A zigzag path leads to the general hospital of Bac Ha district, Lao Cai province. Located in a small mountain village in the north of Viet Nam, for many years the hospital faced limited access to water and sanitation services. The volume of water here was unpredictable, and it could be contaminated. Many hospitals cannot rely on clean water. Bac Ha is not unusual. About half of health care facilities in Viet Nam cannot rely on the quality or quantity of water they need. Some hospitals lack cl...