Overview of base mapping available via Astun Data Services & OS Maps API

The OS Maps API replaces the ADS OS Premium base maps.

We revealed more info about this in a webinar earlier this year. If you missed it, you can access the webinar recording.

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Here’s a summary of the base mapping changes:

• ADS OS Premium stylesare replaced by the OS Maps API Road, Outdoor, Light and Leisure styles, provided as WMTS and WMS services.

• The Standard OS Maps API WMTS services will be available and accessed directly from the Ordnance Survey.

• Enhanced styles, a WMS and custom base maps will be available to you through Astun Map Services (map.services.astuntechnology.com). In more detail, map.services.astuntechnology.com provides:

  1. A Leisure base map with additional zoom-levels down to large-scales.

  2. Dedicated Leisure 25k and 50k base maps.

  3. WMS for Road, Outdoor, Light and Leisure styles for usage in iShare v5.8 and for printing in iShare v5.8 and above.

  4. Grayscale versions of Road, Outdoor, Light and Leisure styles in WMS and WMTS.

• OS Open is updated with OpenData scales of OS Maps API Road style.

Let’s take a look in more detail.

Core Base Map Products

1. The OS Premium Vector Colour is being replaced by the OS Maps API Road styles provided as a WMTS and WMS. Outdoor and Light styles are provided as alternative choices:

   1. OS Premium Vector Colour style to OS Maps API Road style:
      

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   2. OS Premium Vector Colour style to OS Maps API Outdoor style:
      

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   3. OS Premium Vector Colour style to OS Maps API Light style:
      

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2. The OS Premium Vector Grayscale is being replaced by the OS Maps API Road Grayscale style provided as a WMTS and WMS and also Grayscale versions of Outdoor or Light styles are available. Please note that these styles are considered enhanced styles and are available to you through Astun Map Services (map.services.astuntechnology.com) and not directly from the Ordnance Survey.

   1. OS Premium Vector Grayscale style to OS Maps API Road Grayscale:
      

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   2. OS Premium Vector Grayscale style to OS Maps API Outdoor Grayscale:
      

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   3. OS Premium Vector Grayscale style to OS Maps API Light Grayscale:
      

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3. The OS Maps API Leisure style is replacing the OS Premium Raster Colour, with additional zoom levels to cover the small and medium scales as well the large scales (OS MasterMap) that the OS Premium Raster Colour is providing, in WMTS and WMS as well in Grayscale.

   1. The OS Premium Raster Colour in 50k is being replaced with the equivalent OS Maps API Leisure style in 50k:
      

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   2. The OS Premium Raster Colour using Vector Map District is being replaced by the equivalent OS Maps API Leisure style in 25k:

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   3. Ordnance Survey doesn’t provide any additional scales above the 25k,however, we enhanced the base map with additional zoom levels by including the OS Maps API Road style for the larger scales. This allows you to use it in your GIS applications as a complete base map.
      

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   4. The OS Leisure 25k and 50k will be provided as standalone base maps too without additional scales:

      1. OS Leisure 25k:
         

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      2. OS Leisure 50k:
         

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   5. The OS Leisure Grayscale is replacing the OS Premium Raster Grayscale.

      1. OS Premium Raster Grayscale style to OS Maps API Leisure Grayscale:
         

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4. OS Maps API Road, Outdoor or Light styles are replacing the OS Premium OSMM Topo, providedas WMTS and WMS services.

5. OS Premium XYZ Vector is replaced by the equivalent OS Maps API Road, Outdoor or Lights as XYZ only in Colour. There will be no Grayscale version for this base map.

Custom Base Map Products

There will be no change to our custom base map Products such as Aerial and Historic base maps. These Include:

• Milton Keynes Aerial Basemap 2012

• Surrey Aerial Basemap 2006

• Surrey Aerial Basemap 2014

• Surrey Mudge 1819

• Surrey Rocque 1767

• Essex Aerial Basemap 2014

• Essex Aerial Basemap 2015

• Ramblers OS Maps API Leisure in Web Mercator

Aerial Photography

Surrey Aerial 2006
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Historic Map Data

ADS hosts two wonderful 'licence-free' historical base maps covering the Surrey area, created from source data courtesy of James Rutter at Surrey Heath Borough Council which is now out of copyright.

Colonel Mudge 1819 survey	John Rocque 1767 survey
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Other Base Maps

It is possible to configure iShare and desktop GIS to use a range of alternative base maps, for instance PSGA members are free to register and utilise base maps from APGB to display aerial imagery, infrared imagery and height data . You can see how on this page Configure iShare to use Aerial Photography from APGB.

OS Data Delivery

For iShare in the Cloud (ISiC) Customers the following datasets are typically loaded into either the local iShareData database or the Astun Spatial Data Warehouse (SDW). Please click on the links below to see the Metadata information displaying the latest update dates for each dataset - select Display Mode Full View and the Identification tab.

• Boundary-Line - loaded by default into the iShareData database

• AddressBase Premium - loaded by default into the iShareData database

• OS MasterMap Topography - loaded on request into the SDW

• Code-Point Open - loaded on request into the SDW

Backup/Restore and Disaster Recovery

Astun Data Services are hosted within the Amazon Elastic Compute Cloud (Amazon EC2) on Amazon Web Services.  

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A regular backup copy at each data refresh or software update cycle is replicated to a further instance located within a different geographic region for disaster recovery.

Further Information

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