Questions tagged [geospatial]
Geospatial pertains to the geographic location and characteristics of natural or constructed features and boundaries on, above, or below the Earth's surface, particularly referring to data that is geographic and spatial in nature.
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Land cover map of Germany and Netherlands
I am looking for a high resolution land cover map in Germany and Netherlands (ideally for the whole country, but local datasets are also welcome). I know that I can get some information from Open ...
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Trying to find historical building footprints or centroids
I'm currently doing a research project analyzing how cities evolve over time and was wondering if there were any good online databases for finding historical building footprints. I've been looking ...
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Shapefiles of the Great Wall of China and the Silk Road
I am looking for shapefiles of two Chinese landmarks.
Great Wall of China. Format: spatial lines. The sources mentioned in another post are apparently not available anymore.
Silk Road. Format: ...
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1answer
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Where can I get a reasonably small geojson file for the boundaries of Canadian provinces?
I have looked on kaggle.com and done a lot of Googling. The only thing I found was one that has 2000 vertices in the polygon for each province. That is too large to write to DynamoDb, which is what I ...
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Source for good administrative area boundary data US, MX, CA
We are using SQL Server to calculate mileage breakdowns per state. It's a simple query to find length of intersection between path (polyline) and shape.
Data for US, MX, and CA were sourced from ...
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Need data populated/inhabited areas for Madagascar
I am trying to analyze the number of schools per square kilometer in Madagascar, but only considering the number over inhabited areas. I have data on schools from the World Bank, but I can't find a ...
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From where do I get shapefiles for all the states in USA at Census Tract level with “population” or “population density” data too?
I scoured the US Census site for any data like the population at Census Tract level, for the year 2019 or 2018, but I am unable to find it.
I can get plain shapefiles that do not contain any ...
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List of weigh stations in the US and their locations?
I'm wondering whether there is any open data out there that comprehensively lists weigh stations in the US and their latitude/longitude. Other vehicle inspection facilities would be interesting.
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Shapefiles for Paraguay
I am looking for the latest shapefiles of the whole Paraguay:
Soil type
Contour
Land use
Precipitation
Administrative boundary
Open green space
Built-up area
I have looked at it on the national geo-...
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Possibility for exchanging QGIS project files
Is there a site or "Service" to exchange QGIS project files? Perhaps creation of one would be interesting for others.
For example, I have created a complex project for sewer managment. I ...
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Is there cleaner alternative of the original JAXA ALOS AW3D30 digital surface model (DSM) data?
The team from JAXA made a great job on DSM derived from ALOS-2. However, I find issues on data, e.g.:
satellite stripes footprints, elevation drops by 1 to 5 metres
rare, but obvious noise in data
...
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Obtain high resolution data for Papua New Guinea-Madang Province (QGIS)
I'm currently working with a dataset of contagious bird illness in Papua New Guinea (specific for the Madang Province) and I would like to plot it in a map and try to run a few models, however all the ...
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CORINE Land Cover - interactive map which allows to emphasize/display/look for particular class
Is there an interactive map with CORINE Land Cover data, which allows to me to find places with presence of a particular CORINE Land Cover class?
Interactive maps like this one exist: https://...
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1answer
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historical annual average temperature by country (with data after 2016)
has anyone come across a data set of all countries with historical average annual temperatures? The World Bank provided exactly this (see here), but has not updated it after 2016 - I would like to ...
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1answer
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Longitude and Latitude coverage for the city of Porto
I would like to have an idea of precise coverage (extend) for the latitude/longitude of the city of Porto, Portugal.
This is in connection with my research that I need to filter out geolocation data ...
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Looking for a Geoda map with OECD countries
For my undergraduate thesis I must do a spatial analysis over the OECD countries, but I cannot find a map for them, due to them being so spread apart. Funny thing, even my spatial analysis teacher ...
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1answer
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Text Dataset for Entity Recognition of personal data
I am looking for a data set to train and set a personal information masking application. Is there a text data set available with name, location, bank account numbers, SSN, Name, Ip address etc (either ...
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1answer
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Where can I find Political Party Affiliation Data?
I would like to make a heat map based on political party membership density in (e.g., California 60% democrat, Kentucky 70% Republican, etc.), preferably at the county level.
Does anyone know of a ...
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1answer
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Polish road numbers used with kilometric points
When Polish road authorities refer to a location along a road using kilometric points, they append an extra letter (S5a, S5b, S5c…) to the road number to refer to different stretches of the road with ...
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1answer
30 views
County list of Woodard's American Nations
I've been looking for a list of counties in each "nation" of Woodard's map of American Nations. However, I only found maps of it and certainly as a beginner in the field, I am unable to transform this ...
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1answer
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Is the most up to date data from the US Census on ZIP Codes (ZCTAs) from 2010?
I grabbed ZIP Code Tabulation Areas (ZCTAs) from https://www.census.gov/geographies/mapping-files/time-series/geo/cartographic-boundary.html and I'm a bit confused because the data for Zip Codes seems ...
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How can I access GAEZ potential yield rasters?
I need rasters of global potential yields for various crops globally for a research project. These rasters are available from GAEZ, as pointed out in the answer to this question.
However, the GAEZ ...
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Where can I find historical natural disasters by country?
I'm trying to find a dataset that contains number of historical natural disasters by country in the longest lapse of time possible. Would appreciate your help.
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1answer
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Global/European maximum daily temperature forecast
I am searching for either global or preferabaly european maximum daily temperature forecasts I dont care for any historic data. To give you an example: I wake up in the morning and want to know the ...
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2answers
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From where can I obtain 2018 LiDAR Digital Surface Model for Texas?
I am looking for 2018 Lidar DSM (not DEM) for Texas, US. Do you know any source from which I can obtain the data? Thanks.
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Altitude data for european highways
Are there publicly available altitude data for the major european highways? I need the altitudes on the road surface, not in the surrounding area. I believe that the open DEM files (or SRTM data) ...
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Seeking data that shows stay at home orders by United States county for COVID-19 crisis
I'm looking for GIS data that shows which US counties are issuing "Stay at Home" orders all across the US. It would also be helpful if the data included which types of businesses were allowed to be ...
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How to read *_LOW_HN / *_HIGH_HN fields in NY Street Centerline Data?
I've been looking at the NYC Street Centerline (CSCL), in particular number ranges for individual street segments.
Quite a few look like this:
ST_NAME L_LOW_HN L_HIGH_HN R_LOW_HN ...
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NGVD 29 undulation layer
I am looking for NGVD 1929 undulation layer. So that I can convert my vertical datum from NGVD 1929 to WGS 1984. I was able to get EGM 2008 undulation layer in GeoTiff format. I was hoping to get the ...
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1answer
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Finding GIS data layers in Denmark
I am currently working on a university project that focuses on finding most suitable locations and equipping the Hørsholm Kommune with EV charging stations.
I am, however, not from Denmark and my ...
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1answer
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Where can I find Sentinel L1C images (.SAFE) from 2015-2019 now that they are not available anymore on the Copernicus Open Access Hub?
I am looking for Sentinel images from before 2019 in L1C quality and .SAFE format, as I want to correct them with sen2cor in SNAP to convert them to L2A quality. Where can I find them now that they ...
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Looking for weekly death data by State/County/City
I'm looking for up to date weekly death rates in first the US (ideally EU and East Asia sources would be great too) that is tracked at a city/county level (implying state level as well). Something ...
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Looking for average economic impact of all Farmlands per acre in Florida or U.S
I am researching on road alignment optimization. The research goal is to find least cost road alignment between two given points, considering highway codes. One of major factors which I want to ...
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to which extend we can use the data of healthsite.io - can we use maps etc. too?
to which extend we can use the data of healthsite.io
update:: well i guess that it is evident:
since the data in Healthsites.io are indeed under the ODBL licence: https://github.com/healthsites/...
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1answer
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Identifying State Parks in the PAD-US dataset (Protected Areas Database)
I'm looking to map "State Parks," and I found this phenomenal, but complex database. Has anyone ever worked with the PAD datasets before? (or know any easier way to map State Parks?)
In the PAD ...
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1answer
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US Wifi Hotspots
Looking for US Wifi open geospatial data; I read through all of the wifi tagged questions including database of wifi hotspots but feels like this is unique enough and could use some refreshing.
Here's ...
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1answer
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Logistics data sources for data analysis work
Where can I find logistics data sets?
I look for data for my student to analyse in a bachelor thesis.
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1answer
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Global sea/ocean polygons (with names)
I am looking for a global dataset with the extent of seas and ocean in a vector dataset of polygons. I know that boundaries are sometimes fuzzy (maybe crisp boundaries don't really exist in some case),...
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1answer
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GIS Data: French Colonial Cercles
Cercles and districts were administrative units in French colonial Africa. I am looking for GIS data on their boundaries. Hints on where to find adequate digitizable historic maps on those ...
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Seeking rayon (district) level administrative boundaries for North Caucasus Federal District (Russia)
I am doing a research project in which I need accurate rayon (district) level administrative boundaries for the North Caucasus Federal District of Russia (shapefile or geodatabase). Among other sites ...
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2answers
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Can anyone recommend a comprehensive site to find Building Shapefiles for Sydney and its suburbs?
I am looking for a more comprehensive site for Building Shapefiles for Sydney and its surrounding suburbs which I can upload into QGIS. I have already downloaded the shapefiles from Geofabrik (https://...
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1answer
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Looking for land value data for anywhere in North America especially for Florida
I am researching on road alignment optimization. The research goal is to find least cost road alignment between two given points, considering highway codes. One of the major costs which needs to be ...
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0answers
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Seeking US Border Patrol Sectors shapefile
I am trying to find a shapefile containing the boundaries of the different border patrol sectors as shown here.
I have searched the US BP website and other sources/databases extensively. There are ...
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1answer
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windmill dataset in the Netherlands
Since the Netherlands is famous with the windmill, how come I can't find the spatial dataset of it? I tried to look at :
https://www.pdok.nl/
https://data.overheid.nl/
https://data.amsterdam.nl/
...
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1answer
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National Congressional Districts vector tileset
Is there a vector tile set available online somewhere of US national congressional districts? I have been downloading shapefiles from the US Census bureau's shapefile repository, converting these to ...
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How to download Road map dataset of previous 20years
I want to download the Road map dataset of the previous 20years. How can I find the data and access that? I prefer Google Road map data.
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1answer
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Datasource with global cities/towns/villages with Englisch names and coordinates
In almost ever GIS project there is the need to map nearby cities and towns, often also small villages in rural areas.
Open Street Map (OSM) offers a lot of spatially explicit data including "places" ...
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Source on LIDAR coverage of Portugal
I've been trying to look into the LIDAR coverage of Portugal for the last week but without any succes.
Spain's LIDAR coverage is thoroughly described by its governmental agency PNOA, i.e. resolution ...
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1answer
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USGS 3DEP DEM, what is an AWS “Staged Product”? Can I access “Staged Product” data over S3?
The United States Geological Survey (USGS) has available as part of the 3D Elevation Program (3DEP) a 1-arcsecond Digital Elevation Model (DEM) of the conterminous United States (CONUS) — see 3DEP DEM....
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What is an effective way to share many geojsons that are a timeseries?
I currently have a long-running scrape that collects geojson data for Zürich bike-sharing. Each file is appended with a timestamp of when it was collected. The file structure doesn't change.
What's ...
