ID: 1157

AQSQID: 170310076

Site Name: Chi_Com

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

Updated: July 10, 2020, 3:35 p.m.

Location: Chicago (Ashburn), IL

Reporting: True, Located: True

Current AQI: 25.0

Chicago (Ashburn) IL, US: 41.7547, -87.7136

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 3, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.6 μg/m3 (83) 83.0
 
July 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.5 μg/m3 (85) 85.0
 
July 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.9 μg/m3 (77) 77.0
 
July 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.7 μg/m3 (73) 73.0
 
July 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.5 μg/m3 (77) 77.0
 
July 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.6 μg/m3 (73) 73.0
 
July 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (72) 72.0
 
July 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.1 μg/m3 (57) 57.0
 
July 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (66) 66.0
 
July 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.2 μg/m3 (74) 74.0
 
July 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (60) 60.0
 
July 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.9 μg/m3 (58) 58.0
 
July 3, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
July 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (45) 45.0
 
July 2, 2020, 10 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
 
July 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (25) 25.0
 
July 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (43) 43.0
 
July 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.1 μg/m3 (42) 42.0
 
July 2, 2020, 6 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
 
July 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
July 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
July 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (45) 45.0
 
July 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (53) 53.0
 
July 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (54) 54.0
 
July 2, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (55) 55.0
 
July 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.2 μg/m3 (57) 57.0
 
July 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.2 μg/m3 (59) 59.0
 
July 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
July 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (43) 43.0
 
July 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (26) 26.0
 
July 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (58) 58.0
 
July 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
July 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.9 μg/m3 (56) 56.0
 
July 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
July 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (35) 35.0
 
July 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
July 2, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (43) 43.0
 
July 1, 2020, 11 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
 
July 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
July 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
July 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.1 μg/m3 (50) 50.0
 
July 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (49) 49.0
 
July 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (45) 45.0
 
July 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.5 μg/m3 (51) 51.0
 
July 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (35) 35.0
 
July 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (36) 36.0
 
July 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (52) 52.0
 
July 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (55) 55.0
 
July 1, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
July 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (49) 49.0
 
July 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (49) 49.0
 
July 1, 2020, 9 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
 
July 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
July 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (55) 55.0
 
July 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.6 μg/m3 (64) 64.0
 
July 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.2 μg/m3 (74) 74.0
 
July 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.1 μg/m3 (86) 86.0
 
July 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (59) 59.0
 
July 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
July 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 45.0
 
July 1, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (56) 56.0
 
June 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (57) 57.0
 
June 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (54) 54.0
 
June 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (40) 40.0
 
June 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (58) 58.0
 
June 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.9 μg/m3 (56) 56.0
 
June 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.7 μg/m3 (62) 62.0
 
June 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (65) 65.0
 
June 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
June 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (51) 51.0
 
June 30, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (54) 54.0
 
June 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.7 μg/m3 (62) 62.0
 
June 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.9 μg/m3 (58) 58.0
 
June 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (53) 53.0
 
June 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (53) 53.0
 
June 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (48) 48.0
 
June 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (51) 51.0
 
June 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (55) 55.0
 
June 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.2 μg/m3 (53) 53.0
 
June 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (51) 51.0
 
June 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (37) 37.0
 
June 30, 2020, 1 a.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
 
June 30, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.7 μg/m3 (66) 66.0
 
June 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.6 μg/m3 (60) 60.0
 
June 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (49) 49.0
 
June 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.1 μg/m3 (84) 84.0
 
June 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.5 μg/m3 (91) 91.0
 
June 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.5 μg/m3 (96) 96.0
 
June 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (99) 99.0
 
June 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.9 μg/m3 (80) 80.0
 
June 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
June 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.1 μg/m3 (57) 57.0
 
June 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.7 μg/m3 (62) 62.0
 
June 29, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.2 μg/m3 (59) 59.0
 
June 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.4 μg/m3 (76) 76.0
 
June 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.4 μg/m3 (66) 66.0
 
June 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (57) 57.0
 
June 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (55) 55.0
 
June 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
June 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (51) 51.0
 
June 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.4 μg/m3 (53) 53.0
 
June 29, 2020, 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 (60) 60.0
 
June 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (57) 57.0
 
June 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (58) 58.0
 
June 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (51) 51.0
 
June 29, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.1 μg/m3 (63) 63.0
 
June 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (49) 49.0
 
June 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.5 μg/m3 (57) 57.0
 
June 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (54) 54.0
 
June 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.8 μg/m3 (62) 62.0
 
June 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.1 μg/m3 (69) 69.0
 
June 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (67) 67.0
 
June 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.9 μg/m3 (65) 65.0
 
June 28, 2020, 4 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
 
June 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (52) 52.0
 
June 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (26) 26.0
 
June 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.5 μg/m3 (51) 51.0
 
June 28, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (31) 31.0
 
June 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.4 μg/m3 (53) 53.0
 
June 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (53) 53.0
 
June 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 45.0
 
June 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (37) 37.0
 
June 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (31) 31.0
 
June 28, 2020, 6 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
 
June 28, 2020, 5 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
 
June 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
June 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
June 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (28) 28.0
 
June 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (45) 45.0
 
June 28, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
June 27, 2020, 11 p.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
 
June 27, 2020, 10 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
 
June 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.6 μg/m3 (44) 44.0
 
June 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
June 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (15) 15.0
 
June 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (30) 30.0
 
June 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (47) 47.0
 
June 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
June 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.9 μg/m3 (56) 56.0
 
June 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
June 27, 2020, 1 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
 
June 27, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (36) 36.0
 
June 27, 2020, 11 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
 
June 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (52) 52.0
 
June 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (54) 54.0
 
June 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (32) 32.0
 
June 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
June 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (45) 45.0
 
June 27, 2020, 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 (42) 42.0
 
June 27, 2020, 4 a.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
 
June 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (30) 30.0
 
June 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.2 μg/m3 (9) 9.0
 
June 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (47) 47.0
 
June 27, 2020, midnight 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
 
June 26, 2020, 11 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
 
June 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.7 μg/m3 (56) 56.0
 
June 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.1 μg/m3 (57) 57.0
 
June 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (43) 43.0
 
June 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 45.0
 
June 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 16.0 μg/m3 (59) 59.0
 
June 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 13.7 μg/m3 (54) 54.0
 
June 26, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 10.6 μg/m3 (44) 44.0
 
June 26, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 11.5 μg/m3 (48) 48.0
 
June 26, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 6.4 μg/m3 (27) 28.0
 
June 26, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 8.7 μg/m3 (36) 36.0
 
June 26, 2020, noon N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 10.2 μg/m3 (42) 42.0
 
June 26, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 8.7 μg/m3 (36) 36.0
 
June 26, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 10.1 μg/m3 (42) 42.0