Bolinas’ utility shut off running water Saturday after crews found a “substantial” leak. Officials urged residents to store water while repairs proceed.

A regional transit overhaul launches April 12, boosting SMART trains and retooling Golden Gate buses along Highway 101 to speed trips and improve connections.

Two costly fixes are on the table to protect a flood-prone stretch of Highway 101 near Marin City: tidal barriers at Richardson Bay or elevated roadways plus pumps and floodwalls. Planners say either route will take years and money to build.