Simi Valley - Cochran Street, Ventura, California Air Quality

Monitoring Station · Chatsworth, United States
63
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
63 2pm
43
31
31 5pm
31
31
31 8pm
31
31
31 11pm
31
4
11 2am
11
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— 5am
—
—
— 8am
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— 11am
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CAMS model adj -23
66
66
54
54
54
54
54
54
54
54
54
27
34
34

Air Quality Forecast (24h)

PM2.517.8 µg/m³ ×1.2 WHO
Moderate
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Nearby Monitoring Stations

42
Chatsworth ES (3027)
7.3 km PM2.5: 10.1 µg/m³
45
Justice St ES (4692)
8.1 km PM2.5: 10.7 µg/m³
20
Chatsworth Public Library - Inside
8.5 km PM2.5: 4.8 µg/m³
31
Chatsworth Public Library - Outside
8.6 km PM2.5: 7.4 µg/m³
47
Nevada ES (5459)
9.1 km PM2.5: 11.3 µg/m³
32
Chatsworth HS (8583)
9.3 km PM2.5: 7.6 µg/m³
31
Porter Ranch Cmty Sch (2303)
9.7 km PM2.5: 7.4 µg/m³
39
Columbus MS (8102)
9.8 km PM2.5: 9.3 µg/m³

Nearby Cities

33 Chatsworth 44 Simi Valley 40 West Hills 29 Canoga Park 37 Winnetka 43 Calabasas 39 Woodland Hills 41 Northridge 40 Agoura

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T17:03 UTC.