Clean Water Act discharge permit · NPDES NE0023957
WISNER WASTEWATER TREATMENT FACILITY, Wisner, NE: NPDES NE0023957 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 28Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
WISNER WASTEWATER TREATMENT FACILITY, held by WISNER WWTF, holds NPDES permit NE0023957, which discharges to Elkhorn River. EPA’s file records it issued December 1, 2015 and expiring December 31, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | WISNER WASTEWATER TREATMENT FACILITY |
|---|---|
| Permittee as filed | WISNER WWTF |
| NPDES ID | NE0023957 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 1, 2015 |
| Expiration date | December 31, 2020 |
| Address | Wisner, NE 68791 |
| Receiving water | ELKHORN RIVER |
| Subwatershed | Kanes Lake-Elkhorn River (HUC 102200030404) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 39Pollutants on file
- 28Under a numeric limit
- 33With a violation of any kind
- 4With an effluent exceedance
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 measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 5 | 60 | 48 | February 29, 2024 | 99,999% over the limit |
| Solids, total suspended | 5 | 52 | 36 | August 31, 2020 | 348% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 27 | 27 | July 31, 1995 | 73,360% over the limit |
| pH | 4 | 11 | 1 | December 31, 2010 | |
| Selenium, total recoverable | 0 | 40 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 13 | 0 | ||
| Nitrogen, total [as N] | 2 | 12 | 0 | ||
| Phosphorus, total [as P] | 2 | 12 | 0 | ||
| Selenium, sludge solid | 1 | 10 | 0 | ||
| Arsenic, sludge tot. dry wt [as As] | 1 | 10 | 0 | ||
| Nitrogen [as NO3] sludge solid | 1 | 10 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 1 | 10 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 1 | 10 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 1 | 10 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 1 | 10 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 1 | 10 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 1 | 10 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 1 | 10 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 1 | 10 | 0 | ||
| Cadmium, sludge, total, dry weight [as Cd] | 1 | 10 | 0 | ||
| Solids, sludge, total, dry weight | 1 | 10 | 0 | ||
| Nitrogen, ammonia, sludge, tot dry wgt | 1 | 10 | 0 | ||
| Coliform, fecal general | 0 | 8 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 4 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 0 | 4 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 0 | 4 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 2 | 0 | ||
| Cadmium, dissolved [as Cd] | 0 | 2 | 0 | ||
| Chromium, dissolved [as Cr] | 0 | 2 | 0 | ||
| Copper, dissolved [as Cu] | 0 | 2 | 0 | ||
| Lead, dissolved [as Pb] | 0 | 2 | 0 | ||
| Nickel, dissolved [as Ni] | 0 | 2 | 0 | ||
| Zinc, dissolved [as Zn] | 0 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 0 | 0 | ||
| Oil and grease, hexane extr method | 2 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 0 | 0 | ||
| E. coli, MTEC-MF | 2 | 0 | 0 | ||
| Solids, total dissolved [TDS] | 2 | 0 | 0 |
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES NE0023957.
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 NE0023957 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.