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Clean Water Act discharge permit · NPDES TNR113385

TEMPORARY STOCKPILE AT MBWWTP, Chattanooga, TN: NPDES TNR113385 discharge permit, effluent exceedances, inspections, penalties

TEMPORARY STOCKPILE AT MBWWTP, held by City of Chattanooga, holds NPDES permit TNR113385, which discharges to Tennessee River (Chattanooga Area - Nickajack). EPA’s file records it issued January 31, 2020 and expiring September 30, 2021. 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.

What the register holds for TEMPORARY STOCKPILE AT MBWWTP: its NPDES ID, its permit type and status, its dates, its address in Chattanooga, Tennessee, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TNR113385.

Identity

Facility as filedTEMPORARY STOCKPILE AT MBWWTP
Permittee as filedCity of Chattanooga
NPDES IDTNR113385
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 31, 2020
Expiration dateSeptember 30, 2021
Issuing agencyTDEC - DWR
AddressChattanooga, TN 37402
Receiving waterTennessee River (Chattanooga Area - Nickajack)
Receiving water impaired303(D) Listed
SubwatershedTennessee River-Nickajack Lake Upper (HUC 060200011202)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TNR113385.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES TNR113385.

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, TNR113385.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 TNR113385 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.