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Toilet Preparations, Spring Park, Minnesota. NPDES permit MN0066508, in force until Jul 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | ≤ 86 deg F | all year |
| Specific conductance | quarterly average | report only (umho/cm) | Mar, Jun, Sep, Dec |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Bicarbonate ion- [as HCO3] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | ≤ 1.21 kg/d | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | Dec |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Dec |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Dec |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | year-to-date total | ≤ 37 kg/yr | all year |
| Calcium, total [as Ca] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Magnesium, total [as Mg] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Sodium, total [as Na] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Potassium, total [as K] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Chloride [as Cl] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Chloride [as Cl] | daily maximum | ≤ 39.01 kg/d | Mar, Jun, Sep, Dec |
| Sulfate, total [as SO4] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Hardness, Ca Mg Calculated [mg/L as CaCO3] | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly total | report only (Mgal/mo) | all year |
| Chlorine, total residual | daily maximum | ≤ .038 mg/L | all year |
| Solids, total dissolved | quarterly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | all year |
Cited limits by parameter: Minnesota's rules and the federal ones.
Same industry: the 15 Chemicals and Allied Products permits in Minnesota.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/MN0066508 · MCP: https://passage-data.com/mcp