Coliform bacteria can be found in soil, on plants and in animal and human waste. They are not harmful by themselves, but their presence can point to other harmful organisms. No harmful bacteria were found during the November 1997 testing cycle. The District's drinking water has met federal standards since September 1996. We are looking forward to completing several major upgrades, such as replacing old valves and eliminating cross connections, that will ensure that progress continues.
Officials say that the drinking water remains safe for the general population to drink.
Anyone with a severely suppressed immune system should consult with a health care provider regarding any safety precautions. This guideline from EPA and the Centers for Disease Control and Prevention applies to all municipal water systems. EPA continues to update its D.C. drinking water hotline weekly.