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Morristown Utilities Commission

Sewage treatment plant, major discharger, Morristown, Tennessee. NPDES permit TN0068187, in force until Mar 31, 2030. Last 12 months: over a limit 9 times (last June 2026), 1 of 24 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form T2 monthly (108 values), outfall INF1 form G monthly (30 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
6 values over a limit, 0 required values missing, 1 of 17 reports late

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

Period endingParameterReportedLimitOver by
February 2026BOD, 5-day, 20 deg. C, monthly average31 mg/L≤ 30 mg/L3%
February 2026Nitrogen, ammonia total [as N], daily maximum46 mg/L≤ 20 mg/L130%
February 2026Nitrogen, ammonia total [as N], monthly average17 mg/L≤ 10 mg/L70%
February 2026Nitrogen, ammonia total [as N], monthly average63 lb/d≤ 42 lb/d50%
February 2026Nitrogen, ammonia total [as N], weekly average156 lb/d≤ 63 lb/d148%
February 2026Nitrogen, ammonia total [as N], weekly average42 mg/L≤ 15 mg/L180%
February 2026Solids, total suspended, monthly average32 mg/L≤ 30 mg/L7%
April 2026Solids, total suspended, monthly average33 mg/L≤ 30 mg/L10%
June 2026SSO, Dry Weather, monthly total1 occur/mo≤ 0 occur/mo—

Limits in force (138)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year001
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year001
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 40 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 40 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 40 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 125 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 125 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 125 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 167 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 167 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 167 lb/dall year001
pHminimum≥ 6 SUall year001
pHminimum≥ 6 SUall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedweekly average≤ 40 mg/Lall year001
Solids, total suspendedweekly average≤ 40 mg/Lall year001
Solids, total suspendedweekly average≤ 40 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 125 lb/dall year001
Solids, total suspendedmonthly average≤ 125 lb/dall year001
Solids, total suspendedmonthly average≤ 125 lb/dall year001
Solids, total suspendedweekly average≤ 167 lb/dall year001
Solids, total suspendedweekly average≤ 167 lb/dall year001
Solids, total suspendedweekly average≤ 167 lb/dall year001
Solids, settleabledaily maximum≤ 1 mL/Lall year001
Solids, settleabledaily maximum≤ 1 mL/Lall 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 (mg/L)all year001
Nitrogen, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]weekly average≤ 15 mg/Lall year001
Nitrogen, ammonia total [as N]weekly average≤ 15 mg/Lall year001
Nitrogen, ammonia total [as N]weekly average≤ 15 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 20 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 20 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 20 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 42 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 42 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 42 lb/dall year001
Nitrogen, ammonia total [as N]weekly average≤ 63 lb/dall year001
Nitrogen, ammonia total [as N]weekly average≤ 63 lb/dall year001
Nitrogen, ammonia total [as N]weekly average≤ 63 lb/dall year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ 2 mg/Lall year001
Chlorine, total residualdaily maximum≤ 2 mg/Lall year001
Chlorine, total residualdaily maximum≤ 2 mg/Lall year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. colidaily maximum≤ 410 #/100mLall year001
E. colidaily maximum≤ 410 #/100mLall year001
E. colidaily maximum≤ 410 #/100mLall year001
SSO, Dry Weathermonthly total≤ 0 occur/moall year001
SSO, Dry Weathermonthly total≤ 0 occur/moall year001
SSO, Dry Weathermonthly total≤ 0 occur/moall year001
SSO, Wet Weathermonthly total≤ 0 occur/moall year001
SSO, Wet Weathermonthly total≤ 0 occur/moall year001
SSO, Wet Weathermonthly total≤ 0 occur/moall year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, percent removaldaily minimum≥ 40 %all year001
BOD, 5-day, percent removaldaily minimum≥ 40 %all year001
BOD, 5-day, percent removaldaily minimum≥ 40 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removaldaily minimum≥ 40 %all year001
Solids, suspended percent removaldaily minimum≥ 40 %all year001
Solids, suspended percent removaldaily minimum≥ 40 %all year001
LC50 Static 48Hr Acute Ceriodaphnia dubiaminimum≥ .8 %all year001
LC50 Static 48Hr Acute Ceriodaphnia dubiaminimum≥ .8 %all year001
LC50 Static 48Hr Acute Ceriodaphnia dubiaminimum≥ .8 %all year001
LC50 Static 48Hr Acute Pimephales promelasminimum≥ .8 %all year001
LC50 Static 48Hr Acute Pimephales promelasminimum≥ .8 %all year001
LC50 Static 48Hr Acute Pimephales promelasminimum≥ .8 %all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF1
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF1
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF1
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearINF1
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearINF1
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearINF1
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF1
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF1
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF1
Solids, total suspendeddaily maximumreport only (mg/L)all yearINF1
Solids, total suspendeddaily maximumreport only (mg/L)all yearINF1
Solids, total suspendeddaily maximumreport only (mg/L)all yearINF1
Nitrogen, total [as N]quarterly averagereport only (mg/L)Mar, Jun, Sep, DecINF1
Nitrogen, total [as N]quarterly averagereport only (mg/L)Mar, Jun, Sep, DecINF1
Nitrogen, total [as N]quarterly averagereport only (mg/L)Mar, Jun, Sep, DecINF1
Nitrogen, total [as N]quarterly averagereport only (lb/d)Mar, Jun, Sep, DecINF1
Nitrogen, total [as N]quarterly averagereport only (lb/d)Mar, Jun, Sep, DecINF1
Nitrogen, total [as N]quarterly averagereport only (lb/d)Mar, Jun, Sep, DecINF1
Phosphorus, total [as P]quarterly averagereport only (mg/L)Mar, Jun, Sep, DecINF1
Phosphorus, total [as P]quarterly averagereport only (mg/L)Mar, Jun, Sep, DecINF1
Phosphorus, total [as P]quarterly averagereport only (mg/L)Mar, Jun, Sep, DecINF1
Phosphorus, total [as P]quarterly averagereport only (lb/d)Mar, Jun, Sep, DecINF1
Phosphorus, total [as P]quarterly averagereport only (lb/d)Mar, Jun, Sep, DecINF1
Phosphorus, total [as P]quarterly averagereport only (lb/d)Mar, Jun, Sep, DecINF1
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearINF1
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)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
Flow, in conduit or thru treatment plantdaily maximumreport 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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TN0068187 · MCP: https://passage-data.com/mcp