Methods

The UCMR Monitoring List includes thirty-five contaminants which were identified as occurrence priorities on the Contaminant Candidate List, and two radionuclides that emerged during regulation development.

The UCMR Monitoring List is comprised of three separate lists based on analytical methods readiness and current contaminant occurrence data:

• List 1[BROKEN] for Assessment Monitoring,
• List 2 [BROKEN]for Screening Survey, and
• List 3 [BROKEN]for Pre-Screen Testing.