Renton, WA — A mudslide has caused the closure of the westbound lane of Maple Valley Highway (SR-169) across from the Riviera Apartments, city officials confirmed.
According to the City of Renton, Renton Police Department officers and city crews are currently on scene managing the situation and monitoring road conditions. While one lane remains open, drivers should expect traffic delays in the area.
Motorists are strongly advised to avoid the affected stretch of Maple Valley Highway and use alternate routes until cleanup and safety assessments are complete. Traffic conditions may change depending on weather and roadway stability.
Further updates will be shared as crews continue response efforts.
A mudslide has occurred, closing the westbound lane of Maple Valley Highway across from the Riviera Apartments. @RentonpdWA & city crews are on the scene. One lane remains open, expect traffic delays. Please avoid the area & find alternative routes.@RentonEM @wsdot_traffic pic.twitter.com/KoYQzt09rP
— City of Renton (@CityofRenton) December 17, 2025