use for questions seeking data that may include commercial/paid solutions - use open-data if it must be open/free

learn more… | top users | synonyms (3)

0
votes
0answers
14 views

How to get multi-temporal InSAR data?

I am very much new to InSAR data. At the moment, i'm stuck at this website https://ursa.asfdaac.alaska.edu. Just wanna know, is it possible to get multi-temporal InSAR data for a particular region ...
1
vote
0answers
17 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.
1
vote
0answers
12 views

Where can I find better data than yahoo geoplanet or factual's world geographies?

Currently I am using Factual's world geographies api to do a location search so if you search london, london england should appear or if you search new york city, new york city will appear. I am ...
2
votes
1answer
32 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
vote
1answer
20 views

instagram dataset sync

I just uploaded a new photo but it has yet to show up. I applied the query again in cartodb but still does not show. Shouldn't it be syncing automatically? And how long should it take using a ...
-1
votes
1answer
27 views

How to find a list of every REAL residential address in an area?

I'm trying to get demographic data in the US at a level more specific than census block groups, so am going to try out using the zillow api and other similar apis to get home price and rental data for ...
-2
votes
0answers
36 views

A reliable source of shapefiles for boundary data?

Does anybody know of somewhere that I can reliably get shapefiles or kml files for municipal / neighbourhood boundaries for cities across the world? I know that ArcGIS online has some but certainly ...
-1
votes
0answers
11 views

Shapefile for India which includes taluk boundaries? [duplicate]

I need to go for zonal wise mapping for rice crop in south India for that i Need taluk boundaries of Andhra Pradesh and Kerala's taluk boundary shape file. So, how to download taluk boundary shape ...
0
votes
0answers
24 views

India Map including all POK and All Cities

I am working on a particular project and need a India Map KML file, which shows POK (Pakistan Occupied Kashmir) in India and Lat Long Information of all cities. I tried on many sites but didn't get ...
-1
votes
0answers
32 views

Seeking up to date demographic data sets for GIS

Where can I find up to date demographic data for the US. I will be using it in ArcGIS for location analysis. PopStats from Synergos and ESRI's Demographics are two that I found, any other out there ...
0
votes
1answer
22 views

Are there any large maritime data sets? [duplicate]

Needs to have from port, to port, and time stamps for each (arrival, departure times) Is there a dataset with all of this, or will I need to combine some other ones?
0
votes
1answer
36 views

What do the columns in this GIS file mean? Are they distances to 3 reference points?

I was handed this file and expected to know what to do with it. Does it possibly mean that point 1 is ~6539 ft from some marker and ~11370 from another marker? Are these types of file usually in ...
-1
votes
0answers
6 views

Where can I download US secondary (high school, etc) educational test score data for school districts, individual schools, etc? [migrated]

This has so far been a surprising difficult task. It appears some aspect of public policy sees it fit to make this data difficult to obtain(?) I'm sure its out there though. No child left behind data, ...
0
votes
0answers
23 views

0.5m resolution up-to-date images for Iraq

I use TerraServer for general keeping up to date on infrastructure projects. TS, however, don't exactly offer the latest images - some are 12 months old, some even older. A small saving grace is that ...
0
votes
0answers
12 views

Importing feature class into feature dataset of different coordinate system

So currently I'm creating a geodata base and I'm arranging alot of the data into feature datasets. I have been using the feature class to geodatabase tool to import the data directly into the feature ...
0
votes
0answers
14 views

I'm looking for a shapefile of 1990 Census data for California at the Tract or Block level

Does anyone know if the 1990 Census data is available as pre-joined shapefile? I'm looking for 1990 Tract or Block-level data on Riverside and Kern Counties.
0
votes
0answers
26 views

Search for hillshade for Colorado

I'm looking for a hillshade for the state of Colorado...Prefer less than 10 meters. Prefer they come from either image server or arcgisonline.com that I can download to my computer. Prefer it be ...
0
votes
0answers
15 views

Downloading Gridded Population of the World, Population Density Grid v3?

I have seen this data set referenced in other posts on GIS stackexchange, and I would really like to access it: http://sedac.ciesin.columbia.edu/data/set/gpw-v3-population-density I followed the ...
0
votes
3answers
110 views

Indonesia Level 3 Administrative Shapefile

I've been looking for Indonesia shapefile for level 3 or more administrative boundary and I still haven't found it yet. I found in (gadm.org) but it only level 2. So anyone know where I could find it? ...
2
votes
1answer
25 views

KML/KMZ file <10MB for global shipping lanes?

I am trying to render an overlay of the world's shipping lanes using google KmlLayer class from the Javascript V3 API but most of the files I find are not rendered because of google's 10MB size limit. ...
0
votes
0answers
24 views

Up-to date agricultural land use

I'm looking for data on commodities (corn and potato). Tools such as USDA's cropscape (http://nassgeodata.gmu.edu/CropScape/) are great but lack global cover. I found this dataset ...
7
votes
1answer
150 views

Coordinates of cities and villages in The Gambia/Senegal

I am looking for sources of geo-referenced data on villages and cities (or all other things there are) in The Gambia (and Senegal if available). One issue with geocoding in rural West Afrika is the ...
1
vote
0answers
9 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 ...
0
votes
0answers
21 views

I am looking for data for GWR

I'm writing a dissertation on the effects of different parameters settings in GWR over different density patterns. I am looking for data that have geographical referee (i.e. latitude/longitude) and ...
0
votes
0answers
6 views

Parcel Tax Map Numbers in Lexington County South Carolina [duplicate]

How do I look up parcel tax numbers for properties in Lexington County, South Carolina?
0
votes
2answers
50 views

NOAA API data for past monthly mean Temperature and precipitation

I am trying to use the NOAA API to get data on monthly mean temperature and precipitation for the past 10 years. I wrote the following python code (the variable "token" in the code is the API token ...
0
votes
1answer
23 views

Looking for geometries defining the boundaries of Canadian Location Code regions used for Meteorological Services in Canada

To be clear I have looked into the GADM datasets. The problem is that Canada has a very non-standardized level-2 Administrative Zone identification across the various Territories and Provinces. As a ...
1
vote
2answers
22 views

Is publishing geodata in unprojected latlon coordinates better than a local UTM projection?

This is meant as some kind of reference Q&A. Unless I am working with truly global data, I always prefer projected, local, metric coordinates so that calculations like area or distances are ...
1
vote
1answer
22 views

Searching for detailed shapefiles in Vietnam: Tam Ky and Quy Nhon cities

I am new to the site, and also fairly new to GIS, in general. I have spent the last year of graduate school familiarizing myself with the program, but am by no means a GIS expert. Please bear with me. ...
1
vote
2answers
30 views

Are there any tools for creating GTFS?

I was asked to create a feed for a company. Are there any tools I can use or do I have to make the entries one by one,line by line? What are the tools big agencies use?
1
vote
0answers
43 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 ...
0
votes
1answer
20 views

NAICS and SIC database by address/parcel number?

I have a large amount of addresses that I need to manually input each and every one of their building uses. There are well over a dozen of categories to choose from. What kinds of databases should I ...
2
votes
0answers
17 views

Clip and Zip Coordinate system options Geocortex

I have the standard geoprocessing service, Clip & Zip, which references a spatial reference folder containing various coordinate systems (in prj). The service works in geocortex via the standard ...
1
vote
0answers
10 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 ...
1
vote
3answers
65 views

Can i get earth quake data from api services?

I am working with environmental application and i am willing to add information about Earth Quake. If Other apis like openweather,accuweather etc have services for earthquake, please let me know. ...
2
votes
0answers
32 views

High Resolution Terrain Data for the Philippines

Where can i download Philippines terrain data that is better than the 30 m ASTER global dataset?
2
votes
0answers
30 views

Free vector data on paved roads in Africa

I have recently come across vector road data from the Africa Infrastructure Knowledge Program (http://www.infrastructureafrica.org/documents/list/roads). I found these data helpful for three reasons: ...
0
votes
0answers
34 views

Map mobile phones antennas

Is it possible to find a map of Italian mobile phones antennas (and possibly also European one)? I need to import it in QGIS so it would be great a shape file or dxf file or something related to ...
1
vote
2answers
37 views

Topographical Elevations for Central Africa and Cameroon

I am using QGIS and I have been faced with the problem of topographical maps. From searching online I could only find data for the United States. Google maps offers elevation contours, however I am ...
2
votes
3answers
50 views

Looking for Parish Boundaries Datasets for QLD Austraila

Every so often, I am asked for a parish boundary dataset. I can never find them as I am of the belief that they are no longer used. Has any one had any experience with parish boundaries in Australia ...
0
votes
0answers
14 views

Finding ESRI JSON polygon rings of all US states?

Is ESRI JSON polygon rings of all US states a pubicly available resource anywhere? I have a xml file with point coordinates that I was planing on writing a quick conversion script for, but I imagine ...
0
votes
0answers
30 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 ...
0
votes
0answers
24 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 ...
1
vote
3answers
67 views

Lat and long extents of Canadian provinces

I'm seeking the latitude and longitude extents (i.e., extremes of lat and long) for each Canadian province. I already have Alberta and BC. For example, Wikipedia lists Ontario's extent as 49° 00’ N, ...
-2
votes
1answer
83 views

Where can I find spatial data for UK administrative boundaries?

I am specifically looking for UK local authorities, wards, postcodes in shp file format.
0
votes
0answers
54 views

Raster map source for desktop, commercial application

We develop desktop, commercial application for Architects (c++). In a future update, we would like to provide our customers with the option to automatically create a 3D terrain with appropriate ...
1
vote
1answer
24 views

Greenspace data in United Kingdom?

I need greenspace data for Brighton and Hove and Dudley areas. Does anyone know where I can get this? I have tried to extract it from OpenStreetMaps but the areas are too large and it crashes before ...
0
votes
0answers
25 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.
1
vote
0answers
48 views

Does anyone have a Morocco shapefile that includes Western Sahara at the Provincial level?

The 2004 Moroccan census data is available at hcp.ma. I was wondering if anyone had a Moroccan shapefile at the provincial level or commune level that matched the data available on the census and ...
1
vote
1answer
54 views

Seeking shapefile of administrative divisions of Cote d'Ivoire (Ivory Coast) post-2011

I've been trying to find a shapefile containing CIV's administrative divisions (preferably down to the level of sous-prefecture) reflecting the national reorganization of 2011 but have had no luck. ...