Smythe Avenue Air Quality
Monitoring Station
· Imperial Beach, United States
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
28
9pm
25
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12am
—
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3am
—
—
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6am
—
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9am
—
—
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12pm
—
—
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3pm
—
—
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6pm
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Station readings
28
25
Air Quality Forecast (24h)
PM2.56.1 µg/m³
✓ WHO
Good
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27
International Border
25
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65
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40
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35
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28
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32
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-21T00:38 UTC.