Clean Water Act discharge permit · NPDES MOG822016
PIEDMONT PROCESSING, Piedmont, MO: NPDES MOG822016 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
PIEDMONT PROCESSING, held by Larry Umfleet, holds NPDES permit MOG822016, which discharges to Mckenzie Cr.. EPA’s file records it issued July 1, 2017 and expiring May 22, 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 | PIEDMONT PROCESSING |
|---|---|
| Permittee as filed | Larry Umfleet |
| NPDES ID | MOG822016 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 1, 2017 |
| Expiration date | May 22, 2022 |
| Issuing agency | MODNR-Southeast Regional Office |
| Address | Piedmont, MO 63957 |
| Receiving water | McKenzie Cr. |
| Subwatershed | McKenzie Creek (HUC 110100070601) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 0Under a numeric limit
- 10With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 0 | 4 | 0 | ||
| Solids, total suspended | 0 | 4 | 0 | ||
| BOD, 5-day, 20 deg. C | 0 | 2 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 0 | 2 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 2 | 0 | ||
| Phosphorus, total [as P] | 0 | 2 | 0 | ||
| Sodium, total [as Na] | 0 | 2 | 0 | ||
| Chloride [as Cl] | 0 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 0 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MOG822016.
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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 30, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| March 18, 2021 | 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
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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 MOG822016 there.
Nearby on the register
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.