In collaboration with the USDA, National Agricultural Statistics Service (NASS), the USDA, Economic Research Service (ERS) developed and hosts the map services for the 2017 Ag Census Maps and the 2012 Ag Census Maps application. As with other ERS map services (see the available documentation), these map services are open and available for use outside of ERS or NASS applications.
The map services created for the Ag Census Web Maps applications are:
| Map service | Description, type of content | Where used |
|---|---|---|
| NASS Background Mapservice | State and county formatted labels for the Census of Agriculture Atlases. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 4/26/2016. | Used on the 2012 and 2017 Ag Census Web Map Atlases |
| NASS Reference Mapservice | Generic landmass/water body used for map backgrounds using an updated boundary file for US Territories. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 11/2/2015. | Used on the 2012 and 2017 Ag Census Web Map Atlases |
| 2012 Ag Census Web Maps Atlas: Crops and Plants Mapservice | Crops and Plants: a category from the 2012 Ag Census Web Maps Atlas. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 7/14/2015. | 2012 Ag Census Web Maps |
| 2012 Ag Census Web Maps Atlas: Economics Mapservice | Economics: a category from the 2012 Ag Census Web Maps Atlas. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 7/14/2015. | 2012 Ag Census Web Maps |
| 2012 Ag Census Web Maps Atlas: Farms Mapservice | Farms: a category from the 2012 Ag Census Web Maps Atlas. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 7/14/2015. | 2012 Ag Census Web Maps |
| 2012 Ag Census Web Maps Atlas: Livestock and Animals Mapservice | Livestock and Animals: a category from the 2012 Ag Census Web Maps Atlas. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 7/14/2015. | 2012 Ag Census Web Maps |
| 2012 Ag Census Web Maps Atlas: Operators Mapservice | Operators: a category from the 2012 Ag Census Web Maps Atlas. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 7/14/2015. | 2012 Ag Census Web Maps |
| 2017 Ag Census Web Maps: Crops and Plants Mapservice | Crops and Plants: a category from the 2017 Ag Census Web Maps. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 9/20/2019. | 2017 Ag Census Web Maps |
| 2017 Ag Census Web Maps: Economics Mapservice | Economics: a category from the 2017 Ag Census Web Maps. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 9/20/2019. | 2017 Ag Census Web Maps |
| 2017 Ag Census Web Maps: Farms Mapservice | Farms: a category from the 2017 Ag Census Web Maps. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 9/20/2019. | 2017 Ag Census Web Maps |
| 2017 Ag Census Web Maps: Livestock and Animals Mapservice | Livestock and Animals: a category from the 2017 Ag Census Web Maps. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 9/20/2019. | 2017 Ag Census Web Maps |
| 2017 Ag Census Web Maps: Producers Mapservice | Producers: a category from the 2017 Ag Census Web Maps. The spatial reference is USA Contiguous Albers Equal Area Conic USGS. The most current release date is 9/20/2019. | 2017 Ag Census Web Maps |
Desktop User Instructions
To use the NASS map services in a desktop application, such as ArcMap or ArcGIS Online:
- Browse the NASS folder in the ERS service description and REST directory to select services and maps.
- Follow the available instructions to add the maps to your document.
- Use 'gisportal.ers.usda.gov' as the server specification.
Developer API Instructions
The services can be accessed through ArcGIS Server REST API. JSON and SOAP interfaces are also available. See the ArcGIS Server REST API detailed documentation, including general usage instructions, service properties, and methods.