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**This research study conducted by the Dublin Institute of Technology was commissioned by the federal government to assess the feasibility of utilizing rainwater to replace treated mains for non-potable uses (bathing, irrigation, etc.) on an agricultural property. Two different rainwater harvesting configurations were developed and the results collected over a 1-year period found that median TSS levels were 3.0 mg/L for configuration 1 and 3.5 mg/L for configuration 2. The only parameter that did not comply with local drinking water regulations were the levels of iron, lead and ammonia collected in the cistern of configuration 1 and just ammonia for configuration 2 (O'Hogain et al. 2012<ref>O'Hogain, S., McCarton, L., McIntyre, N., Pender, J. and Reid, A. 2012. Physicochemical and microbiological quality of harvested rainwater from an agricultural installation in Ireland. Water and Environment Journal, 26(1), pp.1-6.</ref>).
**This research study conducted by the Dublin Institute of Technology was commissioned by the federal government to assess the feasibility of utilizing rainwater to replace treated mains for non-potable uses (bathing, irrigation, etc.) on an agricultural property. Two different rainwater harvesting configurations were developed and the results collected over a 1-year period found that median TSS levels were 3.0 mg/L for configuration 1 and 3.5 mg/L for configuration 2. The only parameter that did not comply with local drinking water regulations were the levels of iron, lead and ammonia collected in the cistern of configuration 1 and just ammonia for configuration 2 (O'Hogain et al. 2012<ref>O'Hogain, S., McCarton, L., McIntyre, N., Pender, J. and Reid, A. 2012. Physicochemical and microbiological quality of harvested rainwater from an agricultural installation in Ireland. Water and Environment Journal, 26(1), pp.1-6.</ref>).


[[File:Cost effectiveness RWH.PNG|thumb|500px|Schematic drawing of a RWH system with larger capacity for residential or commercial usage. In this schematic pre-storage filtration is used to prevent excess sedimentation, leaves and detritus from entering the system. A piping network delivers water to the tank and a first flush diverter can be installed to diver the first 1-3 mm away from the storage container and be deposited as overland flow, preserving the quality of water for later use (DeBusk and Hunt, 2014<ref>DeBusk, K. and Hunt, W. 2014. Rainwater harvesting: A comprehensive review of literature. 11-12-W. Water Resources Research Institute of the University of North Carolina.</ref>.]]
[[File:Cost effectiveness RWH.PNG|thumb|600px|Schematic drawing of a RWH system with larger capacity for residential or commercial usage. In this schematic pre-storage filtration is used to prevent excess sedimentation, leaves and detritus from entering the system. A piping network delivers water to the tank and a first flush diverter can be installed to diver the first 1-3 mm away from the storage container and be deposited as overland flow, preserving the quality of water for later use (DeBusk and Hunt, 2014<ref>DeBusk, K. and Hunt, W. 2014. Rainwater harvesting: A comprehensive review of literature. 11-12-W. Water Resources Research Institute of the University of North Carolina.</ref>.]]




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