This tag indicates questions about obtaining data
11
votes
2answers
153 views
How could I rate roads for scenic drives?
relative GIS newbie here.
I've been working on a personal project to rate roads on how nice a ride they'd be on a motorcycle. I wrote a Python program to work through road data in the TIGER dataset ...
8
votes
6answers
317 views
What GIS Data should Amazon add to its Public Data Sets?
Amazon says:
If you have a public domain or
non-proprietary data set that you
think is useful and interesting to the
AWS community, please submit a request
below and the AWS team will ...
6
votes
5answers
347 views
Where can I find annual temperature data for every city and town in the US and Australia?
Where can I find yearly annual averaged temperature data for every city and town in the US and Australia for a heatmap?
links are good
6
votes
3answers
578 views
Obtaining *rendered* OSM data
I'd like to produce a simple walking map with some points of interest. Ideally, I'd like to use the rendered OSM data, as you can get from the page. Using the QGIS OSM plugin, I can only download a ...
4
votes
1answer
134 views
Russian GIS Data
Which companies are the best suppliers of vector, geocoding, imagery, and POI data in Russia? Which companies provide a complete service (which includes the above data types and also routing, ...
4
votes
1answer
259 views
Joining Census Data
I have collected census data for a county in Pennsylvania. Data varies from 1999-2010. For my data before 2010, a significant number of blocks do not match up (image below) when I join the data ...
4
votes
2answers
567 views
Dividing Earth into continent polygons
Is there a simple (low res is fine) polygonal data set that divides the entirety of Earth's surface into continents, with no overlap and no area excluded?
Specifically: North America, South America, ...
4
votes
4answers
719 views
Definitive source for downloading DEM data
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 ...
3
votes
2answers
214 views
Why can't I see all records in my personal GDB in QGIS?
I am running QGIS 1.8. I have a layer from an ESRI Personal GDB. There are 431 features in the layer. When you load the layer into QGIS, and look at the Metadata properties, it shows the number of ...
3
votes
3answers
887 views
Advice on using CityGML data and GIS
I'm looking for advice on how best to use the CityGML data-structure and GIS (preferably ArcGIS/QGIS). I've read through their website and wiki and saw a list of software here that can be used to view ...
3
votes
5answers
1k views
Ways to load OS VectorMap data
Us lucky fellows in the UK have been able to access public geodata from Ordance Survey under an open licence since April this year. Some of the datasets, including VectorMap, are broken into 100 ...
8
votes
3answers
1k views
Where can I find free building height dataset for major cities around the world?
I am searching for building/property data which include building height, building area, lot size, and building type classifications(preferably as complete as possible). I am working on an Earthquake ...
7
votes
3answers
450 views
How can I make a county-level shape file from a set of points at 30 x30 km spacing?
I have a data set in csv form, like:
latitude, longitude, value
-45, 45, 10
....
I would like to calculate county level means from these data, using either ArcGIS or R+grass.
I have the ArcGIS USA ...
5
votes
2answers
2k views
Data organization strategies for .csv and .shp
I'm organizing a large amount of data for a project and the data is stored in .csv format, with a code to relate each row to a polygon in a .shp. I was planning on converting the .csv data into .dbf ...
4
votes
2answers
159 views
Does the USGS SSURGO database have a web-based API that I can query?
Based on a previous question, Can I download the entire USGS SSURGO database?, it appears that it is difficult to import the entire USGS SSURGO database.
The Web Soil Survey provides the ability to ...
4
votes
2answers
489 views
Indian Latitude Longitude values
I am in need of around 10000 and odd Indian latitude and longitude values for my openlayers project. I have to load them in a postgis db. so a sql file or atleast text file would be better than a ...
4
votes
1answer
375 views
UK cities boundries in Ordnance survey
Are there any city boundaries of UK cities in the Ordnance Survey?
3
votes
4answers
391 views
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 ...
3
votes
5answers
854 views
When a raster is clipped to a polygon with Python, why does it still take on the extent of the entire shapefile?
I am clipping a raster image to each polygon row in a shapefile in ArcMap 9.3 using the Clip tool (Data Management) in Python with Clipping Geometry set. While the clipped raster successfully depicts ...
3
votes
3answers
257 views
Is there a projection issue with the NRC Canada Atlas hydrology data?
I have been using the Natural Resources Canada (NRC) data for various generalized maps but it is not until now when i overlaid higher resolution features obtained from the provincial government ...
2
votes
4answers
143 views
Where can I get free New Zealand and Melbourne geodata?
I have just installed QGIS. Do any forum users know where I could download or access files and maps for 1) New Zealand, and/or 2) Melbourne/Victoria, Australia. Preferably it would be good to know ...
2
votes
1answer
1k views
How to add points to a point vector layer - 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 ...
1
vote
0answers
74 views
Programmatically download 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 ...
1
vote
2answers
155 views
Where can I find shapefiles for New Zealand Cities and Suburbs/Neighbourhoods?
I'm trying to find some shapefiles (administrative boundaries) of New Zealand CITIES and SUBURBS/NEIGHBOURHOODS.
I've found some boundaries for the Country, Regions, Districts (not useful for me) .. ...
1
vote
1answer
561 views
Looking for Ocean Dataset
This may seem like a very simple request, but does anyone have or know where I can get a shapefile of the ocean around the US? The only thing I can find within my ArcGIS BA is the ocean background, ...
1
vote
5answers
3k views
How to convert a double field to a string?
I would like to convert a column in a spreadsheet from a double to a string so I can join the data with a shp file. What is the easiest way to do it?
1
vote
2answers
677 views
Where can I get UnitedStates.gdb file
I am doing this tutorial
http://help.arcgis.com/en/sdk/10.0/arcobjects_net/conceptualhelp/index.html#/How_to_geocode_a_single_address/00010000038r000000/
but it requires the following file: ...
0
votes
1answer
61 views
Is it Possible to Convert a GRD File into an ASC File in QGIS?
Is it possible to convert in QGIS a GRD file (that was created in MapInfo) into an ASC file (that can be imported into SAGA)?
Is it possible to "extract by mask" a section of a GRD file in an other ...
-2
votes
2answers
275 views
What are non-commercial sources of road network other than OSM
I want to get the graph (Road Network) of Area of interest:
Lon/Lat - Left/Bottom = -93.28587,44.9674 and Right/Top=-93.25351,44.9855
Minneapolis, MN
Searching for a non-commercial source - aside ...
