City report · Dakahlia, Egypt
Al Maţarīyah Air quality today
Air quality in Al Maţarīyah currently reads AQI 62 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
AQI 62
Air quality right now
Moderate
- PM2.5, fine particles (µg/m³)
- 13.1
- tree cover
- 29.1%
- trees in this area
- 80.9K
- more trees needed
- 2.5K
Measured across a 2 km radius around El-matariya, Dakahlia Governorate, Egypt (12.57 km²), from a satellite image of Sep 24, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Al Maţarīyah · AQI 62 (Moderate)
Al Maţarīyah's tree count comes to 80,907 trees across 11.12 km² of land, 1 points below the 30% tree-cover level considered healthy for this area, so roughly 2,502 more trees would close the gap.
Air quality detail
Air quality in Al Maţarīyah today: AQI 62, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 12:00 local time via Open-Meteo / CAMS, corrected with 2 ground-station cities within 125 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 2 station cities within 125 km, e.g. 10th of Ramadan City 1 and Obour
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
13.1
PM10
6.5
NO₂
3.8
O₃
85.0
SO₂
2.2
CO
130.0
- Outdoor exercise
- Fine for most people; unusually sensitive people should take long or hard exercise easier
- Windows
- Fine to open; close them if you are sensitive to pollution
- Mask
- Not needed for most people
- Air purifier
- Worth running if you are sensitive
Over the last 7 days, the CAMS air-quality model put Al Maţarīyah's daily AQI at 34 on average, from 18 on Nov 10 to an hourly peak of 66 on Nov 5.
Where Al Maţarīyah stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Al Maţarīyah: Below target
29.1% tree cover against a 30% healthy-neighborhood target, across 11.12 km² of land.
Trees in this area
80,907
Target trees
83,409
More trees needed
2,502
CO₂ if planted / yr
55.0 t
Deforestation · 2001–2025
How much forest has Al Maţarīyah lost?
Since 2001, the area within 10 km of Al Maţarīyah has lost about 79 hectares of forest (about 110 football pitches): 1.4% of the forest it had in 2000. Most of it was lost to storms, floods and other natural causes, so much of it can grow back. About 14 hectares (17%) was deforestation: forest cleared for good for farms, mines or towns.
2017: satellite photo from August 2017 of a 5 × 5 km area in the city center.
- Forest lost since 2001
- 79 haabout 110 football pitches
- Share of its forest
- 1.4%of what there was in 2000
- Cleared for good
- 14 hadeforestation: turned into farms, mines or towns
The worst year was 2008, when about 17 hectares of forest were lost.
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 1 ha | 5 ha | 6 ha |
| 2002 | under 1 ha | under 1 ha | under 1 ha |
| 2003 | under 1 ha | 3 ha | 3 ha |
| 2004 | under 1 ha | 1 ha | 1 ha |
| 2005 | under 1 ha | 2 ha | 2 ha |
| 2006 | under 1 ha | under 1 ha | under 1 ha |
| 2007 | under 1 ha | 8 ha | 8 ha |
| 2008 | under 1 ha | 17 ha | 17 ha |
| 2009 | under 1 ha | 4 ha | 4 ha |
| 2010 | 2 ha | under 1 ha | 3 ha |
| 2011 | 1 ha | 13 ha | 14 ha |
| 2012 | 8 ha | 6 ha | 14 ha |
| 2013 | under 1 ha | under 1 ha | under 1 ha |
| 2014 | under 1 ha | 5 ha | 5 ha |
| 2015 | under 1 ha | under 1 ha | under 1 ha |
| 2016 | under 1 ha | under 1 ha | under 1 ha |
| 2017 | under 1 ha | under 1 ha | under 1 ha |
| 2018 | under 1 ha | under 1 ha | under 1 ha |
| 2019 | under 1 ha | under 1 ha | under 1 ha |
| 2020 | under 1 ha | under 1 ha | under 1 ha |
| 2021 | under 1 ha | under 1 ha | under 1 ha |
| 2022 | under 1 ha | under 1 ha | under 1 ha |
| 2023 | under 1 ha | under 1 ha | under 1 ha |
| 2024 | under 1 ha | under 1 ha | under 1 ha |
| 2025 | under 1 ha | under 1 ha | under 1 ha |
What is causing deforestation around Al Maţarīyah?
- Storms, floods and other natural causescan grow back70% · 55 ha
- Farms, pasture and plantationscleared for good16% · 13 ha
- Towns and roadscleared for good1.4% · 1 ha
Also: unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
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. Images: contains modified Copernicus Sentinel data. How it's measured
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Frequently asked
Questions about Al Maţarīyah
What is the air quality (AQI) in Al Maţarīyah right now?
The latest reading for Al Maţarīyah shows an AQI of 62 (Moderate), observed Nov 11, 12:00 local time via Open-Meteo / CAMS, corrected with 2 ground-station cities within 125 km, US EPA index. The main pollutant is PM2.5. Unusually sensitive people should consider limiting long outdoor exertion.
Is it safe to exercise outside in Al Maţarīyah today?
At AQI 62 (Moderate): fine for most people; unusually sensitive people should take long or hard exercise easier. Windows: fine to open; close them if you are sensitive to pollution. Masks: not needed for most people. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Al Maţarīyah been like this week?
Over the last 7 days, the CAMS air-quality model put Al Maţarīyah's daily AQI at 34 on average, from 18 on Nov 10 to an hourly peak of 66 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 Al Maţarīyah lost since 2001?
Since 2001, the area within 10 km of Al Maţarīyah has lost about 79 hectares of forest (about 110 football pitches): 1.4% of the forest it had in 2000. Most of it was lost to storms, floods and other natural causes, so much of it can grow back. About 14 hectares (17%) was deforestation: forest cleared for good for farms, mines or towns.
What is the tree count in Al Maţarīyah?
Al Maţarīyah has an estimated 80,907 trees across the 11.12 km² of land measured — 29.1% tree cover, 1 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Al Maţarīyah need?
Al Maţarīyah needs roughly 2,502 more trees to close a 1-point shortfall against its 30% tree-cover target — about 55.0 t of extra CO₂ absorbed per year once grown.
How are Al Maţarīyah'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 El-matariya; the tree count is an estimate derived from that cover.
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