Breathing in Ibaraki is Injurious to Health.

Air pollution threatens the health of 2.8 million people across 45 districts in Ibaraki. The average PM2.5 level is 7.7 µg/m³—1.5× higher than the WHO guideline.

AboutMake Air Quality Great AgainAQLI Data

Brought to you by Amrit Sharma

Overview

Air Pollution in Ibaraki

Ibaraki faces significant air pollution challenges. 100% of districts exceed the WHO guideline for clean air. This is putting 2.8 million across 45 districts at risk.

The average PM2.5 over 2023 was 7.7µg/m³. That's 1.5 times the WHO guideline for clean air of 5µg/m³.

This is equivalent of everybody, including children, smoking about 128 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 Ibaraki met the WHO guideline of 5 µg/m³, the average person would live 0.26 years longer.

That's 729K years of life stolen from 2.8 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 Ibaraki. These areas face the greatest health burden from air pollution.

  • 1.Goka
    0.6 years lost
  • 2.Sakai
    0.5 years lost
  • 3.Koga
    0.5 years lost
  • 4.Yūki
    0.5 years lost
  • 5.Bandō
    0.5 years lost
  • 6.Yachiyo
    0.5 years lost
  • 7.Jōsō
    0.4 years lost
  • 8.Moriya
    0.4 years lost
  • 9.Shimotsuma
    0.4 years lost
  • 10.Chikusei
    0.4 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%
0
5-10 µg/m³
94.2%
2.6M
10-15 µg/m³
5.8%
164K
15-25 µg/m³
0%
0
25-35 µg/m³
0%
0
> 35 µg/m³
0%
0
Districts

All 45 Districts in Ibaraki

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

DistrictPopulationPM2.5 µg/m³Years Lost
Mito263K
7.1
0.2 years
Tsukuba247K
8.5
0.3 years
Hitachi165K
6.1
0.1 years
Hitachinaka155K
6.8
0.2 years
Tsuchiura135K
8.0
0.3 years
Koga134K
10.4
0.5 years
Kamisu101K
6.2
0.1 years
Chikusei100K
8.9
0.4 years
Toride89K
8.9
0.4 years
Ushiku82K
8.3
0.3 years
Ishioka77K
6.7
0.2 years
Ryūgasaki76K
8.1
0.3 years
Moriya73K
9.2
0.4 years
Kasama72K
6.4
0.1 years
Jōsō68K
9.2
0.4 years
Kashima63K
6.2
0.1 years
Naka52K
6.5
0.1 years
Ami51K
8.1
0.3 years
Bandō51K
9.7
0.5 years
Hitachiōta46K
6.2
0.1 years
Yūki46K
9.8
0.5 years
Hokota44K
6.8
0.2 years
Omitama43K
6.7
0.2 years
Tsukubamirai43K
8.8
0.4 years
Kasumigaura39K
7.1
0.2 years
Kitaibaraki39K
6.5
0.1 years
Shimotsuma39K
9.2
0.4 years
Inashiki39K
7.4
0.2 years
Hitachiōmiya38K
6.1
0.1 years
Sakuragawa37K
7.2
0.2 years
Tōkai36K
6.4
0.1 years
Namegata30K
6.8
0.2 years
Ibaraki29K
7.0
0.2 years
Takahagi27K
6.4
0.1 years
Itako26K
7.3
0.2 years
Sakai23K
10.4
0.5 years
Water body21K
7.0
0.2 years
Shirosato19K
6.1
0.1 years
Yachiyo19K
9.7
0.5 years
Daigo15K
6.3
0.1 years
Miho14K
7.5
0.2 years
Ōarai14K
6.8
0.2 years
Tone9K
8.4
0.3 years
Goka7K
10.8
0.6 years
Kawachi7K
7.7
0.3 years

Showing 45 districts, sorted by population (largest first). PM2.5 values are for 2023. Years lost calculated against WHO guideline of 5 µg/m³.