Questions tagged [data]

Questions seeking data (except commercial) recommendations are usually better asked at the Open Data Stack Exchange

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22 views

How to find USA Water Hardness shapefiles?

I want to find USA water hardness shapefiles. I have searched for it from here: https://www.epa.gov/waterdata/waters-geospatial-data-downloads but without success. Is there any good data source from ...
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177 views

Free Map matching benchmark data

I have my own map matching algorithm and I want to compare it's accuracy to some other algorithms. Is there a free trace dataset that has a confirmed match for each trace (ground truth), so I can ...
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Is it possible to get specific Asian population totals from the Census at the Block or Block Group level?

I know you can get it at the Tract level but I can't for the life of me find it at at a lower level. I can find totals for just "Asian" at these levels but I want it to be more specific than that (e.g....
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92 views

Obtaining population estimates by ZCTA from American Fact Finder

I would like to obtain the most recent population estimates (and age and gender information if possible) at the ZIP Code Tabulation Area (ZCTA) level. I think this data exists on the American Fact ...
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84 views

Seeking source for grib data download?

I am trying to integrate wind maps into an existing map and I would like to download the latest wind data for a local area like zyGrib does and then attach it into the map. I am aware that there are ...
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109 views

Is there any open source equivalent to Esri's Living Atlas?

The Living Atlas which is accessible through ArcGIS has so much useful information. I was wondering if there is anything even close to this scale available for open source products. Preferably QGIS.
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77 views

Downloading google earth roads?

I am trying to find a good source of roads data, the idea is mapping an entire state of a country in Brazil, so what I need is really large and good data. Can I get all the roads of Google Earth in a ...
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143 views

Seeking world city boundary map or data from OpenStreetMap DB?

I'm seeking world city boundary data(longitude and latitude) with city name from OpenStreetMap DB.(If you have experience with other DB Please share the information to me.) It is OK if the data is not ...
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177 views

Can I build a basic Data Dictionary for Trimble Terrasync without Pathfinder Office?

I don't have Pathfinder Office. Can I build a simple Data Dictionary for Terrasync without it? I seem to remember a friend once telling me that there is a way to build a data dictionary within the ...
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401 views

Database of labeled hyperspectral imagery

Are there any datasets of hyperspectral imagery that can be used for AI training and classification, comparable to ImageNet? The Universitat de Valencia has one listed on their site, HyperLabelMe, but ...
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18 views

Opening .1X1 (grid) files?

I am an economics student working on a paper for which I need to find and analyze regional data for SO2 emissions. I came across some .1x1 data files but I don't have any idea how to open/display ...
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579 views

Extracting climate data for given coordinates from interface?

I have my own dataset of latitudes and longitudes. I need to extract annual average climatic variables (Rainfall, temperature,sunshine etc) for this specific data set. I tried WorldClim but it ...
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2k views

Trying to link ZIP code to core-based statistical area

I have a dataset downloaded from the IRS reporting AGI by ZIP code (link: irs.gov). However, I'm interested in tying each ZIP code to statistical areas (whether it's [a] primary statistical area, [b] ...
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654 views

Example shapefiles containing PointM, MultiPointM, PolygonM or PolylineM data

I have written a Delphi library for reading shapefiles. Now I'd like to test it with some real data, but cannot find any shapefiles containing the "M" variety of data: PointM, MultiPointM, PolygonM ...
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49 views

Tilemill data what license?

I know Tilemill runs under the BSD license, but what about the "base data" that is included with it? I couldn't find any legal information in the guide. The best thing I could find is this: "The ...
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2k views

Map of Russia's administrative divisions

I'm looking for a map of the administrative divisions of Russia, on a rather local level. In Seeking polygon files corresponding to Russian Census? is presented a map on different levels, the most ...
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23 views

Seeking 1km bioclim data layers for time period between 2005 - 2009?

I am looking to download some simple bioclim layers for a college exercise. I am looking at annual precipitation and mean temp and want it at 1km spatial resolution for any time period around 2005 - ...
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109 views

Anybody know of a public WMS out there that serves a solar terminator?

I've just updated an app I made a few years back from OpenLayers 2 to OpenLayers 3... and I thought it'd be cool if I added in an Overlay for the solar terminator (day-night boundary). I can't seem ...
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121 views

European roads toll cost

I'm looking for a dataset or an API that provides information about toll costs of european roads. Something similar to ViaMichelin, that is what we are using now, but preferably free of charge. Does ...
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46 views

Geospatial One-Stop no longer accessible?

I was wondering what happened to the "Geospatial One-Stop" site? The link: http://www.geodata.gov is no longer accessible. Is the portal superseded by another government website, or is it ...
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111 views

GIS data for Grocery store sales in the US

I am looking for sources that would provide sales data for grocery stores in the US. I have looked at ESRI's Business Data that they receive from InfoGroup, but was wondering if anyone know of any ...
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130 views

Looking for Historical wind data (direction/speed) for E. Africa or greater

Does anybody know of a source for wind data ~04 - 14 for E. Africa or a larger area. I have looked at a number of sources but have not found anything for these consecutive years.
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251 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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155 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 ...
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126 views

Where can I find GIS files that shows the 11 nations of the USA?

This book describes the cultural boundaries that define America. At least one person has created what seems to be a GIS style map from this. Does anyone know where I can locate these files?
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1answer
62 views

Calculating the number of days above freezing in R

Im wondering if anyone has come across any data source that can be used to calculate the number of days where temperatures are greater than 0 degrees C, 10 C and 20 C at a global scale? I have a site ...
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1answer
48 views

Household Income Data Source (Canada)

I'm interested in accessing a shapefile or tabular dataset with household income data at as granular of level as possible in Canada (subunits on the island of Montreal specifically). Is this data ...
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103 views

Getting CSV file of Wikipedia geolocations?

Where do I get a CSV file containing (a reference to) all Wikipedia articles with lon/lat coordinates? I am aware of Retrieving Wikipedia's coordinate information? which refers to this page: ...
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180 views

Building shapefile for Naples region, Italy

I have been searching high and low for a building data layer for the Naples region of Italy (Campania). I am studying volcanic risk from a volcano called Campi Flegrei and have to see how this volcano ...
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480 views

Line to Polygon Spatial Join

I understand how to join these two, however, I am having some issues. I am attempting to join a set of lines to a polygon that I have drawn. I want the polyline attributes to join to the limited table ...
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55 views

GIS shapefile of corporate headquarters located in the US?

I am conducting MSA (Metropolitan Statistical Area) level analysis where I am tracking the number of corporate headquarters in the top 50 MSAs from 2000 to 2014. I am looking for a shapefile like this ...
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65 views

Cooling Tower Geodata in Colorado

I would like to explore outbreaks of Legionnaires disease in relation to cooling tower locations. This work would be confined to Colorado, potentially even just the Denver metro area. I am wondering ...
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108 views

Inserting search box using dataset column using CartoDB?

I have got some problems to add a search box that can runs searching points from a column of my dataset. I've read this article: Linking search box to dataset column in Carto? but I'm not able to ...
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409 views

Seeking street/road shapefile with TF_TIME and FT_TIME attribute?

Doing a snow removal project within a county figuring out the fastest route for them to traverse on the roads to remove the snow from the sidewalk I was able to find the roads/street shapefile for ...
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527 views

Seeking shapefiles for Indian Metros?

I am looking for shapefiles with ward boundaries for the following Indian cities: Mumbai (electoral wards), Hyderabad, Ahmedabad, Surat and Kolkata. Does anyone has them or know where I can get them ...
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35 views

Metrics and features for comparison of aggregated trail dataset

I have hundreds GPS traces generated by cars for single road in the city from direction A to B. And I have hundreds of GPS traces generated by people which organized in trail in the mountain from ...
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722 views

Geoserver 2.7 - 'Bounding Box & Lat-Long Data' fetching problem from Oracle Locator database

I have installed Geoserver 2.7 & connected my Oracle (Locator) database with available 'gt-jdbc-oracle-13.2.jar' extension. During layer publishing containing fields like 'Geometry', it failed to ...
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33 views

Wireline internet (cable, dsl) availability data source

I'm looking for data on spatial availability of cable, dsl, etc. internet service in Washington State, USA. Mainly interested in the big telco providers Comcast, ATT, etc.
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33 views

Group cities into MSA/Agglomerated areas

I've been asked to do some research where I compare survey data to some population numbers. Unfortunately, I think it is likely the case that people who live in smaller cities that are close to large ...
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74 views

Repeated GPS coordinates in data are creating stacked points on map in QGIS

I have 30+ events of data collection for each GPS location (previous person on project has simply added new rows for each data collection period). When I import the excel file (via CSV format), each ...
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23 views

Is there a dataset for the spatial extents of historic levels of the Great Lakes since the Last Glacial Maximum?

Is there a dataset for the spatial extents of historic levels of the Great Lakes since the Last Glacial Maximum? More specifically, we are looking for the maximum level of the Great Lakes after 5,000 ...
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246 views

Which elevation data source has the highest precision for Russian Far East?

If I want to get data on the elevation around the city of Artyrom (region around 132.159633, 43.350116), which elevation data source has the data with the highest precision for that region? I found ...
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65 views

Pipeline and electric power grid data for Southern California?

Does anyone know where I can find GIS shapefile or other data for the electric transmission line system as well as water/natural gas and other pipeline systems for Southern California? Notably San ...
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453 views

Irish National Grid shapefile

I am using ArcGIS 10.2. Does anybody know where I can obtain a shapefile or similar for the Irish National Grid? I need a 1 km vector grid with the associated grid references given within an ...
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75 views

Port boundaries for California

I'm interested in finding GIS data for ports in California. I have a point layer but I'm hoping to find polygons for each port. Surprisingly this is proving to be more difficult than first expected.
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1k views

Legend of CORINE land cover in ArcGIS 10.x layer file

I am looking for the legend of Land Cover (Corine Land Cover) for ArcsGIS 10.x. as a layer (.lyr) file. I want to symbolize the classes without setting the RGB color values one by one; especially for ...
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384 views

Designing the Layout in opendata.ArcGIS.com

I am trying to build an open data portal through http://opendata.arcgis.com/, its all the rage right now and pretty exciting development from Esri. It is fairly new, but it has limited documentation ...
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145 views

Free heightmap dataset for Kraków, Poland?

Is there a freely available (governmental?) heightmap dataset for Kraków city (in Poland) with horizontal grid ~5m (or better) and vertical resolution ~ +/- 0.1m? Ideally, it would include building ...
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55 views

Where can I obtain data on flood sites, land sewage systems, and property value?

I am a college student trying to obtain this data for a class project. If anyone can help that would be great. Basically, my hypothesis for this project is that land sewage systems that have not been ...
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1k views

API to find polygon for cities and administrative boundaries in India

I am new to GIS and learning basics by going through various forums. I am looking for a way to get polygon coordinates for any place (city, 2nd/3rd order administrative division) in India. I started ...