By Mark Brownlee, Senior Capital Project Manager, NI Water Silent Valley is one of those places that means different things to different people. For some, it is a place to walk, switch off and enjoy the Mournes. For others, it is somewhere they have visited with family for years, or a place connected to personal memories and local history. For NI Water, however, there is one thing that must always come first: Silent Valley is a vital operational site. It is part of the infras