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Clean Water Act discharge permit · NPDES IN0005002

OX PAPERBOARD EATON LLC (FKA WESTROCK CONVERTING CO), Eaton, IN: NPDES IN0005002 discharge permit, effluent exceedances, inspections, penalties

OX PAPERBOARD EATON LLC (FKA WESTROCK CONVERTING CO), held by WESTROCK CONVERTING COMPANY, holds NPDES permit IN0005002, which discharges to Mississinewa River. EPA’s file records it issued April 1, 2018 and expiring March 31, 2023.

OX PAPERBOARD EATON LLC (FKA WESTROCK CONVERTING CO), Eaton, Indiana: Individual permit IN0005002, held by WESTROCK CONVERTING COMPANY; Administratively continued (past its expiration date and still in force until reissued); issued April 1, 2018, term to March 31, 2023, by IDEM; discharges to MISSISSINEWA RIVER.

  • BOD, carbonaceous [5 day, 20 C]: 6 limits, 72 violations of any kind, 53 effluent exceedances, latest March 31, 2021, largest 5,630% over the limit.
  • Solids, total suspended: 8 limits, 72 violations of any kind, 50 effluent exceedances, latest March 31, 2021, largest 1,120% over the limit.
  • Oxygen, dissolved [DO]: 1 limit, 18 violations of any kind, 13 effluent exceedances, latest April 30, 2014, largest 99,999% over the limit.
  • Nitrogen, ammonia total [as N]: 8 limits, 23 violations of any kind, 7 effluent exceedances, latest July 31, 2019, largest 341% over the limit.
  • Temperature, water deg. fahrenheit: 14 limits, 13 violations of any kind, 6 effluent exceedances, latest January 31, 2026, largest 8% over the limit.
  • pH: 8 limits, 30 violations of any kind, 4 effluent exceedances, latest September 30, 2010.
  • Chloride [as Cl]: 4 limits, 10 violations of any kind, 4 effluent exceedances, latest June 30, 2021, largest 142% over the limit.
  • Chlorine, total residual: 4 limits, 8 violations of any kind, 4 effluent exceedances, latest June 30, 2021, largest 117% over the limit.
  • Mercury, total recoverable: 4 limits, 8 violations of any kind, 4 effluent exceedances, latest June 30, 2021, largest 333% over the limit.
  • Oil and grease, hexane extr method: 8 limits, 10 violations of any kind, 2 effluent exceedances, latest January 31, 2019, largest 94% over the limit.
  • Fluoride, total [as F]: 4 limits, 7 violations of any kind, 1 effluent exceedance, latest June 30, 2021, largest 68% over the limit.
  • Flow, in conduit or thru treatment plant: 4 limits, 22 violations of any kind, 0 effluent exceedances.
  • Oil & Grease: 0 limits, 12 violations of any kind, 0 effluent exceedances.
  • Flow, total: 2 limits, 10 violations of any kind, 0 effluent exceedances.
  • Streamflow: 0 limits, 6 violations of any kind, 0 effluent exceedances.
  • Flow: 0 limits, 6 violations of any kind, 0 effluent exceedances.
  • Nitrogen, Kjeldahl, total [as N]: 4 limits, 4 violations of any kind, 0 effluent exceedances.
  • Nitrite + Nitrate total [as N]: 4 limits, 4 violations of any kind, 0 effluent exceedances.
  • Phosphorus, total [as P]: 4 limits, 4 violations of any kind, 0 effluent exceedances.
  • Chemical Oxygen Demand [COD]: 4 limits, 4 violations of any kind, 0 effluent exceedances.
  • Storm water flow: 4 limits, 4 violations of any kind, 0 effluent exceedances.
  • Hardness, total [as CaCO3]: 1 limit, 3 violations of any kind, 0 effluent exceedances.
  • Sulfate, total [as SO4]: 1 limit, 3 violations of any kind, 0 effluent exceedances.
  • Boron, total recoverable: 1 limit, 3 violations of any kind, 0 effluent exceedances.
  • Velocity of intake: 0 limits, 3 violations of any kind, 0 effluent exceedances.
  • July 14, 2026: Reconnaissance without Sampling (S).

OX PAPERBOARD EATON LLC (FKA WESTROCK CONVERTING CO) among its neighbors

EPA’s permit file holds 3 discharge permits in the Holden Ditch-Mississinewa River subwatershed (HUC 051201030404), IN0005002 among them. Its county holds 60, 2 of them major permits; IN0005002 is a minor permit.

Other permits in the Holden Ditch-Mississinewa River subwatershed (HUC 051201030404)

  • EATON WWTP, Eaton: IN0021652, minor permit, discharging to WABASH RIVER VIA MISSISSINEWA RIVER, permit term to August 31, 2023
  • MERIDIAN FOODS, INC., Eaton: IN0038016, minor permit, discharging to MISSISSINEWA R VIA UNNAMED DITCH, permit term to November 30, 2023

Identity

Facility as filedOX PAPERBOARD EATON LLC (FKA WESTROCK CONVERTING CO)
Permittee as filedWESTROCK CONVERTING COMPANY
NPDES IDIN0005002
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
IssuedApril 1, 2018
Expiration dateMarch 31, 2023
Issuing agencyIDEM
AddressEaton, IN 47338
Receiving waterMISSISSINEWA RIVER
Receiving water impaired303(D) Listed
SubwatershedHolden Ditch-Mississinewa River (HUC 051201030404)
SIC2493 – Reconstituted Wood Products
Other EPA IDs (FRS)RCRA handler IND103646022; ICIS-AIR source IN0000001803500041

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
BOD, carbonaceous [5 day, 20 C]67253March 31, 20215,630% over the limit
Solids, total suspended87250March 31, 20211,120% over the limit
Oxygen, dissolved [DO]11813April 30, 201499,999% over the limit
Nitrogen, ammonia total [as N]8237July 31, 2019341% over the limit
Temperature, water deg. fahrenheit14136January 31, 20268% over the limit
pH8304September 30, 2010
Chloride [as Cl]4104June 30, 2021142% over the limit
Chlorine, total residual484June 30, 2021117% over the limit
Mercury, total recoverable484June 30, 2021333% over the limit
Oil and grease, hexane extr method8102January 31, 201994% over the limit
Fluoride, total [as F]471June 30, 202168% over the limit
Flow, in conduit or thru treatment plant4220
Oil & Grease0120
Flow, total2100
Streamflow060
Flow060
Nitrogen, Kjeldahl, total [as N]440
Nitrite + Nitrate total [as N]440
Phosphorus, total [as P]440
Chemical Oxygen Demand [COD]440
Storm water flow440
Hardness, total [as CaCO3]130
Sulfate, total [as SO4]130
Boron, total recoverable130
Velocity of intake030

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0005002.

Inspections

DateWhat EPA recordedAgency
July 14, 2026Reconnaissance without SamplingS

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 IN0005002.

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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 IN0005002, held by WESTROCK CONVERTING COMPANY for OX PAPERBOARD EATON LLC (FKA WESTROCK CONVERTING CO) in Eaton, IN, which discharges to the MISSISSINEWA RIVER. The permit is administratively continued and classed as a minor discharger, with 21 pollutants under a numeric limit and 11 pollutants with an effluent exceedance.