Toggle navigation
Places
AQI (Netherlands)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
Europe
Germany
Lower Saxony
Holzminden
Heyen
AQI (Netherlands)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Heyen
Bodenwerder, Holzminden
2025-04-10 12:00
AQI (Netherlands)
Moderate
5
Pollutants
|
Pollens
O3
μg/m³
76.4
PM10
μg/m³
14
NO2
μg/m³
12.2
PM2.5
μg/m³
7.6
Birch
12.0
Alder
3.0
Ragweed
0
Mugwort
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
11℃
73%
11 kph
3 of 11
Historical Data
Hourly
Hourly
Daily
AQI (Netherlands)
AQI (Netherlands)
Allergy Risk
O3
PM10
NO2
PM2.5
Birch
Alder
Ragweed
Mugwort
Olive Tree
Grasses
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Allergy Risk
Allergy Risk
AQI
O3
PM10
PM2.5
NO2
Birch
Alder
Grasses
Ragweed
Mugwort
Olive Tree
10.9
10.3
10.4
9.6
11.6
11.8
11.1
8.4
12.0
12.0
11.3
11.2
11.8
11.4
11.6
9.2
7.3
12.0
12.0
10.7
12.0
11.7
12.0
11.3
11.3
6.0
7.5
12.0
11.9
11.9
11.4
7.2
8.1
11.8
8.8
10.4
12.0
11.8
12.0
7.0
8.1
11.4
8.8
12.0
7.7
10.4
12.0
11.0
12.0
12.0
7.8
11.7
12.0
10.7
9.5
12.0
8.3
7.9
7.8
11.7
11.7
12.0
8.5
12.0
10.7
11.8
12.0
12.0
11.1
12.0
6.7
11.9
11.3
8.7
12.0
8.6
12.0
12.0
12.0
12.0
7.2
12.0
11.0
12.0
12.0
12.0
10.6
11.0
6.0
12.0
12.0
12.0
11.0
8.3
12.0
10.4
12.0
11.8
12.0
7.0
11.6
9.0
12.0
9.9
12.0
12.0
12.0
12.0
10.8
12.0
12.0
6.6
10.8
8.7
6.1
12.0
11.5
11.9
8.6
12.0
11.3
10.6
12.0
12.0
12.0
6.8
11.8
12.0
8.0
12.0
10.3
10.8
12.0
9.7
11.2
9.0
12.0
11.2
12.0
12.0
12.0
9.4
11.3
+
−
Leaflet
| ©
OpenStreetMap
contributors
Cities Nearby
Heyen
AQI 5
Bodenwerder
AQI 5
Hehlen
AQI 5
Halle
AQI 5
Kirchbrak
AQI 1
Dielmissen
AQI 1
Salzhemmendorf
AQI 3
Pegestorf
AQI 1
Ottenstein
AQI 1
Lüerdissen
AQI 1
Brevörde
AQI 1
Air Matters © 2025