ID: 7957

AQSQID: 840410450001

Site Name: May Roberts Elementary School

Added: Aug. 18, 2020, 5:40 a.m.

Updated: Sept. 25, 2021, 10:02 a.m.

Location: Ontario (Nwest 6th St), OR

Reporting: True, Located: True

Current AQI: 26.0

Ontario (Nwest 6th St) OR, US: 44.033365, -116.9697

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 11, 2021, 4 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
 
Sept. 11, 2021, 3 a.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
 
Sept. 11, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (27) 27.0
 
Sept. 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
Sept. 11, 2021, midnight 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
 
Sept. 10, 2021, 11 p.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
 
Sept. 10, 2021, 10 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
 
Sept. 10, 2021, 9 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
 
Sept. 10, 2021, 8 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
 
Sept. 10, 2021, 7 p.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
 
Sept. 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.2 μg/m3 (98) 98.0
 
Sept. 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.6 μg/m3 (129) 129.0
 
Sept. 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.3 μg/m3 (126) 126.0
 
Sept. 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.1 μg/m3 (125) 125.0
 
Sept. 10, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.3 μg/m3 (126) 126.0
 
Sept. 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.2 μg/m3 (125) 125.0
 
Sept. 10, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.9 μg/m3 (125) 125.0
 
Sept. 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.8 μg/m3 (119) 119.0
 
Sept. 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.4 μg/m3 (121) 121.0
 
Sept. 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.8 μg/m3 (115) 115.0
 
Sept. 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.5 μg/m3 (104) 104.0
 
Sept. 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.2 μg/m3 (106) 106.0
 
Sept. 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (127) 127.0
 
Sept. 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.6 μg/m3 (139) 139.0
 
Sept. 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.4 μg/m3 (141) 141.0
 
Sept. 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.1 μg/m3 (137) 137.0
 
Sept. 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.4 μg/m3 (133) 133.0
 
Sept. 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.9 μg/m3 (125) 125.0
 
Sept. 10, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (115) 115.0
 
Sept. 9, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.3 μg/m3 (113) 113.0
 
Sept. 9, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (113) 113.0
 
Sept. 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.2 μg/m3 (113) 113.0
 
Sept. 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.3 μg/m3 (118) 118.0
 
Sept. 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.1 μg/m3 (125) 125.0
 
Sept. 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.3 μg/m3 (126) 126.0
 
Sept. 9, 2021, 5 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
 
Sept. 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.3 μg/m3 (126) 126.0
 
Sept. 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.3 μg/m3 (113) 113.0
 
Sept. 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.5 μg/m3 (111) 111.0
 
Sept. 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.2 μg/m3 (108) 108.0
 
Sept. 9, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (108) 108.0
 
Sept. 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.8 μg/m3 (107) 107.0
 
Sept. 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.6 μg/m3 (107) 107.0
 
Sept. 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.6 μg/m3 (107) 107.0
 
Sept. 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.4 μg/m3 (106) 106.0
 
Sept. 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.7 μg/m3 (107) 107.0
 
Sept. 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.8 μg/m3 (110) 110.0
 
Sept. 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.6 μg/m3 (114) 114.0
 
Sept. 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.5 μg/m3 (106) 106.0
 
Sept. 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.2 μg/m3 (106) 106.0
 
Sept. 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.3 μg/m3 (103) 103.0
 
Sept. 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.7 μg/m3 (99) 99.0
 
Sept. 9, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.6 μg/m3 (97) 97.0
 
Sept. 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.1 μg/m3 (96) 96.0
 
Sept. 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.7 μg/m3 (97) 97.0
 
Sept. 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.2 μg/m3 (98) 98.0
 
Sept. 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.3 μg/m3 (98) 98.0
 
Sept. 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (100) 100.0
 
Sept. 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.1 μg/m3 (103) 103.0
 
Sept. 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (113) 113.0
 
Sept. 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (115) 115.0
 
Sept. 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.3 μg/m3 (118) 118.0
 
Sept. 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.4 μg/m3 (118) 118.0
 
Sept. 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.1 μg/m3 (118) 118.0
 
Sept. 8, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.8 μg/m3 (122) 122.0
 
Sept. 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.4 μg/m3 (121) 121.0
 
Sept. 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.1 μg/m3 (120) 120.0
 
Sept. 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.7 μg/m3 (122) 122.0
 
Sept. 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.8 μg/m3 (122) 122.0
 
Sept. 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (122) 122.0
 
Sept. 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.7 μg/m3 (127) 127.0
 
Sept. 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 47.8 μg/m3 (132) 132.0
 
Sept. 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.2 μg/m3 (125) 125.0
 
Sept. 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.7 μg/m3 (127) 127.0
 
Sept. 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.2 μg/m3 (123) 123.0
 
Sept. 8, 2021, 1 a.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
 
Sept. 8, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.9 μg/m3 (115) 115.0
 
Sept. 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.1 μg/m3 (115) 115.0
 
Sept. 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.1 μg/m3 (115) 115.0
 
Sept. 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.9 μg/m3 (117) 117.0
 
Sept. 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (120) 120.0
 
Sept. 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.2 μg/m3 (118) 118.0
 
Sept. 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.3 μg/m3 (108) 108.0
 
Sept. 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.3 μg/m3 (118) 118.0
 
Sept. 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.9 μg/m3 (144) 144.0
 
Sept. 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 62.1 μg/m3 (155) 155.0
 
Sept. 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.9 μg/m3 (156) 156.0
 
Sept. 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.7 μg/m3 (157) 157.0
 
Sept. 7, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.7 μg/m3 (157) 157.0
 
Sept. 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (157) 157.0
 
Sept. 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.8 μg/m3 (156) 156.0
 
Sept. 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.9 μg/m3 (156) 156.0
 
Sept. 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.1 μg/m3 (156) 156.0
 
Sept. 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 66.5 μg/m3 (157) 157.0
 
Sept. 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (157) 157.0
 
Sept. 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.7 μg/m3 (157) 157.0
 
Sept. 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.7 μg/m3 (156) 156.0
 
Sept. 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 81.9 μg/m3 (165) 165.0
 
Sept. 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (155) 155.0
 
Sept. 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.8 μg/m3 (142) 142.0
 
Sept. 7, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.8 μg/m3 (142) 142.0
 
Sept. 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 62.8 μg/m3 (155) 155.0
 
Sept. 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.3 μg/m3 (157) 157.0
 
Sept. 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.2 μg/m3 (135) 135.0
 
Sept. 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.3 μg/m3 (111) 111.0
 
Sept. 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.7 μg/m3 (107) 107.0
 
Sept. 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 35.4 μg/m3 (100) 100.0
 
Sept. 6, 2021, 5 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
 
Sept. 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.8 μg/m3 (93) 93.0
 
Sept. 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.8 μg/m3 (91) 91.0
 
Sept. 6, 2021, noon 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
 
Sept. 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (94) 94.0
 
Sept. 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.8 μg/m3 (89) 89.0
 
Sept. 6, 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
 
Sept. 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.6 μg/m3 (86) 86.0
 
Sept. 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.1 μg/m3 (85) 85.0
 
Sept. 6, 2021, 6 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
 
Sept. 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.9 μg/m3 (85) 85.0
 
Sept. 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.4 μg/m3 (86) 86.0
 
Sept. 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.6 μg/m3 (90) 90.0
 
Sept. 6, 2021, 2 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
 
Sept. 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.7 μg/m3 (78) 78.0
 
Sept. 6, 2021, midnight 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
 
Sept. 5, 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
 
Sept. 5, 2021, 10 p.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
 
Sept. 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.9 μg/m3 (59) 59.0
 
Sept. 5, 2021, 8 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
 
Sept. 5, 2021, 7 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
 
Sept. 5, 2021, 6 p.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
 
Sept. 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (50) 50.0
 
Sept. 5, 2021, 4 p.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
 
Sept. 5, 2021, 3 p.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
 
Sept. 5, 2021, 2 p.m. 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
 
Sept. 5, 2021, 1 p.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
 
Sept. 5, 2021, noon 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
 
Sept. 5, 2021, 11 a.m. 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
 
Sept. 5, 2021, 10 a.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
 
Sept. 5, 2021, 9 a.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
 
Sept. 5, 2021, 8 a.m. 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
 
Sept. 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
Sept. 5, 2021, 6 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
 
Sept. 5, 2021, 5 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
 
Sept. 5, 2021, 4 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
 
Sept. 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (33) 33.0
 
Sept. 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (33) 33.0
 
Sept. 5, 2021, 1 a.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
 
Sept. 5, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (24) 24.0
 
Sept. 4, 2021, 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
 
Sept. 4, 2021, 10 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
 
Sept. 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Sept. 4, 2021, 8 p.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
 
Sept. 4, 2021, 7 p.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
 
Sept. 4, 2021, 6 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
 
Sept. 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Sept. 4, 2021, 4 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
 
Sept. 4, 2021, 3 p.m. 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
 
Sept. 4, 2021, 2 p.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
 
Sept. 4, 2021, 1 p.m. 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
 
Sept. 4, 2021, noon 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
 
Sept. 4, 2021, 11 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
 
Sept. 4, 2021, 10 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
 
Sept. 4, 2021, 9 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
 
Sept. 4, 2021, 8 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
 
Sept. 4, 2021, 7 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
 
Sept. 4, 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
 
Sept. 4, 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