Old Railroad Grade

Add

Air quality near Old Railroad Grade, Marin County

Air quality index (AQI⁺) and PM2.5 air pollution near Old Railroad Grade, Marin County • 343 Followers • 21:00, Sep 30

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

2.6 µg/m³

23°

1 km/h

39 %

Data source: PurpleAir

Hourly forecast

Old Railroad Grade, Marin County air quality index (AQI⁺) forecast

Now

23°

km/h

39%

22:00

22°

km/h

38%

23:00

21°

km/h

35%

Thu

00:00

21°

km/h

32%

01:00

20°

km/h

33%

02:00

19°

km/h

35%

03:00

19°

km/h

37%

04:00

19°

km/h

38%

05:00

19°

km/h

38%

06:00

19°

km/h

37%

07:00

18°

km/h

38%

08:00

19°

km/h

39%

09:00

19°

km/h

43%

10:00

21°

km/h

47%

11:00

24°

km/h

41%

12:00

25°

km/h

34%

13:00

27°

km/h

31%

14:00

28°

km/h

29%

15:00

27°

km/h

30%

16:00

27°

km/h

29%

17:00

27°

km/h

28%

18:00

26°

km/h

33%

19:00

23°

km/h

39%

20:00

22°

km/h

40%

21:00

21°

km/h

41%

22:00

20°

km/h

40%

23:00

20°

km/h

35%

Fri

00:00

20°

km/h

35%

01:00

19°

km/h

36%

02:00

19°

km/h

34%

03:00

20°

km/h

34%

04:00

19°

km/h

36%

05:00

19°

km/h

36%

06:00

19°

km/h

36%

07:00

19°

km/h

34%

08:00

20°

km/h

33%

09:00

20°

km/h

34%

10:00

21°

km/h

41%

11:00

23°

km/h

40%

12:00

25°

km/h

38%

13:00

26°

km/h

38%

14:00

28°

km/h

33%

15:00

29°

km/h

31%

16:00

29°

km/h

31%

17:00

28°

km/h

34%

18:00

20°

km/h

55%

19:00

18°

km/h

57%

20:00

18°

km/h

54%

21:00

17°

km/h

56%

22:00

18°

km/h

48%

23:00

17°

km/h

52%

Sat

00:00

16°

km/h

54%

01:00

16°

km/h

53%

02:00

16°

km/h

53%

03:00

16°

km/h

49%

04:00

16°

km/h

48%

05:00

16°

km/h

48%

06:00

16°

km/h

49%

07:00

16°

km/h

52%

08:00

17°

km/h

47%

09:00

21°

km/h

37%

10:00

23°

km/h

30%

11:00

25°

km/h

27%

12:00

27°

km/h

25%

13:00

28°

km/h

22%

14:00

30°

km/h

20%

15:00

29°

km/h

21%

16:00

29°

km/h

23%

17:00

27°

km/h

27%

18:00

24°

km/h

35%

19:00

20°

km/h

43%

20:00

20°

km/h

42%

Daily forecast

Old Railroad Grade, Marin County air quality index (AQI⁺) forecast

Today

28°

18°

km/h

36%

Thu

29°

17°

km/h

41%

Fri

30°

16°

km/h

34%

Air pollutants

What is the current air quality near Old Railroad Grade?

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Old Railroad Grade, Marin County air pollution map

Pollen

What is the pollen count in Old Railroad Grade today?

Index

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Old Railroad Grade today?

Index

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Old Railroad Grade

14 AQI⁺ US

Good

20:00–21:00 Sep 30

AQI⁺ US

Measure your own air quality

Get a monitor and contribute air quality data in your city.

Get a monitor How to contribute

Most polluted locations near Old Railroad Grade, Marin County

Worldwide AQI⁺ ranking

Station ranking

Real-time Old Railroad Grade AQI⁺ station ranking

#	Stations	AQI⁺ US
1	190-298 Bayview Dr	28
2	132-324 Montego Key	24
3	Estuary & Ocean Science Center	24
4	Bel Marin Keys North lagoon	23
5	Bosque Avenue	23
6	241 Cascade Drive	22
7	1001 Bolinas Rd	21
8	11 Via Del Sol	21
9	Circle Road	18
10	Bothin Youth Center	13

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Turlock, California	96
2	Chattanooga, Tennessee	95
3	Crestline, California	85
4	Mariposa County, California	81
5	Sacramento County, California	80
6	Fresno County, California	79
7	Fresno, California	78
8	Los Gatos, California	78
9	San Diego County, California	78
10	Aliso Viejo, California	77