Passage Data · Check a report · Use it from your AI

South 641 Water District

Sewage treatment plant, Hazel, Kentucky. NPDES permit KY0028371, in force until Oct 31, 2027. Last 12 months: over a limit 31 times (last August 2026), 4 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (44 values), form 4 yearly
Renewal application due
May 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
17 values over a limit, 0 required values missing, 6 of 13 reports late

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

All 31 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, 5-day, 20 deg. C, monthly average35 mg/L≤ 30 mg/L17%
October 2025BOD, 5-day, 20 deg. C, maximum weekly average52 mg/L≤ 45 mg/L16%
October 2025BOD, 5-day, percent removal, monthly average minimum76 %≥ 85 %60%
October 2025Solids, suspended percent removal, monthly average minimum72 %≥ 85 %87%
October 2025Solids, total suspended, monthly average31 mg/L≤ 30 mg/L3%
November 2025BOD, 5-day, 20 deg. C, monthly average31 mg/L≤ 30 mg/L3%
November 2025BOD, 5-day, percent removal, monthly average minimum82 %≥ 85 %20%
February 2026BOD, 5-day, percent removal, monthly average minimum73 %≥ 85 %80%
February 2026Solids, suspended percent removal, monthly average minimum34 %≥ 85 %340%
February 2026Solids, total suspended, monthly average12 lb/d≤ 9.26 lb/d30%
February 2026Solids, total suspended, monthly average55 mg/L≤ 30 mg/L83%
February 2026Solids, total suspended, maximum weekly average20 lb/d≤ 13.9 lb/d44%
February 2026Solids, total suspended, maximum weekly average79 mg/L≤ 45 mg/L76%
March 2026BOD, 5-day, percent removal, monthly average minimum84 %≥ 85 %7%
March 2026Solids, suspended percent removal, monthly average minimum67 %≥ 85 %120%
March 2026Solids, total suspended, monthly average10 lb/d≤ 9.26 lb/d8%
March 2026Solids, total suspended, monthly average40 mg/L≤ 30 mg/L33%
March 2026Solids, total suspended, maximum weekly average18 lb/d≤ 13.9 lb/d29%
March 2026Solids, total suspended, maximum weekly average80 mg/L≤ 45 mg/L78%
May 2026BOD, 5-day, 20 deg. C, monthly average17 lb/d≤ 9.26 lb/d84%
May 2026BOD, 5-day, 20 deg. C, maximum weekly average45 lb/d≤ 13.9 lb/d224%
May 2026Nitrogen, ammonia total [as N], monthly average8.89 lb/d≤ 6.2 lb/d43%
May 2026Solids, total suspended, monthly average11 lb/d≤ 9.26 lb/d19%
May 2026Solids, total suspended, maximum weekly average20 lb/d≤ 13.9 lb/d44%
June 2026Solids, suspended percent removal, monthly average minimum79 %≥ 85 %40%
June 2026Solids, total suspended, maximum weekly average14 lb/d≤ 13.9 lb/d1%
June 2026Solids, total suspended, maximum weekly average52 mg/L≤ 45 mg/L16%
July 2026E. coli, 30-day geometric mean6501 #/100mL≤ 130 #/100mL4901%
July 2026E. coli, 7-day geometric mean60000 #/100mL≤ 240 #/100mL24900%
August 2026E. coli, 30-day geometric mean1476 #/100mL≤ 130 #/100mL1035%
August 2026E. coli, 7-day geometric mean60000 #/100mL≤ 240 #/100mL24900%

Limits in force (46)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitaveragereport only (deg F)all year
Temperature, water deg. fahrenheitmaximumreport only (deg F)all year
Streamflowmonthly averagereport only (cfs)all year
Streamflowdaily maximumreport only (cfs)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 9.26 lb/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 13.9 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum weekly averagereport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 9.26 lb/dall year
Solids, total suspendedmaximum weekly average≤ 13.9 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmaximum weekly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 20 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 30 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 6.2 lb/dall year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmaximum weekly average≤ .08 MGDall year
Flow, in conduit or thru treatment plantmaximum weekly average≤ .05 MGDall year
Flow, in conduit or thru treatment plantmaximum weekly average≤ .03 MGDall year
Flow, in conduit or thru treatment plantmaximum weekly average≤ 0 MGDall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year
Chlorine, total residualmonthly average≤ .011 mg/Lall year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year
E. coli30-day geometric mean≤ 130 #/100mLall year
E. coli7-day geometric mean≤ 240 #/100mLall year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

Cited limits by parameter: Kentucky's rules and the federal ones.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KY0028371 · MCP: https://passage-data.com/mcp