Protocol for the Collection, Transfer and ANSI/AARST MW-RN 2020 Measurement of Radon in Water 25 SECTION 9.0 PROFESSIONAL SERVICES—QUALIFIED SAMPLE COLLECTORS 9.1 Defined For professional services, only a Qualified Sample Collector accredited by statute, state licensure or nationally-recognized certification program shall collect a water sample for radon. For the purposes of this document, a “ Qualified Sample Collector ” is defined as a person who: a) has satisfactorily completed a water measurement training course accredited by a national certification program such as the National Radon Proficiency Program (NRPP) or the National Radon Safety Board (NRSB); or as recognized by state licensure or certification program; b) collects water samples in accordance with this standard with measurement results derived from sample analysis services provided by a Qualified Laboratory; and c) establishes andmaintains a quality assurance management system for the tasks they perform that monitors and controls the quality of test devices and testing procedures. If available or where applicable, this definition includes “An individual that has demonstrated a minimum degree of appropriate technical knowledge and skills specific to the collection of radon in water samples: a) as established by a national certification program such as the National Radon Proficiency Program (NRPP) or the National Radon Safety Board (NRSB); or b) as required by statute, state licensure or certification program.” 9.2 Quality assurance required for field operations Each qualified sample collector shall be responsible for developing, documenting and implementing their own procedures for defensible quality control processes and assessments within the context of their own operation’s quality management system. 9.2.1 Condition of water collection vials or containers Standard operating procedures for field operations are to include checks for the integrity of the vial or container of the collected sample at time the sample is collected, and during handling and transport. Any concerns encountered are to be documented and relayed to the qualified sample collector responsible for data validation of test results.