO, LLC - LACASSINE EXPLORATION & PRODUCTION WASTE TREATMENT FACILITY |
| NPDES ID | LA0124460 |
| 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 | June 21, 2017 |
| Expiration date | July 31, 2022 |
| Address | Iowa, LA 70647 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | West Bayou Lacassine (HUC 080802020204) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 31Pollutants on file
- 27Under a numeric limit
- 26With 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 |
|---|---|---|---|---|---|
| Phenol | 2 | 14 | 2 | July 31, 2017 | 92% over the limit |
| pH | 4 | 24 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 24 | 0 | ||
| Solids, total suspended | 2 | 12 | 0 | ||
| Chloride [as Cl] | 2 | 12 | 0 | ||
| Sulfate, total [as SO4] | 2 | 12 | 0 | ||
| Arsenic, total [as As] | 2 | 12 | 0 | ||
| Barium, total [as Ba] | 2 | 12 | 0 | ||
| Beryllium, total [as Be] | 2 | 12 | 0 | ||
| Cadmium, total [as Cd] | 2 | 12 | 0 | ||
| Chromium, total [as Cr] | 2 | 12 | 0 | ||
| Copper, total [as Cu] | 2 | 12 | 0 | ||
| Lead, total [as Pb] | 2 | 12 | 0 | ||
| Thallium, total [as Tl] | 2 | 12 | 0 | ||
| Nickel, total [as Ni] | 2 | 12 | 0 | ||
| Silver, total [as Ag] | 2 | 12 | 0 | ||
| Zinc, total [as Zn] | 2 | 12 | 0 | ||
| Antimony, total [as Sb] | 2 | 12 | 0 | ||
| Selenium, total [as Se] | 2 | 12 | 0 | ||
| Benzene | 2 | 12 | 0 | ||
| Ethylbenzene | 2 | 12 | 0 | ||
| Mercury, total [as Hg] | 2 | 12 | 0 | ||
| Oxygen demand, chem. [high level] [COD] | 0 | 12 | 0 | ||
| Oil and grease, hexane extr method | 0 | 12 | 0 | ||
| Solids, total dissolved, total tons | 0 | 12 | 0 | ||
| Monochlorobenzenes | 0 | 12 | 0 | ||
| Oil & Grease | 2 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 0 | 0 | ||
| Toluene | 2 | 0 | 0 | ||
| Solids, total dissolved [TDS] | 2 | 0 | 0 | ||
| Chemical Oxygen Demand [COD] | 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 LA0124460.
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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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 LA0124460 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.