The Democrat said Friday the state will "take that information and learn from it." Connecticut is home to two commuter rail services: Metro-North and Shore Line East.
One person was killed and more than 100 others were injured Thursday when a New Jersey Transit train crashed into the Hoboken station.
The wreck has raised questions of whether technology called positive train control would have made a difference. The system, which automatically slows or stops trains going too fast, is supposed to be installed by the end of 2018.
Department of Transportation Commissioner James Redeker said the New Haven Line will be the first to have the technology. It's not yet operational.