Legislation Explorer | UNEP Law and Environment Assistance Platform

Search Global Air Quality Laws

PM2.5 (10 μg/m3 annual mean 25 μg/m3 24-hour mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
PM10 (20 μg/m3 annual mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Compliant with WHO guideline
- Weaker than WHO guideline
PM10 (50 μg/m3 24-hour mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Compliant with WHO guideline
- Weaker than WHO guideline
Ozone (100 μg/m3 8-hour mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Compliant with WHO guideline
- Weaker than WHO guideline
NO2 (40 μg/m3 annual mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Compliant with WHO guideline
- Weaker than WHO guideline
NO2 (200 μg/m3 1-hour mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Compliant with WHO guideline
- Weaker than WHO guideline
SO2 (20 μg/m3 24-hour mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Compliant with WHO guideline
- Weaker than WHO guideline
SO2 (500 μg/m3 10-minute mean)
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Compliant with WHO guideline
- Weaker than WHO guideline
Newly acknowledged pollutants
The WHO Air quality guidelines are a set of evidence-based recommendations of limit values for specific air pollutants developed to help countries achieve air quality that protects public health. The first release of the guidelines was in 1987. Since then, several updated versions have appeared. This toolkit currently assesses countries against the 2005 guideline values (see here). The guidelines were updated more recently in 2021 (see here) and the legislation and policies presented in this toolkit will in the future be reassessed against these updated values.
- Yes

Showing 11 - 20 of 74 results

Miscellaneous

| 2020 |

Bhutan

Environmental Standards, 2020.

The National Environment Commission of Bhutan released the Environmental Standards, 2020. The Standards establish standard values for the following 11 criteria: Ambient water quality criteria; Industrial effluent discharge standards; Sewage treatment plant discharge standards; Ambient air quality criteria; Industrial emission standards (maximum limit for pollutants); Industrial emission standards...

Keywords

Concentration-based standards, Point source controls, Industrial sources, Particulate matter, Polycyclic aromatic hydrocarbons, Public health, Ambient air, Air quality, Monitoring stations, Sulphur dioxide, Pollutants, Carbon monoxide, Concentrations, Nitrogen oxides, Ammonia, Nitrogen dioxide, Vehicular emissions, Waste burning, Air quality monitoring, PM10, PM2.5, Air quality standards, Air pollution, Organic carbon

Regulation

| 2020 |

Saudi Arabia

Executive Regulation For Air Quality For the Environmental Law issued by Royal Decree No. (m/165)

Keywords

Legislation

Regulation

| 2019 |

Mexico

Norma Oficial Mexicana NOM-022-SSA1-2019, Salud ambiental. Criterio para evaluar la calidad del aire ambiente, con respecto al dióxido de azufre (SO2). Valores normados para la concentración de dióxido de azufre (SO2) en el aire ambiente, como medida de protección a la salud de la población.

Esta Norma tiene por objeto establecer los valores límites permisibles de concentración de dióxido de azufre en el aire ambiente como medida para la protección a la salud humana, así como los criterios para su evaluación. Sus disposiciones son de aplicación obligatoria en todo el territorio nacional para las autoridades en sus diferentes órdenes de gobierno que tengan a su cargo la vigilancia y...

Keywords

Sulphur dioxide, Air pollution, Air quality standards, Ambient air quality standards, World Health Organization, Air Quality Guidelines, Pollutants, Sulphur trioxide, Air quality, Ambient air, Ambient air pollution, Benzo(a)pyrene, Legislation, Particulate matter, PM10, Public health, Sulphur oxides

Regulation

| 2018 |

Brazil

Resolution CONAMA No. 491 establishing air quality standards.

This Resolution establishes air quality standards. The resolution defines air quality standards for various atmospheric pollutants, including particulate matter, sulfur dioxide, nitrogen dioxide, ozone, carbon monoxide, and lead. The air quality standards will be implemented in four stages, with intermediate standards being adopted before the final standards are reached. The resolution also...

Keywords

Air quality standards, Carbon monoxide, Sulphur dioxide, Nitrogen dioxide, Pollutants, Air pollution, Air quality, Particulate matter, Ozone, Air quality monitoring, Permitting, Legislation

Regulation

| 2018 |

Chile

Decreto Núm. 104 - Norma primaria de calidad de aire para dióxido de azufre (SO2).

La presente norma primaria de calidad del aire tiene por objetivo proteger la salud de las personas de los efectos agudos y crónicos generados por la exposición a dióxido de azufre (SO2) en el aire. Se indican los niveles de emergencia ambiental de dióxido de azufre y la correspondiente metodología de medición.

Keywords

Sulphur dioxide, Air quality index, Air quality

Regulation

| 2018 |

Dominican Republic

Reglamento técnico ambiental de calidad del aire (2018)

Keywords

PM10, Nitrogen dioxide, Carbon monoxide, Sulphur dioxide, PM2.5, Benzene, Nitrogen oxides, Sulphur oxides, Ammonia, Benzo(a)pyrene

Regulation

| 2017 |

Oman

Ministerial Decree No. 41/2017 issuing the Air Quality Regulation.

This Resolution aims at issuing the Air quality Regulation of Oman for the owners of, or any responsible person for, a source of pollution or work area. The Regulation consists of 9 articles. It prohibits causing or leaving air pollutants exceeding the limits specified in the table attached to the Regulation (art.2). It is mandatory to establish a monitoring station according to some...

Keywords

Air quality, Legislation

Regulation

| 2017 |

Peru

Decreto Supremo Nº 003-2017-MINAM ─ Aprueba Estándares de Calidad Ambiental (ECA) para Aire.

El presente Decreto Supremo aprueba los Estándares de Calidad Ambiental (ECA) para Aire, como referente obligatorio para el diseño y aplicación de los instrumentos de gestión ambiental a cargo de los titulares de actividades productivas, extractivas y de servicios; así como para aquellos parámetros que caracterizan las emisiones de las actividades productivas, extractivas y de servicios. El...

Keywords

PM10, Benzene, Sulphur dioxide, Nitrogen dioxide, PM2.5, Carbon monoxide

Regulation

| 2017 |

Colombia

Resolución Nº 2254 - Norma de calidad del aire ambiente.

La presente Resolución establece la norma de calidad del aire o nivel de inmisión y adopta disposiciones para la gestión del recurso aire en el territorio nacional, con el objeto de garantizar un ambiente sano y minimizar el riesgo sobre la salud humana que pueda ser causado por la exposición a los contaminantes en la atmósfera. La norma establece los niveles máximos permisibles a condiciones de...

Regulation

| 2016 |

Costa Rica

Decreto Nº 39.951/S - Reglamento de calidad del aire para contaminantes criterio.

El presente Reglamento tiene por objeto establecer la organización y funcionamiento de la Red Nacional de Monitoreo de la Calidad del Aire, así como los valores máximos de concentración de contaminantes criterio presentes en el aire, con el fin de asegurar el derecho de los habitantes del país a gozar de una calidad del aire que garantice la protección de la salud y el bienestar humano. El...

Search Global Air Quality Laws

Year

Ambient Air Quality Standards

Responsibility for air quality standards

Indoor Air Quality Standards

Type of instrument

Nature of legal obligations

Exceedances

Compliance with WHO Air Quality Guidelines (2005)

Legal requirement to monitor

Procedural and substantive rights

Legal coordination of policy to achieve AAQS

Enforcement mechanisms

Provisions for transboundary air pollution

Search Global Air Quality Laws

Country

UN regional group

Year

Ambient Air Quality Standards

Responsibility for air quality standards

Indoor Air Quality Standards

Type of instrument

Nature of legal obligations

Exceedances

Compliance with WHO Air Quality Guidelines (2005)

Legal requirement to monitor

Procedural and substantive rights

Legal coordination of policy to achieve AAQS

Enforcement mechanisms

Provisions for transboundary air pollution