BRUSSELS (Reuters) – Ireland has failed to restore the quality of its drinking water, the Court of Justice of the European Union ruled on Thursday, siding with the European Commission which filed a complaint on the issue at the end of 2021. The Court upheld the Commission’s view that Ireland had not done enough to bring down the level of trihalomethanes (THMs) in drinking water. THMs are found in water treatment systems that use chlorine to remove bacteria and may harm humans and the environment. “The Court declares that Ireland has failed to fulfill its obligations under article 4 of (the Dri…