Most counties break out the location of cases within their service area. The Times is gathering and consolidating these lists. Each row contains cumulative case totals reported in that area as of that date. Some counties currently do not report cases by locality.
Different counties provide different geography types. Some provide data by region, some by Census designation, some by ZIP Code. The locations provided by Los Angeles County correspond to the public health department's official "Countywide Statistical Areas". Locations can be mapped after being joined to the shapes in
latimes-places-polygons.geojson using the
Be aware that some counties have shifted the place names used over time.
In some circumstances the true total of cases is obscured. Los Angeles and Orange counties decline to provide the precise number of cases in areas with low populations and instead provide a potential range. The lowest number in the range is entered into the record in the
confirmed_cases field and an accompanying
note includes the set of possible values.