The Sammamish Plateau Water and Sewer District serves more than 24,000 water and sewer customers. For more than 50 years, it has been serving portions of the cities of Sammamish and Issaquah, Wash. The district has a customer service department that offers a range of utility billing and accounting services. It also provides information on utility bills, account information changes and water pressure. The Sammamish Plateau Water and Sewer District maintains a human resources department that offers a variety of recruitment, selection and training services. It also looks after employee relations and salary and benefit administration. The Sammamish Plateau Water and Sewer District is located in Sammamish, Wash.