New April 2006! The Water Quality Data Elements User Guide has been released in PDF format. This new publication covers the reasoning behind a common set of metadata and how to apply these metadata to YOUR water-quality monitoring data. Download it now....

Select from the list below to view the individual lists of metadata recommended by the National Water Quality Monitoring Council and the Methods and Data Comparability Board.

• Chemical and Microbiological Analyses
  
  
• Population/Community Biological Assessments
  
  
• Toxicity Test Analyses