From my research in Chicago, the data show a very clear relationship between English language proficiency and knowledge of potentially ‘safe’ locations to go to during an emergency. Those with little to no English skills were much more likely to be unable, even in interviews conducted in their native Spanish, to be able to identify a geographic location to go outside of the City of Chicago in case of a large-scale evacuation.
For those of you who are wondering, this is a mosaic plot, made in R.