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Baltimore Aircoil Company

Refrigeration And Heating Equipment, Milford, Delaware. NPDES permit DE0051047 expired Oct 31, 2024; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 002 form A monthly (7 values), outfall 003 form A monthly (7 values), outfall 004 form A monthly (7 values)
Last report on file
July 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 3 of 36 reports late

Limits in force (21)

ParameterStatisticLimitMonthsOutfall
pHdaily minimum≥ 6 SUall year002
pHdaily maximum≤ 9 SUall year002
Lead, total [as Pb]daily maximumreport only (mg/L)all year002
Zinc, total [as Zn]daily maximumreport only (mg/L)all year002
Petrol hydrocarbons, total recoverabledaily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
pHdaily minimum≥ 6 SUall year003
pHdaily maximum≤ 9 SUall year003
Lead, total [as Pb]daily maximumreport only (mg/L)all year003
Zinc, total [as Zn]daily maximumreport only (mg/L)all year003
Petrol hydrocarbons, total recoverabledaily maximumreport only (mg/L)all year003
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
pHdaily minimum≥ 6 SUall year004
pHdaily maximum≤ 9 SUall year004
Lead, total [as Pb]daily maximumreport only (mg/L)all year004
Zinc, total [as Zn]daily maximumreport only (mg/L)all year004
Petrol hydrocarbons, total recoverabledaily maximumreport only (mg/L)all year004
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/DE0051047 · MCP: https://passage-data.com/mcp