Detroit police and state environmental regulators are probing two companies that may have filled hundreds of Detroit demolition sites with toxic dirt.

Contaminated dirt is once again a problem in Detroit's demolition program, with testing underway at more than 500 sites connected to a demolition contractor and a city-approved dirt supplier. Gayanga ...

A top Detroit demolition official has resigned weeks after the announcement of a criminal probe into a major contractor’s use of toxic dirt to fill holes at neighborhood demolition sites. LaJuan ...

Arsenic and lead are among the contaminants found at dozens of Detroit neighborhood demolition sites, according to the first round of test results released by the city late last month amid state and ...

The city is tightening its procedures for backfill dirt used at demolition sites and launched online reports to track testing of those sites.