Clean Water Act discharge permit · NPDES NE0112950
GREENWOOD INTERCHANGE SID WWTF, Greenwood, NE: NPDES NE0112950 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
GREENWOOD INTERCHANGE SID WWTF, held by SID 2 CASS GREENWOOD INTRCHNGE, holds NPDES permit NE0112950, which discharges to Greenwood Creek. EPA’s file records it issued September 8, 2017 and expiring September 30, 2022. 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 | GREENWOOD INTERCHANGE SID WWTF |
|---|---|
| Permittee as filed | SID 2 CASS GREENWOOD INTRCHNGE |
| NPDES ID | NE0112950 |
| 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 | September 8, 2017 |
| Expiration date | September 30, 2022 |
| Address | Greenwood, NE 68366 |
| Receiving water | GREENWOOD CREEK |
| Subwatershed | Muddy Creek (HUC 102400060206) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 31Pollutants on file
- 12Under a numeric limit
- 31With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| E. coli, MTEC-MF | 2 | 40 | 34 | June 30, 2026 | 99,999% over the limit |
| Solids, total suspended | 5 | 68 | 20 | April 30, 2011 | 367% over the limit |
| Nitrogen, ammonia total [as N] | 12 | 65 | 19 | July 31, 2025 | 2,984% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 21 | 7 | December 31, 1999 | 209% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 5 | 44 | 6 | March 31, 2024 | 156% over the limit |
| Oil & Grease | 0 | 18 | 4 | June 30, 2004 | 826% over the limit |
| Coliform, fecal general | 0 | 6 | 2 | June 30, 2011 | 2,000% over the limit |
| Chlorine, total residual | 0 | 60 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 42 | 0 | ||
| pH | 3 | 30 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 2 | 10 | 0 | ||
| Oil and grease, hexane extr method | 2 | 6 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 2 | 3 | 0 | ||
| Hydrocarbons, total gas chromatograph | 0 | 3 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 2 | 0 | ||
| Arsenic, sludge tot. dry wt [as As] | 0 | 2 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 0 | 2 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 0 | 2 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 0 | 2 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 0 | 2 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 0 | 2 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 0 | 2 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 0 | 2 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 0 | 2 | 0 | ||
| Cadmium, sludge, total, dry weight [as Cd] | 0 | 2 | 0 | ||
| Solids, sludge, total, dry weight | 0 | 2 | 0 | ||
| Nitrogen, ammonia, sludge, tot dry wgt | 0 | 2 | 0 | ||
| Nitrogen, total [as N] | 2 | 1 | 0 | ||
| Phosphorus, total [as P] | 2 | 1 | 0 | ||
| Selenium, sludge solid | 0 | 1 | 0 | ||
| Nitrogen [as NO3] sludge solid | 0 | 1 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 29, 2023 | Reporting Violations - Failure to Notify | ST6 |
| June 29, 2023 | Management Practice Violations - Improper Operation and Maintenance | 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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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 NE0112950 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.