The Board for Waterworks and Wastewater Works Operators and Onsite Sewage System Professionals will hold a public hearing on proposed amendments to 18VAC160-20, Board for Waterworks and Wastewater Works Operators Regulations. The technology used to treat water and wastewater continues to evolve over time. For this reason, the board decided that a thorough review of its existing regulations in light of current industry practice is necessary. The hearing will be April 15, 2009. http://legis.state.va.us/codecomm/register/vol25/iss11/p18v16020.html.