Took these readings in Duc Hoa just outside of Ho Chi Minh City in the Long An Province. Duc Hoa Tap Water The tap water was at 167 ppm. With the pollution and water leaks I seen in the nearby factories, I definitely would not drink the water here. I definitely want to test the water to see if any contaminants are in the water. Anna Bottled Water One of the popular … [Read more...] about Water quality in Duc Hoa (Long An Province)