Clean Water Act discharge permit · NPDES NE0021245
NEBRASKA CITY WASTEWATER TREATMENT FACILITY, Nebraska City, NE: NPDES NE0021245 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
NEBRASKA CITY WASTEWATER TREATMENT FACILITY, held by NEBRASKA CITY WWTF, holds NPDES permit NE0021245, which discharges to Missouri River. EPA’s file records it issued December 27, 2018 and expiring December 31, 2023. 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 filed | NEBRASKA CITY WASTEWATER TREATMENT FACILITY |
|---|---|
| Permittee as filed | NEBRASKA CITY WWTF |
| NPDES ID | NE0021245 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 27, 2018 |
| Expiration date | December 31, 2023 |
| Address | Nebraska City, NE 68410 |
| Receiving water | MISSOURI RIVER |
| Subwatershed | Bluestem Lake (HUC 102002030102) |
| Program components on file | POTW, Pretreatment |
| SIC | 4952 – 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
- 43Pollutants on file
- 13Under a numeric limit
- 39With a violation of any kind
- 6With 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 | 55 | 41 | May 31, 2025 | 294% over the limit |
| Coliform, fecal general | 0 | 25 | 25 | September 30, 2008 | 3,971% over the limit |
| Solids, total suspended | 5 | 16 | 14 | April 30, 2025 | 111% over the limit |
| pH | 3 | 8 | 5 | February 28, 1999 | |
| E. coli, MTEC-MF | 2 | 3 | 3 | May 31, 2025 | 566% over the limit |
| Chlorine, total residual | 12 | 13 | 1 | May 31, 2004 | 32% over the limit |
| Chromium, hexavalent tot recoverable | 0 | 8 | 0 | ||
| Nitrogen, nitrate total [as N] | 0 | 6 | 0 | ||
| Chromium, hexavalent [as Cr] | 0 | 4 | 0 | ||
| Chromium, trivalent [as Cr] | 0 | 4 | 0 | ||
| Nickel, total recoverable | 0 | 4 | 0 | ||
| Zinc, total recoverable | 0 | 4 | 0 | ||
| Cadmium, total recoverable | 0 | 4 | 0 | ||
| Lead, total recoverable | 0 | 4 | 0 | ||
| Copper, total recoverable | 0 | 4 | 0 | ||
| Nitrogen, total [as N] | 2 | 2 | 0 | ||
| Phosphorus, total [as P] | 2 | 2 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 2 | 2 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 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 | ||
| Selenium, sludge solid | 0 | 1 | 0 | ||
| Arsenic, sludge tot. dry wt [as As] | 0 | 1 | 0 | ||
| Nitrogen [as NO3] sludge solid | 0 | 1 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 0 | 1 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 0 | 1 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 0 | 1 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 0 | 1 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 0 | 1 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 0 | 1 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 0 | 1 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 0 | 1 | 0 | ||
| Cadmium, sludge, total, dry weight [as Cd] | 0 | 1 | 0 | ||
| Solids, sludge, total, dry weight | 0 | 1 | 0 | ||
| Nitrogen, ammonia, sludge, tot dry wgt | 0 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 0 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 0 | 0 | ||
| Priority pollutants scan [yes/no] | 1 | 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
- 10Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 9, 2026 | Dry-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment | ST6 |
| March 12, 2026 | PR: Failure to submit noncompliance report - CSO, SSO, or Bypass [40 CFR 122.41(l)(6) & (m)(3)(ii)] | ST6 |
| March 6, 2026 | Dry-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment | ST6 |
| August 24, 2025 | Dry-weather SSO discharge to waters of the U.S. that may endanger health or the environment | ST6 |
| April 19, 2023 | Wet-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment | ST6 |
| December 23, 2022 | Dry-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment | ST6 |
| June 26, 2022 | Effluent Violations - Unapproved Bypass | ST6 |
| June 7, 2022 | Wet-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment | ST6 |
| May 30, 2022 | Wet-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment | ST6 |
| June 26, 2021 | Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | ST6 |
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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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.