Sampling Technician (ST) Certificate


According to the California Department of Public Health, the Sampling Technician certificate is intended for those who, under the direction of an Inspector/Assessor, perform sampling activities. This may include:

  • Obtaining paint-chip, dust or soil samples.

  • Utilizing an XRF machine to test painted surfaces.

  • Conducting visual assessments


Under California's Title 17 regulations, a certified Sampling Technician:

  • may obtain samples during a lead hazard evaluation under the direction of a certified Inspector/Assessor.

  • may not conduct lead abatement activities.

  • may not facilitate lead abatement plans.

  • may not conduct full lead hazard evaluations, including clearance inspections.


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