Japan · Fukushima · 4 cities
Air quality in Fukushima today The AQI right now, city by city
Right now, Aizu-Wakamatsu has the cleanest air of the 4 cities we track in Fukushima (AQI 22, Good), and Iwaki the worst (AQI 40, Good). Aizu-Wakamatsu has the most tree cover, at 44.9% — #14 of 207 cities measured in Japan.
Every city is measured the same way, over the same 2 km around its center: the air quality right now, from ground stations where there are any, and its tree cover.
AQI 27
Average right now
Good
- cities tracked
- 4
- average tree cover
- 24.0%
- Japan: 16.4%
- worst air now: Iwaki
- 40
- cleanest air now: Aizu-Wakamatsu
- 22
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Fukushima · average AQI 27
Air quality today across Fukushima, city by city
| Iwaki | 40Good | 30.7% | — | #36 of 207 |
|---|---|---|---|---|
| Kōriyama | 39Good | 5.5% | 76.6K | #167 of 207 |
| Fukushima | 6Good | 14.8% | 46.7K | #79 of 207 |
| Aizu-Wakamatsu | 22Good | 44.9% | — | #14 of 207 |
Air quality is the US AQI from ground monitoring stations via OpenAQ where available, otherwise the Open-Meteo / CAMS model, refreshed hourly. Tree cover is measured within 2 km of each city center from Sentinel-2 imagery; the rank compares every city measured in Japan.
Deforestation · 2001–2025
How much forest has Fukushima lost?
Since 2001, Fukushima has lost about 39,000 hectares of forest (about 55,000 football pitches): 3.7% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 4,560 hectares (12%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 39,000 haabout 55,000 football pitches
- Share of its forest
- 3.7%of what there was in 2000
- Cleared for good
- 4,560 hadeforestation: turned into farms, mines or towns
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 310 ha | 1,460 ha | 1,770 ha |
| 2002 | 124 ha | 1,100 ha | 1,230 ha |
| 2003 | 71 ha | 805 ha | 876 ha |
| 2004 | 127 ha | 1,040 ha | 1,170 ha |
| 2005 | 47 ha | 529 ha | 576 ha |
| 2006 | 205 ha | 1,950 ha | 2,150 ha |
| 2007 | 134 ha | 1,490 ha | 1,630 ha |
| 2008 | 113 ha | 1,330 ha | 1,440 ha |
| 2009 | 191 ha | 1,640 ha | 1,830 ha |
| 2010 | 110 ha | 1,360 ha | 1,470 ha |
| 2011 | 62 ha | 380 ha | 442 ha |
| 2012 | 381 ha | 2,720 ha | 3,100 ha |
| 2013 | 71 ha | 685 ha | 756 ha |
| 2014 | 125 ha | 859 ha | 984 ha |
| 2015 | 197 ha | 825 ha | 1,020 ha |
| 2016 | 257 ha | 1,610 ha | 1,870 ha |
| 2017 | 161 ha | 1,340 ha | 1,500 ha |
| 2018 | 224 ha | 1,560 ha | 1,780 ha |
| 2019 | 322 ha | 1,360 ha | 1,680 ha |
| 2020 | 367 ha | 1,150 ha | 1,520 ha |
| 2021 | 220 ha | 1,350 ha | 1,570 ha |
| 2022 | 257 ha | 1,610 ha | 1,870 ha |
| 2023 | 200 ha | 1,690 ha | 1,890 ha |
| 2024 | 124 ha | 2,120 ha | 2,250 ha |
| 2025 | 161 ha | 2,430 ha | 2,590 ha |
Forest loss has stayed about the same: about 2,030 hectares a year in 2021–2025, against 1,670 hectares a year in 2016–2020. The worst year was 2012, when about 3,100 hectares of forest were lost.
What is causing deforestation in Fukushima?
- Loggingcan grow back86% · 33,600 ha
- Towns and roadscleared for good6.4% · 2,500 ha
- Mining and energycleared for good4.3% · 1,690 ha
Also: farms, pasture and plantations, storms, floods and other natural causes, wildfires, unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
Source: Hansen/UMD/Google/USGS/NASA, Global Forest Change (GFC-2025-v1.13); causes: WRI/Google DeepMind drivers of forest loss; both CC BY 4.0, summed by Airleaf for each area. How it's measured
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