The 2004 Water Quality Report is Now Available
The Water Quality Annual Report summarizes information about the District of Columbias drinking water. The information is broad, covering the source water supply, contaminants detected in the source water and treated water, compliance with drinking water regulations, as well as WASAs latest operation improvement programs. Click on the links below to view the 2004 Water Quality Report, the Supplemental Monitoring Report, and Perchlorate Monitoring Information.