Baton Rouge – State and Local health officials are warning the residents of East Jefferson Waterworks District #1 (eastbank), West Jefferson Waterworks District #2 (westbank), including Grand Isle, St. Charles Water District #1 (eastbank) and Westwego Waterworks not to drink, make ice from, brush teeth, prepare or rinse food with tap water unless it has been properly disinfected until further notice. Due to pressure loss in the water systems that has resulted from Hurricane Katrina, it has been determined that some water systems may not be safe for consumption at this time. At this time water systems through out Southeast Louisiana are notifying their customers of the status of their water systems.