The environmental engineering firm Golars, some of the gas station owners it serves, and the United States Small Business Owners Association filed suit against the agency last week.

Some parts of Indiana that have struggled with pollution are now meeting federal air quality standards, according to data from state and federal environmental agencies.

The bill aims to help local governments cut costs by allowing them to fix or reconstruct a drain in a state wetland without a permit from the Indiana Department of Environmental Management.

An administrative law judge ruled Indianas environmental agency broke its own public comment rules when it issued an air pollution permit for a planned $2.5 billion coal-to-diesel plant in Spencer County.

In a letter to ArcelorMittal this week, IDEM says the northwest Indiana facility has been retesting when test results are higher than they should be. ArcelorMittal denies the accusations.

Budget cuts at the Indiana Department of Environmental Management and other state environmental agencies around the country are threatening public health, according to a new report by the Environmental Integrity Project.

The Indiana Department of Environmental Management, or IDEM, is accepting proposals for a study to help its recycling board better understand how local recycling influences the state economy.

State officials have known about the old Hougland Tomato Cannery for some time. But until last week, they didn't have enough data about the contaminated groundwater from the cannery to map it out.

The company reported the release to the Indiana Department of Environmental Management on Wednesday night.

The U.S. Environmental Protection Agency has scheduled a Dec. 3 open house in Franklin to discuss a groundwater treatment pilot study and sewer and soil work near the former Amphenol Corp. site.