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Town of Livingston

Sewage treatment plant, major discharger, Livingston, Tennessee. NPDES permit TN0021873, in force until Jun 30, 2030. Last 12 months: over a limit 8 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form G monthly (40 values), outfall INF1 form G monthly (6 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
6 values over a limit, 0 required values missing, 0 of 15 reports late

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

Period endingParameterReportedLimitOver by
January 2026Chlorine, total residual, daily maximum.1 mg/L≤ .02 mg/L400%
January 2026Chlorine, total residual, monthly average.016 mg/L≤ .014 mg/L14%
March 2026Nitrogen, ammonia total [as N], weekly average5.4 mg/L≤ 4.5 mg/L20%
August 2026Nitrogen, ammonia total [as N], daily maximum4.96 mg/L≤ 3 mg/L65%
August 2026Nitrogen, ammonia total [as N], monthly average25.6 lb/d≤ 20 lb/d28%
August 2026Nitrogen, ammonia total [as N], monthly average3.25 mg/L≤ 1.5 mg/L117%
August 2026Nitrogen, ammonia total [as N], weekly average4.96 mg/L≤ 2.3 mg/L116%
August 2026Nitrogen, ammonia total [as N], weekly average40.3 lb/d≤ 31 lb/d30%

Limits in force (51)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedweekly average≤ 40 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 405 lb/dall year001
Solids, total suspendedweekly average≤ 540 lb/dall year001
Solids, settleabledaily maximum≤ 1 mL/Lall year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (lb/d)all year001
Nitrogen, total [as N]rolling average≤ 39452 lb/yrall year001
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ 4.5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly average≤ 2.3 mg/LMay–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 6 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 3 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 41 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 20 lb/dMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ 61 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly average≤ 31 lb/dMay–Oct001
Nitrite + Nitrate total [as N]monthly averagereport only (lb/d)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (lb/d)all year001
Phosphorus, total [as P]rolling average≤ 9855 lb/yrall 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 residualmonthly average≤ .014 mg/Lall year001
Chlorine, total residualdaily maximum≤ .02 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, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 20 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 135 lb/dall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 203 lb/dall year001
BOD, carbonaceous, percent removaldaily minimum≥ 40 %all year001
BOD, carbonaceous, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removaldaily minimum≥ 40 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum> 78 %all year001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasminimum> 78 %all year001
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF1
Solids, total suspendeddaily maximumreport 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
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all yearINF1
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all yearINF1

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TN0021873 · MCP: https://passage-data.com/mcp