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Clean Water Act discharge permit · NPDES IN0062464

NYONA/SOUTH MUD LAKE C.D., Fulton County, IN: NPDES IN0062464 discharge permit, effluent exceedances, inspections, penalties

NYONA/SOUTH MUD LAKE C.D. holds NPDES permit IN0062464, which discharges to Mud Crk To Tippecanoe R. EPA’s file records it issued September 10, 2020 and expiring December 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedNYONA/SOUTH MUD LAKE C.D.
Permittee as filedNYONA/SOUTH MUD LAKE C.D.
NPDES IDIN0062464
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 10, 2020
Expiration dateDecember 31, 2025
Issuing agencyIDEM
AddressFulton County, IN 46951
Receiving waterMUD CRK TO TIPPECANOE R
NAICS221320 – Sewage Treatment Facilities
SIC4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

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]812816March 31, 201885,249% over the limit
pH26913June 30, 2023
Solids, suspended percent removal12011November 30, 2018105% over the limit
Solids, total suspended812610February 28, 2018152% over the limit
Oxygen, dissolved [DO]2313June 30, 201818% over the limit
BOD, carbonaceous [5 day, 20 C]81120
Flow, in conduit or thru treatment plant1400
Flow, total1270
E. coli, colony forming units [CFU]2260
BOD, carb-5 day, 20 deg C, percent removal180

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0062464.

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 IN0062464 there.

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 IN0062464 held by NYONA/SOUTH MUD LAKE C.D. in Fulton County, IN, a minor discharger classed as a publicly owned treatment works. The listed figures are 10 pollutants under a numeric limit and 5 pollutants with an effluent exceedance, and the permit is administratively continued.