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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4answers
654 views

UK river and catchment files for GIS

Is there any possibility to download for free the UK river and catchment files (e.g. vector or raster) readable for GIS? I need them for research purposes.
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3answers
173 views

Open Land Cover Data for Australia

I'm interested in both low (rough) and high (fine) resolution, open (free) and classified land cover raster data for Australia. Ideally geodata sources; the less thematic classification is better; ...
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2answers
169 views

Public transport maps for all cities

I need public transport maps for all cities in the world (for reuse in an open travel guide). Requirements: For use by tourists, typically the kind of map you would print and carry around to quickly ...
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2answers
513 views

rail track data of the UK as arcs (lines consisting of lat long points)

I am looking for a free/open data source for rail tracks of the UK network (the rail network as arcs - lines). I have all the train station points as lat long pairs.
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5answers
6k views

Where can I aquire global wind (speed and direction) data?

Where can I acquire global wind (speed and direction) data? Preferably in some kind of GIS format and free of charge. Cheers
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2answers
1k views

Legacy/obsolete UK postcodes

I don't expect anyone to be able to answer this, but hope to be proved wrong. Does anyone know if there is a reasonably comprehensive source of old postcode data? I have data going back a few years ...
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1answer
756 views

satellite imagery data for crop identification

I'm working on a project to identify crop and do yield analysis using satellite imagery. can someone please guide me, where can i get this dataset?
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3answers
145 views

Urban, suburban, and rural blockgroup data

Is there an open source data classifying Urban, suburban, and rural blockgroups? I am specifically looking for the urban continuum data for Hillsborough County, Florida. I know that Nielsen Claritas ...
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2answers
98 views

World Marine Regions & Subregions Polygons

I'm looking for a set of world marine regions & subregions to help augment some analyses I'm doing with the ASAM database. I found the following: at http://fas.org/irp/world/para/docs/geol_geo....
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4answers
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Cities with open geotagged Twitter data or Foursquare checkin data?

I'm doing a research project on population dynamics and would love to find a dataset of Foursquare checkins or geotagged tweets within a reasonably large time period (one month or more, ideally not ...
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2answers
194 views

Dataset with biggest events in the world/region, reporting number of attendees, geolocation and date

I want to build a dynamic representation of the most popular events in a region over a certain period of time. I was thinking Europe, but if there is no dataset available I could do it for the US. ...
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2answers
148 views

Optimal Data Format(s) for Open GIS Data Repositories?

What format(s) would/should be provided/included with a gis dataset repository? I know that there is no correct answer, i'd like as many different answers/opinions as possible to make the best ...
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2answers
1k views

Northern Ireland electoral wards shapefile

Anyone have any idea where to get a shapefile for NI wards that corresponds to the 2011 census? NISRA has a small area shapefile that is supposed to be aggregable up to ward boundaries, but the file ...
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1answer
92 views

World dataset of hospitals

I am looking for a (global) dataset of hospitals: mainly locations, but if possible also names, sizes, number of beds. As far as I can tell, this does not exist yet, but perhaps there are good ...
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3answers
47 views

Sidewalk accessibility mapping in California

I'm looking for a data-driven way to virtually assess accessibility of sidewalks in California, particularly in the Bay Area. Basically, any tools that would help with estimating a 'walkscore' type of ...
5
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1answer
42 views

Federal, state, and county prisons & jails

Looking for a list of all city, state, and federal related prisons & jails in the united states. Looking for the list to include the name of facility, type, and address. Can anyone point me ...
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2answers
2k views

uk postcode outcode border data

I am aware of this: First character boundaries However, this only gives you the borders for, for example, 'L' rather than: L1, L10, L11, L12 etc. Can I obtain these fine grained border data from ...
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3answers
968 views

I need a KML file for Northern Ireland BT postcodes

I'm displaying a map of territories, which consist of UK postcode districts (e.g. SN12) The wikipedia page for each postal area includes a kml file that includes each district separately, which I'm ...
5
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3answers
111 views

Global map of protected areas by IUCN category

The International Union for the Conservation of Nature (IUCN) lists seven protection categories for different areas that serve to protect the natural environment and biodiversity. Is there any ...
5
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2answers
130 views

Seeking Water Quality Data for Lake Ontario that includes Dissolved Oxygen, Nitrogen, Phosphorus?

I was wondering what sources are available, or if anyone has GIS water quality data for the Great Lakes and specifically Lake Ontario? We are interested in mapping Phosphorus, Organic Matter, ...
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2answers
68 views

Reliable point spatial data of cities of New Zealand

Can anyone refer to the reliable and freely available point location spatial data source of the cities of New Zealand. N.B. I used several data source but found all of them are not accurate e.g. this ...
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1answer
154 views

Real-time position of artificial satellites

Is there a database containing the currently known course of most artificial satellites? For instance, satellite X is travelling at speed n and at time T it will be at point P. For all countries/...
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2answers
129 views

Coordinates of nearby parking lots, findable by street name

I am looking for open latitude, longitude data with information about parking lots. I am looking for data or an API with an open source client library, using which I can specify a street name, and ...
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1answer
143 views

Google Map based on emergency location information

I would like to build a google map where I can see the locations of currently happening emergencies like earthquake, storms, wildfire, etc. Does anybody know sources from where I can get data like ...
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1answer
3k views

Shaded KML file for US Zip Codes? Doesn't have to be perfect

I was looking for a simple KML file anyone knew of that I could just easily import and overlay onto Google Earth. I know Google Earth already seems to show postal code regions under government data, ...
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1answer
67 views

Shapefile for traditional culture areas of the Americas

I am searching for a shapefile showing the traditional indigenous culture areas of the Americas. Here's an example of pretty much exactly what I want (without the plotted tribal names) http://kids....
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2answers
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Access to 5m Terrain data for flood modelling

I am doing flood modelling for my Parish in Shropshire on a voluntary basis and need high-res elevation data. Terrain 5 from OS would be ideal. Unfortunately I can't get it under the PSMA with OS. ...
5
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1answer
166 views

Finding ward level administrative boundary data for india?

In the census 2011 data there is data at ward level. Is it possible to get shapefiles at that level? (paid/free) Please don't refer me to GADM , which is at taluk level. I want at least 2011. How ...
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1answer
108 views

Queryable source of large cities

I'm trying to get a list of major cities in the world: their name, population, and location. I found what looked like a good query on Wikidata, slightly tweaking a built-in query example: SELECT ...
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1answer
107 views

USA basement map or data available

I am looking for information about basement for each state or in USA. They can be either a map, dataset, or on the website. i am looking for that to get an information about a local in the state of ...
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1answer
463 views

ISO 3166-2 codes to Olson Time Zone Codes

Just curious, is it possible to link ISO 3166-2 codes to Olson Time Zone Codes. For example the US has these Olson Time Zone Codes: US United States America/Adak US United States America/...
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1answer
389 views

Where to host a public KML/GPX/OSM map file? (preview, map links, statistics, conversion)

I have a few KML files that I would like to share with the public. Google suggests hosting them on Google Drive, but I would prefer a platform that offers more map-oriented features. Datahub does not ...
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3answers
471 views

Simulated dataset agent based gps

I am about to do a project that involves "trajectory" prediction of human gps tracks. Preferably I need data of "agents" over months. In need some sort of "routine patterns" in it (e.g. work <-> ...
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1answer
77 views

National Scale (contiguous US) weather data set for 1980 - 2010

Does anyone know of any national weather datasets that cover the contiguous US for the period 1980 to 2011? I need gridded values, preferably with a grid size (resolution) of 1 km x 1 km up to (maybe)...
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1answer
146 views

Linked Geospatial Data in WFS

At the Swedish University of Agricultural Sciences we have released some data based on the requirements of the INSPIRE directive. We use Geoserver which provides us with a number of standard ...
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0answers
37 views

Shapefiles of 20th Century British Railways

I'm looking for shapefiles of the British railway network from any time between 1900 and 1970 (before many of the railways were closed). There are many historical GIS sites (such as GBHGIS and Vision ...
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0answers
131 views

Free quad polarization SAR images of San Francisco in bands X and L?

For comparing the results in my scientific article I need quad polarized sample data for San Francisco in bands C(RADARSAT-2), L(probably ALOS-PALSAR) and X(probably TerraSAR-X) Up to now I have ...
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4answers
518 views

Shapefile of European Union regions and districts

I'm looking for a shapefile containing all EU countries / regions / districts / city boundaries.
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2answers
132 views

Free Cadastral Map

I'm writing a theoretical paper on landscape planning. I need a cadastral map to illustrate some things. It could be a map of a real city (doesn't matter in which country or state) or a fictional one (...
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2answers
83 views

Determining time zone and daylight savings time from latitude and longitude?

I have about 5,000 weather stations with its' lat, lon coordinates. I would like to determine which Time Zone they fit into and whether they observe daylight savings time. The sample of data looks ...
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3answers
304 views

Free CDN (content delivery network) serving US Census shapefiles?

Is there a free CDN (content delivery network) serving US Census shapefiles? Specifically, I need state legislative district boundaries. Of course, I've googled around, and didn't see anything. ...
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3answers
103 views

Where can I get the coordinates datasets of water bodies of a country?

I'm in need of acquiring the coordinates of the outlines of all the water bodies inside a country, with the exception of "Sea" or "Ocean" water. Right now, I'm manually outlining the lakes and rivers ...
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8answers
383 views

Collection of large geospatial datasets

This post is in the spirit of "big-lists" on tex.se and other sites Purpose of this post... ...is to collect (in separate answers, unless clearly related) open datasets containing detailed ...
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1answer
70 views

Publishing location based data in Easting and Northing, Longitude and latitude, or Addresses?

I am working on publishing a listing of shelters and hostels, I would like to expose my data to anyone who would like to use it. One of the things I would like to do is allow the shelters and hostels ...
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2answers
101 views

High Resolution Mineral Maps

Australia has recently published high resolution surface mineral maps using data from ASTER see here. Does anyone know of similar free products available world-wide?
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2answers
701 views

Is there a tool to convert geoRSS into geoJSON?

I have a geoRSS file that I would like to convert to geoJSON to use it with Leaflet. I found MyGeodata Converter (mentioned on What are the most useful formats in which to release geospatial data?), ...
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1answer
151 views

Simple elevation data for Europe

I have a specific need, which is to do as little coding as possible to transform the dataset that you recommend to a format that our software can use. We want to divide Europe (possibly, later, the ...
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2answers
315 views

uk streets for UK postcodes

I have most geocoded UK postcodes and would like to obtain all streets close to each postcodes. I am aware of this open data source: https://www.ordnancesurvey.co.uk/business-and-government/products/...
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2answers
150 views

Geospatial Open Data from Sri Lanka or India

Has anyone come across open geospatial data sets from India or Sri Lanka? I'm looking for city, district and state/province boundaries
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2answers
59 views

Data on radio station tower locations in Africa

Hey I am wondering if it exists somewhere a public access dataset or map of radio tower location for African countries. I am interested in towers transmitting signals in AM/FM waves for radio stations....

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