Большой англо-русский и русско-английский словарь
flood-control [flood water detention] pool, detention basin, retarding basin, detention reservoir, flood-control reservoir, retarding reservoir, flood(-control) storage
Англо-русский словарь технических терминов
detention basin, retarding basin, flood-control [flood water detention\] pool, detention reservoir, flood-control reservoir, retarding reservoir, flood(-control) storage
Русско-английский политехнический словарь
detention basin, retarding basin, flood-control [flood water detention] pool, detention reservoir, flood-control reservoir, retarding reservoir, flood(-control) storage