Clean Water Act discharge permit · NPDES MO0129542
MALLARD POINTE WWTP, Old Monroe, MO: NPDES MO0129542 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MALLARD POINTE WWTP, held by Mallard Pointe LOA, holds NPDES permit MO0129542, which discharges to Bobs Cr.. EPA’s file records it issued August 1, 2016 and expiring September 30, 2018. 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 | MALLARD POINTE WWTP |
|---|---|
| Permittee as filed | Mallard Pointe LOA |
| NPDES ID | MO0129542 |
| 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 | August 1, 2016 |
| Expiration date | September 30, 2018 |
| Issuing agency | MODNR-Water Protection Program |
| Address | Old Monroe, MO 63369 |
| Receiving water | Bobs Cr. |
| Subwatershed | Bobs Creek (HUC 071100041108) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 9Under a numeric limit
- 7With a violation of any kind
- 1With 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 | 4 | 2 | December 31, 2006 | 53% over the limit |
| E. coli, colony forming units [CFU] | 2 | 8 | 0 | ||
| Chlorine, total residual | 4 | 6 | 0 | ||
| Oxygen, dissolved [DO] | 4 | 2 | 0 | ||
| E. coli | 4 | 2 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Solids, total suspended | 2 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 21, 2019 | Effluent Violations - Unauthorized Discharge | 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.
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 MO0129542 there.
Nearby on the register
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- Every permit record in Old Monroe, A to Z
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.