
Photo by PoPville flickr user Chabelamarie
From DC Water:
“From March 20 through April 17, 2017, the disinfectant in drinking water will temporarily switch from chloramine to chlorine. During this time, you may notice a slight change in the taste and smell of your drinking water.
DC Water purchases treated drinking water from the Washington Aqueduct. Every year for four to five weeks, the Aqueduct switches disinfectants from chloramine back to chlorine to flush out the water distribution system and improve water quality. During the temporary switch, DC Water will also conduct system-wide flushing to enhance water quality. This program is a common practice for many U.S. water systems that normally use chloramine throughout the year. The Washington Aqueduct will continue to add a corrosion control inhibitor during this temporary switch to prevent lead release.
DC Water routinely collects and tests water samples to monitor for chloramine and chlorine levels throughout the city and will continue to do so during this period. You can view the latest test results here. The Environmental Protection Agency (EPA) regulates the safe use of chlorine and chloramine.
To reduce the taste or smell of chlorine, DC Water recommends: (more…)