Module profile
Air Quality score
64/100
Health-oriented air-quality conditions with context from WHO, EEA, and EPA benchmarks.
Air Quality in Santiago64/100
Air Quality
Air Quality in Santiago
Santiago's air-quality profile is shaped by basin geography, with seasonal heating-related particulate exposure and active policy attention. Air Quality in Santiago scores 64/100, placing it in the developing group of the indexed set.
- Last updated
- 2026-05-16
- Data year
- 2025
- Module score
- 64/100
Clean-air score
64/100
Mid-tier baseline with seasonal heating pressure.
Primary pollutant watch
PM2.5
Fine particles drive the focus during heating season.
Monitoring confidence
High
Public monitoring supports trend visibility.
Santiago air quality data table
This HTML table mirrors the visible score cards so important comparison data is never trapped in a browser-only chart.
| Metric | Value | Context |
|---|---|---|
| Clean-air score | 64/100 | Trend has improved over decades. |
| Primary pollutant watch | PM2.5 | Heating reform targets these directly. |
| Monitoring confidence | High | Health-based benchmarks anchor the score. |
Air Quality city comparison
A crawlable comparison across a selection of same-country and top-scoring cities. The complete set is reachable via the rankings, the cities index, and each city profile.
| City | Score | Summary |
|---|---|---|
| Santiago (this page) | 64/100 | Santiago's air-quality profile is shaped by basin geography, with seasonal heating-related particulate exposure and active policy attention. |
| Valparaiso | 72/100 | Valparaiso's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Coquimbo | 71/100 | Coquimbo's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Curicó | 71/100 | Curicó's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Punta Arenas | 70/100 | Punta Arenas's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Los Ángeles | 69/100 | Los Ángeles's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| San Pedro de la Paz | 69/100 | San Pedro de la Paz's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Viña del Mar | 68/100 | Viña del Mar's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Puente Alto | 68/100 | Puente Alto's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Antofagasta | 67/100 | Antofagasta's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Rancagua | 66/100 | Rancagua's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Calama | 66/100 | Calama's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Temuco | 65/100 | Temuco's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| La Serena | 65/100 | La Serena's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Coyhaique | 65/100 | Coyhaique's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Villa Alemana | 65/100 | Villa Alemana's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Concepción | 64/100 | Concepción's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Puerto Montt | 64/100 | Puerto Montt's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Talcahuano | 64/100 | Talcahuano's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Chillán | 64/100 | Chillán's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Valdivia | 64/100 | Valdivia's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| San Bernardo | 64/100 | San Bernardo's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Iquique | 62/100 | Iquique's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Copiapó | 62/100 | Copiapó's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Arica | 61/100 | Arica's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Talca | 61/100 | Talca's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Osorno | 61/100 | Osorno's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Reykjavik | 90/100 | Reykjavik's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Kirkkonummi | 89/100 | Kirkkonummi's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Klaukkala | 89/100 | Klaukkala's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
| Raahe | 89/100 | Raahe's air-quality profile is a directional indicator framed against WHO and regional benchmarks; verified city-level measurements appear in the dedicated air-quality dataset section once integrated. |
Interpretation
Air-quality scoring weighs pollutant exposure with monitoring depth and policy momentum. Basin geography concentrates seasonal exposure. Across the indexed cities the air quality average is 67/100, so Santiago is 3 points below the median. Data year 2025; last updated 2026-05-16. Drawn from 1 institutional reference.
Read this module with the main open the santiago city profile and the read the scoring methodology page so single-topic pages do not hide tradeoffs across dimensions.
Structured indicators on this page are directional and intended for orientation. Verified datasets are being integrated; official sources should be used for critical decisions.
Sources
One institutional reference informs this view. Structured indicators on this page are directional and intended for orientation; verified datasets are being integrated and official sources should be used for critical decisions.
- World Health Organization: WHO Global Air Quality Guidelines
Used to normalize air-quality indicators toward health-protective benchmarks.
Continue exploring
These links connect module pages back to city, ranking, and sibling topic paths with crawlable href values.
Santiago city profile
Return to the complete Santiago profile with all module scores and source context.
Cost of Living in Santiago
Affordability, essential costs, and day-to-day financial pressure for residents.
Energy in Santiago
Clean-energy readiness, grid resilience, and solar or efficiency opportunity signals.
Safety in Santiago
Personal safety, institutional trust, and resilience signals informed by international safety and crime data.
Internet Speed in Santiago
Broadband and mobile connectivity quality, latency, and digital-readiness signals for residents and remote workers.
Climate Risk in Santiago
Climate exposure, hazard frequency, and adaptation context for floods, heat, storms, and wildfires.
Overall Intelligence
A balanced ranking of cities across affordability, air quality, clean-energy readiness, and resilience.
Quality of Life
Cities that combine strong services, mobility, safety, clean air, and resilience into a healthy day-to-day profile.