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Air Quality Index

Boulder

Wed, Dec. 11, 2019 - 03:10 am
93
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.
Channel A Running Averages

105
36.99 µg/m³

97
33.78 µg/m³

94
32.46 µg/m³

93
31.88 µg/m³

78
24.91 µg/m³

55
13.96 µg/m³

43
10.26 µg/m³

Real-Time Short Term 30 Minutes 1 Hour 6 Hours 24 Hours One Week
Channel B Running Averages

95
33 µg/m³

89
30.2 µg/m³

87
29.08 µg/m³

86
28.63 µg/m³

73
22.45 µg/m³

52
12.61 µg/m³

39
9.36 µg/m³

Real-Time Short Term 30 Minutes 1 Hour 6 Hours 24 Hours One Week
Short-term PM2.5 is LOW at 32 µg/m³ - Small sized source(s) of particle pollution like dust, smoke or exhaust may be nearby. If moderate readings continue (for an hour or more), use the Air Quality Index above to plan activities.
Short-term PM 10 is MODERATE at 102 µg/m³