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Air quality in San Mateo

Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo • 4 Followers • 22:00, Aug 24 Local time

113

US AQI⁺

Unhealthy for sensitive groups

Main pollutant:

PM2.5

40.4 µg/m³

26°

15 km/h

84 %

Hourly forecast

San Mateo air quality index (AQI⁺) forecast

Now

113

26°

km/h

84%

23:00

109

26°

km/h

85%

Tue

00:00

105

26°

km/h

84%

01:00

101

26°

km/h

84%

02:00

26°

km/h

82%

03:00

26°

km/h

80%

04:00

26°

km/h

80%

05:00

26°

km/h

79%

06:00

26°

km/h

79%

07:00

27°

km/h

76%

08:00

28°

km/h

70%

09:00

29°

km/h

63%

10:00

30°

km/h

59%

11:00

31°

km/h

57%

12:00

31°

km/h

56%

13:00

31°

km/h

55%

14:00

31°

km/h

56%

15:00

30°

km/h

61%

16:00

29°

km/h

64%

17:00

80%

28°

km/h

75%

18:00

80%

27°

km/h

81%

19:00

27°

km/h

81%

20:00

27°

km/h

81%

21:00

70%

27°

km/h

83%

22:00

27°

km/h

82%

23:00

27°

km/h

81%

Wed

00:00

27°

km/h

79%

01:00

26°

km/h

78%

02:00

26°

km/h

78%

03:00

26°

km/h

77%

04:00

26°

km/h

77%

05:00

26°

km/h

79%

06:00

27°

km/h

78%

07:00

27°

km/h

77%

08:00

28°

km/h

75%

09:00

70%

29°

km/h

71%

10:00

29°

km/h

66%

11:00

30°

km/h

63%

12:00

30°

km/h

62%

13:00

30°

km/h

61%

14:00

30°

km/h

61%

15:00

30°

km/h

63%

16:00

29°

km/h

65%

17:00

28°

km/h

69%

18:00

27°

km/h

75%

19:00

27°

km/h

79%

20:00

27°

km/h

81%

21:00

80%

26°

km/h

84%

22:00

80%

26°

km/h

86%

23:00

26°

km/h

87%

Thu

00:00

26°

km/h

86%

01:00

26°

km/h

85%

02:00

26°

km/h

86%

03:00

26°

km/h

87%

04:00

26°

km/h

87%

05:00

26°

km/h

87%

06:00

26°

km/h

88%

07:00

26°

km/h

88%

08:00

27°

km/h

85%

09:00

70%

28°

km/h

81%

10:00

28°

km/h

78%

11:00

29°

km/h

76%

12:00

29°

km/h

75%

13:00

29°

km/h

74%

14:00

28°

km/h

74%

15:00

28°

km/h

79%

16:00

80%

27°

km/h

85%

17:00

90%

26°

km/h

87%

18:00

80%

26°

km/h

88%

19:00

26°

km/h

90%

20:00

26°

km/h

91%

21:00

70%

26°

km/h

91%

Daily forecast

San Mateo air quality index (AQI⁺) forecast

Today

30°

26°

km/h

79%

Tue

31°

26°

km/h

69%

Wed

30°

26°

km/h

72%

Air pollutants

What is the current air quality in San Mateo?

PM2.5 concentration is currently 8.1 times the World Health Organization annual PM2.5 guideline value.

Real-time San Mateo air pollution map

Health recommendations

Reduce outdoor exercise

Close your windows to avoid dirty outdoor air

Get a monitor

Sensitive groups should wear a mask outdoors

Get a mask

Run an air purifier

Discover Atem car

Health recommendations

Reduce outdoor exercise

Close your windows to avoid dirty outdoor air

Get a monitor

Sensitive groups should wear a mask outdoors

Get a mask

Run an air purifier

Discover Atem car

Real-time San Mateo air pollution map

Most polluted locations near San Mateo

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in San Mateo

#	Stations	AQI⁺ US
1	Quezon City (SMPH Commonwealth)	164
2	Tivoli	113
3	Barangay Fortune - Santan Street	81

City ranking

Real-time Philippines AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Niugan, National Capital Region	170
2	Quiapo, National Capital Region	114
3	San Mateo, Calabarzon	113
4	Muntinlupa, Calabarzon	110
5	Pasay, National Capital Region	109
6	Pasig City, National Capital Region	107
7	Paranaque, National Capital Region	102
8	Las Pinas, National Capital Region	100
9	San Juan, National Capital Region	98
10	Makati, National Capital Region	95

History

Historic air quality graph for San Mateo

113 AQI⁺ US

Unhealthy for sensitive groups

22:00–23:00 Aug 24 Local time

AQI⁺ US

History

Historic air quality graph for San Mateo

113 AQI⁺ US

Unhealthy for sensitive groups

22:00–23:00 Aug 24 Local time

AQI⁺ US

Most polluted locations near San Mateo

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in San Mateo

#	Stations	AQI⁺ US
1	Quezon City (SMPH Commonwealth)	164
2	Tivoli	113
3	Barangay Fortune - Santan Street	81

City ranking

Real-time Philippines AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Niugan, National Capital Region	170
2	Quiapo, National Capital Region	114
3	San Mateo, Calabarzon	113
4	Muntinlupa, Calabarzon	110
5	Pasay, National Capital Region	109
6	Pasig City, National Capital Region	107
7	Paranaque, National Capital Region	102
8	Las Pinas, National Capital Region	100
9	San Juan, National Capital Region	98
10	Makati, National Capital Region	95