The mosaics on MapCast are made up of several photos stitched together. To locate the date and time for a tile, it is necessary to look up the flight plan to find the original photo most closely cente...
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What’s the horizontal error of the orthophoto
It depends on the photo resolution. Whatever the stated photo resolution in cm, positional accuracy is double that value. A 15 cm photo, for example, has positional horizontal accuracy of +/- 30 cm. T...
Is newer data available?
We update large portions of our aerial imagery every year to keep up with demand for new data, especially in suburban areas where land development is taking place. In the built environment, the imager...
Preview the coverage area for each dataset
Coverage maps for all data types can be found here. View the year by year ortho coverage details here.
Is the MapCast base layer editable?
The mosaic image layers in MapCast are not editable for end users to manipulate. The same imagery can be downloaded through MapWarehouse in MrSID or JPG format that can be used in more complex image a...