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waste water

Waste water treatment improves in Europe but large differences remain

Waste water treatment improves in Europe but large differences remain Collection and treatment of waste water are key to reducing pressures and risks to human health and the environment, especially to rivers, lakes, and coastal waters. The European Environment Agency (EEA) has published data which show that the share of urban waste waters that are collected and treated in line with EU standards i...
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EPA commences examination of Waste Water Discharge Licences (WWDLs).

EPA commences examination of Waste Water Discharge Licences (WWDLs). In line with the requirements of the European Union (Waste Water Discharge) Regulations 2007 to 2020, the EPA has commenced an examination of Waste Water Discharge Licences (WWDLs).  The purpose of the WWDL examinations is to ensure that the authorisations satisfy the relevant environmental requirements of the European Union (Wa...
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Failure of Ringsend tank led to sewage discharge into Dublin Bay

A failure at one of the large processing tanks at Ringsend wastewater treatment plant occurred at the weekend, and caused a discharge of sewage sludge into the lower Liffey estuary at Poolbeg, Irish Water has confirmed.  The discharge into Dublin Bay was via an outfall located about a kilometre from the plant at about 9am on Saturday, it added. An aerial photograph taken in the area by an amateur ...
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Waste water issues continue to damage water quality

Raw sewage from the equivalent of 88,000 people in 38 towns and villages is still flowing into our rivers and causing damage to streams across the country, a farm lobby group’s environmental chairman has pointed out. However, the Irish Farmers’ Association’s (IFA’s) Environment chairman, Thomas Cooney, has also acknowledged the role that farming plays in protecting and enhancing Ireland’s envir...
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EU Publication – Water: better ways to manage water resources and the water environment

EU-wide laws, projects and awareness-raising efforts are making a huge difference to how Europeans view water today. The seriousness of water-related problems is recognised. So is the need for better ways to manage water resources and the water environment. Heavy fines for polluters are supported. These measures and more are made possible by EU water policy. Lakes and Rivers Europe’s goa...
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Construction Dewatering Presents Unique Challenges

Infrastructure projects often involve excavation work to subgrade depths that require aggressive groundwater control to make construction feasible and safe. Construction dewatering can be achieved by designing and installing a subgrade pumping system that operates continuously to draw down the water table sufficiently to allow work. Dewatering presents unique challenges because the variables rele...
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World Water Day

World Water Day, is about focusing attention on the importance of water. The theme for World Water Day 2018 is ‘Nature for Water’ – exploring nature-based solutions to the water challenges we face in the 21st century. Damaged ecosystems affect the quantity and quality of water available for human consumption. Today, 2.1 billion people live without safe drinking water at home; affecting their he...
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Dewatering, explained

Dewatering is sometimes known as groundwater control, and this is a useful description because it reminds us that the primary objective should be to control groundwater in and around the excavation. It may be necessary to control groundwater for several reasons, including: To prevent the excavation from flooding as a result of groundwater inflows from water-bearing layers of soil or rocks...
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