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Town of Tiptonville

Sewage treatment plant, Tiptonville, Tennessee. NPDES permit TN0026409, in force until Aug 31, 2030. Last 12 months: over a limit 24 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form G monthly (28 values), outfall INF1 form G monthly (3 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
38 values over a limit, 0 required values missing, 0 of 13 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 24 values over a limit
Period endingParameterReportedLimitOver by
November 2025BOD, 5-day, 20 deg. C, monthly average49.5 mg/L≤ 45 mg/L10%
November 2025BOD, 5-day, 20 deg. C, weekly average333.066 lb/d≤ 279 lb/d19%
November 2025BOD, 5-day, 20 deg. C, weekly average64 mg/L≤ 50 mg/L28%
December 2025BOD, 5-day, 20 deg. C, daily maximum397.117 lb/d≤ 363 lb/d9%
December 2025BOD, 5-day, 20 deg. C, monthly average300.48 lb/d≤ 251 lb/d20%
December 2025BOD, 5-day, 20 deg. C, monthly average54.8 mg/L≤ 45 mg/L22%
December 2025BOD, 5-day, 20 deg. C, weekly average397.117 lb/d≤ 279 lb/d42%
December 2025BOD, 5-day, 20 deg. C, weekly average64 mg/L≤ 50 mg/L28%
January 2026BOD, 5-day, 20 deg. C, daily maximum101 mg/L≤ 65 mg/L55%
January 2026BOD, 5-day, 20 deg. C, daily maximum687.349 lb/d≤ 363 lb/d89%
January 2026BOD, 5-day, 20 deg. C, monthly average421.037 lb/d≤ 251 lb/d68%
January 2026BOD, 5-day, 20 deg. C, monthly average69.75 mg/L≤ 45 mg/L55%
January 2026BOD, 5-day, 20 deg. C, weekly average101 mg/L≤ 50 mg/L102%
January 2026BOD, 5-day, 20 deg. C, weekly average687.349 lb/d≤ 279 lb/d146%
January 2026BOD, 5-day, percent removal, monthly average minimum60.04 %≥ 65 %14%
April 2026BOD, 5-day, 20 deg. C, daily maximum607.694 lb/d≤ 363 lb/d67%
April 2026BOD, 5-day, 20 deg. C, daily maximum95 mg/L≤ 65 mg/L46%
April 2026BOD, 5-day, 20 deg. C, monthly average305.895 lb/d≤ 251 lb/d22%
April 2026BOD, 5-day, 20 deg. C, monthly average53 mg/L≤ 45 mg/L18%
April 2026BOD, 5-day, 20 deg. C, weekly average607.694 lb/d≤ 279 lb/d118%
April 2026BOD, 5-day, 20 deg. C, weekly average95 mg/L≤ 50 mg/L90%
April 2026BOD, 5-day, percent removal, monthly average minimum45.4 %≥ 65 %56%
May 2026BOD, 5-day, 20 deg. C, weekly average300.223 lb/d≤ 279 lb/d8%
May 2026BOD, 5-day, 20 deg. C, weekly average54 mg/L≤ 50 mg/L8%

Limits in force (31)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 1 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 50 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 65 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 251 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 279 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 363 lb/dall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 100 mg/Lall year001
Solids, total suspendedweekly average≤ 110 mg/Lall year001
Solids, total suspendeddaily maximum≤ 120 mg/Lall year001
Solids, total suspendedmonthly average≤ 559 lb/dall year001
Solids, total suspendedweekly average≤ 615 lb/dall year001
Solids, total suspendeddaily maximum≤ 670 lb/dall year001
Solids, settleabledaily maximum≤ 1 mL/Lall year001
Nitrogen, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, total [as N]daily maximumreport only (lb/d)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (lb/d)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ 2 mg/Lall year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. colidaily maximum≤ 410 #/100mLall year001
SSO, Dry Weathermonthly total≤ 0 occur/moall year001
SSO, Wet Weathermonthly total≤ 0 occur/moall year001
BOD, 5-day, percent removalmonthly average minimum≥ 65 %all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF1
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearINF1
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearINF1

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/TN0026409 · MCP: https://passage-data.com/mcp