Dynamic export of soil survey data to kml through soilweb. It consists of a broad based inventory of soils and nonsoil areas that occur in a repeatable pattern on the landscape and that can be cartographically. Allows you to generate, print, and download reports containing soil characterization data from the kellogg soil survey laboratory. We have developed a multilayer soil characteristics dataset based on the usda state soil geographic database statsgo for application to a wide range of svat, climate, hydrology, and other environmental models.
The composition of the statsgo map unit can be characterized independently for the land use and for the soil component, but there are no data on their joint occurrence at a more detailed level. Statsgo data is defined on a statewide level, whereas ssurgo is countywide survey data. State soil geographic statsgo data base for connecticut. These data are intended for geographic display and analysis at the state, regional, and national level. It consists of a broad based inventory of soils and non soil areas that occur in a repeatable pattern on the landscape and that can be cartographically shown at the scale mapped of 1. Data for the statsgo data base are collected in 1 by 2degree topographic quadrangle units and merged and distributed as statewide coverages. The items you want saved in a report can be added to your shopping cart. Texas gridded soil survey geographic gssurgo sciencebase. Therefore, the cellsize for these data is 1 hrap unit. This data set is a digital general soil association map developed by the national cooperative soil survey. It was developed by the national cooperative soil survey and supersedes the state soil geographic statsgo data set published in 1994. It was developed by the national cooperative soil survey and supersedes the state soil geographic statsgo dataset published in 2006.
A section on the use of the statsgo layer table to determine the average available water capacity for this soil map unit. Click the soil data explorer tab to access soil data for your area and determine the suitability of the soils for a particular use. The data inclusion option indicates how much geographical area will be delivered with a selected map layer. Due to the limitations for your selected area of interest where the inclusion will be standard the entire data set will be.
You can choose to view the results of the query immediately or, for larger volumes of data, you can choose to submit the query to be queued and run in background. Physics, mathematics, computer science, engineering and technology to analyze the umpqua valley avas soils, data were obtained from the state soil geographic statsgo data base for douglas county area, oregon nrcs, 1997. The soil maps for statsgo are compiled by generalizing more detailed soil survey maps. The percentage of that component soil in the map unit was then calculated and the sum of the component soils per map unit was determined. It consists of a broad based inventory of soils and nonsoil areas that occur in a repeatable pattern on the landscape and that can be cartographically shown at the scale mapped. This dataset is a digital soil survey and generally is the most detailed level of soil geographic data developed by the national cooperative soil survey. Choose the statsgo link on the lefthand side of the page, under the quick access section. Data were collected as part of the national cooperative soil survey. It consists of a broad based inventory of soils and nonsoil areas that occur in a repeatable pattern on the landscape and. It is available for download from the soil data mart. The geospatial data gateway gdg provides access to a map library of over 100 high resolution vector and raster layers in the geospatial data warehouse. Obtaining soil type statsgo data from the nrcs xms wiki. Select the download statsgo data link under the section titled database access. Analysis of the overlayed data should be on a map polygon basis.
Natural resources conservation service, statsgo metadata reports this data set is a digital general soil association map developed by the national cooperative soil survey. The coverage is in arcview shapefile format and has been compressed with winzip. The conus file geodatabase has been split into smaller file sizes for ease of downloading. Soil data access is the name of a suite of web services and applications whose purpose is to meet requirements for requesting and delivering soil survey spatial and tabular data that are not met by the web soil survey and geospatial data gateway websites. United states general soil map statsgo2 ag data commons.
The information was prepared by digitizing maps, by compiling information onto a planimetric correct base and digitizing, or by revising digitized maps using remotely sensed and other information. The soil map units are linked to attributes in the map unit interpretations record relational data base which gives the proportionate extent of the component soils and their properties. It was developed by the national cooperative soil survey and supersedes the state soil geographic statsgo dataset published in 1994. Pat relates on the basis of a map unit identifier the 10,498 map units to 78,518 polygons. Ssurgo and statsgo are soil data available for the usa and available free from the web. Individual conus soil data coverages may be found by clicking on the buttons above. The composition of the statsgo map unit can be characterized independently for the land use and for the soil component, but there are no data on their joint. Tabular data of statsgo soil polygons in north dakota. Statsgo data use information united states agriculture.
When statsgo data are overlayed with other data layers, such as land use data, caution must be used in generating statistics on the cooccurence of the land use data with the soil data. Mar 07, 2020 this digital data release consists of an arcinfo grid and associated info tables. This video will explain how to download soil survey spatial and tabular data from the geospatial data gateway and how to use. A new release is planned for the second quarter of each federal fiscal year. This data set consists of general soil association units. Currently, statsgo data is available for the entire united states as well as puerto rico. Us general soil map statsgo2 by state geospatial data.
It wasdevelped by the national cooperative soil survey and supersedes the state soil geographic statsgo data set published in 1994. Statsgo soil polygons north dakota gis hub data portal. Digital general soil map of the united states statsgo2. This is an arctoolbox designed to process and manage ssurgo downloads from web soil survey and use them to create gssurgo databases. We have recently added a kml export function to our online soil survey soil web. The digital general soil map of the united states or statsgo2 is a broadbased inventory of soils and non soil areas that occur in a repeatable pattern on the landscape and that can be cartographically shown at the scale mapped of 1. The most frequently downloaded datasets are available for direct download without placing an order. Description of gridded soil survey geographic gssurgo. The ssurgo user should be knowledgeable of the structure of the soil database and familiar with gis technology.
A section that unions the statsgo data with the land use data. These data provide information about soil features on or near the surface of the earth. There are several download options if you want the soils data for a. Or choose the obtain statsgo soil type data from the nrcs link. Click the statsgo link on the left side of the page, under the quick access heading. An introduction to land use coverage that introduce the anderson land use classification system. Soils data for the conterminous united states derived from. Statsgo soil polygons metadata xml statsgo soil polygons metadata html. The statsgo data use information document states that statsgo data are not detailed enough to make interpretations at a county level u. For questions concerning these data contact dave mcmillen at david.
Download data in the format and coordinate system of your choosing. It is the one stop source for environmental and natural resources data, at any time, from anywhere, to anyone. United states general soil map statsgo2 the digital general soil map of the united states or statsgo2 is a broadbased inventory of soils and non soil areas that occur in a repeatable pattern on the landscape and that can be cartographically shown at the scale mapped of 1. Most tabular data exist in the database as a range of soil properties, depicting the range for the geographic extent of the map unit. Statsgo data use information united states agriculture state.
This document explains how to obtain and prepare ssurgo and statsgo2 data. Downloadable from the geospatial data gateway direct data download page. This statewide statsgo generalized soils coverage was provided by the national resources conservation service nrcs. Web soil survey download only soil data access soil data access is the name of a suite of web services and applications whose purpose is to meet requirements for requesting and delivering soil survey spatial and tabular data, that are not being met by the current web soil survey and. They are a good, detailed source of soil data to use with qswat, but they need some preparation first.
Click the download statsgo data link under the section titled database access. It can be downloaded from the qgis download page, where you should select the long term release repository, and the 64 bit standalone installer. This is similar to a clipping option for the map layers. Publication date 1991 topics soils, soil surveys publisher. State soil geographic statsgo data base for thecoternimous. Statsgo soil characteristics for the conterminous united. An introduction to statsgo that shows what the files look like for texas and for the region in central texas covered by the west austin 1. General soil map are available for the conterminous united. Figure 3 statsgo attribute relational data base schema. To save space in your file area, you will just view the statsgo coverage for texas from my directory using arcview, rather than copying it over into your own file directory. Importing data with gis import the gssurgo 10m raster product from geospatial data gateway replacement for soil data mart, or import the gssurgo product and hydric soils query, or import ssurgo or statsgo vector data using soil data viewer to produce interpretative maps and layers. Statsgo soil polygons download data statsgo soil polygons.
Due to the limitations for your selected area of interest where the inclusion will be standard the entire data set will be delivered for the order area chosen. The soil map units are linked to attributes in the national soil information system data base which gives the proportionate extent of the component soils and their properties. The tabular data in this file contains estimated and measured data on the physical and chemical soil properties, soil interpretations, and static and dynamic metadata. Statsgo mapunits soil texture class depth to bedrock sand, silt, clay fractions rock fragment class rock fragment volume bulk density porosity permeability available water capacity ph plasticity kfactor hydrologic soil groups curve numbers background methods data coverages citation. This product includes both spatial and tabular soil data for any state or washington, d.
Also includes gssurgo mapping toolset for creating soil data viewerstyle maps and the gssurgo reporting toolset. The kml file contains labeled centroids, with links to the map unit descriptions which are normally found on soil web. Statsgo soil data was collected from georgia gis data clearinghouse. The coverage was compiled from individual state coverages contained in the october 1994 state soil geographic statsgo data base produced on cdrom. The statebystate data from the usdanrcs cdrom is available for downloading as arcinfo export format files.
State soil geographic data base statsgo internet archive. Find the most current information about hydric soils, including criteria, lists, and links to technical references and procedures. Additional political, watershed, or other boundaries may be intersected with the soil data. These data are available for download from the usda geospatial data gateway select direct data download and soil geographic databases. Department of agriculture, 1994 soil mapping unit identifiers gridded on a 1kilometer resolution for the conterminous united states. Using soil data from the usda geospatial data gateway in.
Tabular data on the soil properties are provided by the info tables mapunit, comp, and layer, which are held separately from the soil coverages in the info directory. Minor modifications have been made to the mapunit and comp tables to provide consistency in the naming and placement of the allwater mapunit. Department of agriculture, natural resources conservation service. Soil survey and supersedes the state soil geographic statsgo dataset. This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the national cooperative soil survey. The ssurgo data also has a finer resolution than statsgo. Soil data access query submit your own sql or sql data shaping query to retrieve data from the soil data mart. The statsgo spatial and tabular data were revised and updated in 2006. Where more detailed soil survey maps are not available, data on geology, topography, vegetation, and climate are assembled, together with land remote sensing satellite landsat images. Because of their spatially generalized nature, the statsgo data cannot be used to accurately estimate average soil characteristics for small areas. Obtaining soil type ssurgo data from web soil survey. The soil maps for statsgo are compiled by generalizing more.
472 295 376 206 1490 1152 170 208 1254 1224 662 196 1600 827 416 1050 905 422 584 1143 1362 657 741 1436 567 696 1305 1124 971 645 1307 990 251 1057 1036 375 1027 957 376 1450 1167 360 56