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Luverne city of

Sewage treatment plant, major discharger, Luverne, Minnesota. NPDES permit MN0020141, in force until Apr 30, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 47 days after each period: outfall D021 form A1 monthly (37 values), outfall D021 form A2 monthly (1 value), outfall S025 form A1 monthly (11 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 26 reports late

Limits in force (55)

ParameterStatisticLimitMonthsOutfall
Specific conductancemonthly maximumreport only (umho/cm)all yearD021
Oxygen, dissolved [DO]monthly minimum≥ 5 mg/Lall yearD021
pHmonthly minimum≥ 6 SUall yearD021
pHmonthly maximum≤ 9 SUall yearD021
Solids, total suspendedmonthly average≤ 30 mg/Lall yearD021
Solids, total suspendedmonthly maximumreport only (mg/L)May, SepD021
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall yearD021
Solids, total suspendedmonthly average≤ 170 kg/dall yearD021
Solids, total suspendedmaximum weekly average≤ 225 kg/dall yearD021
Nitrogen, total [as N]monthly averagereport only (mg/L)all yearD021
Nitrogen, ammonia total [as N]monthly average≤ 17 mg/LOct, NovD021
Nitrogen, ammonia total [as N]monthly average≤ 21 mg/LApr, MayD021
Nitrogen, ammonia total [as N]monthly average≤ 2.9 mg/LJun–SepD021
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LJan, Feb, Mar, DecD021
Nitrogen, ammonia total [as N]monthly average≤ 96.3 kg/dOct, NovD021
Nitrogen, ammonia total [as N]monthly average≤ 119 kg/dApr, MayD021
Nitrogen, ammonia total [as N]monthly average≤ 16.4 kg/dJun–SepD021
Nitrogen, ammonia total [as N]monthly average≤ 28.3 kg/dJan, Feb, Mar, DecD021
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all yearD021
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all yearD021
Phosphorus, total [as P]monthly average≤ 1 mg/Lall yearD021
Phosphorus, total [as P]monthly averagereport only (kg/d)all yearD021
Chloride [as Cl]monthly average≤ 452 mg/Lall yearD021
Chloride [as Cl]daily maximum≤ 608 mg/Lall yearD021
Chloride [as Cl]daily maximum≤ 3451 kg/dall yearD021
Sulfate, total [as SO4]monthly maximumreport only (mg/L)all yearD021
Copper, total [as Cu]monthly maximumreport only (ug/L)Mar, Jun, Sep, DecD021
Zinc, total [as Zn]monthly maximumreport only (ug/L)Mar, Jun, Sep, DecD021
Selenium, total [as Se]monthly maximumreport only (ug/L)Mar, Jun, Sep, DecD021
Di[2-ethylhexyl] phthalate [DEHP]monthly maximumreport only (ug/L)Mar, Jun, Sep, DecD021
Coliform, fecal MPN + membrane ftl 44.5 Cmonthly geometric mean≤ 200 #/100mLApr–OctD021
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearD021
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all yearD021
Flow, in conduit or thru treatment plantmonthly totalreport only (Mgal/mo)all yearD021
Chlorine, total residualdaily maximum≤ .038 mg/LApr–OctD021
Solids, total dissolvedmonthly averagereport only (mg/L)all yearD021
Mercury, dissolved [as Hg]monthly maximumreport only (ng/L)May, SepD021
Mercury, total [as Hg]monthly maximumreport only (ng/L)May, SepD021
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/Lall yearD021
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 25 mg/Lall yearD021
BOD, carbonaceous [5 day, 20 C]monthly average≤ 85 kg/dall yearD021
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 142 kg/dall yearD021
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %all yearD021
Solids, suspended percent removalmonthly average minimum≥ 85 %all yearD021
Precipitation, total defined period/inmonthly totalreport only (in)all yearS025
pHmonthly minimumreport only (SU)all yearS025
pHmonthly maximumreport only (SU)all yearS025
Solids, total suspendedmonthly averagereport only (mg/L)all yearS025
Solids, total suspendedmonthly maximumreport only (mg/L)all yearS025
Nitrogen, total [as N]monthly averagereport only (mg/L)all yearS025
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all yearS025
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all yearS025
Phosphorus, total [as P]monthly averagereport only (mg/L)all yearS025
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all yearS025
BOD, carbonaceous [5 day, 20 C]monthly maximumreport only (mg/L)all yearS025

How strict are these limits?

Cited limits by parameter: Minnesota'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/MN0020141 · MCP: https://passage-data.com/mcp