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2
votes
1answer
124 views

Tracking which LiDAR data tiles have been delivered

My company works with LiDAR data for large electrical transmissions systems (thousands of miles in one project). We model the transmission lines and do analysis using CAD and GIS workflows. We break ...
4
votes
3answers
120 views

Where can I find information concerning rivers?

I'm looking for information I can visualize in Google Earth concerning rivers, such as rapids, put-in points, take-out points, campsites, etc. Any idea how I can look for this kind of information?
3
votes
2answers
2k views

Where can I download all 3,141 County US Polygons clipped with high resolution shoreline data?

After having done quite a bit of research I have been unable to find a single shapefile download which includes all of the current 3,141 counties with their associating data clipped with the highest ...
4
votes
1answer
107 views

Looking for USA county level health and socio-economic indicator data that is comparable to data on other countries of the world

I want to compare USA counties with other countries. I am looking for USA county level health and socio-economic indicator data that is comparable to data on other countries of the world. Ideally ...
1
vote
3answers
954 views

Where can I find a shapefile of zoning for the city of Phoenix and other municipalities?

Where can I find a shapefile of zoning for the city of Phoenix and other municipalities? I would rather not have to geo-reference a picture and digitize over it, there must be some data already out ...
13
votes
6answers
2k views

What iOS (iPhone/iPad) app from the App Store can I use to collect data?

What iOS app from the iTunes App Store can I use to collect data (mainly points, perhaps photos) and later import them into my GIS? I am mainly interested in an out-of-the-box solution, not develop ...
2
votes
1answer
71 views

Where can I obtain Water Virtual Flow Segments for Minnesota?

This is a cross-border task. I already have this data for Ontario, Canada but I also need to complete the model for a large lake that is essentially split in half between the two countries. ...
4
votes
5answers
2k views

Where can I find free Bathymetric data for Indian Ocean?

I am looking for bathymetric data, to place in a map of India for visualization only. I don't really need very high resolution data, since the the map will be at a very small scale: Maybe 1:1Million ...
3
votes
3answers
530 views

Statewide (and more) Address Point data source

I am seeking a data source for a statewide address point layer. I do not need resident or business information at these addresses; I just need the validated structured addresses (preferably with ...
1
vote
2answers
93 views

Finding Stream codes for State of Utah?

Does anyone know where I can find Stream (rivers, waterbodies) codes for the State of Utah?
7
votes
1answer
2k views

Where can I find a Unesco World Heritage List as boundaries?

I was wondering if anyone knows where to find the UNESCO world heritage list with boundaries? I can extract point data from the json feed for the map on the website http://whc.unesco.org/en/list via ...
7
votes
1answer
358 views

POSTGIS workflow for cleaning up a noisy dataset

I have a conservation dataset that im trying to simplify for the purpose of using it as a GML layer in openlayers, ie reducing the total shape and node count to quite small. The data has issues: eg- ...
5
votes
4answers
1k views

Need a location based social network data set

I'm looking for a data-set of Geosocial network consisting of Gps trajectories, chek-in,geotag contetnts and stuff like these available for research purposes. I'd really appreciate it if you can ...
0
votes
1answer
397 views

Why does collapse dualline to centreline only create an outline of the dataset?

I'm trying to collapse all divided roads in one centreline and to integrate any other spurs or errors in the dataset to create one set of centrelines. I have used Merge Divided Roads but it leaves a ...
3
votes
2answers
197 views

Data needed for wolf habitat/potential distribution in Pacific NW region

Hello fellow GIS’ers, I am assisting a nature writer with maps for a book he’s writing on wolves in the Pacific NW (Titled “Wolves in the Land of Salmon”). I’m writing therefore in the hopes that ...
11
votes
1answer
366 views

Where can I find a histogram of the grade of the Earth's surface?

I've found a histogram of the elevation of the Earth's surface on Wikipedia: However this doesn't give any information about the distribution of grade. For example, the entire surface could be made ...
0
votes
4answers
560 views

Illinois Legislative Zip to District Match Data Set

I have the Zip +4 for the about 650 areas and I need to find Illinois Senator and Rep code, address, name. How can I solve this issue. Did anyone solve this issue using any vendor data? We do not want ...
1
vote
0answers
90 views

What is the process of converting geodata in ArcMap 10 to WKT format? [duplicate]

Possible Duplicate: Shapefiles to Text What is the process of converting geodata in ArcMap 10 to WKT format? I am not a programmer so much, but will learn if needed. I have a set of ...
4
votes
4answers
12k views

Looking for an annotated vectorial map of the world

I'm looking for an annotated vectorial (PS/SVG/...) map of the world (+countries). Wikipedia contains many vectorial maps (e.g: http://commons.wikimedia.org/wiki/Category:Blank_SVG_maps_of_the_world ...
17
votes
7answers
2k views

Are any fictional worlds available in some GIS format?

Is there any fictional world (e.g. Middle-earth, Discworld etc.) which could be used in a GIS context? For example, an MBTiles archive and a shapefile or any other format usable with OpenLayers / ...
2
votes
1answer
580 views

Using Natural Earth Dataset As WMS

This Question is about Natural Earth Project. I tried to do some research about creating my own WMS and came across this project. The web page says : Natural Earth is a public domain map dataset ...
3
votes
2answers
342 views

Looking for (free) WMS of surface waters of Europe

Do you know any WMS with hydrographic map of Europe? Especially I am looking for map with surface waters of Europe
6
votes
1answer
936 views

Planetary-scale computing architectures for electronic trading: where is the data?

In his intriguing TED Talk, How algorithms shape our world, Kevin Slavin shows this map from "Planetary-scale computing architectures for electronic trading" ... does anyone know if this data is ...
0
votes
0answers
63 views

Where do I find information where I can download the legislative mapping data [duplicate]

Possible Duplicate: Where I can download legislative mapping data? It is a collection of files downloaded from aristotle to map Zip to District data. Among the files are 1. Census Code ...
5
votes
1answer
141 views

Vehicle travel data for the USA

I'm looking for vehicle travel data in the USA - at any spatial resolution smaller than the unit of a state, and ideally at a city level. I'm interested in daily, or weekly data and also any ...
11
votes
8answers
9k views

Obtaining Australian Spatial Data?

I already have basemap data - for that Bing Maps or OpenStreetMap are fine. However, for demonstration purposes I need data for operational layers that I can throw on top of this. It needs to be ...
15
votes
3answers
6k views

Converting SimpleGeo Places GeoJSON file to shapefile?

SimpleGeo has recently made their "Places" data set freely available which is GREAT, because now we can use it for our own purposes, even offline. So I went about downloading the 2GB dataset, which ...
13
votes
2answers
2k views

Retrieving Wikipedia's coordinate information?

I'd like to add icons to my map showing locations which have Wikipedia entries. The WikiLocation API is a great resource for determining Wiki entries near an XY location, but it has limitations (20km ...
11
votes
4answers
1k views

Looking for a world database with locations of medical centers, schools, kindergartens, etc

Is there some database with official information about medical centers, schools, POI's and their geo coordinates for all countries in the world? It doesn't have to be free, but I need the GEO ...
2
votes
3answers
660 views

How Can I Correctly Transform (Unproject?) from LCC

I am a basic/novice user when it comes to GIS. I started out by posting http://stackoverflow.com/questions/6963991/how-can-i-transform-the-coordinates-of-a-shapefile In short, I found a shapefile ...
6
votes
4answers
4k views

Where can I find a shapefile for the coastline of North America?

I am looking for a shapefile representing the coastlines of North America, such as something like this: http://www.diva-gis.org/gdata Does anyone have any suggestions?
16
votes
6answers
3k views

Sources of realtime spatial data

I'm trying to set up a demo that serves up live spatial data, but am having trouble finding any suitable example data sources. Ideally I'm looking for something that updates every few seconds; either ...
4
votes
3answers
2k views

50k Mexico Topo Maps Sources?

Anyone know of another source (preferably free) for these 50k Mexico Topo Maps other than www.omnimap and www.eastview? There is a free WMS that has them but only for UTM 15 and 16 here: ...
9
votes
1answer
9k views

Looking for ZIP+4 boundaries

I know where to find 5-digit ZIP code boundaries. Do 9-digit ZIP code boundaries exist? If so, where might I find them?
3
votes
1answer
457 views

Open dataset(s) with centroids or other geometry for WOEIDs?

The Yahoo! GeoPlanet data is available for download but this data only includes the object hierarchies without any associated geometry. Do anyone know if there is an open source for geometry ...
3
votes
1answer
307 views

How to map our data with Google Map data

I want to add all the bus route data and create a route finding app for my country since Google map has no data about bus routes in my country but with JavaScript API i could get the shortest path ...
6
votes
5answers
874 views

Provincial Base Mapping Data Sources in Canada

I'm very familiar with the Ontario Base Mapping Data, and am looking for similar data for other Canadian Provinces. Perhaps we can start a list of resources here? I'm looking for something at a larger ...
6
votes
2answers
1k views

Using the US census to analyze data nationally

I'm trying to make a table to relate the STFID and LOGRECNO values for the US 2000 census at the block group level, nationally. I realize that the LOGRECNO value is a state specific unique variable, ...
7
votes
4answers
210 views

North America Transit data

As far as I can tell, Google Maps does not release transit data or provide a transit API. Is there a one stop shop for transit Data: Transit stops Routes Fare hierarchy and schedule Ridership ...
6
votes
1answer
912 views

Help using the US American Community Survey Data

I want to use the USA American Community Survey Data for spatial analysis, but I'm having difficulty understanding how the survey tables are constructed so that I can relate them to block-group ...
4
votes
3answers
1k views

Looking for a Provider of UK boundary data

I'm working on a web project centered around the input and mapping of GIS data. We have a need to display polygons of town boundaries. The RightMove.co.uk website has and uses this data: ...
3
votes
3answers
1k views

How to transfer data from spreadsheet into shapefile?

I am looking at Deprivation in the UK and there is some good data in the form of spreadsheets on this website http://www.communities.gov.uk/publications/corporate/statistics/indices2010 I would like ...
2
votes
1answer
602 views

LIDAR data for Chicago

Is there any public or private sources of LIDAR data for the city of Chicago? Searching online has not lead me to any sources, and I am unsure how the commercial world of LIDAR works. The LIDAR point ...
2
votes
1answer
208 views

Downloadable Super Output Areas

I was planning on drawing some deprivation maps this afternoon, but I can't find a site to download the Lower Super Output Area boundaries from to display the data. The only link I can find is to a ...
0
votes
1answer
321 views

Where to get raster files of Earth, united states [duplicate]

Possible Duplicate: Open access repository of general GIS spatial data? I'm brand new to GIS programming so please excuse my lack of knowledge. I am developing a GIS web app using ...
3
votes
3answers
1k views

Matching Census Block Groups from different decades to show percent change?

I know for Census Tracts and Blocks there are relationship files, but what is the best way to match Census Block Groups from different decades to compare change?
1
vote
1answer
91 views

Online resources for creating shp files performing basic GI functionality

I am looking to build polygons, based on files containing a grid of points. The representation of the polygon would be an aggregation of the points. As the end wares are ESRI, I was wondering if ...
2
votes
0answers
542 views

Creating a sidewalk map for a walkability survey

If I wanted to do my own walkability survey of my city, what tools could I use? I have map data from OpenStreetMap, but I have to consider that streets have two sides (which aren't always accessible ...
3
votes
3answers
2k views

Global solar radiation data

I need a solar radiation data in central Asia. Is there any global dataset of solar radiation. If someone know about it, please send to me the link. thanks a lot
8
votes
6answers
5k views

I'm looking for a comprehensive database of all cities/towns in South Africa

The title says it all really - I'm looking for a comprehensive list/database of all cities/towns in South Africa. I know about these guys: http://www.afrigis.co.za/, but they're just not getting back ...