Clean Water Act discharge permit · NPDES MO0001881
DOE RUN CO. SWEETWATER, Ellington, MO: NPDES MO0001881 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
DOE RUN CO. SWEETWATER, held by The Doe Run Resources Corp, holds NPDES permit MO0001881, which discharges to Adair Creek. EPA’s file records it issued February 1, 2021 and expiring September 30, 2024. 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 | DOE RUN CO. SWEETWATER |
|---|---|
| Permittee as filed | The Doe Run Resources Corp |
| NPDES ID | MO0001881 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 1, 2021 |
| Expiration date | September 30, 2024 |
| Address | Ellington, MO 63638 |
| Receiving water | Adair Creek |
| Subwatershed | Headwaters Logan Creek (HUC 110100070401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 15Pollutants on file
- 13Under a numeric limit
- 9With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Lead, total recoverable | 5 | 99 | 85 | September 30, 2017 | 9,471% over the limit |
| Cadmium, total recoverable | 5 | 29 | 15 | April 30, 2017 | 1,700% over the limit |
| Toxicity [chronic], Ceriodaphnia dubia | 1 | 8 | 7 | December 31, 2016 | 415% over the limit |
| Solids, total suspended | 3 | 10 | 6 | April 30, 2017 | 657% over the limit |
| Zinc, total recoverable | 5 | 13 | 3 | December 31, 2025 | 52% over the limit |
| Copper, total recoverable | 5 | 5 | 1 | October 31, 2014 | 41% over the limit |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | 1 | 2 | 1 | September 30, 2010 | 900% over the limit |
| Nitrogen, nitrate total [as N] | 0 | 10 | 0 | ||
| Hardness, total [as CaCO3] | 0 | 4 | 0 | ||
| pH | 3 | 0 | 0 | ||
| Iron, total recoverable | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Mercury, total recoverable | 2 | 0 | 0 | ||
| Rainfall | 1 | 0 | 0 | ||
| Mercury, total [as Hg] | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 31, 2018 | 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 MO0001881 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.