The map legend includes types described by natureserves ecological systems classification comer et al. The texas natural resources information system is the geospatial data clearinghouse for the state of texas. Digital elevation models dems, orthoimagery, and land cover. The inventory is based on a land cover classification which utilized landsat scenes which were analyzed according to the coastal change analysis program ccap protocol to determine land cover. Land cover data download national gap analysis program. Remote sensing data recorded over a period of time allows the observation of land cover dynamics. The modeled wetlands inventory was carried out for the washington state department of ecology by the noaa coastal services center under epa grant funding. The cdl also includes a crop mask layer and planting frequency layers, as well as boundary, water and road layers. Downloading data with the national map download client. The hydrologically connected zone hcz is determined using grid analysis to combine surface water features of the national land cover dataset nlcd and the 1. Learn more about efforts to map the nations land cover. These nationally standardized, rasterbased inventories of land cover are derived from multiple dates of landsat satellite imagery and provide 7 epochs of land cover data for years 2001, 2003, 2006, 2008, 2011, and 2016.
Overall methodology design for the united states national land. This version of the land cover data was used to support the gap analysis projects. The cropland data layer cdl, hosted on cropscape, provides a raster, georeferenced, cropspecific land cover map for the continental united states. The national land cover sections feature class contains ecological section polygons attributed with land cover types to show the relationships between ecomap 2007 and national landcover mapping usgs, 1992. Nlcd is generated in cooperation with the multiresolution land characteristics consortium mrlc a partnership of. The data in nlcd 2011 are completely integrated with nlcd 2001 2011 edition and nlcd 2006 2011 edition.
The usda forest service geodata clearinghouse is an online collection of digital data related to forest resources. Dec 16, 2019 national land cover database 2011 nlcd 2011 is the most recent national land cover product created by the multiresolution land characteristics mrlc consortium. 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. Usgs 2016 national landcover download data usgs 2016. The goal of the gaplandfire national terrestrial ecosystems 2011 data is to provide accurate, seamless data on the vegetation and land cover of the united states. Derived from the early to mid1990s landsat thematic mapper satellite data, the national land cover data nlcd is a 21class land cover classification scheme applied consistently over the united states. National land cover data coverage jointly produced by usgs and epa. The gateway allows you to choose your area of interest, browse and select data from our catalog, customize the format, and have it downloaded or shipped on cd for use in gis software. National land cover database office for coastal management. Geospatial data gateway provides one stop shopping for natural resources or environmental geospatial data at anytime, from anywhere, to anyone.
Nass publications cover a wide range of subjects, from traditional crops, such as corn and wheat, to specialties, such as mushrooms and flowers. The data set describes historical land use changes over a 300year historical period 17001990. This layer displays a time series of land cover from the national land. Usda national agricultural statistics service research.
Development of 2010 national land cover database for the. National elevation dataset ned ned data are maintained and distributed by the usgs on the national map server. The national land cover database nlcd provides nationwide data on land cover and land cover change at a 30m resolution with a 16class legend based on a modified anderson level ii classification system. Ccap data forms the coastal expression of the national land cover database nlcd and the a16 land cover theme of the national spatial data infrastructure. The classification is based on lccs developed by fao.
The latest data were released in may 2019, and contain updated versions for 2001, 2004, 2006, 2008, 2011, 20, and new data for 2016. The original national land cover database nlcd was created in 1992 by the multiresolution land characteristics mrlc consortium. Geonetwork opensource provides internet access to interactive maps, satellite imagery and related spatial databases. Archived data download south african national land cover sanlc. Data multiresolution land characteristics mrlc consortium.
While its possible to convert the image to acreage estimates, its technically difficult to do and would involve custom scripting. Land cover classification was based on mrlcs landsat 5 thematic mapper tm satellite data archive and a host of ancillary. Eros is central to the creation of the national land cover database nlcd, which is updated every five years and stands as the definitive land cover database for the united states. National land cover database nlcd 2016 multiresolution. Usda forest service fsgeodata clearinghouse fsgeodata. All nlcd data products are available for download at no charge to the public from the. For hawaii, esri reclassed land cover data from noaa office for.
The national land cover database nlcd serves as the definitive landsatbased, 30meter resolution, land cover database for the nation. The historical land cover and land use data set consists of two files, and was developed to provide the global change community with historical land use estimates. Wsio indicator data library watershed index online wsio. South african land cover 2014 class p builtup resampled to a 1km grid the 2014 south african national land cover dataset produced by geoterraimage 2014 as a commercial data product was generated from digital, multiseasonal landsat 8 multispectral imagery, acquired between april 20 and march 2014. Ccap regional land cover and change national oceanic and. The usgs lci has been established to provide access to. The usgs has been at the core of land cover and land use research and applications since the late 1960s. National land use data wont be as detailed or current as local land use data.
A new paper entitled, conterminous united states land cover change patterns 20012016 from the 2016 national land cover database, has just been published in the isprs journal of photogrammetry and remote sensing. The national hydrography datasets, watershed boundary dataset, governmental boundary units, transportation, structures, elevation contours and geographic names. Interim access and process for use of 1992 nlcd and ned. States, with final produced products available for free download. Table 1 provides links to the datasets and associated documents that should be read before using the data. Apr 15, 2020 the use of standardized data and procedures assures consistency through time and across geographies. Released in 2011 it is, as far as im aware, the most up to date land cover dataset for the uk as a whole.
Usda national agricultural statistics service information. For both national landcover datasets semiautomated spectral modelling procedures were used to generate the basic landcover components, i. Multiresolution land characteristics consortium, u. Its purpose is to improve access to and integrated use of spatial data and information. Land cover and its change analysis across the hindu kush himalayan hkh region is realized as an urgent need to support diverse issues of environmental conservation. For example, forest is classified as either, deciduous, evergreen or mixed. Land cover seamless downloads mrlc nlcd 2001 nlcd 2006. Nlcd 2011 provides for the first time the capability to assess walltowall, spatially explicit, national land cover changes and trends across the united states from 2001 to 2011. National land cover database 2011 nlcd 2011 ag data commons. The global land cover by national mapping organizations glcnmo is geospatial information in raster format which classifies the status of land cover of the whole globe into 20 categories. The data set is designed to complement in theme, scale and accuracy, land information new zealands 1.
Islscp ii historical land cover and land use, 17001990. Nlcd provides spatial reference and descriptive data for characteristics of the land surface such as thematic class for example, urban, agriculture, and forest, percent impervious surface, and percent tree. South african national landcover sanlc 2018 department. National land cover database nlcd nc state university. Nationalscale land cover mapping began in 1990 with lcm1990, continued with lcm2000 and then lcm2007. The national land cover database nlcd provides nationwide data on land cover. Easegrid land cover data resampled from avhrr global 1 km land cover, version 2, march 1992 april 1993. Lidar point cloud data is also available over many areas of the us. Geoterraimage specialist geospatial mapping and remote. Usgs national land cover database earth engine data. National land cover database nlcd data can be downloaded at the mrlc website.
Nys gis clearinghouse us environmental protection agency. The national land cover database nlcd serves as the definitive. Dec 11, 2018 global land cover north american land cover. The ecomapsections 2007 data set describes the ecological sections within the conterminous united states.
News get land cover data publications seminar archive faq contact us. Land use and land cover lulc the land use and land cover lulc data files describe the vegetation, water, natural surface, and cultural features on the land surface. Usgs 2016 national landcover metadata html usgs 2016 national landcover metadata xml. Dec 11, 2018 the usgs land cover institute lci is a focal point for advancing the science, knowledge, and application of land use and land cover information.
The united states geological survey usgs provides these data sets and associated maps as a part of its national mapping program. Use 7zip or another compression program to open these files. Displaying nlcd landcover data in qgis with landcover class type. It is the one stop source for environmental and natural resources data, at any time, from anywhere, to anyone. Land cover map 2015 lcm2015, released in april 2017, is our latest land cover map.
Nlcd provides spatial reference and descriptive data for characteristics of the land surface such as thematic class for example, urban, agriculture, and forest, percent impervious surface, and percent tree canopy cover. Usgs releases fact sheet about the national land cover database. National land cover database 2011 nlcd 2011 is the most recent national land cover product created by the multiresolution land characteristics mrlc consortium. The series was complemented by ceh land cover plus. Therefore, it is possible to compare and integrate glcnmo and other land cover data products based on lccs. Nlcd 2011 provides for the first time the capability to assess walltowall, spatially explicit, national land cover changes and trends across the united states from 2001 to. Nlcd 2011 is the most uptodate iteration of the national land cover database, the definitive landsatbased, 30meter resolution land cover database for the nation. Find and download nlcd data as prepackaged data types and years. The map legend based on natureserves ecological system classification scheme provides detailed information on the vegetation types at a plant community level. Through the clearinghouse you can find datasets related to forests and grasslands, including boundaries and ownership, natural resources, roads and trails, as well as datasets related to state and private forested areas, including insect and disease threat and surface water. The basic landcover components form the building blocks upon which the more detailed final landcoverlanduse data were derived and defined. Webgis free lulc data geographic information systems. The usgs and other agencies and organizations have produced land cover data to meet a wide variety of spatial needs.
Download gaplandfire national terrestrial ecosystems 2011 data by direct selections below. Conterminous united states based on 2011 imagery download alaska land cover download hawaii land cover download puerto rico land cover these data are based on 2001 imagery. Depending on what distinction you make between land cover and land use, the land cover map 2007 may be of interest to you. Lcdb is suitable for use in national and regional stateofenvironment monitoring, forest and shrubland inventory, biodiversity assessment, trend analysis and infrastructure planning. Additional products include percent developed impervious, percent tree canopy, and land cover change. Usgs gap analysis project additional data national gap. National scale land use data land use data mapped at the national scale 1. Lulc data files describe the vegetation, water, natural surface, and cultural features on the land surface. Dec 04, 2019 these nationally standardized, rasterbased inventories of land cover are derived from multiple dates of landsat satellite imagery and provide 7 epochs of land cover data for years 2001, 2003, 2006, 2008, 2011, and 2016. The spatial resolution of the data is 30 meters and mapped in. Geonetwork the portal to spatial data and information. Nlcd the same symbols as is on the dataset when you download them from mrlc. Jun 29, 2010 negatives of the usgs 2001 national land cover data set.
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