Usually, a combination of these is needed to put together a full picture on a map sheet. For geologic maps published by the USGS, there is a standardized set of symbols, patterns, and colors that ...

The Imperial Valley has been recognized as one of the most unique places for geological study. It may not seem like much to ...

The Santa Ana winds of Southern California can be visualized in several ways. You can see their effects as palm trees sway in the morning light or when clean-up crews arrive to deal with branches and ...

Powerful Santa Ana winds near Los Angeles are fueling some of the most significant wildfire threats in years across Southern California. The relentless 50-70 mph wind gusts have created a perfect ...

Strong northeasterly winds, known as Santa Ana, will howl through the mountains and canyons of Southern California into Thursday, igniting a wildfire risk not seen for years in the region ...

Strong and “particularly dangerous” Santa Ana wind conditions battered much of Southern California Wednesday, dramatically raising concerns of wildfires and prompting precautionary power ...

A red flag warning was in place Wednesday for the Inland Empire and Valley areas of Southern California as unusually strong, dry Santa Ana winds created optimal weather conditions for wildfires to ...

Sketch maps, satellite images, photos, GIS maps and geology maps are all useful, too. This video shows how to use an OS map, using scale and grid references.

who dropped the fight after the 1st District Court of Appeal ruled last August that the laws did not violate the California Constitution. Measure DD would have amended the Santa Ana City Charter ...

The California Secretary of State's Office is scheduled to certify the final vote on Dec. 13. The mayor is the most important elected official, overseeing the Santa Ana City Council and the laws ...