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Industry Leve

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 Airport Lnight

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 LAeq 16h

• Published by: OpenDataNI
• Last updated: 18 March 2026

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...

Major Airport Lday

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 Lden

• Published by: OpenDataNI
• Last updated: 18 March 2026

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

Consolidated Leve

• Published by: OpenDataNI
• Last updated: 18 March 2026

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...

Industry Lday

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 Roads

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 Leve

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 Lden

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 Belfast City Airport

• Published by: OpenDataNI
• Last updated: 18 March 2026

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 Leve

• Published by: OpenDataNI
• Last updated: 18 March 2026

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...

Consolidated Lden

• Published by: OpenDataNI
• Last updated: 18 March 2026

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...

Agglomeration Airport Lday

• Published by: OpenDataNI
• Last updated: 18 March 2026

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

Consolidated Lday

• Published by: OpenDataNI
• Last updated: 18 March 2026

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...

Industry LAeq 16h

• Published by: OpenDataNI
• Last updated: 18 March 2026

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...

Northern Ireland Land Classification

• Published by: OpenDataNI
• Last updated: 18 March 2026

The NI Land classification was developed using the Merlewood method of multivariate land classification.  This involved selecting a sample of 700 1km grid squares, representing 5% of NI land...

Major Railway LAeq 16h

• 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 18h

• 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...