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Bechtel Plant Machinery Inc - Mishawaka Test Loop

Testing Laboratories, Mishawaka, Indiana. NPDES permit IN0064564, in force until Nov 30, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (16 values)
Renewal application due
Jun 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 4 required values missing, 3 of 12 reports late

Limits in force (24)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Jan, Feb, Dec
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Mar
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Apr, May, Sep, Oct
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Jun–Aug
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)Nov
Temperature, water deg. fahrenheitdaily maximum≤ 53 deg FJan, Feb, Dec
Temperature, water deg. fahrenheitdaily maximum≤ 58 deg FMar
Temperature, water deg. fahrenheitdaily maximum≤ 68 deg FApr, May, Sep, Oct
Temperature, water deg. fahrenheitdaily maximum≤ 73 deg FJun–Aug
Temperature, water deg. fahrenheitdaily maximum≤ 63 deg FNov
Flow ratemonthly averagereport only (MGD)all year
Flow ratedaily maximumreport only (MGD)all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year
Oil and grease, hexane extr methoddaily maximum≤ 5 mg/Lall year
Temp. diff. between up/down stream deg. Fdaily maximum≤ 2 deg Fall 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
Flow, totalmonthly totalreport only (Mgal/mo)all year

How strict are these limits?

Cited limits by parameter: Indiana'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/IN0064564 · MCP: https://passage-data.com/mcp