Water Quality Monitoring

In support of the Oregon Department of Environmental Quality mission statement of restoring and protecting Oregon's water, air and land, the Water Quality Monitoring program is currently involved in the following activities:

• Collecting representative, valid environmental data through physical, chemical, and biological sampling and assessment.
  
  
• Managing environmental data to ensure availability of accurate and complete data from agency programs and the general public.
  
  
• Analyzing and interpreting water quality related data to produce reports which identify water quality conditions, identify threats to water quality, evaluate trends, and model proposed actions.

Water Quality Monitoring Programs

• Groundwater Monitoring
• Long-Term Large River Ambient Monitoring
• The Oregon Beach Monitoring Program
• Total Maximum Daily Load (TMDL)
• Toxics Monitoring
• Volunteer Monitoring
• National Aquatic Resource Surveys

Technical Reports

• Lower mid-Columbia River Ecological Assessment
• Overview of DEQ Water Quality Monitoring Activities in Oregon
• Water 2010 Oregon Water Quality Index Annual Report
• Willamette Basin Toxics Monitoring Final Report
• Willamette Basin Rivers and Streams Assessment
• High Level Indicators of Oregon's Forested Streams
• The 2007 Survey of Oregon Lakes

Sampling and Analysis Methods

• Watersheds Quality Monitoring Field Sampling Standard Operating Procedure
• Data Quality Matrix
• Resources for groups conducting water quality monitoring Volunteer Monitoring Resources
• Field Sampling Reference Guide
• Laboratory Quality Manual