Questions tagged [ordnance-survey]

The National Mapping Agency of Great Britain

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Adding Ordnance Survey Vector Tile API to QGIS [duplicate]

I'm a new user to QGIS. I haven't had any problems adding the OS Maps API, but I've been unable to add the OS Vector Tile API. I keep getting an error message of Invalid Data Source. Has anyone got a ...
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QGIS - add OS NGD Tiles - API as a vector layer

I have been making good use of QGIS and found the help files able to get me through most problems, although now I am completely stuck at trying to get the "OS NGD API - Tiles" vector tiles ...
Jam's user avatar
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Empty list of data packages from download API

I am trying to obtain a list of data packages as specified in the downloads API documentation. When I send the request: https://api.os.uk/downloads/v1/dataPackages?key=MY-API-KEY I receive an empty ...
Diana's user avatar
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Ordnance Survey layer not supported in the Offline version of ArcGIS Online map

I use the Ordnance Survey maps API for my ArcGIS Online project. Everything works well, as the maps are very wealthy in detail and can be used down to the highest zoom level. It's simply great. The ...
Geographos's user avatar
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Projecting an old Ordnance Survey map in Cassini-Soldner Grid

I have an Ordnance Survey map of North West England (1921, quarter inch to the mile) that doesn't conform to British National Grid/EPSG:27700. I suspect that the projection might be Cassini-Soldner ...
flyhigher's user avatar
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CRS to use to georeference an 19th century Ordnance Survey 1 Inch map

I have a raster of an Ordnance Survey 1 inch map that was surveyed in 1843-57 and subsequently revised in 1896 and published in 1898: Sheet 50 - Hawes. When georeferenced in QGIS using OSGB36/British ...
flyhigher's user avatar
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Ordnance survey obtain property UPRN

I'm digging through the docs here: https://osdatahub.os.uk/docs. How can I obtain a property UPRN given a valid UK address using a GET request? Which API can i use? When you try adding some of the ...
Captain_Planet's user avatar
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Ordnance Survey vector maps not connected to QGIS

Following the query here: Connecting QGIS to OS Vector Tile API I tried to make the steps as per this thread but for the 3.12 version. The situation looks like you see below: I have an error despite ...
Geographos's user avatar
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2 votes
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Extracting specific layers from the PBF file

Trying to get only a specific feature (coniferous forest) from the vectors, I first tried to use the Zoomstack layers, but they merge all the woodland types into one. With the vectors however, they ...
Fergus Fettes's user avatar
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What are the vectors inside a shapefile?

I have downloaded a shapefile "NT_SurfaceWater_Area.shp" from the UK Ordnance Survey and I have loaded it into R and can plot it. But, unlike other examples of shapefile which I've seen ...
Nick Wray's user avatar
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QGIS, Ordnance Survey Vector Tiles, CRS and zoom levels

I'm trying to use the Ordnance Survey vector tile API in QGIS. A starting point is this answer, but I'm having real problems with the CRS, and zoom levels. If I specifiy srs=3857 in the URL, eg https:/...
tipichris's user avatar
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Using QGIS to filter some levels on the Ordnance Survey boundaries data

I am working on a full UK map and I need the postcode level 1 and 2 (areas and districts) and while I have gotten the postcode level 1 data, I need the postcode level 2 (postcode districts) data that ...
johndoe's user avatar
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3 votes
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339 views

Wrong transformation between British National Grid and WGS84

I have access to a remote DB with the following specifications: PostgreSQL 11.12 POSTGIS="2.5.2 r17328" [EXTENSION] PGSQL="110" GEOS="3.7.0-CAPI-1.11.0 673b9939" PROJ=&...
GStav's user avatar
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Using OS 6 fig grid refs in QGIS

I have a large (>4,000 points) dataset of species records that needs to be mapped in QGIS, however the only spatial information with them are 6 figure OS grid references (eg SD311124). The file is ...
Lucy's user avatar
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Polygonize OS Mastermap. Join by Location QGIS

Our Provider of OS MasterMap data doesn't include filled polygons in the DWG data we buy for projects. I would like to be able to create Polygons of the features. The Buildings layer works fine (shown ...
Sethinacan's user avatar
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Ordnance Survey API - a couple of questions

Regarding OS maps API - is there a way to crop the map to show just the area I am studying? OS Download API - I have generated the API and added it into QGIS, and I am following the directions from ...
Roz Jones's user avatar
1 vote
1 answer
231 views

OS Features API: Filtering by Intersects with Polygon

I'm trying to use the OS Features API to retrieve Greenspace within a Polygon. The OS example here demonstrates how this is supposedly possible, but when I try the same I cannot retrieve features. I ...
Dulcie's user avatar
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Ordnance Survey 100m Grid shapefile

I want to add a 100m (hectare) grid layer to my UK map and have been trying to use the FSC's OSGR tool. It is incredibly slow to process, therefore I'm wondering is there are any shapefiles available ...
Gio's user avatar
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Index issue with digitising OS MasterMapdata from OS Data Hub in QGIS

Using QGIS 3.18.3 (Zurich). From the OS Data Hub (https://osdatahub.os.uk/) I've brought in the OS MasterMap "Topographic Line" data, via WFS/OGC API - Features option, and this has loaded ...
Derek's user avatar
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2 votes
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Load specific layer from GML to GeoPandas

I got a GML file from Ordnance Survey's Topography layer. The file has 5 layers in total (image from loading to QGIS): I would like to load the file to python and I saw that GeoPandas has GML support ...
GStav's user avatar
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1 answer
104 views

Ordnance Survey coordinates mismatch when converting from Lat/Lon

I have incorporated the batch Lat/Lon to OSGB option in Excel. The source file was on the main Ordnance Survey website: https://www.ordnancesurvey.co.uk/business-government/tools-support/os-net/...
Geographos's user avatar
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Crop API Ordnance Survey map to working area size in QGIS

I'm new to QGIS. I have downloaded the Leisure 27700 Ordnance Survey map. But I want to crop it to just the area I am working on. How can I do this?
Roz Jones's user avatar
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1 answer
753 views

QGIS Adding the CSV points including Lat & on to the British National Grid Project CRS

I have a problem with adding the CSV data to my QGS project with CRS set on the British National Grid EPSG:27700. In turn, my points are at the beginning of the coordinate system like you see below: ...
Geographos's user avatar
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5 votes
2 answers
4k views

Connecting QGIS to OS Vector Tile API

How do I bring Ordnance Survey's OS Vector Tile product directly into QGIS via their API (https://osdatahub.os.uk/docs/vts/overview)? It feels like this should play very easily with the vector tiles ...
Chris's user avatar
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Failing to load OS .gz files into QGIS 3.16 using OS Translator II

I'm new to QGIS and not strong on writing scripts or code. That said I've installed QGIS 3.16, PostGIS 3.1.0, PostgreSQL 13 and also OS Translator 2 and followed the configuration guidance at https://...
Simon Mills's user avatar
1 vote
0 answers
167 views

QGIS2web Ordnance Survey Map (raster layer) shifted against the QGIS project

I am wondering, why the QGIS2web can't accept the Ordnance Survey map location in the interactive version. The Ordnance Survey map is set at EPSG 27700 British National Grid sor does a whole QGIS ...
Geographos's user avatar
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1 vote
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Convert styles to Mapnik 3 XML

I am using Ordnance Survey's OpenMap - Local in Mapnik 3.0. Ordnance Survey make stylesheets available here: https://github.com/OrdnanceSurvey/OS-OpenMap-Local-stylesheets Is there a way to convert ...
Dan Winchester's user avatar
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1 answer
181 views

OS VectorMap Local not styling RailCLine and RoadCLine

I am running QGIS 3.14.1 (64 bit version) on a Windows 10 PC. I have downloaded two 5km tiles of the VectorMap Local (3 July version) in Geopackage format. My Parish Council holds the relevant OS ...
Roger Cornwell's user avatar
2 votes
1 answer
2k views

Mapbox GL JS: Displaying polygons from different coordinate systems / projections

I'm new to GIS and have access to OS MasterMap Topography Layer data (UK). I've got it loaded into PostGIS and am querying the polygons that I'm interested in (buildings). My understanding is the ...
gbuckingham89's user avatar
3 votes
1 answer
964 views

Why does pyproj give a different point location compared to ordnance survey when I convert from WGS84 to EPSG:27700 (BNG)

I get different results using 2 methods to convert co-ordinates from WGS84, epsg:4326 to BNG (British National Grid) epsg:27700. The differences in the plotted eastings and northings values are very ...
Roo's user avatar
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1 answer
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Ordnance Survey map doesn't overlay Google Maps properly using QGIS

How can I fix the overlaid of the Geotiff Ordnance Survey maps with the XYZ Google Maps? I know, that Google uses the EPSG:4326 WGS84 ordinance system, whereas Ordnance Survey uses OSGB British ...
Geographos's user avatar
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0 votes
2 answers
3k views

Launching high-detailed Ordnance Survey maps in QGIS 3x

I would like to have the Ordnance Survey maps tiles in QGIS. Most of the sources from the web, from where we can import the maps are not in high detail. The scale, which I am interested in is 1:500 (...
Geographos's user avatar
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2 votes
2 answers
476 views

Join OS Building Heights and MasterMap Topography

I am trying to join the OS Building Heights CSV file with the OS MasterMap Topography Layer. They have both been paid / they are NOT the free OS data and so definitely include the data I need. This is ...
Jessie's user avatar
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2 votes
1 answer
718 views

QGIS creating a DEM using OS Terrain 50 data - component tiles not matching

I'm attempting to create a DEM from OS Terrain 50 data (ASCII Grid data) in QGIS. The data is provided as multiple zipped folders representing sub divisions of OS grid squares. Each zipped folder ...
flyhigher's user avatar
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1 vote
0 answers
49 views

Batch checking of 1000 records online without batch option. Need automation

Do you know of any method for looping 1000 records over this website? https://apidocs.os.uk/docs/os-places-match I would like to check some addresses but OS doesn't provide batch checking.
Jaro's user avatar
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4 votes
1 answer
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How to import a KMZ file and load data into correct columns in QGIS

I have downloaded building heights attribute data from Ordnance Survey Mastermap. The format of the file is KMZ. After importing into QGIS, the data I need was displayed in one column named as "...
ay__ya's user avatar
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3 votes
1 answer
103 views

Road Names - Multiple Lines and Single Lines [closed]

Fairly new to the GIS world. I have been creating maps for my employer using OS Vector map data. Up until recently everything has been going smoothly - I only use vector based data so that I can ...
HenryWatson's user avatar
1 vote
1 answer
281 views

How accurate are Ordnance Survey MasterMap topography spot heights?

The spot heights in the Ordnance Survey MasterMap sample data over Exeter with feature code 15404 are presented as an integer value in metres. But how accurate are these spot heights? I had assumed ...
hertzsprung's user avatar
2 votes
1 answer
850 views

Incorporating Ordnance Survey map with other layers in Leaflet

I am trying to incorporate the Ordnance Survey layer into my Leaflet map. The goal is to enable it as another map layer amidst a few existing ones. One of the code looks like this: var link = L....
Geographos's user avatar
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1 vote
3 answers
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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 ...
Ian Newson's user avatar
0 votes
0 answers
118 views

QGIS Rule-Based styles fail to render

I'm working with some Ordnance Survey data, specifically the VectorMap Local (in GML format, October 2018) set and attempting to style the layers using the very handy OS provided stylesheets (here: OS ...
Jeremy Kidwell's user avatar
0 votes
1 answer
173 views

WMTS Trying to get list of OS tiles based on extent using OS API

I have a project and trying to implement the OS API WMTS, previously we used the OpenSpace approach but now we need to migrate. In OpenSpace there was a method call GetMap but this does not exist in ...
spj_uk's user avatar
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5 votes
2 answers
425 views

Improving quality of tiles generated from Ordnance Survey Raster Data

I'm trying to generate some map tiles based on the Ordnance Survey Open Data (available from here). I don't have much experience with this, but I've read a few tutorials online and have managed to ...
DrAl's user avatar
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0 votes
0 answers
40 views

Ordnance Survey Tile Tracking Solutions?

We want to find a way to track how and how many tiles are drawn in the Ordnance Survey API (or through a different way if that is easier). As you may know, the royalty charges are per tile so we want ...
Noah_P's user avatar
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0 votes
3 answers
415 views

Problem with CRS metadata for UK Environment Agency LiDAR DSM tiles?

I have downloaded some LIDAR DSM composite tiles from https://environment.data.gov.uk/DefraDataDownload/?Mode=survey and opened them in QGIS 3.6 with project CRS set to OSGB 1936 (EPSG:27700). ...
PadreJojo's user avatar
0 votes
1 answer
211 views

Processing OS Highways data into a network dataset [closed]

I am looking for advice in how to process highways data into a network dataset in ArcGIS for use in the Network Analyst extension My company has a partners contract so i have access to the data, but ...
Joss's user avatar
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1 vote
0 answers
146 views

Is it possible to add OS Open Carto vector tiles to QGIS 3?

I am interested to learn whether it is possible to view Ordnance Surveys OS Open Carto vector tiles in QGIS - I am using QGIS 3.4.2. The data I would like to add can be found here, and I have tried ...
AWGIS's user avatar
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1 vote
1 answer
650 views

Ordnance Survey MasterMap Symbols not appearing properly styled on QGIS

Using plugin OS Translator II on the Exeter sample database. Ticked the boxes "Add OS Styling Fields" and "Apply Default OS style" Connected to PostGIS database. All worked apart from the Symbols for ...
Stuart McMartin's user avatar
1 vote
2 answers
70 views

Strange coordinate shift between small-scale and large-scale Ordnance Survey vector data sets (Strategi vs. OpenMap Local/VectorMap District)

I'm trying to combine data from Ordnance Survey's small-scale Strategi data set with some of their large-scale OpenData data sets (in particular OS Open Map Local and OS VectorMap District) to fill in ...
Kevin's user avatar
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0 votes
1 answer
83 views

Ordnance Survey Town Plan plan vs other scales and which reference system they use

I am trying to layer up several ordnance survey maps on QGIS which include historical town plans (1st ed 1856-1908 1:500) and terrain maps (OS Terrain 5 contours). Although they are for the exact ...
Islandhistorian's user avatar