Stay updated with real-time air quality in Gig Harbor, Washington featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
22
Good
Gig Harbor, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.88 μg/m³
0
55
155
255
425
605+
16.45 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
3.44 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Gig Harbor, Washington
Gig Harbor, Washington
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AQI 22
Good
4.30μg/m³
PM2.5
19.87μg/m³
PM10
24.04ppb
O3
0.43ppb
SO2
2.84ppb
NO2
0.16ppm
CO
AQI 27
Good
4.57μg/m³
PM2.5
20.09μg/m³
PM10
23.92ppb
O3
0.43ppb
SO2
2.54ppb
NO2
0.17ppm
CO
AQI 22
Good
4.47μg/m³
PM2.5
19.70μg/m³
PM10
23.95ppb
O3
0.43ppb
SO2
3.06ppb
NO2
0.17ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
13.89μg/m³
PM10
22.48ppb
O3
0.45ppb
SO2
4.67ppb
NO2
0.16ppm
CO
AQI 27
Good
4.52μg/m³
PM2.5
19.95μg/m³
PM10
24.24ppb
O3
0.43ppb
SO2
2.63ppb
NO2
0.17ppm
CO
AQI 22
Good
4.34μg/m³
PM2.5
19.13μg/m³
PM10
22.59ppb
O3
0.44ppb
SO2
3.04ppb
NO2
0.17ppm
CO
Air quality measurements for Washington, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Gig Harbor, Washington is updated on an hourly basis.
The worst air quality in Gig Harbor, Washington was recorded at 08:00:00 on 2026-09-06.
The best air quality in Gig Harbor, Washington was recorded at 06:00:00 on 2026-09-07.
The real-time air quality index in Gig Harbor, Washington is 22, currently categorized as Good.
The most common pollutant in Gig Harbor, Washington is PM2.5.
If the air quality in Gig Harbor, Washington is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Gig Harbor, Washington at present are 4.126 μg/m3.
The current PM10 levels in Gig Harbor, Washington are 16.88 μg/m3.
The current carbon monoxide (CO) level in Gig Harbor, Washington is 0.161 ppm.
The current sulfur dioxide (SO2) levels in Gig Harbor, Washington are 0.429 ppb.
The current ozone (O3) levels at Gig Harbor, Washington is 16.453 ppm.
The current nitrogen dioxide (NO2) levels at Gig Harbor, Washington is 3.445 ppb.
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