A cross-sectional study of the supply and use of water was carried out on 8180 households in 3 districts of Quang Binh province and Thua Thien Hue province. The results showed that: two water sources with high rate of usage were deep well (59.3%) and drilled well (19.2%). The rate of households with adequate water supply was 81.5%, among which deep wells were at highest rate of 48.4%, and tap water were at lowest rate of 1.8%. 58.3% of households were found with water containers including: built tanks (49.3%), buckets (24.7%), earthenware vessels (25.3%). 84.6% of water containers were built far from breeding facilities. 95.4% of wells had high wall, 84.8% with surrounding yards but only 8.8% with covers. It is necessary to improve the quality of living water in public by supplying better water sources
Water Supply Family Characteristics

The investigation using combination of quantitative and qualitative methods at 60 communes, towns of three districts including Quan Ba, Yen Minh (Ha Giang) and Chiem Hoa (Tuyen Quang) showed that ratio of households with hygienic privy were very low (6.5%) among 6012 investigated households in both provinces. The construction and preservation and use of the privy were not in good conditions, only 5.2% households are using hygienic privy. The situation in Ha Giang was not as good as Tuyen Quang
Family Characteristics ; Epidemiology

This study was conducted at 60 communes of Quan Ba and Yen Minh districts (Ha Giang). Chiem Hoa district (Tuyen Quang). The results showed that some behaviors of individual sanitation involved in preventing diseases in community were quite bad. Among of 6012 interviewed people, 71.1% of people sad that always drink unboiled water, only 0.2% of people usually wash their hands before having the meal; 29.4% of households have personal face-cloth use only, and only 4.1% of households rot manure over 6 months before using for crops.
Sanitation ; Epidemiology

The study was conducted using combination of cross-sectional, quantitative and qualitative methods at 82 communes and towns of Quang Trach and Bo Trach districts (Quang Binh), Phu Loc district (Hue). Results: the supply and use of water in 8180 households investigated were relatively good in quantity and acceptable quality. Two water supplies were used with high rate were deep well (59.3%) and drilled well (19.2%). However, it is necessary to propagandize awareness of environmental sanitation in public such as choose safe water supplies (tap-water), stores water in clean storage tools, and exploit running-water far away from polluted sources
Water ; Epidemiology