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City of Red Boiling Springs

Sewage treatment plant, Red Boiling Springs, Tennessee. NPDES permit TN0067547, in force until Jun 30, 2029. Last 12 months: over a limit 7 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form G monthly (37 values), outfall INF1 form G monthly (4 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
23 values over a limit, 0 required values missing, 0 of 24 reports late

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

Period endingParameterReportedLimitOver by
October 2025BOD, carbonaceous [5 day, 20 C], daily maximum105 lb/d≤ 81 lb/d30%
October 2025BOD, carbonaceous [5 day, 20 C], monthly average61 lb/d≤ 54 lb/d13%
October 2025E. coli, monthly geometric mean174 #/100mL≤ 126 #/100mL38%
March 2026E. coli, monthly geometric mean160 #/100mL≤ 126 #/100mL27%
March 2026Nitrogen, ammonia total [as N], monthly average14 lb/d≤ 13.5 lb/d4%
September 2026E. coli, monthly geometric mean134 #/100mL≤ 126 #/100mL6%
September 2026Oxygen, dissolved [DO], instantaneous minimum5.6 mg/L≥ 6 mg/L7%

Limits in force (41)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year001
pHdaily minimum≥ 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≤ 271 lb/dall year001
Solids, total suspendeddaily maximum≤ 325 lb/dall year001
Solids, total suspendedweekly average≤ 298 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
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≤ 13.5 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 27 lb/dall year001
Nitrogen, ammonia total [as N]weekly average≤ 20 lb/dall 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 residualmonthly average≤ .05 mg/Lall year001
Chlorine, total residualdaily maximum≤ .08 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≤ 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≤ 54 lb/dall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 81 lb/dall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 68 lb/dall year001
BOD, carbonaceous, percent removalmonthly average minimum≥ 65 %all year001
LC50 Static 48Hr Acute Ceriodaphnia dubiaminimum≥ 76 %all year001
LC50 Static 48Hr Acute Pimephales promelasminimum≥ 76 %all year001
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/TN0067547 · MCP: https://passage-data.com/mcp