washington two u.s. senators represent california say friday propose federal task force investigate cause response massive natural gas leak near los angeles democratic senators barbara boxer dianne feinstein announce introduce amendment national energy bill debate senate would direct u.s. energy secretary ernest moniz lead task force recommend solve ongoing methane leak prevent future incidents southern california gas company aliso canyon natural gas storage facility spring leak october yet seal raise alarm danger age oil gas infrastructure little oversight 400 underground natural gas storage facilities 30 u.s. state responsibility address leak also ensure nothing like ever happen feinstein say statement amendment one nearly 100 senators introduce plan offer next week senate work pass country first major energy bill eight years bill aim modernize country age energy infrastructure one congress bipartisan support senate majority leader mcconnell say expect legislation pass late next week members vote list amendments california senators proposal would direct moniz lead six-member intergovernmental task force study impact leak affect communities well environment issue find within six months find subsequent update would help agencies pipeline hazardous materials safety administration environmental protection agency epa help respond leak task force would recommend whether continue operations aliso canyon facilities close proximity densely populate areas amendments senate consider next week include proposal michigan democrats deal another environmental crisis lead water contamination flint proposal would also direct 200 million research center focus need children would also require epa warn public high lead level drink water state fail california senators seek methane leak task force u.s. energy bill