Clean Water Act discharge permit · NPDES MOG640023
MAYSVILLE WTP, Maysville, MO: NPDES MOG640023 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 21Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MAYSVILLE WTP, held by City of Maysville, holds NPDES permit MOG640023, which discharges to Tributary To Trib. To W. Fk. Lost Cr.. EPA’s file records it issued May 1, 2024 and expiring February 24, 2029. 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 | MAYSVILLE WTP |
|---|---|
| Permittee as filed | City of Maysville |
| NPDES ID | MOG640023 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 1, 2024 |
| Expiration date | February 24, 2029 |
| Address | Maysville, MO 64469 |
| Receiving water | Tributary to Trib. to W. Fk. Lost Cr. |
| Subwatershed | West Fork Lost Creek (HUC 102801010703) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 22Pollutants on file
- 21Under a numeric limit
- 22With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 2 | 30 | 2 | September 30, 2015 | 426% over the limit |
| pH | 3 | 32 | 0 | ||
| Solids, settleable | 2 | 30 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 28 | 0 | ||
| Phosphorus, total [as P] | 2 | 18 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 8 | 0 | ||
| Sodium, total [as Na] | 2 | 8 | 0 | ||
| Chloride [as Cl] | 2 | 8 | 0 | ||
| Arsenic, total [as As] | 2 | 8 | 0 | ||
| Cadmium, total [as Cd] | 2 | 8 | 0 | ||
| Chromium, total [as Cr] | 2 | 8 | 0 | ||
| Copper, total [as Cu] | 2 | 8 | 0 | ||
| Molybdenum, total [as Mo] | 2 | 8 | 0 | ||
| Nickel, total [as Ni] | 2 | 8 | 0 | ||
| Zinc, total [as Zn] | 2 | 8 | 0 | ||
| Aluminum, total [as Al] | 2 | 8 | 0 | ||
| Selenium, total [as Se] | 2 | 8 | 0 | ||
| Mercury, total [as Hg] | 2 | 8 | 0 | ||
| Total production - mass | 2 | 6 | 0 | ||
| Lead, total [as Pb] | 2 | 6 | 0 | ||
| Report due [yrmoda] | 1 | 3 | 0 | ||
| Lead, total recoverable | 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
- 6Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 15, 2026 | Reporting Violations - Failure to Submit DMRs | ST6 |
| March 27, 2026 | Reporting Violations - Failure to Submit DMRs | ST6 |
| December 19, 2025 | Reporting Violations - Failure to Submit DMRs | ST6 |
| November 16, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| April 11, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| September 29, 2020 | Reporting Violations - Failure to Submit DMRs | 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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MOG640023.
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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 MOG640023 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.