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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2answers
128 views

USA Road Network Data Set Options?

I need a contiguous, nationwide USA Road Network with speed limits, distances, etc. I have been using TIGER but the challenge is at state boundaries - where contiguous road segments are split. Is ...
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3answers
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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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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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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
147 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
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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
40 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
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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
935 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 ...
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109 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 ...
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2answers
129 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
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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
153 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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125 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
142 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 ...
5
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1answer
125 views

Elevation data sources

I need to know for example, heights of bridges/fly-overs from the land surface (just to know there is an elevated structure). How and where from can I get this data (preferably for EU)? Any open ...
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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, ...
5
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1answer
94 views

GIS Data for Illinois Electric Distribution lines and Substations

I am looking for the Ameren and ComED's distribution lines and distribution substations. They are the 2 largest electrical utilities in Illinois. I know the HLIFD data has Transmission lines and ...
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1answer
66 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. ...
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1answer
104 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
377 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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3answers
452 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
782 views

Where can I find GIS sub-division boundary data of Saudi Arabia and Turkmenistan?

Where is it possible to find GIS shapefile data of the second-level admin boundaries of particularly Saudi Arabia and Turkmenistan, as well as a number of other countries/territories? Neither of the ...
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1answer
158 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
145 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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35 views

How to get “historical” shapefile (road, waterways, railways, etc.) of India?

I am interested in looking at future trends in linear developmental activities in India and how they may impact the integrity of wildlife corridors. Basically, I need to do trend analysis over the ...
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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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0answers
45 views

Standards for parking restriction spatial data

I'm working with some local governments in Australia to publish parking restriction data. Are there any existing standards to conform to? The kind of data I'm talking about: spatial (one polygon per ...
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4answers
499 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
77 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
303 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
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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
367 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
646 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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3answers
44 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 ...
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2answers
309 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
98 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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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
142 views

Satellite image of agriculture land cover for North Korea

I am looking for free satellite images of agriculture land cover for North Korea. Is it available on Earth Explorer, which image should I download? I'm looking for imagery with which I can do an ...
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3answers
79 views

download Great Britain boundaries as shapefile for GIS

I am looking for a shapefile (readable e.g. in QGIS) which only contains the Great Britain boundaries. In other words I only need the island/s boundaries. I have already checked and downloaded the '...
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2answers
95 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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1answer
66 views

Where can I download a raster with the elevation data of the whole US?

I know about USGS and USDA have DEM files but they are in small blocks, and I need the whole country. The closest that I've been with solving this is finding this website that contains all the files ...
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1answer
231 views

Postal code boundaries for India?

I'm trying to find out where to download Postal Code boundaries (e.g. Shapefiles, GML, KML) for India. This data needs to be compatible with a typical GIS software (e.g. ArcGIS, QGIS). Can someone ...
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1answer
330 views

LiDAR data for Palawan (Philippines)

Are there any public or private sources of LIDAR data for San Paul river in Palawan (Philippines)? Searching online did not lead me to any sources, and I am unsure how the commercial world of LIDAR ...
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1answer
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Administrative boundaries for historical political entities?

Similar to Seeking administrative boundaries for various countries?, do you have any data sources for historical political entities, and their administrative sub-units? Data from any continent, any ...
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1answer
56 views

Data for all lakes on Earth?

Is there data available for all lakes on Earth? Even just a list of names would be nice; metadata is also welcome. In this case, a lake is any enclosed body of water with a surface area between some ...