Clean Water Act discharge permit · NPDES MO0110086
WARCO MANUFACTURING COMPANY INC, Marthasville, MO: NPDES MO0110086 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 17Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
WARCO MANUFACTURING COMPANY INC, held by WARCO MFG COMPANY INC, holds NPDES permit MO0110086, which discharges to Tributary To Tuque Creek. EPA’s file records it issued November 4, 2016 and expiring December 31, 2020. 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 | WARCO MANUFACTURING COMPANY INC |
|---|---|
| Permittee as filed | WARCO MFG COMPANY INC |
| NPDES ID | MO0110086 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 4, 2016 |
| Expiration date | December 31, 2020 |
| Address | Marthasville, MO 63357 |
| Receiving water | Tributary to Tuque Creek |
| Subwatershed | Middle Charrette Creek (HUC 103002000506) |
| Other EPA IDs (FRS) | RCRA handler MOR000000166; ICIS-AIR source MO0000002921900043 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 18Pollutants on file
- 17Under a numeric limit
- 14With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | 1 | 5 | 5 | December 31, 2013 | 83% over the limit |
| Ammonia [as N] + unionized ammonia | 0 | 3 | 3 | December 31, 2011 | 331% over the limit |
| Report due [yrmoda] | 1 | 3 | 2 | December 31, 2023 | |
| pH | 4 | 5 | 1 | March 31, 2010 | |
| Solids, total suspended | 3 | 5 | 1 | September 30, 2011 | 30% over the limit |
| Solids, settleable | 5 | 4 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 4 | 0 | ||
| Chemical oxygen demand [COD] | 4 | 4 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 3 | 4 | 0 | ||
| Zinc, total recoverable | 3 | 4 | 0 | ||
| Aluminum, total recoverable | 3 | 4 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 4 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| E. coli | 4 | 0 | 0 | ||
| Copper, total recoverable | 3 | 0 | 0 | ||
| Rainfall | 1 | 0 | 0 | ||
| Storm water flow | 1 | 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
- 6Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 20, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| October 13, 2020 | WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP | ST6 |
| October 13, 2020 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| October 13, 2020 | Permit Violations - Violation Specified in Comment | ST6 |
| October 13, 2020 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| October 13, 2020 | 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 15, 2026.