Knarrdalstranda, Grenland, Norway Air Quality

Monitoring Station · Porsgrunn, Norway
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
19 1am
21
10
26 4am
26
26
26 7am
26
28
28 10am
28
28
25 1pm
25
26
— 4pm
—
—
— 7pm
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—
— 10pm
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Station readings
19
21
10
CAMS model adj +1
25
25
25
25
25
25
25
25
27
27
27
27
24
24
25

Air Quality Forecast (24h)

PM2.52.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

46
Sverresgate, Grenland, Norway
1.8 km PM2.5: 11.0 µg/m³
18
Lensmannsdalen, Grenland, Norway
3.0 km PM2.5: 4.3 µg/m³

Nearby Cities

16 Porsgrunn 32 Skien 15 Larvik 14 Sandefjord 14 Tønsberg 26 Horten 28 Kongsberg 30 Moss 20 Fredrikstad

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T04:38 UTC.