Dyer ES (3493)

Monitoring Station · Sylmar, United States
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
47 12am
42
34
37 3am
37
62
62 6am
62
62
62 9am
62
62
62 12pm
62
62
— 3pm
—
—
— 6pm
—
—
— 9pm
—
—
Station readings
47
42
34
CAMS model adj -13
50
50
37
50
50
75
75
75
75
75
75
75
75
75
75

Air Quality Trend (24h)

PM2.58.1 µg/m³ ✓ WHO
Good

Nearby Monitoring Stations

29
Sylmar Public Library - Outside
0.9 km PM2.5: 7.0 µg/m³
20
Sylmar Public Library - Inside
1.0 km PM2.5: 4.8 µg/m³
32
Gridley ES (4295)
1.7 km PM2.5: 7.7 µg/m³
40
San Fernando MS (8358)
2.1 km PM2.5: 9.7 µg/m³
29
Herrick Ave ES (4515)
2.3 km PM2.5: 7.0 µg/m³
43
North Valley Occupational Ctr (9329)
2.6 km PM2.5: 10.4 µg/m³
40
Harding ES (4431)
2.9 km PM2.5: 9.6 µg/m³
34
Danube ES (3335)
3.8 km PM2.5: 8.1 µg/m³

Nearby Cities

38 Sylmar 39 San Fernando 41 North Hills 40 Northridge 40 Van Nuys 40 Valley Glen 29 Santa Clarita 41 Reseda 40 Sunland

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T03:34 UTC.