Clean Water Act discharge permit · NPDES MO0107506
BLACK OAK LANDFILL, Hartville, MO: NPDES MO0107506 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 30Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
BLACK OAK LANDFILL, held by Waste Corporation of Missouri, Inc., holds NPDES permit MO0107506, which discharges to 8-20-13 Mudd V1.0. EPA’s file records it issued September 23, 2016 and expiring December 31, 2019. 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 | BLACK OAK LANDFILL |
|---|---|
| Permittee as filed | Waste Corporation of Missouri, Inc. |
| NPDES ID | MO0107506 |
| 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 |
| Program | Industrial stormwater |
| Issued | September 23, 2016 |
| Expiration date | December 31, 2019 |
| Issuing agency | MODNR-Water Protection Program |
| Address | Hartville, MO 65667 |
| Receiving water | 8-20-13 MUDD V1.0 |
| Subwatershed | Indian Creek-Gasconade River (HUC 102902010109) |
| SIC | 4953 – Refuse Systems |
| Other EPA IDs (FRS) | RCRA handler MOD985822238; ICIS-AIR source MO0000002922900022 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 35Pollutants on file
- 30Under a numeric limit
- 31With 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 |
|---|---|---|---|---|---|
| Iron, total recoverable | 3 | 38 | 32 | December 31, 2015 | 2,593% over the limit |
| Solids, total suspended | 3 | 26 | 20 | December 31, 2015 | 700% over the limit |
| Selenium, total recoverable | 6 | 18 | 12 | December 31, 2019 | 266% over the limit |
| Copper, total recoverable | 6 | 18 | 12 | December 31, 2019 | 15% over the limit |
| pH | 6 | 21 | 9 | September 30, 2023 | |
| Oxygen demand, chem. [high level] [COD] | 3 | 8 | 2 | June 30, 2013 | 18% over the limit |
| Lead, total recoverable | 3 | 4 | 1 | December 31, 2015 | 67% over the limit |
| Specific conductance | 0 | 13 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 3 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 3 | 6 | 0 | ||
| Fluoride | 3 | 6 | 0 | ||
| Nickel, total recoverable | 3 | 6 | 0 | ||
| Zinc, total recoverable | 3 | 6 | 0 | ||
| Chromium, trivalent total recoverable | 3 | 6 | 0 | ||
| Benzene | 3 | 6 | 0 | ||
| Rainfall | 3 | 6 | 0 | ||
| Storm water flow | 3 | 6 | 0 | ||
| Chlorides + Sulfates | 3 | 6 | 0 | ||
| Sulfate [as S] | 0 | 6 | 0 | ||
| Chloride | 0 | 6 | 0 | ||
| Boron, total recoverable | 3 | 5 | 0 | ||
| Arsenic, total recoverable | 6 | 3 | 0 | ||
| Thallium, total recoverable | 6 | 3 | 0 | ||
| Cobalt, total recoverable | 3 | 3 | 0 | ||
| Beryllium, total recoverable [as Be] | 3 | 3 | 0 | ||
| Silver total recoverable | 3 | 3 | 0 | ||
| Cadmium, total recoverable | 3 | 3 | 0 | ||
| Antimony, total recoverable | 3 | 3 | 0 | ||
| Mercury, total recoverable | 3 | 3 | 0 | ||
| Chromium, hexavalent dissolved [as Cr] | 0 | 3 | 0 | ||
| Barium, total recoverable | 0 | 2 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 0 | 0 | ||
| Solids, settleable | 3 | 0 | 0 | ||
| Manganese, total recoverable | 3 | 0 | 0 | ||
| Chromium, hexavalent tot recoverable | 3 | 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 |
|---|---|---|
| December 27, 2019 | Reporting Violations - Failure to Submit DMRs | 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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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 MO0107506 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.