The attenuation of microorganisms in on-site wastewater effluent discharged into highly permeable subsoils.


An extensive field study on percolation areas receiving both septic tank and secondary treated on-site effluents from single houses in Ireland was carried out to investigate the attenuation capacity of highly permeable subsoils with respect to E. coli bacteria and spiked bacteriophages (MS2, ΦX174 and PR772). The development of biomats across the… (More)
DOI: 10.1016/j.jconhyd.2011.12.003

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