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Gevo

Industrial Organic Chemicals, Luverne, Minnesota. NPDES permit MN0064033, in force until Apr 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 47 days after each period: form A1 monthly (35 values), form A2 monthly (1 value)
Renewal application due
Nov 2, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (36)

ParameterStatisticLimitMonths
Specific conductancemonthly average≤ 1045 umho/cmall year
Specific conductancedaily maximum≤ 1119 umho/cmall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Bicarbonate ion- [as HCO3]monthly average≤ 323 mg/Lall year
Bicarbonate ion- [as HCO3]daily maximum≤ 348 mg/Lall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 52 mg/Lall year
Solids, total suspendedmonthly average≤ 10.1 kg/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)Mar, Sep
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)Mar, Sep
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Mar, Sep
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]year-to-date totalreport only (kg/yr)all year
Phosphorus, total [as P]monthly totalreport only (kg/mo)all year
Calcium, total [as Ca]quarterly averagereport only (mg/L)Mar, Jun, Sep, Dec
Magnesium, total [as Mg]quarterly averagereport only (mg/L)Mar, Jun, Sep, Dec
Sodium, total [as Na]quarterly averagereport only (mg/L)Mar, Jun, Sep, Dec
Potassium, total [as K]quarterly averagereport only (mg/L)Mar, Jun, Sep, Dec
Chloride [as Cl]monthly average≤ 230 mg/Lall year
Chloride [as Cl]daily maximum≤ 860 mg/Lall year
Sulfate, total [as SO4]quarterly averagereport only (mg/L)Mar, Jun, Sep, Dec
Boron, total [as B]quarterly averagereport only (mg/L)Mar, Jun, Sep, Dec
Selenium, total [as Se]quarterly averagereport only (ug/L)Mar, Jun, Sep, Dec
Hardness, Ca Mg Calculated [mg/L as CaCO3]monthly average≤ 526 mg/Lall year
Hardness, Ca Mg Calculated [mg/L as CaCO3]daily maximum≤ 571 mg/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly totalreport only (Mgal/mo)all year
Chlorine, total residualdaily maximum≤ .038 mg/Lall year
Sodium, % total cationsquarterly averagereport only (%)Mar, Jun, Sep, Dec
Solids, total dissolvedmonthly average≤ 735 mg/Lall year
Solids, total dissolveddaily maximum≤ 795 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 26 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 5.1 kg/dall year

How strict are these limits?

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

Same industry: the 15 Chemicals and Allied Products permits in Minnesota.

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/MN0064033 · MCP: https://passage-data.com/mcp