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City of Piperton

Sewage treatment plant, major discharger, Piperton, Tennessee. NPDES permit TN0080764, in force until Jun 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form G monthly (41 values), outfall INF1 form G monthly (6 values)
Renewal application due
Jan 2, 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, 2 of 24 reports late

Limits in force (47)

ParameterStatisticLimitMonthsOutfall
Hydrogen peroxidemonthly averagereport only (mg/L)all year001
Hydrogen peroxidedaily maximumreport only (mg/L)all year001
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 20 mg/Lall year001
Solids, total suspendedweekly average≤ 25 mg/Lall year001
Solids, total suspendeddaily maximum≤ 30 mg/Lall year001
Solids, total suspendedmonthly average≤ 500 lb/dall year001
Solids, total suspendedweekly average≤ 625 lb/dall year001
Solids, settleabledaily maximum≤ 1 mL/Lall year001
Nitrogen, total [as N]monthly averagereport only (mg/L)May–Oct001
Nitrogen, total [as N]monthly averagereport only (lb/d)May–Oct001
Nitrogen, total [as N]annual total≤ 45662 lb/yrMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/Lall year001
Nitrogen, ammonia total [as N]weekly average≤ 7.5 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 125 lb/dall year001
Nitrogen, ammonia total [as N]weekly average≤ 187 lb/dall year001
Phosphorus, total [as P]monthly averagereport only (mg/L)May–Oct001
Phosphorus, total [as P]monthly averagereport only (lb/d)May–Oct001
Phosphorus, total [as P]annual total≤ 9132 lb/yrMay–Oct001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. colidaily maximum≤ 941 #/100mLall year001
Peracetic Acidmonthly averagereport only (mg/L)all year001
Peracetic Aciddaily maximumreport only (mg/L)all 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≤ 20 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 25 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 30 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 500 lb/dall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 625 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 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum> 3.6 %all year001
IC25 Static Renewal 7 Day Chronic Pimephalesminimum> 3.6 %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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TN0080764 · MCP: https://passage-data.com/mcp