Rail officials will receive $900,000 in federal grant funds to revitalize “brownfields,” which is name for the contaminated properties in need of an environmental cleanup.

These grants are part of the $56.8 million the U.S. Environmental Protection Agency awards nationally to 172 recipients to help local governments redevelop vacant and unused properties.

The EPA said the Honolulu Authority for Rapid Transportation will receive two grants to assess and clean up contaminated properties on Oahu…