A study on the evaluation of high-level purification of drinking water by residents in the urban area

Abstract

High-level purification of water have been begun since 1998 in Osaka prefecture. In this study, we have cleared evaluation of the drinking high-level purification of water by residents of Osaka prefecture. We measured willingness to pay toward the high-level purification of drinking water based on CVM, and examined what influenced their willingness to pay. The willingness to pay of the residents of Osaka prefecture was more expensive than the operating cost of high-level water purification plant. We have cleared the willingness to pay was influenced by generation and frequency to buy bottled water.