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6
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3answers
1k views

Is there a free source of U.S. time zone borders?

I have a mapping app in which I need to display the borders between U.S. time zones. The easiest and most accurate way would be to feed in a list of lat/long coordinates representing the vertices of ...
0
votes
2answers
212 views

town, village, prefecture shapefiles for China?

I'm looking for boundary files for towns, villages and prefectures in China that are free. I've came across http://chinadataonline.org/, but they are limited. Can anyone tell me where to look?
1
vote
1answer
67 views

Where to get world-map images for use in webglearth

I am using webglearth for a 3D earth globe. I already bought MapTiler, from the same makers. Now I am struggling with finding different world-map-images with the right projection. I need either WGS ...
0
votes
0answers
37 views

data for radius search in shortest path finding?

Is there any way for getting data for radius search ( described here: http://orsnz.org.nz/conf36/papers/Engineer.pdf [ Faramroze Engineer Department of Engineering Science University of Auckland ...
1
vote
0answers
15 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 ...
0
votes
0answers
33 views

Options for Bulk Download of Satellite Imagery

I am looking for some sources of Satellite imagery that I can bulk-download for offline use with mobile apps. I am willing to pay, but so far I am not finding any good solutions out there. Something ...
7
votes
2answers
139 views

Identify this state outline file

Some time back, I came across a site that was offering sets of US state outlines that were intended to be attractive/artistic rather than geographically accurate. I only have this copy of the outline ...
1
vote
4answers
106 views

Mapping UK river gauges / stations

Do you know a way to map all the river gauges / stations in UK? I found some data from the Environment Agency but it lacks of the longitude and latitude.
4
votes
0answers
65 views

Connect data from two different layers

I'm trying to connect data from two different layers to combine them in one new layer and continue working with them. Let me explain that a bit more detailed: The first layer contains data (and ...
2
votes
1answer
44 views

MODIS temperature and NDVI data?

hope anyone could give me some hints here. I tried to download free MODIS data from their page(resolution 500m, 1km). Im interested in NDVI and temperature data. But when i load the hdf files into my ...
1
vote
2answers
199 views

Where do I get Elevation Data for Scotland?

So I am new here and I arrived here because I have been searching for quality elevation data for the entire Scotland but I have not succeeded yet. Kindly help if you know where to get the data Raster ...
1
vote
3answers
589 views

Downloading free DEM for Scotland, UK?

I need a DEM file for Scotland, UK. Do you know where I can get it from for free? I need to create a watershed for an area of study.
0
votes
1answer
59 views

Free API or database for Continent, country, city, region/state?

Is there a database or API that can provide: Continent, country, city and region/state? It should also have the country codes in ISO format. It would also be great if if could all be in one file for ...
0
votes
0answers
10 views

Seeking TLS point cloud and image data about geological surface?

I am learning about the integration of point cloud data acquired by TLS and image data acquired by camera for geology application. I am trying to test some algorithms about this research, but I have ...
0
votes
1answer
81 views

Data for demonstrating world poverty on Mollweide projection?

I am overwhelmingly failing at finding data about global poverty that is any more specific than at the country level. Because poverty has such a wide definition I am open to really anything that is ...
1
vote
1answer
43 views

Great Britain landuse for free (for academic reasons)

For the academic project I am working on, I would need to have the Great Britain landuse data.So far I looked for them in several websites but I did not find anything that was for free and with a good ...
0
votes
1answer
50 views

Complete list of UK postcodes plus their city, county, uk country

Is there a free data set of all current UK postcodes (about 1.7 million-ish) plus their city name, county and UK country (e.g. Liverpool, Merseyside, England) and ideally lat, long, east, northings?
2
votes
1answer
310 views

The number of residential addresses/houses per zip code for Toronto, Canada

Would it be possible to obtain the number of residential address (or total number of houses) at the zip/postal code level (three digit level) for Toronto, Canada? Where might I find such information.
1
vote
2answers
53 views

Seeking data for urban and rural areas of United Kingdom?

Is anyone aware of any (commercial) data sets that divide the UK into urban and rural areas based on admin data (e.g. outcode postcodes) and/or physical data (e.g. eastings and northing or lats and ...
0
votes
0answers
43 views

Seeking rural, urban data for UK? [duplicate]

I am looking for some reliable and potentially free data the divides the UK into rural, urban etc. sections: https://www.gov.uk/government/collections/rural-urban-definition the classification can ...
6
votes
6answers
2k views

Comparison of open data portal solutions

For many organizations, such as local/county/state governments, providing public access to GIS data is a challenge. Simply knowing what data is available, what it is, who owns and maintains it, and ...
2
votes
3answers
132 views

Scraping data from web maps?

I would like to scrape geodata off three websites, which prove quite difficult for me. https://www.aldi-suisse.ch/filialen/ - Here I would like to get all stores locations from the map. I checked ...
2
votes
2answers
29 views

Creating a palette for categorized data displays

I regularly categorize data as follows: Prehistoric = blue Roman = red Anglo-saxon = green Medieval = yellow Post-medieval = brown Modern = grey Undated = white Is there any way to save this palette ...
1
vote
1answer
415 views

Seeking neighborhood boundaries for Saudi Arabia?

I currently have set of coordinates (lat,lon) that I would like to associate with neighborhoods or districts in Saudi Arabia. Therefore,I might be looking for neighborhood boundaries (polygons ...
2
votes
2answers
25 views

USA census historical demographic data

I am currently working on a project where I am responsible for calculating the mean temperature and precipitation data across the USA. My calculations are made for metro census data and county ...
1
vote
1answer
402 views

Satellite/Aerial Imagery for Nepal for mapping in OpenStreetMap

I was trying to map places in Nepal using satellite imagery but there is no high resolution imagery available at zoom level 15-16 . I was looking to map places like Illam, Dhankuta. Is there a free ...
7
votes
3answers
605 views

Where can I find state borders for Germany?

I'm looking for free state border layers for Germany. Are there any free sources for such data?
2
votes
0answers
296 views

Seeking free nautical route planner Data?

I don't really need an application, but rather an API. I plan to develop my own application and don't need someone else's GUI, just their information. I want to know the distance a vessel at sea must ...
2
votes
0answers
268 views

Global POI database in JSON format?

Does anyone knows if there is a flat file database of points of interest in a json format somewhere available for download? If not how would one set off to create such a database? Are there any tools ...
0
votes
1answer
30 views

Where can I find a list with beaches which include coordinates?

I use World Weather Online marine API to get wave height of different beaches. This API provide data by coordinates and I need a list with coordinates of beaches.
2
votes
2answers
3k views

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?
20
votes
9answers
6k views

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 ...
1
vote
1answer
27 views

IL School District Shapefile

In order to help our client manipulate a map to show disparities in public school course offerings in Illinois at the school district level, we’re looking for a current year vector shapefile of the ...
0
votes
0answers
22 views

locate sample geo trace data

I'm working on a project where I need to form clusters of GPS coordinates that are separate from noisy geo-data points. I am using DBSCAN/OPTICS XI algorithms in R on randomly generated test data, but ...
3
votes
1answer
55 views

Importing large .asc files into QGIS

I've been given two .asc files containing a 1m raster data from a LiDAR survey. I only have access to QGIS.2.14.1 (which I'am using for the 1st time only having previous experience with ArcGIS) and I ...
0
votes
0answers
16 views

Loading Data into Vector Layer Polygon

My first layer is a map. My second layer consists of points: bars with GPS coordinates (.cvs file). My third layer consists polygons, creating different area's for the bars. So, the points of the ...
1
vote
2answers
240 views

Is there a publicly available dataset that I can use that links 9 digit zipcodes with counties and states?

I have a dataset which has 9 digit zipcodes and I am trying to match these to the state and county FIPS codes. Is there a publicly available dataset that will allow me to do this?
2
votes
1answer
87 views

How to choose a latitude-longitude among conflicting sources

Suppose you use various geocoding facilities (like Mapquest's API, Texas A&M's, etc.) to get a latitude-longitude pair for a given address in the United States. They give you differing answers, ...
-1
votes
2answers
20 views

Seeking Atlanta's limits shapefile?

I need a shapefile of the limits of the city of Atlanta, USA.
-2
votes
1answer
27 views

Is GRACE satellite data freely available? [closed]

Is GRACE (Gravity Recovery And Climate Experiment) satellite data freely downloadable/available to users?
1
vote
1answer
36 views

Where to find surface level, monthly wind speed and direction data

I'm looking for monthly averages for wind speed and wind direction at surface level for South America, preferably (but not exclusively) as GIS layers.
0
votes
0answers
29 views

Free satellite images for academic purposes [duplicate]

Since the Landsat mission opened it's archive a lot of great scientific studies have been produced in the field of Remote Sensing. The Sentinel imagery from ESA is also thought to be open access ones ...
4
votes
3answers
116 views

Seeking shapefile for Pacific Ring of Fire?

I have been googling around for the shapefile that can be used to produce a map of the Pacific ring of fire, e.g. the pink region in the following map. All I could find were the map images, but I need ...
2
votes
2answers
1k views

shapefile for mumbai area or section wise

I am working on a project in which i need to plot data on Mumbai city map section wise or area wise but i am not able to get Shapefile for the same. Can anyone please provide me the link where i can ...
2
votes
2answers
242 views

Is there anywhere that I can obtain global UV data in either raster or vector format?

I'm looking for some UV data (currently with no spatial or temporal resolutions in mind, but ideally split into UV-A and UV-B) for the whole earth. Can anyone recommend a source for data like this or ...
2
votes
2answers
26 views

Reference Items in Generated List for Multiple Record Selection and Iterate

I'm new to Python and am having trouble with a list of all things. The data I am currently working with consists of multiple road segments (contained in 'STREETNAME' field) each of which has a ...
9
votes
6answers
312 views

Where can I find open raw LiDAR data for European Countries?

I'm looking for LiDAR data in laz or las format preferably from an FTP site. Does anyone know which countries have that data available to the public? From my research it doesn't seem to be easy to ...
1
vote
0answers
29 views

Postal codes of China

Where can I find geodata with postal codes of China with an open license (commercial use is allowed)?
3
votes
1answer
35 views

How to find elevation highest and lowest for a state or city

I am trying to find out the highest and lowest elevation for these types of geographical areas: continent (lots of ways to get info) country (lots of ways to get info) state (for the US states no ...
0
votes
1answer
25 views

How is distance measured in TIGER/Line data for roads?

So I'm working with some TIGER data for network analysis, and it comes with no speed or time attributes, so I was able to assign average speeds to the various road types, and I was going to use field ...