Clean Water Act discharge permit · NPDES MO0139611
CONFLUENCE RIVERS - PORT PERRY WWTF, Perryville, MO: NPDES MO0139611 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
CONFLUENCE RIVERS - PORT PERRY WWTF, held by Confluence Rivers Utility Operating, holds NPDES permit MO0139611, which discharges to Tributary To Nations Cr.. EPA’s file records it issued December 12, 2024 and expiring December 31, 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 | CONFLUENCE RIVERS - PORT PERRY WWTF |
|---|---|
| Permittee as filed | Confluence Rivers Utility Operating |
| NPDES ID | MO0139611 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 12, 2024 |
| Expiration date | December 31, 2029 |
| Address | Perryville, MO 63775 |
| Receiving water | Tributary to Nations Cr. |
| Subwatershed | Upper South Fork Saline Creek (HUC 071401050108) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 6Under a numeric limit
- 1With 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 |
|---|---|---|---|---|---|
| E. coli | 0 | 1 | 1 | August 31, 2024 | 548% over the limit |
| Rainfall | 2 | 0 | 0 | ||
| Application rate area sprayed | 2 | 0 | 0 | ||
| Application rate, gallons spray irrigation | 2 | 0 | 0 | ||
| Depth to water level ft below landsurface | 2 | 0 | 0 | ||
| Spray irrigation | 2 | 0 | 0 | ||
| Spray irrigation, application rate | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MO0139611.
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, MO0139611.
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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 MO0139611 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.