Clean Water Act discharge permit · NPDES MO0039632
CLARKSVILLE WWTF, Clarksville, MO: NPDES MO0039632 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
CLARKSVILLE WWTF, held by City of Clarksville, holds NPDES permit MO0039632, which discharges to Tributary To Mississippi River. EPA’s file records it issued November 1, 2019 and expiring December 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CLARKSVILLE WWTF |
|---|---|
| Permittee as filed | City of Clarksville |
| NPDES ID | MO0039632 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 1, 2019 |
| Expiration date | December 31, 2023 |
| Address | Clarksville, MO 63336 |
| Receiving water | Tributary to Mississippi River |
| Subwatershed | Ramsey Creek-Mississippi River (HUC 071100041002) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 13Under a numeric limit
- 14With a violation of any kind
- 10With 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 | 2 | 28 | 8 | September 30, 2022 | 99,999% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 12 | 8 | April 30, 2009 | 458% over the limit |
| BOD, 5-day, percent removal | 1 | 8 | 6 | June 30, 2022 | 99,999% over the limit |
| Solids, suspended percent removal | 1 | 8 | 6 | June 30, 2022 | 99,999% over the limit |
| Coliform, fecal general | 0 | 6 | 6 | July 31, 2013 | 99,999% over the limit |
| Chloride [as Cl] | 4 | 8 | 4 | September 30, 2022 | 142% over the limit |
| pH | 2 | 31 | 3 | September 30, 2022 | |
| Solids, total suspended | 3 | 9 | 2 | April 30, 2013 | 113% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 11 | 1 | September 30, 2022 | 47% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 7 | 1 | December 31, 2005 | 7% over the limit |
| Nitrogen, Kjeldahl, total [as N] | 4 | 10 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 10 | 0 | ||
| Phosphorus, total [as P] | 4 | 10 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 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
- 18Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 31, 2026 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 12, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| November 25, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| November 3, 2025 | Permit Violations - Unapproved Operation | ST6 |
| November 3, 2025 | Permit Violations - Failure to Submit Timely Permit Renewal Application | ST6 |
| November 3, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| November 3, 2025 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| November 3, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| November 3, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| December 30, 2022 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| December 30, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| June 30, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| June 30, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| February 10, 2021 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| February 10, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
| February 10, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| February 10, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| July 9, 2019 | Reporting Violations - Improper/ Incorrect Reporting | 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.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.