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DTE-Northwind, LLC

Nonresidential Building Operators, Detroit, Michigan. NPDES permit MI0059188 expired Oct 1, 2017; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 21 days after each period: form A monthly (8 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 2 required values missing, 1 of 12 reports late

Limits in force (8)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ 38 ug/Lall year
Chlorine, total residualdaily maximum≤ 200 ug/Lall year
Chlorination durationdaily maximumreport only (min/d)all year
Outfall observation,visual, y/n responsevaluereport only (N=0;Y=1)all year

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

Same industry: the 18 Real Estate permits in Michigan.

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/MI0059188 · MCP: https://passage-data.com/mcp