King, Pierce County schools hit with data breach targeting personal information Puget Sound Educational Service District reports data breach An alert was sent to current and former students and King and Pierce County employees after learning of data breaches within the PSESD network. SEATTLE - The Puget Sound Educational Service District (PSESD) sent out a notice to current and former students and employees of King and Pierce County Schools upon learning of a data breach within their computer network. "Some types of personal information leading to our employees and potentially students could have been impacted. We're still working to determine the full nature and scope of that," said Jessica de Barros, PSESD Executive Director of Communications, Government and Public Relations.