Marc Ó Cathasaigh (Waterford, Green Party) | Oireachtas source

I want to come back to the flip side of the coin I spoke about earlier in terms of septic tanks. I have a figure around small private supply. Leaving aside the group water schemes, things Deputy Dillon spoke about and the bigger infrastructural pieces, for small private supplies, which is the private well, I have a figure of 1,700 of these being registered with local authorities. When I look at that figure, I would suggest that it is a drop in the ocean.

Do we have any sense of what percentage of the actual number of private wells out there that is? Just as there is a testing issue around septic tank access, similarly-----