546. Deputy Michael Colreavy asked the Minister for the Environment, Community and Local Government if a substance (details supplied) in County Cavan has been investigated; if so, if he will indicate what the substance is, and if it is a threat to human health or to the environment. [39441/15]

I understand that Cavan County Council has carried out investigations at this location on a number of occasions and they have concluded that the discharge is gypsum, a naturally occurring substance, and that there is no threat to health or the environment arising.