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Major Railway

• Published by: OpenDataNI
• Last updated: 09 September 2025

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway Leve

• Published by: OpenDataNI
• Last updated: 09 September 2025

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway LAeq 16h

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway Lday

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway LAeq 06h

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway Leve

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway Lnight

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway Lden

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

Major Railway LAeq 18h

• Published by: OpenDataNI
• Last updated: 23 July 2026

Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds...

British Geological Survey (BGS) Geophysical Survey 1971/3: Bristol Channel and northern Celtic Sea (14/05/1971 to 07/06/1971)

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

Report: Tully, MC. 1971. Bristol Channel Cruise Report for MV Researcher. MGU Project 71/03. (IGS Report No 20) Positioning: Decca Mk12 receiver Echo sounding: ORE sub-bottom profiler was used as...

British Geological Survey (BGS) Geophysical Survey 1970/5: West and south-west of Barra Head (04/09/1970 to 14/10/1970)

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

Report: Tully, MC. and Sunderland, J. 1970. Cruise Report for MV Surveyor, Barra Head Area. MGU Project 70/05. (IGS Report No 14) Positioning: Decca Hifix Echo Sounding: Kelvin Hughes MS 32 Sonar...

British Geological Survey (BGS) Geophysical Survey 1971/5: NW Scotland (26/06/1971 to 28/07/1971)

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

Report: Tully, MC. 1971. Cruise Report for MV Researcher. Regional Geophysical Surveys off NW Scotland. MGU Project 71/05. (IGS Report No 21) Positioning: Decca Hifix and Main Chain no further...

OS NGD API - Features

• Published by: Ordnance Survey
• Last updated: 11 February 2025

OS NGD API – Features gives you simple access to the OS National Geographic Database (OS NGD). Get started quickly and request the data you need, as and when you need it, using the latest in API...

British Geological Survey (BGS) Geophysical Survey 1969/2: Northern Irish Sea and Outer Solway Firth (19/04/1969 to 16/05/1969)

• Published by: British Geological Survey (BGS)
• Last updated: 23 July 2026

Report: Arnold, SE. 1971. Cruise Report for MV Moray Firth IV North Irish Sea Survey. MGU Project 69/02. (IGS Report No 17) Positioning: Main Chain Decca with Mark12 receiver Echo Sounding: Kelvin...

Elevation-coloured relief map of multibeam echosounder (MBES) scans from the bed of the Solimoes River near Tefe, Brazil, 2022

• Published by: Environmental Information Data Centre
• Last updated: 02 July 2026

This GeoTiff presents the results of multi-beam sonar scans of the bed of the Solimoes River (upper Amazon) collected in early October 2022 upstream of Tefe, Brazil. These scans were collected as...

Agglomeration Railway Lday

• Published by: OpenDataNI
• Last updated: 09 September 2025

SourceLdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Belfast Agglomeration - Railway An area of a territory that has a population exceeding 100,000 people...

Agglomeration Railway LAeq 06h

• Published by: OpenDataNI
• Last updated: 09 September 2025

SourceLdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Belfast Agglomeration - Railway An area of a territory that has a population exceeding 100,000 people...

Agglomeration Railway Lnight

• Published by: OpenDataNI
• Last updated: 09 September 2025

SourceLdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Belfast Agglomeration - Railway An area of a territory that has a population exceeding 100,000 people...

Agglomeration Railway Lday

• Published by: OpenDataNI
• Last updated: 09 September 2025

SourceLdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Belfast Agglomeration - Railway An area of a territory that has a population exceeding 100,000 people...