Clean Water Act discharge permit · NPDES MOG490348
SPRINGFIELD READY MIX COMPANY, Springfield, MO: NPDES MOG490348 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
SPRINGFIELD READY MIX COMPANY, held by Springfield Ready Mix Company, holds NPDES permit MOG490348, which discharges to Tributary To Tributary To North Branch Wilsons Cre. EPA’s file records it issued July 1, 2017 and expiring April 30, 2022. 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 | SPRINGFIELD READY MIX COMPANY |
|---|---|
| Permittee as filed | Springfield Ready Mix Company |
| NPDES ID | MOG490348 |
| 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 | July 1, 2017 |
| Expiration date | April 30, 2022 |
| Address | Springfield, MO 65802 |
| Receiving water | Tributary to Tributary to North Branch Wilsons Cre |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Headwaters Wilsons Creek (HUC 110100020301) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 5Under a numeric limit
- 6With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| pH | 4 | 73 | 5 | March 31, 2020 | |
| Solids, total suspended | 4 | 70 | 2 | March 31, 2021 | 504% over the limit |
| Solids, settleable | 4 | 68 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 4 | 68 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 66 | 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 21, 2022 | 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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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.