Giới Thiệu · Geograph WA/OR
"The ultimate app for Geography/Geology amateurs and professionals."- Mel Martin, TUAW.com
Geograph WA/OR is the edition of the popular GIS (geographic information system) covering Washington state and Oregon. It is a self-contained application (no Internet or cellular access required) that contains a vast amount of information about the geology and geography of the two states. It is fully GPS-enabled, allowing you to better understand the landscape around you as you move around the state.
This release contains 25 layers, which can be combined in any desired way:
- states outlines
- the complete geological map from USGS
- terrain elevation
- bathymetry (ocean depth)
- seismic hazard level
- all 1,930 earthquakes in recorded history over 3.0 magnitude
- plate boundaries
- quaternary faults
- old faults
- volcanoes
- public land ownership
- hydrologic units
- USGS quadrangles
- township and range
- urban areas
- counties
- hydrology
- roads and major streets
- railroad tracks
- cities and towns
- active mines
- potassium/argon dates
- state plane zones
- UTM zones
- main aquifers
For more details on these layers, see our web site www.integrity-logic.com/layers
There have been a number of improvements since the release of the sister programs Geology CA, Geology TX, Geology NY, and Geograph FL. New layers have been added. The terrain layer is now much more detailed. Performance has been further improved. A few minor bugs have been fixed.
