Clean Water Act discharge permit · NPDES MO0132624
MAWC HOMESTEAD ESTATES WWTP, Wildwood, MO: NPDES MO0132624 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
MAWC HOMESTEAD ESTATES WWTP, held by Missouri American Water Co, holds NPDES permit MO0132624, which discharges to Tributary To Bonhomme Creek. EPA’s file records it issued October 29, 2014 and expiring October 31, 2019. 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 | MAWC HOMESTEAD ESTATES WWTP |
|---|---|
| Permittee as filed | Missouri American Water Co |
| NPDES ID | MO0132624 |
| 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 | October 29, 2014 |
| Expiration date | October 31, 2019 |
| Address | Wildwood, MO 63005 |
| Receiving water | Tributary to Bonhomme Creek |
| Subwatershed | Bonhomme Creek (HUC 103002000701) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 5With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 4 | 30 | 28 | June 30, 2025 | 3,683% over the limit |
| pH | 2 | 26 | 20 | June 30, 2026 | |
| BOD, 5-day, 20 deg. C | 2 | 2 | 0 | ||
| Solids, total suspended | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 8, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| October 6, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| March 5, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| September 30, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| December 31, 2019 | Effluent Violations - Numeric effluent violation | 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 MO0132624 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.