Back-to-back storms have characterized this winter in ways unseen since the nineties. Flash flooding in low-lying areas on surface streets, freeways, busy city intersections and residential zones. Landslides on forested and urbanized slopes closing coastal highways and threatening homes. Washouts that swallow portions of piers and historic promenades have been

A M2.9 earthquake struck just south of Half Moon Bay shortly before 9:30 last night. Residents of San Mateo and Redwood City also reported feeling the jolt. It happened at a depth of 10.4 kilometers, or 6.4 miles, beneath the rugged coastline within the San Gregorio Fault Zone. The San