Dr. Michelle Minihan:

Every site is physically secure and has access points and control points entering and exiting it. The locations of drinking water treatment plants are not advertised. We do not give their locations, nor does Irish Water. They are not widely publicised. That is to protect security of supply. Then there is a whole raft of measures in place to ensure protection against things like cybersecurity threats. Measures are taken to ensure that the locations of plants are not widely advertised or widely known. There are sign-in and sign-out procedures, as there are on most sites. Adequate measures are in place on the sites to protect-----