Breathing in Blida is Injurious to Health.

Air pollution threatens the health of 1.4 million people across 25 districts in Blida. The average PM2.5 level is 5.8 µg/m³—1.2× higher than the WHO guideline.

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Overview

Air Pollution in Blida

Blida faces significant air pollution challenges. 92% of districts exceed the WHO guideline for clean air. This is putting 1.4 million across 25 districts at risk.

The average PM2.5 over 2023 was 5.8µg/m³. That's 1.2 times the WHO guideline for clean air of 5µg/m³.

This is equivalent of everybody, including children, smoking about 96 cigarettes in a year.

Trends

Air Quality Trend

Annual PM2.5 levels from 2014 to 2023. The WHO guideline for safe air is 5 µg/m³.

Health Impact

Life Expectancy Impact

If Blida met the WHO guideline of 5 µg/m³, the average person would live 0.08 years longer.

That's 108K years of life stolen from 1.4 million people. Years of watching children grow up. Years of building a career. Years of quiet mornings and celebrations.

Lives cut short. Breathing kills.

Most Polluted

Districts with Highest Pollution

The top 10 most polluted districts in Blida. These areas face the greatest health burden from air pollution.

  • 1.Bouinan
    0.1 years lost
  • 2.Beni Merad
    0.1 years lost
  • 3.Larbaa
    0.1 years lost
  • 4.Gherouaou
    0.1 years lost
  • 5.Beni-Tamou
    0.1 years lost
  • 6.Benkhelil
    0.1 years lost
  • 7.Ouled Yaich
    0.1 years lost
  • 8.Chebli
    0.1 years lost
  • 9.Boufarik
    0.1 years lost
  • 10.Meftah
    0.1 years lost
Exposure

Population Exposure by Pollution Level

Distribution of population across different PM2.5 pollution levels. The WHO guideline is 5 µg/m³—only populations below this threshold are breathing safe air.

< 5 µg/m³
0.6%
9K
5-10 µg/m³
99.4%
1.3M
10-15 µg/m³
0%
0
15-25 µg/m³
0%
0
25-35 µg/m³
0%
0
> 35 µg/m³
0%
0
Districts

All 25 Districts in Blida

Complete air quality data for every district in Blida, sorted by population.

DistrictPopulationPM2.5 µg/m³Years Lost
Blida265K
5.8
0.1 years
Larbaa103K
6.1
0.1 years
Boufarik103K
6.0
0.1 years
Meftah90K
6.0
0.1 years
Ouled Yaich90K
6.0
0.1 years
Mouzaia79K
5.4
0.0 years
Bougara75K
5.8
0.1 years
El-Affroun67K
5.3
0.0 years
Oued El Alleug59K
5.7
0.1 years
Beni Merad49K
6.1
0.1 years
Soumaa49K
6.0
0.1 years
Chiffa46K
5.5
0.0 years
Bouinan45K
6.1
0.1 years
Beni-Tamou43K
6.1
0.1 years
Benkhelil40K
6.0
0.1 years
Chebli38K
6.0
0.1 years
Bouaarfa30K
5.7
0.1 years
Ouled Slama26K
5.9
0.1 years
Gherouaou25K
6.1
0.1 years
Ain Romana14K
5.1
0.0 years
Oued Djer8K
4.7
0.0 years
Hammam Melouane6K
5.2
0.0 years
Djebabra4K
5.4
0.0 years
Chrea778
5.1
0.0 years
Souhan690
4.9
0.0 years

Showing 25 districts, sorted by population (largest first). PM2.5 values are for 2023. Years lost calculated against WHO guideline of 5 µg/m³.