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Clean Water Act discharge permit · NPDES IN0039632

EMERALD II, Shelbyville, IN: NPDES IN0039632 discharge permit, effluent exceedances, inspections, penalties

EMERALD II holds NPDES permit IN0039632, which discharges to Or/E Fk White R/Lewis Creek. EPA’s file records it issued February 7, 2018 and expiring February 28, 2023.

EMERALD II, Shelbyville, Indiana: Individual permit IN0039632; Administratively continued (past its expiration date and still in force until reissued); issued February 7, 2018, term to February 28, 2023, by IDEM; discharges to OR/E FK WHITE R/LEWIS CREEK.

  • Nitrogen, ammonia total [as N]: 8 limits, 107 violations of any kind, 55 effluent exceedances, latest November 30, 2025, largest 1,310% over the limit.
  • Solids, total suspended: 8 limits, 85 violations of any kind, 29 effluent exceedances, latest August 31, 2018, largest 202% over the limit.
  • BOD, carbonaceous [5 day, 20 C]: 8 limits, 77 violations of any kind, 17 effluent exceedances, latest May 31, 2019, largest 200% over the limit.
  • Oxygen, dissolved [DO]: 2 limits, 30 violations of any kind, 14 effluent exceedances, latest August 31, 2024, largest 60% over the limit.
  • Chlorine, total residual: 4 limits, 44 violations of any kind, 12 effluent exceedances, latest July 31, 2024, largest 99,999% over the limit.
  • E. coli, colony forming units [CFU]: 3 limits, 17 violations of any kind, 1 effluent exceedance, latest April 30, 2016, largest 99,999% over the limit.
  • pH: 2 limits, 30 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 1 limit, 18 violations of any kind, 0 effluent exceedances.
  • Flow, total: 1 limit, 13 violations of any kind, 0 effluent exceedances.
  • Number of Events: 2 limits, 1 violation of any kind, 0 effluent exceedances.
  • Flow, wastewater by-passing trtmnt plant: 0 limits, 1 violation of any kind, 0 effluent exceedances.
  • September 28, 2026: Effluent Violations - Narrative Effluent Violation (ST6).
  • September 28, 2026: Permit Violations - Unapproved Operation (ST6).
  • September 28, 2026: Management Practice Violations - Best Management Practice Deficiencies (ST6).
  • September 28, 2026: Management Practice Violations - No Licensed/Certified Operator (ST6).
  • September 28, 2026: Management Practice Violations - Improper Operation and Maintenance (ST6).
  • September 28, 2026: Management Practice Violations - Failure to Develop/Enforce Standards (ST6).
  • September 28, 2026: Monitoring Violations - Frequency of Sampling Violation (ST6).
  • September 28, 2026: Reporting Violations - Failure to Submit DMRs (ST6).
  • September 28, 2026: Permit Violations - Violation Specified in Comment (ST6).
  • September 28, 2026: Reconnaissance without Sampling (S).
  • September 28, 2026: Notice of Noncompliance Issued (State).
  • July 30, 2026: Permit Violations - Unapproved Operation (ST6).
  • July 30, 2026: Management Practice Violations - No Licensed/Certified Operator (ST6).
  • July 30, 2026: Reconnaissance without Sampling (S).
  • July 30, 2026: Notice of Noncompliance Issued (State).
  • June 11, 2026: Evaluation (S).

EMERALD II among its neighbors

EPA’s permit file holds 2 discharge permits in the Headwaters Lewis Creek subwatershed (HUC 051202050501), IN0039632 among them. Its county holds 47, 1 of them major permits; IN0039632 is a minor permit.

Other permits in the Headwaters Lewis Creek subwatershed (HUC 051202050501)

Identity

Facility as filedEMERALD II
Permittee as filedEMERALD II
NPDES IDIN0039632
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
IssuedFebruary 7, 2018
Expiration dateFebruary 28, 2023
Issuing agencyIDEM
AddressShelbyville, IN 46176
Receiving waterOR/E FK WHITE R/LEWIS CREEK
SubwatershedHeadwaters Lewis Creek (HUC 051202050501)
SIC4952 – Sewerage Systems

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
Nitrogen, ammonia total [as N]810755November 30, 20251,310% over the limit
Solids, total suspended88529August 31, 2018202% over the limit
BOD, carbonaceous [5 day, 20 C]87717May 31, 2019200% over the limit
Oxygen, dissolved [DO]23014August 31, 202460% over the limit
Chlorine, total residual44412July 31, 202499,999% over the limit
E. coli, colony forming units [CFU]3171April 30, 201699,999% over the limit
pH2300
Flow, in conduit or thru treatment plant1180
Flow, total1130
Number of Events210
Flow, wastewater by-passing trtmnt plant010

Inspections, violations and enforcement

DateWhat EPA recordedAgency
September 28, 2026Effluent Violations - Narrative Effluent ViolationST6
September 28, 2026Permit Violations - Unapproved OperationST6
September 28, 2026Management Practice Violations - Best Management Practice DeficienciesST6
September 28, 2026Management Practice Violations - No Licensed/Certified OperatorST6
September 28, 2026Management Practice Violations - Improper Operation and MaintenanceST6
September 28, 2026Management Practice Violations - Failure to Develop/Enforce StandardsST6
September 28, 2026Monitoring Violations - Frequency of Sampling ViolationST6
September 28, 2026Reporting Violations - Failure to Submit DMRsST6
September 28, 2026Permit Violations - Violation Specified in CommentST6
July 30, 2026Permit Violations - Unapproved OperationST6
July 30, 2026Management Practice Violations - No Licensed/Certified OperatorST6

Inspections

DateWhat EPA recordedAgency
September 28, 2026Reconnaissance without SamplingS
July 30, 2026Reconnaissance without SamplingS
June 11, 2026EvaluationS

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

DateWhat EPA recordedAgency
September 28, 2026Notice of Noncompliance IssuedState
July 30, 2026Notice of Noncompliance IssuedState

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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 Clean Water Act discharge permit NPDES IN0039632 for EMERALD II in Shelbyville, IN, which discharges to OR/E FK WHITE R/LEWIS CREEK. The page lists a permit status of Administratively continued, a Minor discharger class, 10 pollutants under a numeric limit, and 6 pollutants with an effluent exceedance.