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Airleaf

City report · Irkutsk Oblast, Russia

Angarsk Air quality today

Air quality in Angarsk currently reads AQI 9 (Good): Air quality is satisfactory for everyone.

Air quality right now

AQI 9

Good

Main pollutant: PM2.5
PM2.5, fine particles (µg/m³)
1.2
tree cover
33.3%
trees in this area
104K
more trees needed
0

Measured across a 2 km radius around Angarsk, Irkutsk Oblast, Russia (12.57 km²), from a satellite image of Sep 24, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.

Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 24, 2026

Angarsk's tree count comes to 104,406 trees across 12.54 km² of land, already at or above the 30% tree-cover level considered healthy for this area.

Air quality detail

Air quality in Angarsk today: AQI 9, Good

Main pollutant: PM2.5 · Observed Nov 11, 18:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.

Model estimate · no ground station nearby

Health signal

Air quality is satisfactory for everyone.

PM2.5

1.2

PM10

1.3

NO₂

3.4

O₃

83.0

SO₂

1.3

CO

117.0

Outdoor exercise
A good day to be active outside
Windows
Open them to air the house
Mask
Not needed
Air purifier
Not needed

Over the last 7 days, the CAMS air-quality model put Angarsk's daily AQI at 37 on average, from 28 on Nov 8 to an hourly peak of 71 on Nov 5.

Last 7 daysavg 37 · peak 71
Nov 5: AQI 49 (peak 71)Nov 6: AQI 44 (peak 68)Nov 7: AQI 45 (peak 70)Nov 8: AQI 28 (peak 59)Nov 9: AQI 28 (peak 54)Nov 10: AQI 30 (peak 54)Nov 11: AQI 34 (peak 53)
Nov 5Nov 11

Where Angarsk stands: the most polluted cities in the world right now · the cleanest

Tree cover detail

Tree cover in Angarsk: Healthy tree cover

33.3% tree cover against a 30% healthy-neighborhood target, across 12.54 km² of land.

Target reached

Trees in this area

104,406

Target trees

104,406

More trees needed

0

CO₂ if planted / yr

0 kg

Deforestation · 2001–2025

How much forest has Angarsk lost?

Since 2001, the area within 10 km of Angarsk has lost about 611 hectares of forest (about 860 football pitches): 6.9% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 75 hectares (12%) was deforestation: forest cleared for good for farms, mines or towns.

Satellite image of the area around Angarsk, August 2017

2017: satellite photo from August 2017 of a 5 × 5 km area in the city center.

Forest lost since 2001
611 haabout 860 football pitches
Share of its forest
6.9%of what there was in 2000
Cleared for good
75 hadeforestation: turned into farms, mines or towns

The worst year was 2014, when about 133 hectares of forest were lost.

Forest lost each year around Angarsk, 2001–2025

Hectares of forest lost each year

Forest lost each year around Angarsk, 2001–2025. Use the left and right arrow keys to read each year.133

Show the figures as a table
Forest lost each year around Angarsk, 2001–2025
YearCleared for goodCan grow backTotal
2001under 1 ha5 ha5 ha
2002under 1 ha42 ha42 ha
2003under 1 ha8 ha8 ha
20041 ha44 ha45 ha
20052 ha22 ha24 ha
20061 ha6 ha7 ha
20076 ha45 ha51 ha
20082 ha11 ha12 ha
20097 ha21 ha28 ha
20108 ha20 ha27 ha
20112 ha14 ha15 ha
20126 ha59 ha65 ha
2013under 1 ha25 ha26 ha
20142 ha131 ha133 ha
20154 ha27 ha31 ha
20165 ha19 ha24 ha
2017under 1 ha8 ha8 ha
20183 ha5 ha8 ha
20196 ha1 ha7 ha
202012 ha9 ha21 ha
20212 haunder 1 ha2 ha
20222 ha15 ha17 ha
2023under 1 haunder 1 haunder 1 ha
20241 haunder 1 ha1 ha
20253 haunder 1 ha3 ha

What is causing deforestation around Angarsk?

  • Loggingcan grow back57% · 348 ha
  • Wildfirescan grow back27% · 168 ha
  • Towns and roadscleared for good11% · 65 ha

Also: storms, floods and other natural causes, mining and energy, farms, pasture and plantations, unknown causes.

Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.

Forest gained and lost, 2000–2020

Forest in 2000
9,290 ha
Forest in 2020
9,070 ha
Overall change
−219 haless forest than in 2000

Comparing satellite maps from 2000 and 2020, the forest around Angarsk shrank from about 9,290 hectares to 9,070 hectares, a net loss of about 219 hectares (−2.4%). New forest grew on about 429 hectares, but 648 hectares were lost.

These 2000 and 2020 maps, from the University of Maryland, count any land with trees taller than 5 m as forest, including plantations and orchards. Forest that was cut or burned and had grown back by 2020 counts in both years, so the loss here is smaller than the yearly figures.

These figures cover everything within 10 km of the city center, a wider area than the report above, because forest is usually lost at a city's edges.

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. Forest gained and lost 2000–2020: Potapov et al. 2022, UMD GLAD Global Land Cover and Land Use Change, CC BY 4.0. Images: contains modified Copernicus Sentinel data. How it's measured

In the same region

Measured cities near Angarsk

Same 2 km radius, same index — so they compare directly.

  • Irkutsk

    Russia

    38.9 km
    Tree cover
    27%
    Air quality
    10
  • Ulan-Ude

    Russia

    264.1 km
    Tree cover
    15%
    Air quality
    29
  • Darhan

    Mongolia

    369.4 km
    Tree cover
    1%
    Air quality
    17
  • Erdenet

    Mongolia

    392.3 km
    Tree cover
    1%
    Air quality
    5
  • Bratsk

    Russia

    424.3 km
    Tree cover
    47%
    Air quality
    2
  • Ulan Bator

    Mongolia

    558.6 km
    Tree cover
    4%
    Air quality
    152

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Angarsk air quality (AQI) and tree cover — measured by Airleaf
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Frequently asked

Questions about Angarsk

What is the air quality (AQI) in Angarsk right now?

The latest reading for Angarsk shows an AQI of 9 (Good), observed Nov 11, 18:00 local time via Open-Meteo / CAMS, US EPA index. The main pollutant is PM2.5. Air quality is satisfactory for everyone.

Is it safe to exercise outside in Angarsk today?

At AQI 9 (Good): a good day to be active outside. Windows: open them to air the house. Masks: not needed. The reading changes through the day, so check again before a long run or ride.

What has the air quality in Angarsk been like this week?

Over the last 7 days, the CAMS air-quality model put Angarsk's daily AQI at 37 on average, from 28 on Nov 8 to an hourly peak of 71 on Nov 5. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.

How much forest has the area around Angarsk lost since 2001?

Since 2001, the area within 10 km of Angarsk has lost about 611 hectares of forest (about 860 football pitches): 6.9% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 75 hectares (12%) was deforestation: forest cleared for good for farms, mines or towns. Comparing satellite maps from 2000 and 2020, the forest around Angarsk shrank from about 9,290 hectares to 9,070 hectares, a net loss of about 219 hectares (−2.4%). New forest grew on about 429 hectares, but 648 hectares were lost.

What is the tree count in Angarsk?

Angarsk has an estimated 104,406 trees across the 12.54 km² of land measured — 33.3% tree cover, already past the 30% tree-cover target set for this area.

How many more trees does Angarsk need?

Angarsk has already reached its tree-cover target, so no additional trees are needed to close the gap.

How are Angarsk's air quality and tree cover measured?

Air quality comes from ground monitoring stations via OpenAQ where one reports nearby, and otherwise, as here, from the Open-Meteo / CAMS model, which may differ from street-level monitors. Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search satellite imagery at 10 m detail across a 2 km radius around Angarsk; the tree count is an estimate derived from that cover.

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