HONOLULU–(BUSINESS WIRE)–Hawaii American Water has filed an application to set new rates for its Hawaii Kai wastewater customers. The last time Hawaii American Water filed a rate case application for its Hawaii Kai operations was in 2011. The new rates would fund needed infrastructure improvements and take effect in the summer of 2022, pending approval by the Hawaii Public Utilities Commission (HPUC). This application is seeking to raise approximately $2.1 million in additional revenue to be