Dáil debates

Tuesday, 14 December 2021

Saincheisteanna Tráthúla - Topical Issue Debate

Wastewater Treatment

11:50 pm

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

I am raising an issue I first raised with the Tánaiste two weeks ago, namely, water, in particular wastewater around the Copper Coast area of Waterford and specifically in or around the village of Bunmahon. As the name indicates, Bunmahon is at the mouth of the River Mahon. That river is only 25 km long but it manages to achieve a considerable amount along its course. It rises at the top of the Comeragh Mountains and falls as a waterfall into one of the glacial coums that give the Comeragh Mountains their name.

I know the Minister of State has cycled the greenway and when he crossed the magnificent viaduct in Kilmacthomas he crossed the River Mahon. If he looked down from that viaduct, he would have seen Flavahan's mill, which has been powered by the River Mahon for many years. If he had his porridge this morning, he will have been in some sense powered by the River Mahon today. It runs into the sea at Bunmahon, a surfing village in the middle of our Copper Coast. That in itself is a UNESCO global geopark and it deserves better than to be treated as an open sewer.

The existing wastewater system is 50 years old and has not been subject to any significant upgrade in that time. It was originally designed to cater for a population of approximately 120 people. It is the most basic of primary treatments. It has a holding tank where the wastewater sits for 24 hours, which allows certain things to settle. The liquid, which is still not very pleasant, is then syphoned off the top. The tanks are desludged annually. However, the permanent population is now double that and is 500 or more during the summer. Therefore, the wastewater system is operating at four times over capacity.

Last Friday, I went to Bunmahon to meet local residents and groups and see the situation on the ground. I stood over the pipe and looked at what was coming out. It was not a pretty sight. The primary treatment is not doing the job it needs to do in separating out the solids. I would not base anything on anecdote having popped out there for one day. Waterford City and County Council conducted a microbiological survey and found exceptionally high levels of E. coli in the water in front of the caravan park and below the bridge. A sample taken in August suggests figures as high as 7,000 or more colony-forming units per 100 ml. The locals know not to leave their kids play there but the holidaymakers might not know that.

Despite all this, Bunmahon was not included in the latest capital investment plan to 2024. The residents were told they would be reconsidered for inclusion in the next plan. I do not want to be parochial, but my constituents have every right to be represented by me on the floor of the Dáil. I could similarly point to Tramore Pier where the RNLI have to put to sea through water that is not fit for such a purpose. Wastewater from Arthurstown, Duncannon and Ballyhack empties into Waterford Harbour with implications for people who are involved in aquaculture further downstream. The Minister of State could name the areas around Carlow and Kilkenny. Zooming out to a European level, we are likely to face fines. I would much prefer to invest in infrastructure than pay fines.

In case I have created a certain image in the Minister of State's mind of Bunmahon, let me set him straight; Bunmahon is gorgeous. When we were there inspecting the water, we saw kingfisher hunting with that flash of electric blue. From where we were, we could see all the way back up to the Mahon Falls where the river rises. I ask the Minister of State to help me provide a solution that will look after the community and the amazing natural resource it has.

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