Clean Water Act discharge permit · NPDES MOG490557
PRESTRESSED CASTING COMPANY, Springfield, MO: NPDES MOG490557 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
PRESTRESSED CASTING COMPANY, held by Keith Wallis, holds NPDES permit MOG490557, which discharges to Tributary To Wilson'S Creek. EPA’s file records it issued June 1, 2017 and expiring April 30, 2022. 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 | PRESTRESSED CASTING COMPANY |
|---|---|
| Permittee as filed | Keith Wallis |
| NPDES ID | MOG490557 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | June 1, 2017 |
| Expiration date | April 30, 2022 |
| Address | Springfield, MO 65807 |
| Receiving water | Tributary to Wilson's Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Headwaters Wilsons Creek (HUC 110100020301) |
| Other EPA IDs (FRS) | RCRA handler MOD985801356; ICIS-AIR source MO0000002907700204 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 5Pollutants on file
- 0Under a numeric limit
- 5With a violation of any kind
- 3With 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, settleable | 0 | 10 | 6 | June 30, 2015 | 8,100% over the limit |
| Solids, total suspended | 0 | 8 | 4 | June 30, 2015 | 27,043% over the limit |
| pH | 0 | 7 | 3 | June 30, 2015 | |
| Oil and grease [soxhlet extr.] tot. | 0 | 4 | 0 | ||
| Storm water flow | 0 | 4 | 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 |
|---|---|---|
| March 9, 2026 | WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP | 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 MOG490557 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.