Dáil debates

Wednesday, 26 June 2019

Saincheisteanna Tráthúla - Topical Issue Debate

Wastewater Treatment

4:55 pm

Photo of Damien EnglishDamien English (Meath West, Fine Gael) | Oireachtas source

I will try to answer all of the questions asked, but I can send anything I miss to the Deputies in written correspondence. The Minister, Deputy Eoghan Murphy, has asked that we look at earlier communications and officials are investigating if that is possible. There is also the question of giving more detailed information in our announcements. We are happy to try to do that, too.

The EU bathing water directive sets out the frequency and parameters of water sampling, as well as the appropriate laboratory procedures. There is an issue in allowing bacteria to grow over 48 hours. I do not know if that can be changed to allow results to be given within 24 hours. The Minister has asked about this to see if there is any way we can improve the timelines for testing. I am not saying there is, but we can follow up on what Deputy Eamon Ryan has mentioned. If it is possible, it is something we will certainly strive to achieve. I understand how significant this issue is for everybody and we should have test results by tomorrow.

The Deputy asked if increased capacity at the Ringsend plant would solve the problem. We are fairly confident that it will. At the Ringsend wastewater treatment facility any flow from rain storms above maximum flow capacity is forced into a holding tank in order that it may be sent back to the plant after the storm flow has passed. During especially heavy and sustained rainfall the storm water tank reached capacity and the overflow from the tank entered the sea. This is not something that generally happens in the summer months; it has probably happened twice recently and is not very common. It is a capacity issue which will be dealt with through planned expenditure.

Separately, in Dún Laoghaire-Rathdown County Council's area, the heavy rain affected the pumping station on the west pier and had an impact on bathing waters around Dún Laoghaire. This is not connected with the storm water overflow from the Ringsend wastewater treatment plant, but it has resulted in notices forbidding bathing at Seapoint, Sandycove and the Forty Foot. Irish Water is liaising with the local authority on the matter. It is not a capacity matter.

The bottom line is that the Ringsend facility was built for a population of 1.64 million people and is over capacity. That is why there is a planned upgrade. As we all know, infrastructure such as this must go through a planning procedure involving much environmental law. That is correct, but it takes a little time to spend the money. The funding is secured for the project which will happen in the years ahead.

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