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City of Ripley

Sewage treatment plant, major discharger, Ripley, Tennessee. NPDES permit TN0078191, in force until Dec 31, 2030. Last 12 months: over a limit 6 times (last September 2026), 1 required value missing, 5 of 21 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form G monthly (29 values), outfall INF1 form G monthly (6 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
17 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025E. coli, daily maximum1986.3 #/100mL≤ 941 #/100mL111%
October 2025pH, daily maximum9.1 SU≤ 9 SU—
April 2026E. coli, daily maximum> 2419.6 #/100mL≤ 410 #/100mL—
June 2026E. coli, daily maximum1299.7 #/100mL≤ 410 #/100mL217%
August 2026E. coli, daily maximum2419.6 #/100mL≤ 410 #/100mL490%
September 2026E. coli, daily maximum2419.6 #/100mL≤ 410 #/100mL490%

Limits in force (35)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 1 mg/Lall year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 55 mg/Lall year001
Solids, total suspendedweekly average≤ 80 mg/Lall year001
Solids, total suspendeddaily maximum≤ 110 mg/Lall year001
Solids, total suspendedmonthly average≤ 1422 lb/dall year001
Solids, total suspendedweekly average≤ 2068 lb/dall year001
Solids, total suspendeddaily maximum≤ 2844 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, carbonaceous [5 day, 20 C]monthly average≤ 30 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 45 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 60 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 776 lb/dall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 1163 lb/dall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 1551 lb/dall year001
BOD, carbonaceous, percent removalmonthly average minimum≥ 65 %all year001
Solids, suspended percent removalmonthly average minimum≥ 65 %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/TN0078191 · MCP: https://passage-data.com/mcp