Geographic Information Systems

Questions tagged [united-kingdom]

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Use this tag for questions that are specific to the United Kingdom of Great Britain and Northern Ireland (GBR) a country of Northern Europe

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28 views

Discrepancies in reprojection to British National Grid using different software

I am converting coordinate values from EPSG 4326 (lat long) to EPSG 27700 (British National Grid). I have used QGIS and am then verifying the results using GDAL, but I am find that for higher ...
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0answers
49 views

Extents of British National Grid

What are the valid extents of the British National Grid? Are all tiles AA through ZZ valid, or is it just those which start with H,J,N,O,S,T that should be used?
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1answer
23 views

Seeking incline of roads data

I need to plot the incline of roads in England. I could estimate this using elevation data, however this would be a significant amount of work. Does this data already exists (ideally free with a ...
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2answers
89 views

Determining CRS for contoured road map of England and Wales

I've been working with some old maps lately [1800-present] and I've had some difficulty identifying CRS/projection. This map has this written at the bottom. Based off of this, how can I find what ...
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1answer
43 views

Centroid in British National Grid

I am trying to work out centroid of a polygon, but I need this in British National Grid. Does anyone know a way of getting it to work in QGIS 3.10?
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16 views

Geospatial way to optimise cluster entropy calculation per LSOA (Polygon)

I've been trying to create the entropy data below after doing a spatial join of the LSOA codes to the pandas dataframe (starting with GeoPandas). My silly "for loop" way is super slow for ...
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49 views

Converting Excel Spreadsheet into Polygon Shapefile

I am trying to convert the Wards in Leeds data in data.gov.uk into a polygon shapefile, so I can clearly see all of the wards and perform calculations. I have tried using the add spreadsheet layer ...
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1answer
14 views

Convert CensusWard codes to Google Maps (UK)

The UK's Office for National Statistics uses Census Ward codes for some of its data. For instance, this file - https://www.ons.gov.uk/visualisations/dvc479/map/data/data.xls - has life expectancy by ...
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12 views

How to split summary address received as response of ordnance survey address base

I am using an API to fetch search response from ordinance survey address base, the result includes a summary address field which contains full address in one line. The result can be ambiguous as ...
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1answer
54 views

Downloading georeferenced maps from geoportals

Is it possible to download georeferenced maps from Havering London Borough and Adur & Worthing Councils portals, and if it is, then how? I tried to use http response (see picture below), however ...
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1answer
86 views

Altering layer's CRS to correct Layer Misalignment in QGIS

I've got a vector layer in my project which isn't aligned with the rest of the project (see attached JPEG). These are work files so I'm not sure when they were created or how they might have been ...
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2answers
482 views

UK constituency boundaries that can be used with Google maps

Is there a comparatively easy way to marry-up UK election boundary data with Google maps? I am 100% NOT looking for anyone to do the work I should be doing, but with data sets from Open Gov, Ordnance ...
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27 views

Seeking free or recent aerial imagery

Is it possible to view either live or very recent (past few days) aerial imagery for UK? Ideally images would be satellite imagery, high resolution and free.
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2answers
344 views

UK: Looking to plot house/building numbers on a map, but can't find a data source

I'm trying to plot UK house numbers on a map but I'm having trouble finding a good data source. I have download the Ordnance Survey Master Map and the CartographicText layer does contain some house ...
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1answer
103 views

Seeking polygons that map out land zone type (ie Residential, Industrial, Commercial) in UK?

I'm looking at displaying the commercial and industrial areas of the UK on QGIS so that I can do some work on them. I'm not looking to add my own data to it, merely find a shapefile or geopackage or ...
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0answers
47 views

QGIS 3.6 QUICKOSM buildings query CRS with metre untis to create buffer

Using QGIS 3.6.2 I'm running a QUICKOSM query to find residential buildings in Scotland. I want to then put a buffer around them. The query is fine, if a little slow. The only CRS I can get to ...
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1answer
87 views

Seeking UK Postcode out-code list containing county?

I’m trying to put together a spreadsheet containing the following fields: postcode out-code, county Can anybody please point me in the direction of a list (or 2 lists which I could join) containing ...
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1answer
128 views

Distances between points British National Grid (BNG)

I have a point dataset expressed in British National Grid (about 10,000 points distributed all over the UK). I want to do some cluster analysis and I am aware that distance distortion might have an ...
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1answer
84 views

Choosing coordinate reference systems?

I have downloaded some shapefiles from two different sources both of which show different aspects of the same area. However, they have different Coordinate reference systems. One has the reference ...
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1answer
297 views

What are last four columns in Royal Mail CSV PAF data used for?

Royal mail provides detailed address data for the UK in a format called PAF. You can download sample PAF data here. Most of the field definitions can be found in the official documentation here, but ...
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38 views

Agricultural Land Classification from ArcGIS Online not working? [closed]

When I add the Agricultural land classification (ALC) map from ArcGIS Online, the layer in the table of contents loads, however the actual map doesn't. I really need to ALC for the Humber Region, UK ...
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1answer
84 views

Finding all geographic points for UK local authorities?

I'd like to write some JavaScript code which works out whether a given set of coordinates is contained within a particular UK local authority. I've been looking around, and this seems like the right ...
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0answers
24 views

Finding an open data layer which includes towns , villages and ciities in the UK

I am looking for a data layer that i can import into Qgis to show towns, villages and cities. either of the three in an individual shp file would also be useful. this is part of a project in which i ...
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1answer
328 views

Seeking vector data for wind speed and operating turbines in UK? [closed]

I have been familiarising myself with QGIS and the free information Ordnance Survey provide. Though I'm struggling to find further data specific to my needs. I want to produce a map plotting ...
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1answer
95 views

Using UK Government Data in QGIS?

I've downloaded some .asc files from the UK Government. They are 1m resolution LIDAR tiles. Apparently. When I load them into QGIS, they appear with the nice thumbnails and everything. But I get ...
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1answer
237 views

Where I can find a good regexp to extract sector, district and area from a UK postcode?

I am looking for official/reliable regexps to extract sector/district/areas from a UK postcode. I have found a few online but I am not sure how good they are, and I have not a way to test them ...
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86 views

Georeferencing xyz layer from Griffiths Valuation of 1850s?

I have made progress on my project to map land and property owned by individuals in 1850 in Ireland using Griffiths Valuation maps. I used http://griffiths.askaboutireland.ie/gv4/single_layer/tiles/{...
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1answer
59 views

Seeking shapefiles for Marshlands, swampy areas in UK?

Can anyone point me in the direction of shapefile data for all the coastal and inland areas of saltmarsh, wetland and inland marshes for the United Kingdom, including Isle of Man? OS Open Data does ...
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1answer
411 views

Downloading Map Tiles from Griffiths Valuation of Northern Ireland?

I would like to download map tiles of Northern Ireland associated with Griffiths Valuation of Ireland in 1867. These maps have details of property leased by individuals, including farm fields and ...
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2answers
85 views

Availability of Frequent LiDAR Data in UK?

I am looking for LIDAR data of grasslands located all around UK with a spatial resolution of 1m and a frequency of at least once a week. I've already had a look at the Environmental Agency but their ...
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1answer
81 views

Purchasing NDVI imagery for South Western England? [closed]

I am working on a project developing an application for livestock farmers where they can monitor their feed using satellite data. The main aim is to calculate the biomass of a field of grass. The ...
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1answer
92 views

Where can I find UK boundary data shapefiles where features have attributes pointing to their parent subdivision?

I know similar questions have been asked before but none have given me exactly what I need. I am trying to find boundary shapefile data for the UK which splits different subdivisons into different ...
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2answers
2k views

Seeking land use map in London and UK?

I am looking for the land use data of London in vector format, preferably in polygons. I am interested in whether a building / an area is residential, office or retail use, like this one (https://www....
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1answer
436 views

UK outline basemap [duplicate]

I am looking for a shapefile of the rough outline of the UK to use as a basemap, where is the best place to source one? All the shapefiles I have found have been extremely detailed with internal ...
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2answers
9k views

UK regional shape map with Scotland, Wales and Northern Ireland

We have obtained boundary line data for England from the Office for National Statistics portal, which displays English regions like: We want boundary line data for regions within the United Kingdom. ...
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0answers
218 views

Shapefile of United Kingdom Constituencies of 1970 Elections [closed]

Does anyone know where to find shapefiles of older UK constituencies? I am specifically looking for the shapefile of the constituencies used for the 1970 elections (of which the results can be found ...
2
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1answer
664 views

Functional urban areas in the UK

I want to perform an analysis on urban areas in the UK. As, indeed, urban areas can be defined in multiple ways, I would like to rely on some well-accepted definitions and polygons. I found this EU ...
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2answers
246 views

Automatically moving along columns within a layer as moved to the next item in a QGIS Atlas?

My problem is quite hard to explain, I have attached some images to help illustrate my issue. I want to produce a large number of maps which overlap in geographic area. Currently my data is arranged ...
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0answers
324 views

What address database does Google Maps use for United Kingdom?

When searching for a United Kingdom address in Google Maps, is the OS AddressBase or another address database being queried?
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2answers
714 views

Location of UK Town to Postal Sector database or .csv

I've been searching all over, but cannot find a database/CSV for matching a UK Town to postal sectors. Example: Hampton Hill” is postcode sector” TW12 1
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0answers
48 views

Ordnance Survey Northern Ireland OSNI .qml file for large scale vector data?

I am a new QGIS user, having moved across from Arc. I have access to OSNI (Ordnance Survey Northern Ireland) data and to .lyr files associated with them, but has anyone created a .qml file for the ...
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1answer
2k views

Converting Northings/Eastings to Longitude/Latitude using R issue with Northern Ireland?

I have found a lot of questions about conversions of Northings/Eastings to Longitude/Latitude in R. I have been working with this tutorial from Alex Singleton which is really useful in explaining the ...
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2answers
558 views

NDVI data for UK?

I am looking for monthly composite NDVI data for the UK between 2000 and 2013. The resolution is not so much of an issue. I am struggling to find relevant data and images for further processing in ...
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1answer
157 views

Seeking GIS data on military activity in UK, i.e. low flying zones, military practice areas, etc?

I'm trying to source shapefiles of low flying zones, military aerodromes, military practice areas for the Wales area including offshore in the 12nm limit and EEZ. Where could I source this ...
3
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0answers
288 views

Ordnance Survey grid reference in QGIS print composer [duplicate]

Is there a way of inserting Ordnance Survey grid reference in a print composer? I know that a grid can be created but I don't wish to insert a grid, I just to need to include the eastings and ...
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0answers
354 views

Converting from Eastings and Northings on British Ordnance Survey to WSG84

I am a software developer currently working on a project that relies heavily upon knowing if our position is within a defined region - specified as a polygon using a set of points to define a linear ...
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1answer
31 views

Seeking park land cover in UK?

I would like to mapping like in this link http://www.geocomputation.org/1998/78/gc78_07.jpg However, I could not find the park data, so do anyone know where can I find these kind of data.
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1answer
228 views

Extracting Residential Building (UK Datasets)

I am working with building polygon data of a city in England. The data are from EDINA Digimap's Topography Mastermap. I extracted the 'Building' attribute from 'DescriptiveGroup' fields to get ...
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1answer
351 views

Projection parameters different for British National Grid between QGIS and ArcMap?

I got shape files in WGS84 and need to project it to British_National_Grid (27700) I used QGIS to save them as a new shp file with ESPG:27700 Throwing the shape files into ArcMap with the Data frame ...
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1answer
702 views

Converting latitude and longitude points to UK counties [closed]

I would like to find an API whereby I can send it (UK) lat and long pairs and it will return a UK county if one exists for that pair. Ideally I will send it {50.3755,4.1427} and it will return {Devon}...

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