October 03, 2025
Kiewit Corp. has agreed to pay more than $800,000 and employ new environmental protection practices under a tentative agreement between the construction firm and a Seattle environmental nonprofit, the parties told a federal judge in Washington.
January 10, 2025
Kiewit Corp. is the target of a citizen Clean Water Act suit accusing the construction company of violating environmental permits by failing to prevent polluted stormwater from its Seattle marine yard from running into a river and bay.