DEQ staff routinely uses the internet to research issues related to water quality. These are some of the more useful web pages that we have found.

• Colorado Department of Public Health and Environment – Water Quality Control Division
  http://www.cdphe.state.co.us/wq/wqhom.asp
  
  
• Colorado Division of Water Resources
  http://water.state.co.us/
  
  
• Colorado Watershed Network
  http://www.coloradowatershed.org/
  
  
• Denver Water
  http://www.denverwater.org/
  
  
• EPA’s Surf Your Watershed
  http://cfpub.epa.gov/surf/locate/index.cfm
  
  
• EPA Watershed Assessment, Tracking & Environmental Results
  http://www.epa.gov/waters/
  
  
• EPA Office of Wetlands, Oceans, and Watersheds
  http://www.epa.gov/owow/index.html
  
  
• Glossary of Hydrologic Terms
  http://or.water.usgs.gov/projs_dir/willgw/glossary.html
  
  
• Riparian Recovery Initiative
  http://www.blm.gov/riparian/
  
  
• Urban Drainage and Flood Control District
  http://www.udfcd.org/
  
  
• US Army Corps of Engineers
  http://www.usace.army.mil/
  
  
• USGS - National Stream Quality Accounting Network
  http://water.usgs.gov/nasqan/
  
  
• USGS - National Water Quality Assessment Program
  http://water.usgs.gov/nawqa/
  
  
• USGS – NWISWeb Data for Colorado
  http://waterdata.usgs.gov/co/nwis
  
  
• Water in Colorado
  http://www.dnr.state.co.us/water/indexWater.asp