The USGS maps break California into 553 areas, or quadrangles. “We call a quadrangle a base map. It’s typically a topo map showing rivers, mountains, valleys and streams.

HAYWARD — Main Street in downtown will be narrowed down to two traffic lanes, with bike lanes and widened sidewalks under a plan proposed by the city. The city has been looking at ways to make ...

Rob Castro, of Castro Valley, polishes his 1963 Lincoln Continental Convertible before the start of the 19th annual Downtown Hayward Street Party in Hayward, Calif., on Thursday, June 21, 2018.