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Town of Jasper

Sewage treatment plant, Jasper, Tennessee. NPDES permit TN0054585, in force until Aug 31, 2030. Last 12 months: over a limit 11 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form G monthly (31 values), outfall INF1 form G monthly (6 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
35 values over a limit, 2 required values missing, 1 of 13 reports late

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

Period endingParameterReportedLimitOver by
October 2025BOD, 5-day, 20 deg. C, daily maximum57 mg/L≤ 45 mg/L27%
October 2025BOD, 5-day, 20 deg. C, monthly average33.2 mg/L≤ 30 mg/L11%
October 2025BOD, 5-day, 20 deg. C, weekly average44.7 mg/L≤ 40 mg/L12%
November 2025BOD, 5-day, 20 deg. C, daily maximum65 mg/L≤ 45 mg/L44%
November 2025BOD, 5-day, 20 deg. C, monthly average37.583 mg/L≤ 30 mg/L25%
November 2025BOD, 5-day, 20 deg. C, weekly average48.7 mg/L≤ 40 mg/L22%
December 2025BOD, 5-day, 20 deg. C, daily maximum65 mg/L≤ 45 mg/L44%
December 2025BOD, 5-day, 20 deg. C, monthly average40.8 mg/L≤ 30 mg/L36%
December 2025BOD, 5-day, 20 deg. C, weekly average42.7 mg/L≤ 40 mg/L7%
April 2026BOD, 5-day, 20 deg. C, monthly average33.2 mg/L≤ 30 mg/L11%
July 2026BOD, 5-day, 20 deg. C, daily maximum48 mg/L≤ 45 mg/L7%

Limits in force (37)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 1 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. Cdaily maximum≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 195 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 293 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 260 lb/dall year001
pHdaily minimum≥ 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≤ 195 lb/dall year001
Solids, total suspendeddaily maximum≤ 293 lb/dall year001
Solids, total suspendedweekly average≤ 260 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. coligeometric 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, 5-day, percent removalmonthly average minimum≥ 65 %all year001
Solids, suspended percent removalmonthly average minimum≥ 65 %all year001
LC50 Static 48Hr Acute Ceriodaphnia dubiaminimum≥ 33 %all year001
LC50 Static 48Hr Acute Pimephales promelasminimum≥ 33 %all year001
BOD, 5-day, 20 deg. Cmonthly averagereport 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 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

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/TN0054585 · MCP: https://passage-data.com/mcp