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A.Y. Mcdonald Industries, Inc.

Plumbing Fixture Fittings And Trim, Dubuque, Iowa. NPDES permit IA0063860, in force until Mar 31, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (8 values)
Renewal application due
Oct 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (30)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheit30-day average≤ 87.3 deg FApr
Temperature, water deg. fahrenheit30-day average≤ 98.1 deg FOct
Temperature, water deg. fahrenheit30-day average≤ 71.6 deg FDec
Temperature, water deg. fahrenheit30-day average≤ 80.6 deg FNov
Temperature, water deg. fahrenheit30-day average≤ 95.8 deg FAug
Temperature, water deg. fahrenheit30-day average≤ 89.8 deg FMay
Temperature, water deg. fahrenheit30-day average≤ 80.4 deg FFeb
Temperature, water deg. fahrenheit30-day average≤ 101.1 deg FSep
Temperature, water deg. fahrenheit30-day average≤ 70.9 deg FJan
Temperature, water deg. fahrenheit30-day average≤ 87.4 deg FMar
Temperature, water deg. fahrenheit30-day average≤ 95.4 deg FJun
Temperature, water deg. fahrenheit30-day average≤ 97.1 deg FJul
Temperature, water deg. fahrenheitdaily maximum≤ 117.9 deg FApr
Temperature, water deg. fahrenheitdaily maximum≤ 109.5 deg FOct
Temperature, water deg. fahrenheitdaily maximum≤ 132.9 deg FDec
Temperature, water deg. fahrenheitdaily maximum≤ 122.2 deg FNov
Temperature, water deg. fahrenheitdaily maximum≤ 95.8 deg FAug
Temperature, water deg. fahrenheitdaily maximum≤ 110.5 deg FMay
Temperature, water deg. fahrenheitdaily maximum≤ 139 deg FFeb
Temperature, water deg. fahrenheitdaily maximum≤ 101.7 deg FSep
Temperature, water deg. fahrenheitdaily maximum≤ 138 deg FJan
Temperature, water deg. fahrenheitdaily maximum≤ 132 deg FMar
Temperature, water deg. fahrenheitdaily maximum≤ 103.3 deg FJun
Temperature, water deg. fahrenheitdaily maximum≤ 97.1 deg FJul
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Iron, total [as Fe]30-day average≤ 1.08 mg/Lall year
Iron, total [as Fe]daily maximum≤ 1.08 mg/Lall year
Iron, total [as Fe]30-day average≤ 1.53 lb/dall year
Iron, total [as Fe]daily maximum≤ 1.53 lb/dall year

How strict are these limits?

Cited limits by parameter: Iowa'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/IA0063860 · MCP: https://passage-data.com/mcp