Questions tagged [data]
Any collection of related facts arranged in a particular format; often, the basic elements of information that are produced, stored, or processed by a computer.
224
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Seeking administrative boundaries for various countries?
After learning about the US Census's TIGERLines datasets I've working with the following layers, from the USA data
Country boundaries
State boundaries
County boundaries
City boundaries
ZipCode/...
64
votes
8
answers
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Seeking sources for US Zip Code Boundaries [closed]
What are the most up-to-date source for US Zip Code boundaries?
My first thought was TIGER, whenever that comes out, but then I thought that the Postal Service might be a better bet.
17
votes
4
answers
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Saving project with data source path as relative in QGIS?
Is there an option in QGIS to save the project with the data source being a relative path?
I don't see the option here. QGIS Wroclaw1.7.3
39
votes
11
answers
54k
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Seeking 2010 Census Block data
I would like to download 2010 Census Block Data for several towns and I can't seem to find it on American Factfinder.
If it is not there, then where could I find it?
4
votes
2
answers
6k
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Convert raster to CSV with lat, lon, and value columns
I'm looking for a process to convert ASCII gridded data (in this case 60min/1 degree gridded ASCII population data (GPW) from SEDAC: https://sedac.ciesin.columbia.edu/data/set/gpw-v4-population-count-...
35
votes
12
answers
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Bulk geocoding 20 million US addresses [closed]
Are there any free or reasonably priced databases for the US which can be searched and return latitude and longitude information?
22
votes
10
answers
14k
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Seeking GIS data for fast food industry?
I am working a small project related to fast food industry. I am trying find GIS data for fast food chains like subway, MC Donald's, Arby's, etc in state of Ohio. Basically, I am looking for point ...
12
votes
4
answers
14k
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Ordnance Survey grids - download or generate?
Does anyone know a source from which to download vector UK Ordnance Survey grids at varying resolutions? Or failing that, a tool that can create an OS grid at a specified resolution? There are plenty ...
15
votes
5
answers
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Seeking free elevation data for Europe?
Where can I find free elevation data for Europe?
The available resolutions and terms of use are important details that I also seek.
14
votes
8
answers
58k
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Seeking Postcode Shapefiles for UK?
I am trying to find the shapefiles for postcode sector and districts in the UK. Specifically inside London. I know I can go and pay for these but I only really need to use them once. I want to ...
8
votes
3
answers
25k
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Finding municipal-level administrative boundary data for India? [duplicate]
Does anyone know how to find a shapefile with boundaries of Indian municipalities?
I have tehsil boundaries as for year 2001, but I would like boundaries of municipalities and, ideally, also ...
19
votes
1
answer
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Listing available online WMS services (Weather, Land Data, Place Names)?
I'm Looking for WMS services freely available to the public to overlay on my application, specifically weather and AIS information.
Perhaps this is a good place to list some available online WMS ...
15
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3
answers
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Converting SimpleGeo Places GeoJSON file to shapefile?
SimpleGeo has recently made their "Places" data set freely available which is GREAT, because now we can use it for our own purposes, even offline. So I went about downloading the 2GB dataset, which ...
14
votes
6
answers
2k
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Ways to visualize multiple large LiDAR tiles?
I want to load approximately 10 large LiDAR tiles for analysis. I have tried using ArcScene but it appears there is a limit on how much data ArcScene can handle at one time. Each tile is 65-90MB in ...
12
votes
5
answers
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Downloading SRTM data
Is there an easy way to mass download SRTM data? The data is published for download here, but it's sliced into thousands of small files, and I don't see an FTP option for more efficient downloading......
11
votes
3
answers
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What are the existing datasets of world maritime routes?
I have a list of cargo ports of all over the world and need to show some port-to-port trips on a map, and also to compute lengths of these trips.
For that, I need a dataset of actual maritime routes (...
7
votes
4
answers
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Site to download al USGS Topo Maps in bulk
I am trying to create seamless topomap WMS or TMS layer that covers the entire US (not interested in geo-pdfs). To do that, I need either the rasters (geo-tiffs, etc) or preferably vectors (whatever ...
4
votes
2
answers
710
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Seeking US State or National business (or employer) database lists
This question dovetails with What kind of datasets are necessary for geomarketing applications?.
I am familiar with some of larger, paid-for business registry's like InfoUSA and Dunn & Bradstreet. ...
59
votes
11
answers
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Obtaining up-to-date list of US ZIP Codes with Latitude and Longitude Geocodes? [closed]
NOTE: This began as a question on Stack Overflow, which has subsequently been closed. I also noticed a similar question about Most Up-To-Date Source for US Zip Code Boundaries, but I believe this ...
28
votes
5
answers
72k
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Seeking comprehensive list of latitude and longitude values for cities around world?
I'm developing an application that calculates the distance between cities using their respective Longitude and Latitude values.
But the problem is where to get a comprehensive list of latitude and ...
24
votes
7
answers
14k
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How to download the entire ASTER GDEMv2 dataset?
In October 2011, NASA released the new ASTER GDEM global dataset (30m) and I have been wanting to get my hands on it. The only problem is that it takes forever to download and I do not feel like ...
22
votes
5
answers
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Is there a source for historical shapefiles and tiles?
Is there a source for historical shapefiles and tiles? Like the ancient Greece/Rome, medieval Europe and Japan? Ideally with multiple snapshots during different periods in their development, since ...
20
votes
5
answers
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Finding footprint data for US buildings?
Are there any sources for free and distributable building footprint datasets for major cities around the United States?
Ideally, the data would also have the number of stories of each building; is ...
15
votes
8
answers
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List of US government free GIS data online
The US government publishes a plethora of useful, high-quality GIS data sources online.
The data includes:
Municipal and international boundaries
Classified points of interest
Geographic maps
...
14
votes
15
answers
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Seeking point cloud (LiDAR) data? [closed]
Is there any freely available pointcloud data?
I'm especially interested in dense clouds of small areas(5m to 100m radius) but anything else would be fine too.
I've found that these pages have ...
7
votes
1
answer
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What is the highest obtainable resolution of FREE elevation data in the UK?
I am seeking closure with this question guys.
I am aware of various sources of free elevation data ~30+ m, and I have been searching for higher resolution FREE data for a while now. This already ...
7
votes
2
answers
13k
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What is Google source for United States topographic data? [closed]
I'm looking for as detailed as possible topographic data for a certain area and have found information displayed by Google Maps to be far more detailed than what is provided by 7.5 minute maps (from ...
7
votes
1
answer
3k
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Programmatically download (seamless) NED tiles?
I used to download 1/3 arcsecond elevation geotiffs from extract.cr.usgs.gov using web services. But a few days ago, that stopped working, probably because USGS reorganized their site. I tried ...
4
votes
2
answers
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Using Google Earth imagery data for portable solution?
I wish to clarify with users who are using Google Earth portable solution. As per portable solution link http://www.google.com/enterprise/earthmaps/portable.html, we can create part of globe and ...
1
vote
1
answer
6k
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Seeking POI Datasets for North America
I use foursquare because it contains a lot of POIs.
Which database do you use when you need a point of interest in North America?
28
votes
18
answers
136k
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Seeking full list of ISO ALPHA-2 and ISO ALPHA-3 country codes?
I'm searching for a full list of countries with their country codes.
Like on this page (need full and valid):
http://www.nationsonline.org/oneworld/country_code_list.htm
22
votes
3
answers
2k
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Where to get street data in an importable format?
I don't want to use WMS layers, but to actually store the data in my local server, where can I find street data from the world?
19
votes
5
answers
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Seeking shapefile of city boundaries in US?
Where can I find a shapefile that contains boundaries for the major cities in the United States?
I have tried the census website but could not find anything.
19
votes
8
answers
101k
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Seeking Free Shapefile of European Countries?
I do not seem to be able to find a free shapefile of the European countries. This is the kind of map I am looking to populate with my own data using ESRI ArcGIS:
The Eurostat website only seems to ...
18
votes
7
answers
5k
views
Sources of realtime spatial data [closed]
I'm trying to set up a demo that serves up live spatial data, but am having trouble finding any suitable example data sources.
Ideally I'm looking for something that updates every few seconds; either ...
16
votes
4
answers
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Spatial data? Geodata? Geographic Data? Geospatial data? [closed]
What word indicates spatial data within the geographical and geological domains? In particular, what word is precise enough for a science journal article (i.e., formal prose)?
Candidates might include ...
16
votes
9
answers
11k
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Seeking Sentinel 2 Images for Nigeria [closed]
I need Sentinel 2 imagery of Nigeria, I signed up in Copernicus Scihub but typing Nigeria into the text box no results appear. I must be doing something wrong, how can be possible that they do not ...
14
votes
10
answers
8k
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Seeking Benchmark GPS Trajectory dataset
I'm looking for a benchmark GPS dataset, available for research purposes for free. I've found GeoLife GPS Trajectories dataset from Microsoft Research but I find it a little incomplete.
What I need is ...
14
votes
4
answers
12k
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Downloading DEM data for US?
USGS has been moving towards serving data through The National Map Viewer. They have several WMServices through their website that serve elevation data to the public (hillshade & DEM). The ...
13
votes
6
answers
93k
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Seeking Canadian postal code geometries
Where can I find the shapefiles for Canadian postal codes?
11
votes
3
answers
11k
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Seeking shapefiles of global climate/climatic zones
Have been looking around a bit for a shapefile/kml/etc file of global climatic zones (as listed here: https://en.wikipedia.org/wiki/Geographical_zone) -- temperature, subtropical, tropical, etcetera.
...
10
votes
8
answers
5k
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Can I download the entire NRCS SSURGO database?
I am interested in downloading and using the entire USGS SSURGO database.
The California Soil Resource Lab provides instructions on working with these data in R, but it starts with the assumption ...
8
votes
2
answers
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Adding points to point vector layer using QGIS?
I have a point layer with multiple data points in QGIS, but I want to add some extra data points to it and adjust some info that we missed because the ground was wet and we needed to go around it. I ...
6
votes
3
answers
8k
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Source for UTM Zone File
I'm looking for a complete, freely available file showing UTM Grid zones. Preferably not a simplified version, but one that shows the full grid zones and all 'exceptions' (e.g. in Northern Europe) - ...
5
votes
5
answers
2k
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Provincial Base Mapping Data Sources in Canada
I'm very familiar with the Ontario Base Mapping Data, and am looking for similar data for other Canadian Provinces. Perhaps we can start a list of resources here? I'm looking for something at a larger ...
5
votes
4
answers
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UK coastline shapefile?
I'm looking for a shapefile for the coastline of the UK.
I'm guessing the Ordnance Survey 'geo-portal' is the best place to get this, but whenever I go to the Ordnance Survey site I get the shakes. (...
4
votes
3
answers
2k
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How to transfer data from spreadsheet into shapefile?
I am looking at Deprivation in the UK and there is some good data in the form of spreadsheets on this website http://www.communities.gov.uk/publications/corporate/statistics/indices2010
I would like ...
4
votes
3
answers
12k
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Seeking free, publicly available GIS data for Singapore?
Are there any free, publicly available datasets for Singapore?
I've examined Openstreetmap, Global Admin Boundaries, GRUMP and the Natural Earth datasets, but I'm interested in vector data of higher ...
31
votes
3
answers
1k
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Map material from China not allowed to leave that country
I just read an article about a company in Germany which tests autonomous driving cars in different countries.
They state that they analyze all of the generated data in Germany - with one exception: ...
26
votes
7
answers
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Are any fictional worlds available in some GIS format?
Is there any fictional world (e.g. Middle-earth, Discworld etc.) which could be used in a GIS context?
For example, an MBTiles archive and a shapefile or any other format usable with OpenLayers / ...