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Clean Water Act discharge permit · NPDES MO0001422

MISSISSIPPI LIME COMPANY, LLC DBA MLC, Bonne Terre, MO: NPDES MO0001422 discharge permit, effluent exceedances, inspections, penalties

MISSISSIPPI LIME COMPANY, LLC DBA MLC, held by FTL Capital Partners, holds NPDES permit MO0001422, which discharges to Big R.. EPA’s file records it issued January 1, 2018 and expiring December 31, 2022.

MISSISSIPPI LIME COMPANY, LLC DBA MLC, Bonne Terre, Missouri: Individual permit MO0001422, held by FTL Capital Partners; Administratively continued (past its expiration date and still in force until reissued); issued January 1, 2018, term to December 31, 2022; discharges to Big R..

  • pH: 2 limits, 7 violations of any kind, 7 effluent exceedances, latest July 31, 2024.
  • Solids, settleable: 2 limits, 2 violations of any kind, 2 effluent exceedances, latest July 31, 2021, largest 400% over the limit.
  • Solids, total suspended: 2 limits, 1 violation of any kind, 1 effluent exceedance, latest December 31, 2015, largest 56% over the limit.
  • Oil and grease [soxhlet extr.] tot.: 2 limits, 0 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 2 limits, 0 violations of any kind, 0 effluent exceedances.
  • Rainfall: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Toxicity [acute], Ceriodaphnia dubia: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Toxicity [acute], Pimephales promelas [Fathead Minnow]: 1 limit, 0 violations of any kind, 0 effluent exceedances.

MISSISSIPPI LIME COMPANY, LLC DBA MLC among its neighbors

EPA’s permit file holds 15 discharge permits in the Owl Creek-Big River subwatershed (HUC 071401040111), MO0001422 among them. Its county holds 116, 2 of them major permits; MO0001422 is a minor permit.

Other permits in the Owl Creek-Big River subwatershed (HUC 071401040111)

  • ALDI STORE 89, Desloge: MORA24895, minor permit, discharging to Tributary to Big R., permit term to February 7, 2027
  • BASE ROCK MINERALS - PLANT 17, Bonne Terre: MOG490805, minor permit, discharging to Tributary to Big River, permit term to April 30, 2022
  • BIG RIVER MINE TAILINGS, Desloge: MOG490230, minor permit, discharging to BIG RIVER, permit term to October 5, 2011
  • IMPERIAL, Bonne Terre: MONX00962, minor permit, permit term to December 27, 2028
  • LEADWOOD WWTP, Leadwood: MO0104256, minor permit, discharging to Tributary to Eaton Branch, permit term to December 31, 2022
  • ORICA USA INC., Bonne Terre: MOR23A062, minor permit, discharging to 8-20-13 MUDD V1.0, permit term to October 31, 2020
  • OWL CREEK DAM, Park Hills: MOG050077, minor permit, discharging to Big R., permit term to June 30, 2021
  • OWL CREEK DAM, Park Hills: MORA28217, minor permit, discharging to Owl Cr., permit term to February 7, 2027
  • POLITTE READY MIX, Bonne Terre: MOG490439, minor permit, discharging to Tributary to Big River, permit term to April 30, 2022
  • ST. FRANCOIS COUNTY ENVIRONMENTAL CORP, Park Hills: MO0108774, minor permit, discharging to Tributary to Big R., permit term to August 31, 2022

Identity

Facility as filedMISSISSIPPI LIME COMPANY, LLC DBA MLC
Permittee as filedFTL Capital Partners
NPDES IDMO0001422
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJanuary 1, 2018
Expiration dateDecember 31, 2022
AddressBonne Terre, MO 63628
Receiving waterBig R.
Receiving water impaired303(D) Listed
SubwatershedOwl Creek-Big River (HUC 071401040111)
SIC1422 – Crushed And Broken Limestone
Other EPA IDs (FRS)RCRA handler MOP000024737; ICIS-AIR source MO0000002918700002

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
pH277July 31, 2024
Solids, settleable222July 31, 2021400% over the limit
Solids, total suspended211December 31, 201556% over the limit
Oil and grease [soxhlet extr.] tot.200
Flow, in conduit or thru treatment plant200
Rainfall100
Toxicity [acute], Ceriodaphnia dubia100
Toxicity [acute], Pimephales promelas [Fathead Minnow]100

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MO0001422.

Inspections

EPA’s inspection file holds no inspection for NPDES MO0001422.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MO0001422.

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Nearby on the register

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

What this page shows

This public-records page covers NPDES permit MO0001422, held by MISSISSIPPI LIME COMPANY, LLC DBA MLC of Bonne Terre, MO, with FTL Capital Partners listed as permittee, discharging to Big R. The permit is administratively continued and carries a discharger class of 8, with 3 pollutants under a numeric limit and 3 pollutants showing an effluent exceedance. The permit's file dates are issued January 1, 2018 and expiration December 31, 2022, as the EPA's file stood when the page was loaded on October 14, 2026.