ID: 1491

AQSQID: 390230005

Site Name: Springfield Pm

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

Updated: July 31, 2021, 4:56 a.m.

Location: Springfield (N Hill), OH

Reporting: True, Located: True

Current AQI: 67.0

Springfield (N Hill) OH, US: 39.92882, -83.80949

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 24, 2021, 3 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
 
July 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (49) 49.0
 
July 24, 2021, 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
 
July 24, 2021, midnight 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
 
July 23, 2021, 11 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
 
July 23, 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
 
July 23, 2021, 9 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
 
July 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (48) 48.0
 
July 23, 2021, 7 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
 
July 23, 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
 
July 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (49) 49.0
 
July 23, 2021, 4 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
 
July 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (40) 40.0
 
July 23, 2021, 2 p.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
 
July 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (41) 41.0
 
July 23, 2021, noon 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 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (41) 41.0
 
July 23, 2021, 10 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
 
July 23, 2021, 9 a.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
 
July 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (48) 48.0
 
July 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.5 μg/m3 (52) 52.0
 
July 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (56) 56.0
 
July 23, 2021, 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 (58) 58.0
 
July 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (53) 53.0
 
July 23, 2021, 3 a.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
 
July 23, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (53) 53.0
 
July 23, 2021, 1 a.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
 
July 23, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (37) 37.0
 
July 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (36) 36.0
 
July 22, 2021, 10 p.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
 
July 22, 2021, 9 p.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
 
July 22, 2021, 8 p.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
 
July 22, 2021, 7 p.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
 
July 22, 2021, 6 p.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
 
July 22, 2021, 5 p.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
 
July 22, 2021, 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 (36) 36.0
 
July 22, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (36) 36.0
 
July 22, 2021, 2 p.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
 
July 22, 2021, 1 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
 
July 22, 2021, noon 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
 
July 22, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (66) 66.0
 
July 22, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.8 μg/m3 (68) 68.0
 
July 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (67) 67.0
 
July 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (66) 66.0
 
July 22, 2021, 7 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
 
July 22, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.9 μg/m3 (70) 70.0
 
July 22, 2021, 5 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
 
July 22, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.6 μg/m3 (69) 69.0
 
July 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.5 μg/m3 (69) 69.0
 
July 22, 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
 
July 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (69) 69.0
 
July 22, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.6 μg/m3 (74) 74.0
 
July 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.5 μg/m3 (73) 73.0
 
July 21, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.8 μg/m3 (70) 70.0
 
July 21, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.9 μg/m3 (74) 74.0
 
July 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.6 μg/m3 (76) 76.0
 
July 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (77) 77.0
 
July 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.9 μg/m3 (81) 81.0
 
July 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.4 μg/m3 (88) 88.0
 
July 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.4 μg/m3 (90) 90.0
 
July 21, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.4 μg/m3 (77) 77.0
 
July 21, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.5 μg/m3 (78) 78.0
 
July 21, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.8 μg/m3 (78) 78.0
 
July 21, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (79) 79.0
 
July 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (81) 81.0
 
July 21, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.8 μg/m3 (78) 78.0
 
July 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.3 μg/m3 (75) 75.0
 
July 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.6 μg/m3 (74) 74.0
 
July 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (73) 73.0
 
July 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.7 μg/m3 (74) 74.0
 
July 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.8 μg/m3 (76) 76.0
 
July 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.1 μg/m3 (79) 79.0
 
July 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.7 μg/m3 (76) 76.0
 
July 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.1 μg/m3 (79) 79.0
 
July 21, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.6 μg/m3 (84) 84.0
 
July 21, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.6 μg/m3 (109) 109.0
 
July 20, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.9 μg/m3 (120) 120.0
 
July 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.5 μg/m3 (141) 141.0
 
July 20, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (147) 147.0
 
July 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 56.2 μg/m3 (152) 152.0
 
July 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.8 μg/m3 (134) 134.0
 
July 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.6 μg/m3 (117) 117.0
 
July 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.1 μg/m3 (105) 105.0
 
July 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.2 μg/m3 (94) 94.0
 
July 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.9 μg/m3 (74) 74.0
 
July 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (73) 73.0
 
July 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.3 μg/m3 (75) 75.0
 
July 20, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.9 μg/m3 (78) 78.0
 
July 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.8 μg/m3 (76) 76.0
 
July 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.7 μg/m3 (76) 76.0
 
July 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.3 μg/m3 (77) 77.0
 
July 20, 2021, 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 (78) 78.0
 
July 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.9 μg/m3 (81) 81.0
 
July 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.3 μg/m3 (81) 81.0
 
July 20, 2021, 5 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
 
July 20, 2021, 4 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
 
July 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.3 μg/m3 (79) 79.0
 
July 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.5 μg/m3 (80) 80.0
 
July 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.5 μg/m3 (80) 80.0
 
July 20, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.6 μg/m3 (80) 80.0
 
July 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.8 μg/m3 (78) 78.0
 
July 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.4 μg/m3 (73) 73.0
 
July 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (73) 73.0
 
July 19, 2021, 8 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
 
July 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.4 μg/m3 (73) 73.0
 
July 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.4 μg/m3 (71) 71.0
 
July 19, 2021, 5 p.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
 
July 19, 2021, 3 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
 
July 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.6 μg/m3 (67) 67.0
 
July 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (66) 66.0
 
July 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.3 μg/m3 (65) 65.0
 
July 19, 2021, 11 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
 
July 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.9 μg/m3 (64) 64.0
 
July 19, 2021, 9 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
 
July 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.2 μg/m3 (64) 64.0
 
July 19, 2021, 7 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
 
July 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (66) 66.0
 
July 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (67) 67.0
 
July 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (66) 66.0
 
July 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.4 μg/m3 (71) 71.0
 
July 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.4 μg/m3 (69) 69.0
 
July 19, 2021, 1 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
 
July 19, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (67) 67.0
 
July 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.2 μg/m3 (62) 62.0
 
July 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.4 μg/m3 (58) 58.0
 
July 18, 2021, 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 (56) 56.0
 
July 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (54) 54.0
 
July 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (52) 52.0
 
July 18, 2021, 6 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
 
July 18, 2021, 5 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
 
July 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (62) 62.0
 
July 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (56) 56.0
 
July 18, 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
 
July 18, 2021, 1 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
 
July 18, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
July 18, 2021, 11 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
 
July 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (31) 31.0
 
July 18, 2021, 9 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
 
July 18, 2021, 8 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
 
July 18, 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
 
July 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (29) 29.0
 
July 18, 2021, 5 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
 
July 18, 2021, 4 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 18, 2021, 3 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
 
July 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (21) 21.0
 
July 18, 2021, 1 a.m. 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
 
July 18, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (20) 20.0
 
July 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
July 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
July 17, 2021, 9 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
 
July 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (16) 16.0
 
July 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (14) 14.0
 
July 17, 2021, 6 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
 
July 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (4) 4.0
 
July 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (8) 8.0
 
July 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (10) 10.0
 
July 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (8) 8.0
 
July 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (10) 10.0
 
July 17, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (14) 14.0
 
July 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (18) 18.0
 
July 17, 2021, 10 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
 
July 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (11) 11.0
 
July 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.2 μg/m3 (10) 10.0
 
July 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
July 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (14) 14.0
 
July 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
July 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
July 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0