Clean Water Act discharge permit · NPDES MO0040347
WOODRIDGE APARTMENTS WWTF, High Ridge, MO: NPDES MO0040347 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
WOODRIDGE APARTMENTS WWTF, held by Pat Alexander, holds NPDES permit MO0040347, which discharges to Tributary To Williams Creek. EPA’s file records it issued January 31, 2017 and expiring June 30, 2018. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | WOODRIDGE APARTMENTS WWTF |
|---|---|
| Permittee as filed | Pat Alexander |
| NPDES ID | MO0040347 |
| 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 | January 31, 2017 |
| Expiration date | June 30, 2018 |
| Address | High Ridge, MO 63049 |
| Receiving water | Tributary to Williams Creek |
| Subwatershed | Grand Glaize Creek-Meramec River (HUC 071401021002) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 8Under a numeric limit
- 9With 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 | 2 | 21 | 13 | December 31, 2016 | 100% over the limit |
| Coliform, fecal general | 0 | 7 | 7 | March 31, 2011 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 13 | 5 | December 31, 2010 | 600% over the limit |
| Solids, total suspended | 2 | 13 | 5 | March 31, 2011 | 107% over the limit |
| pH | 2 | 8 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 6 | 0 | ||
| E. coli | 2 | 6 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 15, 2017 | Permit Violations - Violation Specified in Comment | 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 MO0040347 there.
Nearby on the register
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- Every permit record in High Ridge, A to Z
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.