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Burley, City of

Sewage treatment plant, major discharger, Burley, Idaho. NPDES permit ID0020095 expired Aug 31, 2023; its limits still apply. Last 12 months: over a limit 7 times (last December 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (25 values), outfall 001 form T monthly (1 value), outfall REC form A monthly (4 values), outfall 001 form S twice a year, outfall 001 form Y yearly, outfall REC form S twice a year
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 41 reports late

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

Period endingParameterReportedLimitOver by
November 2025Solids, total suspended, weekly average2230 lb/d≤ 1876.5 lb/d19%
November 2025Solids, total suspended, weekly average92 mg/L≤ 45 mg/L104%
December 2025Solids, suspended percent removal, monthly average minimum73 %≥ 85 %80%
December 2025Solids, total suspended, monthly average1369 lb/d≤ 1251 lb/d9%
December 2025Solids, total suspended, monthly average54 mg/L≤ 30 mg/L80%
December 2025Solids, total suspended, weekly average140 mg/L≤ 45 mg/L211%
December 2025Solids, total suspended, weekly average3649 lb/d≤ 1876.5 lb/d94%

Limits in force (74)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Conductivitymonthly averagereport only (umho/cm)all year001
Conductivitydaily maximumreport only (umho/cm)all year001
Oxygen, dissolved [DO]instantaneous minimumreport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 1251 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 1876.5 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
pHinstantaneous minimum≥ 6.5 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Alkalinity, total [as CaCO3]monthly averagereport only (mg/L)all year001
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 1251 lb/dall year001
Solids, total suspendedweekly average≤ 1876.5 lb/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 7 mg/LJan, Feb, Mar, Apr, May, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 21 mg/LJan, Feb, Mar, Apr, May, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]annual maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 292 lb/dJan, Feb, Mar, Apr, May, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 874 lb/dJan, Feb, Mar, Apr, May, Oct, Nov, Dec001
Nitrogen, Kjeldahl, total [as N]annual maximumreport only (mg/L)all year001
Nitrite + Nitrate total [as N]annual maximumreport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]weekly averagereport only (mg/L)all year001
Phosphorus, total [as P]annual maximumreport only (ug/L)all year001
Phosphorus, total [as P]monthly average≤ 39 lb/dall year001
Phosphorus, total [as P]weekly average≤ 78.4 lb/dall year001
Carbon, dissolved organic [as C]monthly averagereport only (mg/L)all year001
Carbon, dissolved organic [as C]daily maximumreport only (mg/L)all year001
Cyanide, weak acid, dissociablemonthly averagereport only (ug/L)all year001
Cyanide, weak acid, dissociabledaily maximumreport only (ug/L)all year001
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Arsenic, total recoverablemonthly averagereport only (ug/L)all year001
Arsenic, total recoverabledaily maximumreport only (ug/L)all year001
Zinc, total recoverablemonthly averagereport only (ug/L)all year001
Zinc, total recoverabledaily maximumreport only (ug/L)all year001
Cadmium, total recoverablemonthly averagereport only (ug/L)all year001
Cadmium, total recoverabledaily maximumreport only (ug/L)all year001
Lead, total recoverablemonthly averagereport only (mg/L)all year001
Lead, total recoverabledaily maximumreport only (mg/L)all year001
Copper, total recoverablemonthly averagereport only (ug/L)all year001
Copper, total recoverabledaily maximumreport only (ug/L)all year001
Oil and greaseannual maximumreport only (mg/L)all year001
E. coli, MTEC-MFmonthly geometric mean≤ 126 #/100mLall year001
E. coli, MTEC-MFinstantaneous maximum≤ 406 #/100mLall year001
Floating solids, waste or visible foam-visualmonthly maximum≤ 0 N=0;Y=1all 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 residualannual maximumreport only (ug/L)all year001
Solids, total dissolvedannual maximumreport only (mg/L)all year001
Mercury, total recoverablemonthly averagereport only (ug/L)all year001
Mercury, total recoverabledaily maximumreport only (ug/L)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Toxicity, Chronicinstantaneous maximumreport only (toxic)all year001
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all yearREC
Conductivityinstantaneous maximumreport only (umho/cm)all yearREC
pHinstantaneous minimumreport only (SU)all yearREC
pHinstantaneous maximumreport only (SU)all yearREC
Nitrogen, ammonia total [as N]instantaneous maximumreport only (mg/L)all yearREC
Carbon, dissolved organic [as C]instantaneous maximumreport only (mg/L)all yearREC
Cyanide, weak acid, dissociabledaily maximumreport only (ug/L)all yearREC
Hardness, total [as CaCO3]instantaneous maximumreport only (mg/L)all yearREC
Arsenic, dissolved [as As]instantaneous maximumreport only (ug/L)all yearREC
Cadmium, dissolved [as Cd]instantaneous maximumreport only (ug/L)all yearREC
Copper, dissolved [as Cu]instantaneous maximumreport only (ug/L)all yearREC
Lead, dissolved [as Pb]instantaneous maximumreport only (ug/L)all yearREC
Zinc, dissolved [as Zn]daily maximumreport only (ug/L)all yearREC
Mercury, total recoverabledaily maximumreport only (ug/L)all yearREC

How strict are these limits?

Cited limits by parameter: Idaho'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/ID0020095 · MCP: https://passage-data.com/mcp