Designed, created and shared by the Los Angeles County Enterprise GIS (eGIS) team, the Los Angeles County Base is designed to be overlaid with data layers. The basemap features roads, city and communities boundaries, national hydrographic data, shaded relief imagery, along with land cover and land type classifications. As you zoom further into Los Angeles County the aerial imagery layer is displayed at around the scale of 1:18,056. The basemap covers the extent of Los Angeles County, and has been designed to show different levels of detail based on zoom levels. 

This basemap is cached up to scale 1: 564.
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{'Title': 'LA County Map', 'Author': 'LA County Enterprise GIS', 'Comments': 'LA County Base', 'Subject': 'Base Map for LA County', 'Category': '', 'AntialiasingMode': 'None', 'TextAntialiasingMode': 'Force', 'Version': '10.1', 'Keywords': 'Basemap, LA County, Base'}
[{'geoTransforms': [{'wkid': 108001, 'latestWkid': 1241, 'transformForward': True, 'name': 'NAD_1927_To_NAD_1983_NADCON'}]}, {'geoTransforms': [{'wkid': 108001, 'latestWkid': 1241, 'transformForward': False, 'name': 'NAD_1927_To_NAD_1983_NADCON'}]}, {'geoTransforms': [{'wkid': 108190, 'latestWkid': 108190, 'transformForward': True, 'name': 'WGS_1984_(ITRF00)_To_NAD_1983'}]}, {'geoTransforms': [{'wkid': 108190, 'latestWkid': 108190, 'transformForward': False, 'name': 'WGS_1984_(ITRF00)_To_NAD_1983'}]}]
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