EPA

President Joe Biden’s administration has finalized regulations that protect hundreds of thousands of small streams, wetlands and other waterways, repealing a Trump-era rule that federal courts had thrown out and that environmentalists said left waterways vulnerable to pollution.

More than $12 million in federal funding will be allocated to clean water projects in Arizona from the Infrastructure Investment and Jobs Act.

The San Carlos Apache Tribe will receive vital federal funds for wastewater and sanitation infrastructure as part of a pilot program that aims to bring basic wastewater management to communities.

A coalition of conservation groups has sued the Environmental Protection Agency. The groups say the EPA hasn’t lived up to its obligation to force states to reduce air pollution.

Several conservation and tribal groups plan to sue the Environmental Protection Agency. They say the EPA hasn’t lived up to its obligation to require states to reduce air pollution.

A return to in-person classes at a Navajo Nation school will be on hold indefinitely because of unknown radiation levels, likely caused by decades of…

Federal authorities say a copper-producing company has been fined $33,000 for failing to comply with a U.S. Environmental Protection Agency settlement…

Federal officials say the Hopi Tribe has failed to meet a deadline to reduce arsenic in drinking water at the tribe’s cultural center.The Hopi Tribe…

Wastewater from a mine in southwestern Colorado has spilled into a river that was the site of a major spill caused by a government cleanup crew four years…

The Environmental Protection Agency has awarded a Navajo-owned company a contract to control erosion at an abandoned uranium mine on the reservation. It’s…