Questions about obtaining data.

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0
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0answers
171 views

Where can I find annual temperature & relative humidity data of every town in India?

Need the historical data of temperature & relative humidity of a place called Bhiwadi in Rajasthan state of India
2
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2answers
294 views

Is there a source for leaf-off aerial imagery?

I am looking for leaf-off imagery for Oklahoma, Kansas and Texas. 1m leaf-off imagery would be ideal, although any substitute would be helpful. I need fairly high resolution imagery to distinguish ...
0
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0answers
35 views

Which map provider offers information about restriction maneuvers for Venezuela?

I need to add turn restriction to my application. However, my map provider (Navteq) don't have this one for Venezuela and other countries.What other map provider could have this information?
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2answers
368 views

Where can I download Southern California Interstate Highway System in a Shapefile?

Does anybody know where I can download the Interstate highway system (as a shapefile) for Southern California (the area around San Diego in particular)? Thanks, in advance!
2
votes
1answer
148 views

Natural Earth: How to get the position of all provinces that belong to a state

This question is about Natural earth 1:10 states and provinces.shp file. I'm using ogr2ogr and want to know the name of the id i need to pass . In purpose of pulling out the right states regions. ...
0
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0answers
51 views

Where to find Data with site that have hazardous, toxic or radioactive substances?

Does anybody know where to find data that lists the location of sites that have hazardous, toxic or radioactive substances? I'm working on a HUD project and need to be able to find out if sites for ...
0
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0answers
195 views

Convert large amount of County names to FIPS in excel file?

Is their a way (other than manual) to convert a large data set with county names to their respective FIPS code?
8
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2answers
223 views

How to efficiently (programmatically) determine whether two datasets have / don't have identical content?

Given: a geodatabase A that contains 100 datasets named a1 .. a100 a geodatabase B that contains 100 datasets named b1 .. b100 I want to programmatically (*) determine for each dataset pair (ai, ...
2
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3answers
258 views

Where/how can I find/buy/make building footprints for Kent County, MI (Grand Rapids, Wisconsin, etc)?

We need building footprints for Kent County, MI along with their associated street addresses. Primarily we're looking for Grand Rapids and some of Wisconsin, MI, but if someone had access to this ...
2
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0answers
92 views

Custom python datasource to QGIS

I'm working on a homebrew spatial feature data format, and using Python to write it's API. It occoured to me that use some tool like QGIS to display my data would be very nice to have, for debug/test ...
2
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2answers
103 views

Searching for LANDSAT for the state of New Mexico

I am looking for a website that allows me to download free LANDSAT for all of the State of New Mexico. I need them to perform my work on RUSLE and need LANDSAT for c factor. Does anyone suggest of a ...
1
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1answer
68 views

Where can I find GIS Data for Environmental Constraints for Hawaii?

I am looking for all the types of environmental constraints in shapefile format for Hawaii. Is there any environmental agency website or other source where I could find it? Any kind of help would be ...
3
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1answer
190 views

Looking for a sample dataset of international addresses

I need a test dataset of 100 addresses in each country's local langauge. This is approximately 10,000 addresses. The don't need to be geocoded or resolved to address components. For example, 1 ...
3
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1answer
56 views

World territorial units for statistics

My current assignment required to do research and produce world territorial units for statistics. In Europe it easy thanks to Eurostat. Even non-commercial GIS data is also available here. Now ...
8
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2answers
4k views

Is there a way to add a PDF to ArcMap as data?

I receive a lot of PDF maps (vector, image, with georeference and without) and I am having to convert them to an image file before I can add them to ArcMap and georeference. I can't see any obvious ...
1
vote
1answer
92 views

Data safety in ArcGIS Server network

I want to know about the safety of data shared in an ArcGIS server network. Can someone hack into the network and steal the data? Suppose we create an ArcGIS web service and put up an application, can ...
11
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2answers
1k views

Is there a public shapefile with the London Underground stations and lines?

Is there a public shapefile containing the stations and lines of the London Underground? I've been doing some intensive searching but I can only find the coordinates of the stations, or the lines in ...
2
votes
1answer
107 views

What is No Data Value?

I'm looking at the transparency window of the layer properties of my "Heat map". How does the No Data Value effect a raster layer. I'm assuming an initial setting of -9999 sets it out of the way, so ...
1
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2answers
323 views

Sequoia 2000 Benchmark data?

In reading about DBSCAN clustering it mentions the SEQUOIA 2000 Benchmark database was used for benchmarking. Is this data set available anywhere? Or, is there another set like it? So far my ...
1
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0answers
170 views

Heat Map trouble: Is this a data formating problem?

I'm playing with the heat map plugin with QGIS. I've run through QGIS tutorial: http://docs.qgis.org/html/en/docs/user_manual/plugins/plugins_heatmap.html, using the airports data set as explained ...
7
votes
2answers
275 views

Where can I find Population data for all UK Counties?

Where can I find population data (male, female, total) for all UK counties for last 7 decades, i.e. 1950,1960,1970,1980,1990,2000,2010. I tried my luck with Office for National Statistics and UK ...
0
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1answer
212 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 ...
1
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0answers
25 views

Difference Between GLC2000 Versions

What are the differences between the various versions (1 through 5) of the Global Land Cover (GLC) 2000 product? I am going to use northern North America, Europe and Asia (north of 50°N). Is it ...
0
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0answers
117 views

Where can I get polygons for the Municipalities of Puerto Rico?

I'd like to find GeoJSON files to draw the polygons of municipalities of Puerto Rico. It might be nice get the Nokia Map (or any reasonable publicly available map) of the same regions and overlay ...
1
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1answer
76 views

New Install Quantum GIS - .ind and .idm files not valid [closed]

I downloaded and installed the Windows version of Quantum GIS to view Pinellas County data. I can add the .shp, .shx, and .dbf layers, however do not see any data showing as far as road names, etc. I ...
3
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2answers
357 views

Where can I find a dataset containing locations of all USPS post offices?

I searched the USPS web site, queried GeoData.gov, did a general Google search and turned up nothing. I tried querying GNIS for feature type post office, but the data is listed as "entered 1993" for ...
2
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1answer
552 views

McDonalds GIS data [duplicate]

Where I can find the GIS coordinates of all the McDonald's restaurants? Particularly those in New York City? Further I'd like to Voronoi tessellate the 5 boroughs with respect to these McDonald's ...
5
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1answer
539 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, ...
9
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2answers
257 views

Tools to compare unversioned copies of geospatial data

My office has about 100 GB of geospatial data of varying forms (imagery, feature classes in geodatabases, LIDAR, tables, etc) that have gone somewhat unmanaged for the decade during which they were ...
4
votes
1answer
534 views

Replace the data source for several layers in several mxds - from shapefiles to the ARCSDE data source [duplicate]

Possible Duplicate: Permanently replace/update SDE server + service in each SDE Layer in an MXD First let me say I have probably read every link regarding changing DATA Sources on the ...
6
votes
3answers
688 views

Classifying point coordinates to countries or continents?

I have about 50 000 points (latitude and longitude), and I would like to find out in which country each of the points is located. It does not need to be super precise, though. (Or actually I only ...
4
votes
3answers
149 views

Where can I find decadal climate and ocean data for Europe?

I would like to find decadal climate and ocean data for Europe that I can download and use directly in ArcGIS. Specifically, I am looking for mean annual temperature, sea surface temperature, and ...
16
votes
6answers
940 views

Where can I get a world map with boundaries of regions and communities for commercial use?

I am looking for a vector file worldmap which should include as many boundaries reaching to a very small level (like ZIP-Codes/small communities/etc) as possible. The data of Natural Earth is quite ...
7
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5answers
889 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
0
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0answers
106 views

Does anyone know of Electric Company Boundary Shape files that are out there for Free?

Ohio has a great website for their Electric Service Commission and I am looking for a shape file or data that would get me the service boundaries of electric companies for other states. EIA has data ...
2
votes
1answer
88 views

Is pre-1990 historical block-level census data available online?

I'm looking for historical block-level data for Chicago. According to this Census bureau document, historical block-level census data exists for major cities going back to 1960, and even back to ...
5
votes
2answers
136 views

How to find library or other business POIs?

I am just starting an Intro GIS course, so I really have no idea what the best place is to find downloadable GIS data. I was really hoping to do my semester project on library or bookstore locations ...
2
votes
1answer
68 views

OSGB conversion error

So I am using ArcGIS 10 and trying to work in British National Grid. My shape file is in WGS84 UTM30N. By chance I passed the shape file across to a colleague and we both transformed into BNG. When ...
4
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1answer
330 views

SQL Server data modelling + spatial data = what book?

What recommended book can you provide about data modelling for geographical spatial data (geometry) in SQL server?
0
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0answers
32 views

RARE II Roadless Data

I am looking for data showing RARE II Roadless Areas on USFS Lands. RARE II was an early inventory of Roadless areas that was completed in the late 70s. This dataset is different than areas that are ...
4
votes
2answers
4k views

Detailed Bathymetric/Bathymetry contour data (0-200M)

I am looking for free Bathymetric contour data in shapefile format for depths between 0-200 meters for North America. I prefer contours at 10 meter increments, but will take whatever I can get. I ...
2
votes
1answer
425 views

Question about sizes of input rasters for raster calculation

To calculate any formula (conditional statements/relational operation etc) in the raster calculator in ArcGIS using two different sources of raster images, I'd like to know input rasters must be the ...
1
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0answers
194 views

Describing weather data in ArcMap area solar radiation analysis

I am writing up the methodology of the analysis I did on solar radiation availability for a city. I used the tool 'area solar radiation' with ArcMap 10, using the time configuration ...
5
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3answers
3k views

Source for US parcel boundary data?

Where can I find shapefile (or other vector) data for US private parcel boundaries (such as for a plat map)?
5
votes
3answers
3k views

Open source database of world locations [duplicate]

Possible Duplicate: Comprehensive list of Latitude and Longitude values of cities round the world i would like to know if is out there any downloadable database of world locations, i know ...
9
votes
1answer
347 views

Where can I find paved/unpaved road surface data for the US?

I'm currently working on a small program that evaluates OpenStreetMap data to calculate how twisty or curved roads are in order to generate maps of roads that may be of interest to motorcycle riders ...
3
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0answers
149 views

Advice on colour balancing a SPOT5 ArcGIS Mosaic Dataset

All, I'm working on a project using satellite imagery of a large braided river. I've been provide lots of SPOT5 images (that overlap). I've created a geodatabase, created a mosaic dataset, added the ...
6
votes
1answer
315 views

NYC Subway Line Station Order?

I've currently got data on the NYC subway stations (including name, position, and how many people entered and existed during a timeframe). Also, I have the data on which stations have which train ...
1
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1answer
408 views

Real time GPS data sources [duplicate]

Possible Duplicate: Sources of realtime spatial data Wondering if there are any free real time GPS feeds available for consumption. I am preparing a presentation about GIS and I thought a ...
6
votes
1answer
220 views

Fast data representation on the vector layers

I have found an interesting article about how HTML5 supports representation on large datasets. Article can be found here. In the article it is said that HTML5 and feature simplification can ...