Stay updated with real-time air quality in Morro Bay, California 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
Morro Bay, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.07 μg/m³
0
55
155
255
425
605+
26.13 ppb
0
55
71
86
201
201+
1.25 ppb
0
36
76
186
605
1005+
1.59 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Morro Bay, California
Morro Bay, California
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AQI 33
Good
5.97μg/m³
PM2.5
23.93μg/m³
PM10
27.60ppb
O3
1.25ppb
SO2
1.58ppb
NO2
0.15ppm
CO
AQI 62
Moderate
15.06μg/m³
PM2.5
31.61μg/m³
PM10
38.61ppb
O3
1.19ppb
SO2
1.70ppb
NO2
0.15ppm
CO
AQI 36
Good
2.88μg/m³
PM2.5
33.69μg/m³
PM10
38.98ppb
O3
1.24ppb
SO2
1.12ppb
NO2
0.15ppm
CO
AQI 49
Good
8.74μg/m³
PM2.5
22.35μg/m³
PM10
27.82ppb
O3
1.19ppb
SO2
1.18ppb
NO2
0.14ppm
CO
AQI 41
Good
5.17μg/m³
PM2.5
24.57μg/m³
PM10
44.48ppb
O3
1.23ppb
SO2
1.78ppb
NO2
0.15ppm
CO
AQI 49
Good
8.56μg/m³
PM2.5
22.17μg/m³
PM10
27.34ppb
O3
1.18ppb
SO2
1.15ppb
NO2
0.14ppm
CO
Air quality data and pollutant measurements for California, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Morro Bay, California is updated every hour.
The worst air quality in Morro Bay, California in the last 24 hours was observed at 04:00:00 on 2026-08-23.
In the last 24 hrs, the best air quality in Morro Bay, California was observed at 01:00:00 on 2026-08-23.
The current air quality in Morro Bay, California is 27, categorized as Good based on real-time data.
The most common pollutant in Morro Bay, California is PM2.5.
If the air quality in Morro Bay, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Morro Bay, California is 5.43 μg/m3.
The current PM10 concentration at Morro Bay, California is 23.073 μg/m3.
The current carbon monoxide (CO) concentration at Morro Bay, California is 0.152 ppm.
The current sulfur dioxide (SO2) concentration at Morro Bay, California is 1.249 ppb.
The current ozone (O3) concentration at Morro Bay, California is 26.131 ppm.
The current nitrogen dioxide (NO2) concentration at Morro Bay, California is 1.587 ppb.
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