The purpose of a screening assessment is to determine the presence or absence of methamphetamine contamination in a property.
The purpose of a detailed assessment is to determine the extent and magnitude of any methamphetamine contamination in a property. This will identify the extent of remedial work required to reinstate a property. In accordance with forensic sampling protocol, controlled samples are taken and forwarded to an independent accredited laboratory for analysis.
The purpose of a post decontamination assessment is to determine that the decontamination process has been effective and that methamphetamine levels do not exceed the limits of the NZ Standard.