Knarrdalstranda, Grenland, Norway

Monitoring Station · Porsgrunn, Norway
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
38 2am
28
38
38 5am
38
38
31 8am
31
31
29 11am
29
29
29 2pm
29
29
— 5pm
—
—
— 8pm
—
—
— 11pm
—
—
Station readings
28
CAMS model adj +4
34
34
34
34
34
34
27
27
27
25
25
25
25
25
25

Air Quality Trend (24h)

PM2.56.7 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

27
Lensmannsdalen, Grenland, Norway
3.0 km PM2.5: 6.5 µg/m³
24
Furulund, Grenland, Norway
9.5 km PM2.5: 5.8 µg/m³

Nearby Cities

28 Porsgrunn 27 Skien 24 Larvik 10 Sandefjord 10 Tønsberg 10 Horten 32 Kongsberg 10 Moss 28 Fredrikstad

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T05:58 UTC.