Clean Water Act discharge permit · NPDES MO0136719
ROCKY MOUNT SEWER DISTRICT WWTP, Rocky Mount, MO: NPDES MO0136719 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
ROCKY MOUNT SEWER DISTRICT WWTP, held by Rocky Mount Sewer District, holds NPDES permit MO0136719, which discharges to Tributary To Lake Of The Ozarks. EPA’s file records it issued March 1, 2021 and expiring February 28, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ROCKY MOUNT SEWER DISTRICT WWTP |
|---|---|
| Permittee as filed | Rocky Mount Sewer District |
| NPDES ID | MO0136719 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | March 1, 2021 |
| Expiration date | February 28, 2026 |
| Address | Rocky Mount, MO 65072 |
| Receiving water | Tributary to Lake of the Ozarks |
| Subwatershed | Lick Branch-Lake of the Ozarks (HUC 102901090407) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 10Pollutants on file
- 9Under a numeric limit
- 10With a violation of any kind
- 8With 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 | 3 | 28 | 15 | December 31, 2021 | 2,147,483,650% over the limit |
| E. coli, colony forming units [CFU] | 0 | 17 | 11 | February 28, 2021 | 99,999% over the limit |
| Nitrogen, ammonia total [as N] | 18 | 19 | 9 | June 30, 2026 | 809% over the limit |
| Solids, total suspended | 3 | 16 | 3 | February 28, 2021 | 2,147,483,650% over the limit |
| E. coli | 2 | 7 | 3 | February 29, 2024 | 588% over the limit |
| BOD, 5-day, percent removal | 1 | 5 | 2 | November 30, 2021 | 180% over the limit |
| Solids, suspended percent removal | 1 | 5 | 2 | February 28, 2021 | 207% over the limit |
| pH | 2 | 11 | 1 | April 30, 2021 | |
| Oil and grease [soxhlet extr.] tot. | 2 | 10 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 10 | 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 18, 2023 | Effluent Violations - Narrative Effluent Violation | ST6 |
| July 18, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| December 6, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| June 26, 2017 | Effluent Violations - Numeric effluent violation | 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 MO0136719 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 October 14, 2026.