Hello, Hello Good Water 9080 Edinger Ave, Fountain Valley, CA92708 Hello, Hello Good Water is located on Edinger and Magnolia in the Little Saigon area of Fountain Valley. Customers…More can purchase clean, filtered water for 20 cents per gallon, a huge savings from purchasing bottled water out of the regular grocery store. The store also offers copying services at 10 cents per black and white copy. Hello, Hello Good Water performs water treatment services in the Orange and Los Angeles County areas. Sales associates are very friendly and knowledgable about products and services. Customers can park for free in the parking lot.