Clean Water Act discharge permit · NPDES MO0128929
THE UNDERGROUND WWTP, Liberty, MO: NPDES MO0128929 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
THE UNDERGROUND WWTP, held by RUSH CREEK PROPERTIES LLC, holds NPDES permit MO0128929, which discharges to Rush Cr.. EPA’s file records it issued February 20, 2009 and expiring February 19, 2014. 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 | THE UNDERGROUND WWTP |
|---|---|
| Permittee as filed | RUSH CREEK PROPERTIES LLC |
| NPDES ID | MO0128929 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 20, 2009 |
| Expiration date | February 19, 2014 |
| Issuing agency | MODNR-Water Protection Program |
| Address | Liberty, MO 64068 |
| Receiving water | Rush Cr. |
| Subwatershed | Rush Creek-Missouri River (HUC 103001010306) |
| SIC | 6519 – Real Property Lessors |
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
- 6Pollutants on file
- 0Under a numeric limit
- 6With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 0 | 14 | 12 | June 30, 2018 | 6,275% over the limit |
| Nitrogen, ammonia total [as N] | 0 | 11 | 11 | March 31, 2018 | 329% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 2 | 2 | June 30, 2015 | 293% over the limit |
| Solids, total suspended | 0 | 2 | 2 | June 30, 2014 | 60% over the limit |
| E. coli, colony forming units [CFU] | 0 | 8 | 0 | ||
| Oxygen, dissolved [DO] | 0 | 2 | 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 MO0128929.
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.
Watch this permit
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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 MO0128929 there.
Nearby on the register
- Discharge permits in Liberty
- Every permit record in Liberty, A to Z
- Discharge permits in Missouri
- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.