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)
27
Good
Gig Harbor, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.06 μg/m³
0
55
155
255
425
605+
12.70 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
6.98 ppb
0
54
101
361
1250
2050+
0.26 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 27
Good
5.04μg/m³
PM2.5
14.06μg/m³
PM10
12.70ppb
O3
0.21ppb
SO2
6.98ppb
NO2
0.26ppm
CO
AQI 16
Good
3.34μg/m³
PM2.5
14.59μg/m³
PM10
9.98ppb
O3
0.21ppb
SO2
7.95ppb
NO2
0.25ppm
CO
AQI 22
Good
3.73μg/m³
PM2.5
16.58μg/m³
PM10
9.79ppb
O3
0.21ppb
SO2
8.35ppb
NO2
0.26ppm
CO
AQI 22
Good
3.95μg/m³
PM2.5
21.92μg/m³
PM10
6.80ppb
O3
0.21ppb
SO2
7.11ppb
NO2
0.28ppm
CO
AQI 16
Good
3.10μg/m³
PM2.5
13.31μg/m³
PM10
10.20ppb
O3
0.22ppb
SO2
7.69ppb
NO2
0.25ppm
CO
AQI 16
Good
3.45μg/m³
PM2.5
15.15μg/m³
PM10
9.25ppb
O3
0.21ppb
SO2
7.72ppb
NO2
0.26ppm
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 05:00:00 on 2025-12-13.
The best air quality in Gig Harbor, Washington was recorded at 09:00:00 on 2025-12-13.
The real-time air quality index in Gig Harbor, Washington is 27, 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 5.038 μg/m3.
The current PM10 levels in Gig Harbor, Washington are 14.058 μg/m3.
The current carbon monoxide (CO) level in Gig Harbor, Washington is 0.261 ppm.
The current sulfur dioxide (SO2) levels in Gig Harbor, Washington are 0.214 ppb.
The current ozone (O3) levels at Gig Harbor, Washington is 12.696 ppm.
The current nitrogen dioxide (NO2) levels at Gig Harbor, Washington is 6.981 ppb.
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