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Clean Water Act discharge permit · NPDES MO0000311

FORMER MCW, Louisiana, MO: NPDES MO0000311 discharge permit, effluent exceedances, inspections, penalties

FORMER MCW, held by Hercules LLC, holds NPDES permit MO0000311. EPA’s file records it issued July 27, 2017 and expiring July 31, 2022.

FORMER MCW, Louisiana, Missouri: Individual permit MO0000311, held by Hercules LLC; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued July 27, 2017, term to July 31, 2022.

  • Nitrogen, nitrate total [as N]: 0 limits, 66 violations of any kind, 20 effluent exceedances, latest January 31, 2014, largest 227% over the limit.
  • pH: 10 limits, 347 violations of any kind, 5 effluent exceedances, latest April 30, 2014.
  • BOD, 5-day, 20 deg. C: 0 limits, 332 violations of any kind, 4 effluent exceedances, latest June 30, 2013, largest 199% over the limit.
  • 1,1-Dichloroethane: 0 limits, 12 violations of any kind, 2 effluent exceedances, latest September 30, 2011, largest 7,043% over the limit.
  • Vinyl chloride: 0 limits, 12 violations of any kind, 2 effluent exceedances, latest September 30, 2011, largest 1,462% over the limit.
  • Trichloroethylene: 0 limits, 12 violations of any kind, 2 effluent exceedances, latest September 30, 2011, largest 8,233% over the limit.
  • Solids, total suspended: 0 limits, 543 violations of any kind, 1 effluent exceedance, latest February 28, 2011, largest 154% over the limit.
  • Solids, settleable: 0 limits, 288 violations of any kind, 0 effluent exceedances.
  • Nitrogen, organic total [as N]: 0 limits, 214 violations of any kind, 0 effluent exceedances.
  • Ammonia [as N] + unionized ammonia: 0 limits, 214 violations of any kind, 0 effluent exceedances.
  • Oil and grease [soxhlet extr.] tot.: 0 limits, 138 violations of any kind, 0 effluent exceedances.
  • Temperature, water deg. fahrenheit: 0 limits, 69 violations of any kind, 0 effluent exceedances.
  • Coliform, fecal general: 0 limits, 24 violations of any kind, 0 effluent exceedances.
  • Chloroethane: 0 limits, 14 violations of any kind, 0 effluent exceedances.
  • Volume: 1 limit, 12 violations of any kind, 0 effluent exceedances.
  • Cyanide, total [as CN]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Chromium, total [as Cr]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Copper, total [as Cu]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Lead, total [as Pb]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Nickel, total [as Ni]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Zinc, total [as Zn]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Carbon tetrachloride: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,2-Dichloroethane: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Chloroform: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Toluene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Benzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Acenaphthylene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Acenaphthene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Acrylonitrile: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Anthracene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Benzo[b]fluoranthene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Chlorobenzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Chrysene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Diethyl phthalate: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Dimethyl phthalate: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Ethylbenzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Fluoranthene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Fluorene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Hexachlorobutadiene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Hexachloroethane: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Methyl chloride [Chloromethane]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Methylene chloride: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Nitrobenzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Phenanthrene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Pyrene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Tetrachloroethylene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,1-Dichloroethylene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,1,1-Trichloroethane: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,1,2-Trichloroethane: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Benzo[ghi]perylene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • Benzo[a]anthracene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,2-Dichlorobenzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,2-Dichloropropane: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • trans-1,2-Dichloroethylene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,2,4-Trichlorobenzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,3-Dichlorobenzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 1,4-Dichlorobenzene: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 2-Chlorophenol: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 2-Nitrophenol: 0 limits, 10 violations of any kind, 0 effluent exceedances.
  • 2,4-Dichlorophenol: 0 limits, 10 violations of any kind, 0 effluent exceedances.

Missouri holds 210 Industrial stormwater coverages of this permit type in EPA’s file; 72 were issued before MO0000311.

Coverages issued nearest MO0000311

FORMER MCW among its neighbors

EPA’s permit file holds 4 discharge permits in the Buffalo Creek-Mississippi River subwatershed (HUC 071100040702), MO0000311 among them. Its county holds 60, 2 of them major permits; MO0000311 is a minor permit.

Other permits in the Buffalo Creek-Mississippi River subwatershed (HUC 071100040702)

  • BOOTS ENTERPRISES FARM, Louisiana: MOR60A387, minor permit, discharging to Tributary to Buffalo Cr., permit term to December 11, 2023
  • CALUMET MISSOURI, LLC, Louisiana: MO0137243, major permit, discharging to Mississippi River, permit term to July 31, 2023
  • DYNO NOBEL - LOMO PLANT, Louisiana: MO0105783, major permit, discharging to Tributary to Buffalo Creek, permit term to July 31, 2023

Identity

Facility as filedFORMER MCW
Permittee as filedHercules LLC
NPDES IDMO0000311
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
ProgramIndustrial stormwater
IssuedJuly 27, 2017
Expiration dateJuly 31, 2022
AddressLouisiana, MO 63353
SubwatershedBuffalo Creek-Mississippi River (HUC 071100040702)
SIC9999 – Nonclassifiable Establishments
Other EPA IDs (FRS)RCRA handler MOD006299689

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; the 60 with the most exceedances of 82 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Nitrogen, nitrate total [as N]06620January 31, 2014227% over the limit
pH103475April 30, 2014
BOD, 5-day, 20 deg. C03324June 30, 2013199% over the limit
1,1-Dichloroethane0122September 30, 20117,043% over the limit
Vinyl chloride0122September 30, 20111,462% over the limit
Trichloroethylene0122September 30, 20118,233% over the limit
Solids, total suspended05431February 28, 2011154% over the limit
Solids, settleable02880
Nitrogen, organic total [as N]02140
Ammonia [as N] + unionized ammonia02140
Oil and grease [soxhlet extr.] tot.01380
Temperature, water deg. fahrenheit0690
Coliform, fecal general0240
Chloroethane0140
Volume1120
Cyanide, total [as CN]0100
Chromium, total [as Cr]0100
Copper, total [as Cu]0100
Lead, total [as Pb]0100
Nickel, total [as Ni]0100
Zinc, total [as Zn]0100
Carbon tetrachloride0100
1,2-Dichloroethane0100
Chloroform0100
Toluene0100
Benzene0100
Acenaphthylene0100
Acenaphthene0100
Acrylonitrile0100
Anthracene0100
Benzo[b]fluoranthene0100
Chlorobenzene0100
Chrysene0100
Diethyl phthalate0100
Dimethyl phthalate0100
Ethylbenzene0100
Fluoranthene0100
Fluorene0100
Hexachlorobutadiene0100
Hexachloroethane0100
Methyl chloride [Chloromethane]0100
Methylene chloride0100
Nitrobenzene0100
Phenanthrene0100
Pyrene0100
Tetrachloroethylene0100
1,1-Dichloroethylene0100
1,1,1-Trichloroethane0100
1,1,2-Trichloroethane0100
Benzo[ghi]perylene0100
Benzo[a]anthracene0100
1,2-Dichlorobenzene0100
1,2-Dichloropropane0100
trans-1,2-Dichloroethylene0100
1,2,4-Trichlorobenzene0100
1,3-Dichlorobenzene0100
1,4-Dichlorobenzene0100
2-Chlorophenol0100
2-Nitrophenol0100
2,4-Dichlorophenol0100

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MO0000311.

Inspections

EPA’s inspection file holds no inspection for NPDES MO0000311.

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 MO0000311.

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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 discharge permit MO0000311 for FORMER MCW in Louisiana, MO, held by Hercules LLC, which EPA's file records as issued July 27, 2017 and expiring July 31, 2022, and listed as administratively continued. The page lists 7 pollutants under a numeric limit and 8 effluent limits and exceedances, within the Buffalo Creek-Mississippi River subwatershed (HUC 071100040702).