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GIS Spatial References List in the State of Alabama

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GIS Spatial References List in Alabama

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05/03/2019 03:44 AM
Spatial Reference List for the State of Alabama
A work-in-progress, to some degree, listing spatial reference information for the State of Alabama. Prepared with numerous searches for geographic information systems spatial references. Hopefully, the GIS links on this webpage will also help others searching for GIS information online.
05/16/2019 12:39 PM
An overview of spatial references - ArcGIS Desktop
An overview of spatial references. Geographic data for any particular area is stored in separate layers. For example, roads are stored in one layer, parcels in another, and buildings in a third. To enable the data in each layer to integrate when displayed and queried, each layer must reference locations on the earth's surface in a common way.
05/13/2019 11:39 AM
ArcGIS Help 10.1 - Spatial references
The spatial reference system must exist in the spatial reference table for you to use it with your data. Beginning with ArcGIS 10.1, the geodatabase system table used for ST_Geometry in Oracle and PostgreSQL is prepopulated with spatial reference systems that use EPSG codes for the spatial reference IDs (SRIDs).
05/17/2019 01:04 AM
Home -- Spatial Reference
Find your references in any number of formats! See Existing EPSG Codes: 4326, 2805; Upload your own Projection as WKT, proj4, etc. Browse a list: 4362 EPSG references; 447 ESRI references; 2380 IAU2000 references; 2717 spatialreference.org references; Recently Viewed. Io Sinusoidal AUTO, 927 views, 0 comments; ETRS89 / SSBKP, 2673 views, 0 comments
04/17/2019 08:45 PM
ArtificialReefs (MapServer) - conservationgis.alabama.gov
View In: ArcGIS JavaScript ArcGIS Online map viewer Google Earth ArcMap ArcGIS Explorer View Footprint In: ArcGIS Online map viewer Service Description: Alabama Marine Resources Division has constructed reefs within the coastal water of Alabama as well as the water within the Gulf of Mexico adjacent to Alabama. This service provides the name, location, reef zone, depth, type of material used ...
05/07/2019 01:19 PM
ADEM (MapServer) - Alabama
ADEM (MapServer) View In: ArcGIS JavaScript ArcGIS Online map viewer Google Earth ArcMap ArcGIS Explorer View Footprint In: ArcGIS Online map viewer Service Description: Map Name: Layers Legend All Layers and Tables Layers:
05/14/2019 11:19 PM
Introduction to Spatial References | ArcGIS for Developers
Introduction to Spatial References. Spatial reference systems are a key component of writing spatial applications. A spatial reference helps describe where features are located in the real world. Different spatial reference systems are used for different purposes. You may also hear spatial reference and coordinate system used interchangeably ...
05/13/2019 03:35 PM
spatialReference | ArcGIS for Developers
spatialReference. The spatialReference object is located at the top level of the web map JSON hierarchy. In addition to this, it is also available within the operationalLayer and basemap objects. Many predefined spatial references have already been defined and are available for use.
05/07/2019 11:46 AM
Spatial references—Help | ArcGIS Desktop
Each spatial reference also has an identifier (often called a well-known ID, spatial reference ID, or SRID) and a well-known text definition of the coordinate system. There are certain standard IDs, such as those defined by the European Petroleum Survey Group (EPSG) or Esri, but the ID for spatial references is not always standard. This has ...
05/16/2019 01:08 PM
Mapping GIS – Alabama Department of Revenue
Mapping GIS About. To assess real estate correctly, the assessor must have complete maps of all property in the jurisdiction, updated regularly to show changes in parcel boundaries or other physical characteristics. Tax maps are an essential tool in the development and maintenance of an equitable assessment system.

Learn to Identify an Unknown Spatial Reference - by ESRI