Clean Water Act discharge permit · NPDES TNG110041
MEMPHIS READY MIX WALKER AVENUE PLANT, Memphis, TN: NPDES TNG110041 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
MEMPHIS READY MIX WALKER AVENUE PLANT, held by Memphis Ready Mix, holds NPDES permit TNG110041, which discharges to Nonconnah. EPA’s file records it issued November 14, 2017 and expiring October 31, 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 | MEMPHIS READY MIX WALKER AVENUE PLANT |
|---|---|
| Permittee as filed | Memphis Ready Mix |
| NPDES ID | TNG110041 |
| 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 |
| Issued | November 14, 2017 |
| Expiration date | October 31, 2022 |
| Issuing agency | TDEC - DWR |
| Address | Memphis, TN 38106 |
| Receiving water | Nonconnah |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Loosahatchie Bar-Mississippi River (HUC 080101000703) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 4Pollutants on file
- 4Under a numeric limit
- 4With 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 |
|---|---|---|---|---|---|
| pH | 4 | 21 | 19 | December 31, 2022 | |
| Solids, total suspended | 2 | 18 | 17 | June 30, 2021 | 244% over the limit |
| Iron, total [as Fe] | 2 | 4 | 3 | June 30, 2009 | 696% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 1 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TNG110041.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TNG110041.
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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 TNG110041 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.