Core Refusal Reason
The site is unsuitable for the safe disposal of effluent due to high water table conditions and poor percolation characteristics, failing to meet the requirements of the EPA Code of Practice 2021.
Decision Maker's Conclusion
- The Planning Authority is not satisfied that the site is suitable for safe effluent disposal due to observed high water table conditions (300mm below ground level) and poor percolation characteristics.
- The proposed development fails to comply with the minimum unsaturated soil/subsoil depth requirements and separation distances set out in the EPA Code of Practice 2021 for Domestic Wastewater Treatment Systems.
- The development is considered prejudicial to public health and contrary to the proper planning and sustainable development of the area due to the potential for inadequate wastewater attenuation and treatment.
Cited Policies (CDP)
Chapter 7 – Section 7.4 – Road Transportation and MovementSection 7.7 – Water ServicesSection 7.8 – Surface Water Drainage
Decision Document Summary
The proposal sought permission to decommission an existing septic tank and install a new wastewater treatment system with a tertiary polishing filter to serve a deteriorating single-storey dwelling at Deerpark Townland, Boyle, Co. Roscommon. Despite being acceptable in principle as a householder development, the application was refused because site inspections revealed poor drainage indicators, including ponding and rushes, and a water table only 300mm below ground level. These conditions, along...SOURCE PDFOpen Original
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