Sylmar Public Library - Outside Air Quality

Monitoring Station · Sylmar, United States
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
20 1am
20
9
9 4am
16
16
36 7am
36
36
36 10am
36
36
36 1pm
36
36
— 4pm
—
—
— 7pm
—
—
— 10pm
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Station readings
20
20
CAMS model adj -18
27
27
27
27
34
34
54
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.54.8 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

16
Sylmar Public Library - Inside
0.2 km PM2.5: 3.8 µg/m³
18
Dyer ES (3493)
0.9 km PM2.5: 4.4 µg/m³
18
Herrick Ave ES (4515)
1.5 km PM2.5: 4.2 µg/m³
16
Gridley ES (4295)
2.0 km PM2.5: 3.8 µg/m³
20
Harding ES (4431)
3.1 km PM2.5: 4.7 µg/m³
16
San Fernando MS (8358)
3.1 km PM2.5: 3.8 µg/m³
18
North Valley Occupational Ctr (9329)
3.4 km PM2.5: 4.3 µg/m³
18
Danube ES (3335)
4.4 km PM2.5: 4.3 µg/m³

Nearby Cities

20 Sylmar 16 San Fernando 16 North Hills 18 Northridge 23 Santa Clarita 18 Canyon Country 15 Van Nuys 16 Valley Glen 21 Reseda

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T04:29 UTC.