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Marvin Lumber and Cedar Co

Offices & Clinics Of Medical Doctors, Warroad, Minnesota. NPDES permit MN0055026, in force until Jun 30, 2027. Last 12 months: over a limit 2 times (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 47 days after each period: form A1 monthly (14 values), form A2 monthly (1 value)
Renewal application due
Jan 1, 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, 1 required value missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
December 2025Pentachlorophenol, daily maximum119≤ 5.5 ug/L2064%
March 2026Phosphorus, total [as P], daily maximum1.3≤ 1 mg/L30%

Limits in force (15)

ParameterStatisticLimitMonths
pHdaily minimumreport only (SU)Mar, Jun, Sep, Dec
pHdaily maximumreport only (SU)Mar, Jun, Sep, Dec
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximum≤ 1 mg/LMar, Jun, Sep, Dec
Phosphorus, total [as P]annual total≤ 4 kg/yrMar, Jun, Sep, Dec
1,2,3,4,7,8-Hexachlorodibenzo-p-dioxindaily averagereport only (pg/L)May, Sep
1,2,3,6,7,8-Hexachlorodibenzo-p-dioxindaily averagereport only (pg/L)May, Sep
1,2,3,7,8,9-Hexachlorodibenzo-p-dioxindaily averagereport only (pg/L)May, Sep
2,4,6-Trichlorophenoldaily averagereport only (ug/L)May, Sep
Pentachlorophenoldaily maximum≤ 5.5 ug/LMar, Jun, Sep, Dec
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

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/MN0055026 · MCP: https://passage-data.com/mcp