Clean Water Act discharge permit · NPDES MO0127167
MAPLEWOOD ESTATES WWTF, Holden, MO: NPDES MO0127167 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
MAPLEWOOD ESTATES WWTF, held by Maplewood Estates Utility Co., holds NPDES permit MO0127167, which discharges to Tributary To Little Blackwater Creek. EPA’s file records it issued October 25, 2017 and expiring June 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 | MAPLEWOOD ESTATES WWTF |
|---|---|
| Permittee as filed | Maplewood Estates Utility Co. |
| NPDES ID | MO0127167 |
| 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 25, 2017 |
| Expiration date | June 30, 2022 |
| Address | Holden, MO 64040 |
| Receiving water | Tributary to Little Blackwater Creek |
| Subwatershed | South Fork Blackwater River (HUC 103001040104) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 6Under a numeric limit
- 5With a violation of any kind
- 3With 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, 5-day, 20 deg. C | 2 | 6 | 4 | February 28, 2014 | 140% over the limit |
| Solids, total suspended | 2 | 4 | 2 | March 31, 2015 | 21% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 9 | 1 | March 31, 2019 | 100% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| pH | 1 | 1 | 0 | ||
| E. coli, colony forming units [CFU] | 4 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MO0127167.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 MO0127167 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.