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Alley Street Changes Polygons. The dataset contains locations and attributes of Alley Street Changes Polygons, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO) and participating D.C. government agencies. These are the official, recorded, and platted subdivision lots. They are created by the DC's Surveyors Office. Air Rights Lot feature class models areas above ground that can be taxed by OTR. Please visit http://vpm.dc.gov/ for additional information. All DC GIS data is stored and exported in Maryland State Plane coordinates NAD 83 meters. METADATA CONTENT IS IN PROCESS OF VALIDATION AND SUBJECT TO CHANGE. |