ID: 492

AQSQID: 260490021

Site Name: Flint

Added: April 21, 2020, 6:24 p.m.

Updated: Feb. 28, 2021, 11:32 a.m.

Location: Flint (Pennsylvania Ave), MI

Reporting: True, Located: True

Current AQI: 70.0

Flint (Pennsylvania Ave) MI, US: 43.0289, -83.669403

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (70) 70.0
 
Feb. 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (70) 70.0
 
Feb. 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (70) 70.0
 
Feb. 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.1 μg/m3 (64) 64.0
 
Feb. 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (62) 62.0
 
Feb. 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (64) 64.0
 
Feb. 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (64) 64.0
 
Feb. 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (66) 66.0
 
Feb. 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (68) 68.0
 
Feb. 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (68) 68.0
 
Feb. 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.1 μg/m3 (62) 62.0
 
Feb. 28, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (64) 64.0
 
Feb. 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.1 μg/m3 (58) 58.0
 
Feb. 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (39) 39.0
 
Feb. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
Feb. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Feb. 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (47) 47.0
 
Feb. 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Feb. 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Feb. 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Feb. 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Feb. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 27, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Feb. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Feb. 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (26) 26.0
 
Feb. 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (18) 18.0
 
Feb. 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Feb. 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
Feb. 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Feb. 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Feb. 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (26) 26.0
 
Feb. 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 27, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (18) 18.0
 
Feb. 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Feb. 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Feb. 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Feb. 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Feb. 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
Feb. 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (30) 30.0
 
Feb. 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
Feb. 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (57) 57.0
 
Feb. 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.5 μg/m3 (92) 92.0
 
Feb. 26, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (55) 55.0
 
Feb. 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (47) 47.0
 
Feb. 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Feb. 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (47) 47.0
 
Feb. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Feb. 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Feb. 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Feb. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.1 μg/m3 (43) 43.0
 
Feb. 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
Feb. 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (35) 35.0
 
Feb. 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Feb. 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Feb. 26, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (26) 26.0
 
Feb. 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.2 μg/m3 (5) 5.0
 
Feb. 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0
Feb. 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Feb. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Feb. 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.6 μg/m3 (57) 57.0
 
Feb. 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Feb. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Feb. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Feb. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Feb. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Feb. 25, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (46) 46.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.8 μg/m3 (63) 63.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (47) 47.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (30) 30.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (22) 22.0
 
Feb. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (22) 22.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (31) 31.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.5 μg/m3 (71) 71.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (56) 56.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (23) 23.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (13) 13.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (17) 17.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.1 μg/m3 (9) 9.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (17) 17.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (22) 22.0
 
Feb. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (18) 18.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Feb. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Feb. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (46) 46.0
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (34) 34.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.8 μg/m3 (55) 55.0
 
Feb. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (62) 62.0
 
Feb. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (68) 68.0
 
Feb. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (68) 68.0
 
Feb. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (70) 70.0
 
Feb. 23, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.2 μg/m3 (58) 58.0
 
Feb. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (62) 62.0
 
Feb. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (68) 68.0
 
Feb. 22, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.1 μg/m3 (60) 60.0
 
Feb. 22, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (62) 62.0
 
Feb. 22, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (43) 43.0
 
Feb. 22, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Feb. 22, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Feb. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (26) 26.0
 
Feb. 22, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (18) 18.0
 
Feb. 22, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Feb. 22, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Feb. 22, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Feb. 22, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Feb. 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Feb. 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Feb. 22, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
Feb. 22, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (46) 46.0
 
Feb. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (53) 53.0
 
Feb. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
Feb. 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (62) 62.0
 
Feb. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (54) 54.0
 
Feb. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.9 μg/m3 (57) 57.0
 
Feb. 22, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (43) 43.0
 
Feb. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
Feb. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.1 μg/m3 (43) 43.0
 
Feb. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (61) 61.0
 
Feb. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (54) 54.0
 
Feb. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
Feb. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (46) 46.0
 
Feb. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (59) 59.0
 
Feb. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.8 μg/m3 (74) 74.0
 
Feb. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.8 μg/m3 (87) 87.0
 
Feb. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (89) 89.0
 
Feb. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.1 μg/m3 (83) 83.0
 
Feb. 21, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (83) 83.0
 
Feb. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (83) 83.0
 
Feb. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (83) 83.0
 
Feb. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.9 μg/m3 (87) 87.0
 
Feb. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (89) 89.0
 
Feb. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.1 μg/m3 (83) 83.0
 
Feb. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.9 μg/m3 (89) 89.0
 
Feb. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (89) 89.0
 
Feb. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (91) 91.0
 
Feb. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.2 μg/m3 (77) 77.0
 
Feb. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.1 μg/m3 (68) 68.0