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Clean Water Act discharge permit · NPDES NE0045217

GRAFTON WASTEWATER TREATMENT FACILITY, Grafton, NE: NPDES NE0045217 discharge permit, effluent exceedances, inspections, penalties

GRAFTON WASTEWATER TREATMENT FACILITY, held by Grafton WWTF, holds NPDES permit NE0045217, which discharges to Ditch To Inl Mar. EPA’s file records it issued June 27, 2019 and expiring June 30, 2024. 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 filedGRAFTON WASTEWATER TREATMENT FACILITY
Permittee as filedGrafton WWTF
NPDES IDNE0045217
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
IssuedJune 27, 2019
Expiration dateJune 30, 2024
AddressGrafton, NE 68365
Receiving waterDITCH TO INL MAR
SubwatershedElk Run-West Fork Big Blue River (HUC 102702030501)
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
Solids, total suspended92595May 31, 200912,100% over the limit
pH51715May 31, 2004
BOD, carbonaceous [5 day, 20 C]01442April 30, 200420% over the limit
Nitrogen, ammonia total [as N]243091April 30, 200971% over the limit
Flow, in conduit or thru treatment plant51570
BOD, 5-day, 20 deg. C91130
Duration of discharge2750
Temperature, water deg. fahrenheit4560
E. coli, MTEC-MF4480
Flow, total2440
Conductivity0360
Oxygen, dissolved [DO]0310
Nitrogen, total [as N]460
Phosphorus, total [as P]460
Toxicity [acute], Ceriodaphnia dubia020
Toxicity [acute], Pimephales promelas [Fathead Minnow]020

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 NE0045217.

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 NE0045217 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 NE0045217 for the Grafton Wastewater Treatment Facility in Grafton, NE, which discharges to Ditch To Inl Mar and is listed as administratively continued. The figures listed are 11 pollutants under a numeric limit and 4 pollutants with an effluent exceedance.