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Inez STP

Sewage treatment plant, Inez, Kentucky. NPDES permit KY0079316, in force until Nov 30, 2030. Last 12 months: over a limit 135 times (last August 2026), 2 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (35 values), form 4 yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
124 values over a limit, 0 required values missing, 0 of 17 reports late

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

All 135 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum47 %≥ 85 %253%
October 2025BOD, carbonaceous [5 day, 20 C], monthly average33.24 lb/d≤ 21.68 lb/d53%
October 2025BOD, carbonaceous [5 day, 20 C], monthly average40 mg/L≤ 10 mg/L300%
October 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average63.75 lb/d≤ 32.52 lb/d96%
October 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average91 mg/L≤ 15 mg/L507%
October 2025E. coli, 7-day geometric mean659 #/100mL≤ 240 #/100mL175%
October 2025Nitrogen, ammonia total [as N], daily maximum18.6 mg/L≤ 3 mg/L520%
October 2025Nitrogen, ammonia total [as N], monthly average13.5 mg/L≤ 2 mg/L575%
October 2025Solids, total suspended, monthly average37 mg/L≤ 30 mg/L23%
October 2025Solids, total suspended, maximum weekly average115.09 lb/d≤ 97.57 lb/d18%
October 2025Solids, total suspended, maximum weekly average120 mg/L≤ 45 mg/L167%
October 2025pH, minimum5.3 SU≥ 6 SU—
November 2025BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum35 %≥ 85 %333%
November 2025BOD, carbonaceous [5 day, 20 C], monthly average47.337 lb/d≤ 21.68 lb/d118%
November 2025BOD, carbonaceous [5 day, 20 C], monthly average66 mg/L≤ 10 mg/L560%
November 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average60.248 lb/d≤ 32.52 lb/d85%
November 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average84 mg/L≤ 15 mg/L460%
November 2025Nitrogen, ammonia total [as N], daily maximum27.6 mg/L≤ 10.5 mg/L163%
November 2025Nitrogen, ammonia total [as N], monthly average22.575 mg/L≤ 7 mg/L223%
November 2025Oxygen, dissolved [DO], instantaneous minimum2.3 mg/L≥ 7 mg/L67%
December 2025BOD, 5-day, percent removal, monthly average minimum0 %≥ 85 %567%
December 2025BOD, carbonaceous [5 day, 20 C], daily maximum61.649 lb/d≤ 32.5 lb/d90%
December 2025BOD, carbonaceous [5 day, 20 C], monthly average50.28 lb/d≤ 21.7 lb/d132%
December 2025BOD, carbonaceous [5 day, 20 C], monthly average62.8 mg/L≤ 10 mg/L528%
December 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average77 mg/L≤ 15 mg/L413%
December 2025Nitrogen, ammonia total [as N], daily maximum31.22 lb/d≤ 23.9 lb/d31%
December 2025Nitrogen, ammonia total [as N], daily maximum39 mg/L≤ 10.5 mg/L271%
December 2025Nitrogen, ammonia total [as N], monthly average27.95 lb/d≤ 15.2 lb/d84%
December 2025Nitrogen, ammonia total [as N], monthly average37.92 mg/L≤ 7 mg/L442%
January 2026BOD, 5-day, percent removal, monthly average minimum58 %≥ 85 %180%
January 2026BOD, carbonaceous [5 day, 20 C], daily maximum59.197 lb/d≤ 32.5 lb/d82%
January 2026BOD, carbonaceous [5 day, 20 C], monthly average50.279 lb/d≤ 21.7 lb/d132%
January 2026BOD, carbonaceous [5 day, 20 C], monthly average66.25 mg/L≤ 10 mg/L563%
January 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average78 mg/L≤ 15 mg/L420%
January 2026Nitrogen, ammonia total [as N], daily maximum37.26 lb/d≤ 23.9 lb/d56%
January 2026Nitrogen, ammonia total [as N], daily maximum49.1 mg/L≤ 10.5 mg/L368%
January 2026Nitrogen, ammonia total [as N], monthly average29.71 lb/d≤ 15.2 lb/d95%
January 2026Nitrogen, ammonia total [as N], monthly average39.15 mg/L≤ 7 mg/L459%
January 2026Solids, suspended percent removal, monthly average minimum67 %≥ 85 %120%
January 2026Solids, total suspended, monthly average51.75 mg/L≤ 30 mg/L73%
January 2026Solids, total suspended, maximum weekly average78 mg/L≤ 45 mg/L73%
February 2026BOD, 5-day, percent removal, monthly average minimum35 %≥ 85 %333%
February 2026BOD, carbonaceous [5 day, 20 C], daily maximum112.289 lb/d≤ 32.5 lb/d246%
February 2026BOD, carbonaceous [5 day, 20 C], monthly average70.59 lb/d≤ 21.7 lb/d225%
February 2026BOD, carbonaceous [5 day, 20 C], monthly average85.5 mg/L≤ 10 mg/L755%
February 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average136 mg/L≤ 15 mg/L807%
February 2026E. coli, 7-day geometric mean2420 #/100mL≤ 240 #/100mL908%
February 2026Nitrogen, ammonia total [as N], daily maximum28.07 lb/d≤ 23.9 lb/d17%
February 2026Nitrogen, ammonia total [as N], daily maximum34 mg/L≤ 10.5 mg/L224%
February 2026Nitrogen, ammonia total [as N], monthly average24.89 lb/d≤ 15.2 lb/d64%
February 2026Nitrogen, ammonia total [as N], monthly average30.15 mg/L≤ 7 mg/L331%
February 2026Solids, suspended percent removal, monthly average minimum78 %≥ 85 %47%
February 2026Solids, total suspended, monthly average62.75 mg/L≤ 30 mg/L109%
February 2026Solids, total suspended, maximum weekly average88 mg/L≤ 45 mg/L96%
March 2026BOD, 5-day, percent removal, monthly average minimum13 %≥ 85 %480%
March 2026BOD, carbonaceous [5 day, 20 C], daily maximum146.425 lb/d≤ 32.5 lb/d351%
March 2026BOD, carbonaceous [5 day, 20 C], monthly average120.94 lb/d≤ 21.7 lb/d457%
March 2026BOD, carbonaceous [5 day, 20 C], monthly average149.5 mg/L≤ 10 mg/L1395%
March 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average181 mg/L≤ 15 mg/L1107%
March 2026E. coli, 7-day geometric mean422 #/100mL≤ 240 #/100mL76%
March 2026Nitrogen, ammonia total [as N], daily maximum32.278 lb/d≤ 23.9 lb/d35%
March 2026Nitrogen, ammonia total [as N], daily maximum39.9 mg/L≤ 10.5 mg/L280%
March 2026Nitrogen, ammonia total [as N], monthly average29.365 lb/d≤ 15.2 lb/d93%
March 2026Nitrogen, ammonia total [as N], monthly average36.3 mg/L≤ 7 mg/L419%
March 2026Oxygen, dissolved [DO], instantaneous minimum2.86 mg/L≥ 7 mg/L59%
March 2026Solids, suspended percent removal, monthly average minimum9 %≥ 85 %507%
March 2026pH, minimum4.96 SU≥ 6 SU—
April 2026BOD, 5-day, percent removal, monthly average minimum0 %≥ 85 %567%
April 2026BOD, carbonaceous [5 day, 20 C], daily maximum207.165 lb/d≤ 32.5 lb/d537%
April 2026BOD, carbonaceous [5 day, 20 C], monthly average133.6 mg/L≤ 10 mg/L1236%
April 2026BOD, carbonaceous [5 day, 20 C], monthly average153.76 lb/d≤ 21.7 lb/d609%
April 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average180 mg/L≤ 15 mg/L1100%
April 2026E. coli, 30-day geometric mean509 #/100mL≤ 130 #/100mL292%
April 2026E. coli, 7-day geometric mean2420 #/100mL≤ 240 #/100mL908%
April 2026Nitrogen, ammonia total [as N], daily maximum37.2 mg/L≤ 10.5 mg/L254%
April 2026Nitrogen, ammonia total [as N], daily maximum42.814 lb/d≤ 23.9 lb/d79%
April 2026Nitrogen, ammonia total [as N], monthly average30.38 mg/L≤ 7 mg/L334%
April 2026Nitrogen, ammonia total [as N], monthly average34.96 lb/d≤ 15.2 lb/d130%
April 2026Oxygen, dissolved [DO], instantaneous minimum3.21 mg/L≥ 7 mg/L54%
April 2026Solids, suspended percent removal, monthly average minimum23 %≥ 85 %413%
April 2026Solids, total suspended, monthly average34 mg/L≤ 30 mg/L13%
May 2026BOD, 5-day, percent removal, monthly average minimum12 %≥ 85 %487%
May 2026BOD, carbonaceous [5 day, 20 C], daily maximum132.37 lb/d≤ 32.5 lb/d307%
May 2026BOD, carbonaceous [5 day, 20 C], monthly average78.5 mg/L≤ 10 mg/L685%
May 2026BOD, carbonaceous [5 day, 20 C], monthly average81.18 lb/d≤ 21.7 lb/d274%
May 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average128 mg/L≤ 15 mg/L753%
May 2026E. coli, 30-day geometric mean345 #/100mL≤ 130 #/100mL165%
May 2026E. coli, 7-day geometric mean2420 #/100mL≤ 240 #/100mL908%
May 2026Nitrogen, ammonia total [as N], daily maximum37.7 mg/L≤ 3 mg/L1157%
May 2026Nitrogen, ammonia total [as N], daily maximum38.987 lb/d≤ 6.1 lb/d539%
May 2026Nitrogen, ammonia total [as N], monthly average33.6 mg/L≤ 2 mg/L1580%
May 2026Nitrogen, ammonia total [as N], monthly average34.747 lb/d≤ 4.3 lb/d708%
May 2026Oxygen, dissolved [DO], instantaneous minimum.12 mg/L≥ 7 mg/L98%
May 2026Solids, suspended percent removal, monthly average minimum67 %≥ 85 %120%
May 2026Solids, total suspended, monthly average34.25 mg/L≤ 30 mg/L14%
May 2026Solids, total suspended, maximum weekly average68 mg/L≤ 45 mg/L51%
June 2026BOD, 5-day, percent removal, monthly average minimum31 %≥ 85 %360%
June 2026BOD, carbonaceous [5 day, 20 C], daily maximum147.517 lb/d≤ 32.5 lb/d354%
June 2026BOD, carbonaceous [5 day, 20 C], monthly average78.75 mg/L≤ 10 mg/L688%
June 2026BOD, carbonaceous [5 day, 20 C], monthly average86.69 lb/d≤ 21.7 lb/d299%
June 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average134 mg/L≤ 15 mg/L793%
June 2026E. coli, 7-day geometric mean2420 #/100mL≤ 240 #/100mL908%
June 2026Nitrogen, ammonia total [as N], daily maximum44.5 mg/L≤ 3 mg/L1383%
June 2026Nitrogen, ammonia total [as N], daily maximum48.989 lb/d≤ 6.1 lb/d703%
June 2026Nitrogen, ammonia total [as N], monthly average37.725 mg/L≤ 2 mg/L1786%
June 2026Nitrogen, ammonia total [as N], monthly average41.53 lb/d≤ 4.3 lb/d866%
June 2026Solids, suspended percent removal, monthly average minimum84 %≥ 85 %7%
June 2026Solids, total suspended, monthly average34.75 mg/L≤ 30 mg/L16%
July 2026BOD, 5-day, percent removal, monthly average minimum0 %≥ 85 %567%
July 2026BOD, carbonaceous [5 day, 20 C], daily maximum173.67 lb/d≤ 32.5 lb/d434%
July 2026BOD, carbonaceous [5 day, 20 C], monthly average39.298 lb/d≤ 21.7 lb/d81%
July 2026BOD, carbonaceous [5 day, 20 C], monthly average62 mg/L≤ 10 mg/L520%
July 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average274 mg/L≤ 15 mg/L1727%
July 2026E. coli, 30-day geometric mean509 #/100mL≤ 130 #/100mL292%
July 2026E. coli, 7-day geometric mean2420 #/100mL≤ 240 #/100mL908%
July 2026Nitrogen, ammonia total [as N], daily maximum26.114 lb/d≤ 6.1 lb/d328%
July 2026Nitrogen, ammonia total [as N], daily maximum41.2 mg/L≤ 3 mg/L1273%
July 2026Nitrogen, ammonia total [as N], monthly average20.929 lb/d≤ 4.3 lb/d387%
July 2026Nitrogen, ammonia total [as N], monthly average33.02 mg/L≤ 2 mg/L1551%
July 2026Oxygen, dissolved [DO], instantaneous minimum4.14 mg/L≥ 7 mg/L41%
August 2026BOD, 5-day, percent removal, monthly average minimum0 %≥ 85 %567%
August 2026BOD, carbonaceous [5 day, 20 C], daily maximum148.018 lb/d≤ 32.5 lb/d355%
August 2026BOD, carbonaceous [5 day, 20 C], monthly average104.42 lb/d≤ 21.7 lb/d381%
August 2026BOD, carbonaceous [5 day, 20 C], monthly average122.75 mg/L≤ 10 mg/L1128%
August 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average174 mg/L≤ 15 mg/L1060%
August 2026E. coli, 30-day geometric mean2420 #/100mL≤ 130 #/100mL1762%
August 2026E. coli, 7-day geometric mean2420 #/100mL≤ 240 #/100mL908%
August 2026Nitrogen, ammonia total [as N], daily maximum155.67 lb/d≤ 6.1 lb/d2452%
August 2026Nitrogen, ammonia total [as N], daily maximum183 mg/L≤ 3 mg/L6000%
August 2026Nitrogen, ammonia total [as N], monthly average71.56 lb/d≤ 4.3 lb/d1564%
August 2026Nitrogen, ammonia total [as N], monthly average84.125 mg/L≤ 2 mg/L4106%
August 2026Oxygen, dissolved [DO], instantaneous minimum.64 mg/L≥ 7 mg/L91%
August 2026Solids, suspended percent removal, monthly average minimum21 %≥ 85 %427%
August 2026Solids, total suspended, monthly average37.25 mg/L≤ 30 mg/L24%
August 2026Solids, total suspended, maximum weekly average56 mg/L≤ 45 mg/L24%

Limits in force (53)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitaveragereport only (deg F)Jan, Feb, Mar, Apr, Nov, Dec
Temperature, water deg. fahrenheitaveragereport only (deg F)May–Oct
Temperature, water deg. fahrenheitmaximumreport only (deg F)Jan, Feb, Mar, Apr, Nov, Dec
Temperature, water deg. fahrenheitmaximumreport only (deg F)May–Oct
Oxygen, dissolved [DO]instantaneous minimum≥ 7 mg/Lall year
pHminimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 65.1 lb/dall year
Solids, total suspendeddaily maximum≤ 97.6 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmaximum weekly averagereport only (mg/L)all year
Oil & Greaseaveragereport only (mg/L)all year
Oil & Greasemaximumreport 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≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 7 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 3 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 10.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 4.3 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 15.2 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 6.1 lb/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 23.9 lb/dJan, Feb, Mar, Apr, Nov, Dec
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]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 plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
E. coli30-day geometric mean≤ 130 #/100mLall year
E. coli7-day geometric mean≤ 240 #/100mLall year
Nitrogen, Kjeldahl Totalaveragereport only (mg/L)all year
Nitrogen, Kjeldahl Totalmaximumreport only (mg/L)all year
Nitrite Plus Nitrate Totalaveragereport only (mg/L)all year
Nitrite Plus Nitrate Totalmaximumreport only (mg/L)all year
Solids, total dissolved [TDS]averagereport only (mg/L)all year
Solids, total dissolved [TDS]maximumreport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 21.7 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 32.5 lb/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]maximum weekly averagereport only (mg/L)all year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

How strict are these limits?

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

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KY0079316 · MCP: https://passage-data.com/mcp