Construction at the former home of famed actor and environmentalist Dennis Weaver has sparked complaints to state water-quality officials and the U.S. Army Corps of Engineers.

According to the Colorado Department of Public Health and Environment, remediation work on a pond at 13869 County Road 1 resulted in increased turbidity, or increased particles in the water, in Dallas Creek this week, which flows through the property downhill from the famous “Earth ship” home. The site has been under co...