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Tennessee Valley Authority (TVA)

Federal facility (Electric Services), major discharger, New Johnsonville, Tennessee. NPDES permit TN0082023, in force until Sep 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form G monthly (12 values)
Renewal application due
Apr 3, 2028 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 12 reports late

Limits in force (12)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximum≤ 30.5 deg C (alert, not enforceable)all year
Temperature, water deg. centigradevaluereport only (deg C)all year
Temp. diff. between samp. & upstrm deg. Cdaily maximum≤ 3 deg Call year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 100 mg/Lall year
Oil and grease, hexane extr methodmonthly average≤ 15 mg/Lall year
Oil and grease, hexane extr methoddaily maximum≤ 20 mg/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Temperature rate of change deg. C/hrdaily maximum≤ 2 deg C/hrall year

Cited limits by parameter: Tennessee's rules and the federal ones.

Same industry: the 15 Electric Services permits in Tennessee.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TN0082023 · MCP: https://passage-data.com/mcp