Domestic
Most of households utilize water for domestic uses originated from shallow ground water (74%), the rest are from river (3,4%) and other (1,4%). The percentage of households in water utilization for domestic use based on water sources is presented in Tabel 3. Those figure is excluded the housholds supplied by piped water from PDAM (Municipal Water Supply Enterprises). At the end of 1994, only 36 percent of Indonesia’s urban population of about 67 million had access to piped water. Water supply of PDAM is derived from surface water sources (60%), springs (25%), and ground water (15%) [8].