Smoke Testing Information

smoke 14Madisonville City Wastewater Collection Department will periodically test the sewer system for inflow or infiltration.  The most cost effective method is Smoke Testing.

A powerful ventilator will introduce non-toxic smoke into the sanitary system.


Smoke testing will:

  • Identify the source of fresh water inflow into the sanitary system,
  • Identify problems on private property,
  • Identify problems inside the home such as bad pipes or dry traps,
  • Identify illegal connections.

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