Clean Water Act discharge permit · NPDES MOG970045
ST. LOUIS COMPOSTING - HALL STREET, St. Louis, MO: NPDES MOG970045 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
ST. LOUIS COMPOSTING - HALL STREET, held by St. Louis Composting, Inc., holds NPDES permit MOG970045, which discharges to Tributary To Maline Creek. EPA’s file records it issued February 1, 2024 and expiring August 6, 2028. 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 | ST. LOUIS COMPOSTING - HALL STREET |
|---|---|
| Permittee as filed | St. Louis Composting, Inc. |
| NPDES ID | MOG970045 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | February 1, 2024 |
| Expiration date | August 6, 2028 |
| Address | St. Louis, MO 63147 |
| Receiving water | Tributary to Maline Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Maline Creek-Mississippi River (HUC 071401010401) |
| NAICS | 325314 – Fertilizer [Mixing Only] Manufacturing |
| SIC | 2875 – Fertilizers, Mixing Only |
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
- 10Under a numeric limit
- 5With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 2 | 9 | 5 | March 31, 2015 | 196% over the limit |
| Rainfall | 2 | 30 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 4 | 0 | ||
| pH | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Nitrogen, total [as N] | 2 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 0 | 0 | ||
| Phosphorus, total [as P] | 2 | 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 |
|---|---|---|
| November 14, 2023 | 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.
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 MOG970045 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.