Smythe Avenue Air Quality
Monitoring Station
· Imperial Beach, United States
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
29
10pm
31
31
31
1am
31
31
31
4am
31
31
31
7am
31
31
31
10am
31
—
—
1pm
—
—
—
4pm
—
—
—
7pm
—
—
CAMS model
adj -3
34
34
34
34
34
34
34
34
34
34
34
34
34
34
Air Quality Forecast (24h)
PM2.56.9 µg/m³
✓ WHO
Good
Nearby Monitoring Stations
30
International Border
29
Ocean View Hills
63
La Mesa
33
Otay Mesa - Donovan Correctional Facility, San Diego, California
32
Otay Mesa - Donovan Correctional Facility, San Diego, California
43
Otay Mesa - Donovan Correctional Facility, San Diego, California
48
Otay Mesa - Donovan Correctional Facility, San Diego, California
69
Laboratorio
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T01:00 UTC.