Interchange 21B, NY
Interactive topo map of Interchange 21B, NY
| Place Name: | Interchange 21B |
| Feature Class: | Crossing |
| US State: | NY |
| County: | Greene |
| Latitude: | 42.39 |
| Longitude: | -73.82 |
| Elevation (meters): | 46 m |
| Elevation (feet): | 150′ |
| USGS Quad: | Ravena topo map |
| 7.5´ topo: |  |
| State topo index: | NY topo index |
| Alternate map versions: | NY topographic maps Editions by year, direct download as GeoPDF. |
| 30´ x 60´ topo: | 1:100,000 scale map |
| 1° x 2° topo: | 1:250,000 scale map |