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 Details for Houston Air Quality Alert
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Realtime PurpleAir Sensor Air Quality

Updated: 08/25/2025 3:06am
 
95 Moderate
51-100: Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
 
Sensor 1

95
33 μg/m3

94
32.4 μg/m3

90
30.7 μg/m3

87
29.3 μg/m3

78
25 μg/m3

71
21.4 μg/m3
Real-Time
(page load)		 Short Term 30 Minutes 1 Hour 6 Hours 24 Hours
Sensor 2

99
35 μg/m3

97
33.9 μg/m3

93
32 μg/m3

89
30.3 μg/m3

78
25.1 μg/m3

70
20.9 μg/m3
Real-Time
(page load)		 Short Term 30 Minutes 1 Hour 6 Hours 24 Hours