NPDES MOR040039 · Clean Water Act
OFALLON PHASE II MS4, Ofallon, MO: NPDES MOR040039 discharge permit, effluent exceedances, inspections, penalties
OFALLON PHASE II MS4, Ofallon, Missouri: General permit coverage MOR040039, held by O'FALLON, CITY OF; Small municipal storm sewer systems; Administratively continued; issued December 12, 2016, term to September 30, 2021, by MODNR-St. Louis Regional Office; discharges to Peruque Cr..
- Report due [yrmoda]: 1 limit, 1 violation of any kind.
- March 11, 2024: WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP (ST6).
- March 11, 2024: Permit Violations - Violation Specified in Comment (ST6).
Missouri holds 97 Small municipal storm sewer systems coverages of this permit type in EPA’s file; 3 were issued before MOR040039.
Coverages issued nearest MOR040039
- 2008-06-20: ST. PETERS SMALL MS4, St. Peters: MOR040044, held by ST. PETERS, CITY OF
- 2008-07-03: NEOSHO PHASE II MS4, Neosho: MOR040079, held by CITY OF NEOSHO
- 2016-12-01: FORT LEONARD WOOD PHASE II MS4, Fort Leonard Wood: MOR040088, held by Director of Public Works, Env Division
- 2016-12-14: MSD PHASE II MS4, St Louis: MOR040005, held by MSD PLUS 60 CONT AUTHORI
- 2016-12-30: WASHINGTON SMALL MS4, Washington: MOR040040, held by City of Washington
- 2017-01-15: GREENE COUNTY PHASE II MS4, Springfield: MOR040014, held by Greene County Commission
- 2021-10-01: CARTERVILLE PHASE II MS4, Carterville: MOR04C002, held by City of Carterville
- 2021-10-01: SEDALIA PHASE II MS4, Sedalia: MOR04C003, held by City of Sedalia
OFALLON PHASE II MS4 among its neighbors
48 discharge permits are in the Peruque Creek subwatershed (HUC 071100090102); MOR040039 is one. Its county: 774, 9 major; MOR040039 is minor permit.
Other permits in the Peruque Creek subwatershed (HUC 071100090102)
- 2.486 ACRES VETERANS MEMORIAL PARKWAY, Ofallon: MORA25363, minor, term to 2027-02-07
- AFB INTERNATIONAL, Ofallon: MOR130106, minor, term to 2023-09-06
- AXENS NORTH AMERICA O'FALLON, Ofallon: MOR23A148, minor, term to 2020-10-31
- BRECKENRIDGE PLANT 09 O'FALLON, O'Fallon: MOG490726, minor, term to 2022-04-30
- BROCKS TREE SERVICE, Ofallon: MORA25240, minor, term to 2027-02-07
- BROOKSIDE ADDITION, O'Fallon: MORA20942, minor, term to 2027-02-07
- BROOKSIDE ADDITION EAST, Wentzville: MORA24772, minor, term to 2027-02-07
- BURNETT TRACT, St Charles: MORA29244, minor, term to 2027-02-07
- CITY OF O'FALLON, O'Fallon: MOL028720, minor, term to 2025-12-31
- CMC REBAR - ST. LOUIS, O'Fallon: MOR203505, minor, term to 2024-08-31
Identity
| Facility | OFALLON PHASE II MS4 |
|---|---|
| Permittee | O'FALLON, CITY OF |
| NPDES ID | MOR040039 |
| Status | Administratively continued |
| Type | General permit coverage |
| Class | Minor |
| Facility type | Non-POTW |
| Program | Small municipal storm sewer systems |
| Issued | December 12, 2016 |
| Expires | September 30, 2021 |
| Agency | MODNR-St. Louis Regional Office |
| Address | Ofallon, MO 63366 |
| Receiving water | Peruque Cr. |
| Subwatershed | Peruque Creek (HUC 071100090102) |
NPDES MOR040039: effluent limits and exceedances
OFALLON PHASE II MS4 (NPDES MOR040039): 1 pollutants on file, 1 limited; 1 with a violation of any kind, 0 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Report due [yrmoda] | 1 | 1 | 0 |
NPDES MOR040039: inspections, violations and enforcement
NPDES MOR040039: 2 single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 11, 2024 | WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP | ST6 |
| March 11, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
NPDES MOR040039 (OFALLON PHASE II MS4): no inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES MOR040039
NPDES MOR040039: one email when its EPA record changes — $99/month.
Permits near NPDES MOR040039
NPDES MOR040039: 1 pollutant rows, 2 dated events; ICIS-NPDES download, loaded September 15, 2026.