Hornbrook Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

Hornbrook

Siskiyou County, California

2025-03-19 02:00

AQI (China)

Excellent

PM2.5

μg/m³

1

Weather

3℃

80%

7 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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5

12

93

6

8

17

7

15

5

9

6

17

20

25

29

17

43

17

10

7

15

35

10

24

9

39

20

9

15

17

33

8

4

20

19

19

28

93

5

10

6

17

20

38

10

43

17

10

7

15

31

10

24

9

39

20

22

14

33

8

20

19

14

24

93

5

29

24

31

17

8

3

20

21

6

24

8

5

17

20

38

43

7

31

11

24

20

14

33

20

19

19

24

93

6

24

31

17

20

21

6

24

8

17

24

14

24

14

24

3

17

20

43

31

11

20

14

24

93

17

24

24

24

17

31

17

31

8

43

17

24

14

24

19

17

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