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Aircraft daytime noise contours

Daytime decibel restriction of aircraft within that contour zone. Aircraft are independently monitored to make sure that they conform to the restriction

Aircraft night time noise contours

Night time decibel restriction of aircraft within that contour zone. Aircraft are independently monitored to make sure that they conform to the restriction

City Cluster - Tall Building Contours

Draft planning policy in the City Plan 2040 indicating the contours to be considered for the proposed tall building area in the City Cluster

Fleet Street Valley - Tall Building Contours

Draft planning policy in the City Plan 2040 indicating the contours to be considered for the proposed tall building area in the Fleet Valley area

Contour Dataset for the Jazira Region of Syria

This contour dataset complements 13 other datasets as part of a study that compared ancient settlement patterns with modern environmental conditions in the Jazira region of Syria. This study...

Airport Noise Contours Lnight Round 1

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 250,000 people (agglomerations) and airports with more than...

Airport Noise Contours Lden Round 1

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 250,000 people (agglomerations) and airports with more than...

Airport Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 100,000 people (agglomerations) and airports with more than...

Airport Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of airport sources within areas with a population of at least 100,000 people (agglomerations) and airports with more than...

Major Road Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 100,000 people (agglomerations) and along major traffic...

Major Railway Noise Contours Lden Round 2

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 100,000 people (agglomerations) and along Network Rail...

Major Road Noise Contours Lden Round 1

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 250,000 people (agglomerations) and along major traffic...

Major Road Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 100,000 people (agglomerations) and along major traffic...

Major Railway Noise Contours Lnight Round 1

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 250,000 people (agglomerations) and along Network Rail...

Major Railway Noise Contours Lnight Round 2

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 100,000 people (agglomerations) and along Network Rail...

Major Railway Noise Contours Lden Round 1

Data indicating the level of noise according to the strategic noise mapping of major rail sources within areas with a population of at least 250,000 people (agglomerations) and along Network Rail...

Major Road Noise Contours Lnight Round 1

Data indicating the level of noise according to the strategic noise mapping of major road sources within areas with a population of at least 250,000 people (agglomerations) and along major traffic...

Plynlimon research catchments: Wye elevation contour lines

Elevation contour lines within the Wye catchment at 10 and 20 metre intervals. The contour lines have been digitised from a scanned topographic map.

Plynlimon research catchments: Severn elevation contour lines

Elevation contour lines within the Severn catchment at 10 metre intervals. Digitised from the scanned topographic maps.

OS 1:50 000 Scale Colour Raster

1:50 000 Scale Colour Raster is Ordnance Survey’s definitive raster product, providing a complete digital view of the popular Landranger® paper map series. It comprises 815 tiles, each 20 km by 20...