Elevation

The USGS has fully funded the collection of LiDAR data for Ellicott City (42 sq mi, QL1) and Howard County (QL2).  The Ellicott City acquisition is scheduled to be complete by December 31; Howard County acquisition by Fall 2019.  Data will be collected at USGS specifications:  Quality Level 1: 8 points/sq meter or more; NPS .35m or better; vertical resolution of 10cm in areas of clear or short vegetation. QL2: 2 points/sq meter, NPS .7m, same vertical resolution as QL1. …

For the first time Baltimore Metropolitan Council is making its small area population and employment forecasts available for free to the public through our BMC Regional GIS Data Center. This data will be available by Traffic Analysis Zone, a geography commonly used in transportation planning for travel demand modeling.  The data will be available in formats friendly to GIS, Excel, and in a web service that can be used with interactive mapping applications. Over the last three decades, the Cooperative Forecasting…