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Road Noise - All Metrics - England Round 4

• Published by: Department for Environment, Food and Rural Affairs
• Last updated: 28 July 2025

Data indicating the level of noise according to the strategic noise mapping of road sources across England. - The day-evening-night level (Lden) is a noise indicator for overall annoyance based...

Airport Noise - All Metrics - England Round 4

• Published by: Department for Environment, Food and Rural Affairs
• Last updated: 01 December 2025

Data indicating the level of noise according to the strategic noise mapping of airport sources across England. • The day-evening-night level (Lden) is a noise indicator for overall annoyance based...

Rail Noise - All Metrics - England Round 4

• Published by: Department for Environment, Food and Rural Affairs
• Last updated: 28 July 2025

Data indicating the level of noise according to the strategic noise mapping of rail sources across England. - The day-evening-night level (Lden) is a noise indicator for overall annoyance based...

Major Airport Lden

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

SourceLden Lnight Lday Levening LAeq,16hr Major Airports - Belfast International Airport The day-evening-night level indicator for overall annoyance, based upon annual...

Agglomeration Roads LAeq 16h

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

SourceLden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - RoadsAn area of a territory that has a population exceeding 100,000 people and a population density equal...

Major Airport LAeq 16h

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

SourceLden Lnight Lday Levening LAeq,16hr Major Airports - Belfast International Airport The day-evening-night level indicator for overall annoyance, based upon annual...

Agglomeration Airport Leve

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

Source Lden Lnight Lday Levening LAeq,16hr Belfast Agglomeration -  George Best Belfast City Airport An area of a territory that has a population exceeding...

Major Roads

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

Source Lden Lnight Lday Levening LAeq,16hr Major RoadsThose which have more than three million vehicle passages a year (for mapping rounds other than Round 1)The...

Agglomeration Airport Lday

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

Source Lden Lnight Lday Levening LAeq,16hr Belfast Agglomeration -  George Best Belfast City Airport An area of a territory that has a population exceeding...

Agglomeration Roads Lden

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

SourceLden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - RoadsAn area of a territory that has a population exceeding 100,000 people and a population density equal...

Industry LAeq 16h

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

Source Lden LnightLday Levening LAeq,16hr Belfast Agglomeration - Industry An area of a territory that has a population exceeding 100,000 people and a population...

Agglomeration Industry

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

Source Lden LnightLday Levening LAeq,16hr Belfast Agglomeration - Industry An area of a territory that has a population exceeding 100,000 people and a population...

Consolidated Lden

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

Source Lden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - ConsolidatedAn area of a territory that has a population exceeding 100,000 people and a population...

Major Airport Leve

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

SourceLden Lnight Lday Levening LAeq,16hr Major Airports - Belfast International Airport The day-evening-night level indicator for overall annoyance, based upon annual...

Agglomeration Roads Lden

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

SourceLden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - RoadsAn area of a territory that has a population exceeding 100,000 people and a population density equal...

Major Roads

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

Source Lden Lnight Lday Levening LAeq,16hr Major RoadsThose which have more than three million vehicle passages a year (for mapping rounds other than Round 1)The...

Agglomeration Roads Lnight

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

SourceLden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - RoadsAn area of a territory that has a population exceeding 100,000 people and a population density equal...

Agglomeration Airport LAeq 16h

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

Source Lden Lnight Lday Levening LAeq,16hr Belfast Agglomeration -  George Best Belfast City Airport An area of a territory that has a population exceeding...

Agglomeration Roads Lday

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

SourceLden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - RoadsAn area of a territory that has a population exceeding 100,000 people and a population density equal...

Agglomeration Airport Lden

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

Source Lden Lnight Lday Levening LAeq,16hr Belfast Agglomeration -  George Best Belfast City Airport An area of a territory that has a population exceeding...