The clearwater project calls for construction of a 7-mile-long tunnel to prevent sewage from overflowing into waterways.

The U.S. Environmental Protection Agency and the U.S. Army Corps of Engineers plan to continue to press forward with new rules defining the types of rivers, streams and wetlands that fall under Clean Water Act protections.

Efforts to address water pollution and trash at border between U.S. and Mexico advance. 

Proposed designations could mandate added preconstruction permitting for some types of projects.

Updates on projects and companies in the California & Northwest region.

Cement and steel producers in some states would be included under U.S. Environmental Protection Agency's proposed rule.

Some of the most significant nitrogen oxide reductions under the proposed standards would be seen in vehicles that are moving at low speeds or idling, EPA says.

Edison Electric Institute says many plants already meet 2012 standards.

US Environmental Protection Agency says it will provide $7.4 billion this year to State Revolving Funds for water infrastructure projects.

Agency will allow a Trump-era rule to take effect but also will propose new steps to clarify actions and boost funding to meet Biden goal of replacing 100% of nation’s lead service pipes.