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Benton Utilities LLC

Industrial or other facility, Rice, Minnesota. NPDES permit MN0065391, in force until Aug 31, 2029. Last 12 months: over a limit 7 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 47 days after each period: outfall D002 form A1 monthly (26 values), outfall D002 form A2 monthly (1 value), outfall S003 form A1 monthly (14 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
37 values over a limit, 0 required values missing, 0 of 36 reports late

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

Period endingParameterReportedLimitOver by
December 2025BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum84.88≥ 85 %1%
December 2025Solids, suspended percent removal, monthly average minimum67≥ 85 %120%
January 2026BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum65.25≥ 85 %132%
July 2026Solids, suspended percent removal, monthly average minimum73≥ 85 %80%
August 2026Solids, suspended percent removal, monthly average minimum72≥ 85 %87%
September 2026Solids, suspended percent removal, monthly average minimum28≥ 85 %380%
September 2026Solids, total suspended, monthly average40≤ 30 mg/L33%

Limits in force (41)

ParameterStatisticLimitMonthsOutfall
Specific conductancequarterly maximumreport only (umho/cm)Mar, Jun, Sep, DecD002
Oxygen, dissolved [DO]monthly minimumreport only (mg/L)all yearD002
pHmonthly minimum≥ 6 SUall yearD002
pHmonthly maximum≤ 9 SUall yearD002
Solids, total suspendedmonthly average≤ 30 mg/Lall yearD002
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall yearD002
Solids, total suspendedmonthly average≤ 8.5 kg/dall yearD002
Solids, total suspendedmaximum weekly average≤ 12.8 kg/dall yearD002
Nitrogen, total [as N]monthly averagereport only (mg/L)Mar, SepD002
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Mar, SepD002
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)Mar, SepD002
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Mar, SepD002
Phosphorus, total [as P]monthly averagereport only (mg/L)all yearD002
Phosphorus, total [as P]monthly averagereport only (kg/d)all yearD002
Phosphorus, total [as P]annual total≤ 363 kg/yrall yearD002
Chloride [as Cl]quarterly maximumreport only (mg/L)Mar, Jun, Sep, DecD002
Sulfate, total [as SO4]quarterly maximumreport only (mg/L)Mar, Jun, Sep, DecD002
Coliform, fecal MPN + membrane ftl 44.5 Cmonthly geometric mean≤ 200 #/100mLall yearD002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearD002
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all yearD002
Flow, in conduit or thru treatment plantmonthly totalreport only (Mgal/mo)all yearD002
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall yearD002
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 40 mg/Lall yearD002
BOD, carbonaceous [5 day, 20 C]monthly average≤ 7.1 kg/dall yearD002
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 11.3 kg/dall yearD002
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %all yearD002
Solids, suspended percent removalmonthly average minimum≥ 85 %all yearD002
Precipitation, total defined period/inmonthly totalreport only (in)all yearS003
pHmonthly minimumreport only (SU)all yearS003
pHmonthly maximumreport only (SU)all yearS003
Solids, total suspendedmonthly averagereport only (mg/L)all yearS003
Solids, total suspendedmonthly maximumreport only (mg/L)all yearS003
Nitrogen, total [as N]monthly averagereport only (mg/L)Mar, SepS003
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)Mar, SepS003
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Mar, SepS003
Phosphorus, total [as P]monthly averagereport only (mg/L)all yearS003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearS003
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all yearS003
Flow, in conduit or thru treatment plantmonthly totalreport only (Mgal/mo)all yearS003
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all yearS003
BOD, carbonaceous [5 day, 20 C]monthly maximumreport only (mg/L)all yearS003

How strict are these limits?

Cited limits by parameter: Minnesota'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/MN0065391 · MCP: https://passage-data.com/mcp