The disinfectants water utilities use are also problematic because chlorine can combine with other compounds so that they become carcinogenic, causing bladder cancer.
You may want to buy bottled water and/or use a filter. I go to the extra step, and filter bottled water. Yes, it costs more, but investing in your health is always worth it.
(1) Source: Schardt, David. Nutrition Action Healthletter, Sept 2016. Pgs. 7-9.