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1. Airport Runways, California, 2011

2011. California. Department of Transportation. Aeronautics Program. This line shapefile represents airport runways in California. These are runways for which the Department of Transportation (Caltrans) HQ Aeronautic... California. Department of Transportation.

2. Groundwater Depth Contours, California, Spring 2011

2011. California. Department of Water Resources. This line shapefile represents the depth to groundwater below the ground surface in California during the spring of 2011. This layer is a smoothed ... California. Department of Water Resources.

3. Groundwater Elevation Change Contours, California, Fall 2011 to Fall 2014

2011. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2011 and fall 201... California. Department of Water Resources.

4. Groundwater Elevation Change Contours, California, Spring 2011 to Spring 2014

2011. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2011 and spring... California. Department of Water Resources.

5. Groundwater Elevation Change Contours, California, Spring 2011 to Spring 2016

2011. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2011 and spring... California. Department of Water Resources.

6. Groundwater Elevation Contours, California, Spring 2011

2011. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for spring 2011. This layer is a smoothed approximation of the groundwater level... California. Department of Water Resources.

7. Traffic Bottlenecks, California, 2011

2011. California. Department of Transportation. This line shapefile represents traffic bottlenecks, or heavy congestion during peak a.m. and p.m. travel periods, on California's State Highway sys... California. Department of Transportation.

8. Truck Networks, California, 2011

2011. California. Department of Transportation. This line shapefile represents the truck network in California as of 2011. This layer shows sanctioned routes for commercial truck traffic located ... California. Department of Transportation.