However, even if the regional developmentminister recommended water charges, Mr Wilson doubted there would be time to pass legislation to introduce household water bills next year.
Mr Gormley, a non-executive director in NI Water, was dismissed along with three other board members by former regional developmentminister Conor Murphy in 2010.
Regional developmentminister Danny Kennedy answered a number of questions relating to water supply, including Exercise Watermill, a mock incident exercise held in October 2011 to stress test Northern Ireland Water's response capacity.