AQSQID: TPCD0035T

Site Name: City Hall, Chiangmai

Location: None, None

Reporting: True, Located: False

Current AQI: 170.0

None None, None: None, None

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (170) 170.0
 
March 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 94.0 μg/m3 (170) 170.0
 
March 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 89.0 μg/m3 (168) 168.0
 
March 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 87.0 μg/m3 (167) 167.0
 
March 30, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 78.0 μg/m3 (162) 162.0
 
March 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (152) 152.0
 
March 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (157) 157.0
 
March 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 106.0 μg/m3 (177) 177.0
 
March 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (176) 176.0
 
March 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (176) 176.0
 
March 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 126.0 μg/m3 (187) 187.0
 
March 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 156.0 μg/m3 (206) 206.0
 
March 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 170.0 μg/m3 (220) 220.0
 
March 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (194) 194.0
 
March 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 133.0 μg/m3 (191) 191.0
 
March 30, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 133.0 μg/m3 (191) 191.0
 
March 30, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 136.0 μg/m3 (192) 192.0
 
March 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 135.0 μg/m3 (192) 192.0
 
March 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 130.0 μg/m3 (189) 189.0
 
March 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 122.0 μg/m3 (185) 185.0
 
March 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 115.0 μg/m3 (181) 181.0
 
March 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (166) 166.0
 
March 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (168) 168.0
 
March 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (169) 169.0
 
March 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 92.0 μg/m3 (169) 169.0
 
March 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (165) 165.0
 
March 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (163) 163.0
 
March 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (161) 161.0
 
March 29, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (157) 157.0
 
March 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (150) 150.0
 
March 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (160) 160.0
 
March 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (176) 176.0
 
March 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 138.0 μg/m3 (193) 193.0
 
March 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 134.0 μg/m3 (191) 191.0
 
March 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 128.0 μg/m3 (188) 188.0
 
March 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (153) 153.0
 
March 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (106) 106.0
 
March 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (151) 151.0
 
March 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 79.0 μg/m3 (162) 162.0
 
March 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (170) 170.0
 
March 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 141.0 μg/m3 (195) 195.0
 
March 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 156.0 μg/m3 (206) 206.0
 
March 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 153.0 μg/m3 (202) 202.0
 
March 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 156.0 μg/m3 (206) 206.0
 
March 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 146.0 μg/m3 (198) 198.0
 
March 27, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 112.0 μg/m3 (180) 180.0
 
March 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 102.0 μg/m3 (174) 174.0
 
March 26, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (126) 126.0
 
March 26, 2020, 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 (156) 156.0
 
March 26, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 96.0 μg/m3 (171) 171.0
 
March 26, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 125.0 μg/m3 (187) 187.0
 
March 26, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 122.0 μg/m3 (185) 185.0
 
March 26, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 154.0 μg/m3 (204) 204.0
 
March 26, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 124.0 μg/m3 (186) 186.0
 
March 26, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 89.0 μg/m3 (168) 168.0
 
March 25, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 112.0 μg/m3 (180) 180.0
 
March 25, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 92.0 μg/m3 (169) 169.0
 
March 25, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (174) 174.0
 
March 25, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 118.0 μg/m3 (183) 183.0
 
March 25, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 142.0 μg/m3 (196) 196.0
 
March 25, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 100.0 μg/m3 (173) 173.0
 
March 25, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (174) 174.0
 
March 25, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 113.0 μg/m3 (180) 180.0
 
March 25, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 106.0 μg/m3 (177) 177.0
 
March 25, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 116.0 μg/m3 (182) 182.0
 
March 25, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (166) 166.0
 
March 25, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (153) 153.0
 
March 25, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (158) 158.0
 
March 25, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 67.0 μg/m3 (156) 156.0
 
March 25, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 81.0 μg/m3 (163) 163.0
 
March 25, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 110.0 μg/m3 (179) 179.0
 
March 25, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 205.0 μg/m3 (254) 254.0
 
March 25, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 205.0 μg/m3 (254) 254.0
 
March 25, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (194) 194.0
 
March 25, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 116.0 μg/m3 (182) 182.0
 
March 24, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (169) 169.0
 
March 24, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 95.0 μg/m3 (171) 171.0
 
March 24, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (165) 165.0
 
March 24, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 87.0 μg/m3 (167) 167.0
 
March 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 97.0 μg/m3 (172) 172.0
 
March 24, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (159) 159.0
 
March 24, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (154) 154.0
 
March 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (154) 154.0
 
March 24, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 73.0 μg/m3 (159) 159.0
 
March 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (114) 114.0
 
March 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (101) 101.0
 
March 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 73.0 μg/m3 (159) 159.0
 
March 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (116) 116.0
 
March 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (111) 111.0
 
March 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (106) 106.0
 
March 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (146) 146.0
 
March 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 103.0 μg/m3 (175) 175.0
 
March 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 112.0 μg/m3 (180) 180.0
 
March 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 107.0 μg/m3 (177) 177.0
 
March 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 116.0 μg/m3 (182) 182.0
 
March 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (141) 141.0
 
March 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (146) 146.0
 
March 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (154) 154.0
 
March 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (161) 161.0
 
March 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 110.0 μg/m3 (179) 179.0
 
March 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 144.0 μg/m3 (197) 197.0
 
March 23, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 111.0 μg/m3 (179) 179.0
 
March 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 113.0 μg/m3 (180) 180.0
 
March 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 95.0 μg/m3 (171) 171.0
 
March 22, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (163) 163.0
 
March 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (160) 160.0
 
March 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (151) 151.0
 
March 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 121.0 μg/m3 (184) 184.0
 
March 22, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 120.0 μg/m3 (184) 184.0
 
March 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 127.0 μg/m3 (188) 188.0
 
March 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 118.0 μg/m3 (183) 183.0
 
March 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 115.0 μg/m3 (181) 181.0
 
March 21, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (194) 194.0
 
March 21, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 175.0 μg/m3 (224) 224.0
 
March 21, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (174) 174.0
 
March 21, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (163) 163.0
 
March 21, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (174) 174.0
 
March 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 119.0 μg/m3 (183) 183.0
 
March 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 108.0 μg/m3 (178) 178.0
 
March 21, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 113.0 μg/m3 (180) 180.0
 
March 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (131) 131.0
 
March 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (101) 101.0
 
March 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (104) 104.0
 
March 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (106) 106.0
 
March 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (119) 119.0
 
March 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (109) 109.0
 
March 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (131) 131.0
 
March 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (152) 152.0
 
March 21, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (161) 161.0
 
March 21, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 113.0 μg/m3 (180) 180.0
 
March 21, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 169.0 μg/m3 (218) 218.0
 
March 21, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 150.0 μg/m3 (200) 200.0
 
March 21, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 187.0 μg/m3 (236) 236.0
 
March 20, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 206.0 μg/m3 (256) 256.0
 
March 20, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 265.0 μg/m3 (314) 314.0
 
March 20, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 138.0 μg/m3 (193) 193.0
 
March 20, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 126.0 μg/m3 (187) 187.0
 
March 20, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 210.0 μg/m3 (260) 260.0
 
March 20, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 138.0 μg/m3 (193) 193.0
 
March 20, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 67.0 μg/m3 (156) 156.0
 
March 20, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (139) 139.0
 
March 20, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (146) 146.0
 
March 20, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (111) 111.0
 
March 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (101) 101.0
 
March 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (95) 95.0
 
March 20, 2020, 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 (82) 82.0
 
March 20, 2020, 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 (82) 82.0
 
March 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (84) 84.0
 
March 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (114) 114.0
 
March 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (152) 152.0
 
March 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.0 μg/m3 (155) 155.0
 
March 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 86.0 μg/m3 (166) 166.0
 
March 20, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 181.0 μg/m3 (230) 230.0
 
March 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 278.0 μg/m3 (328) 328.0
 
March 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 306.0 μg/m3 (356) 356.0
 
March 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 297.0 μg/m3 (346) 346.0
 
March 20, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 275.0 μg/m3 (324) 324.0
 
March 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 275.0 μg/m3 (324) 324.0
 
March 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 266.0 μg/m3 (316) 316.0
 
March 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 240.0 μg/m3 (290) 290.0
 
March 19, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 310.0 μg/m3 (360) 360.0
 
March 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 120.0 μg/m3 (184) 184.0
 
March 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 107.0 μg/m3 (177) 177.0
 
March 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 89.0 μg/m3 (168) 168.0
 
March 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (163) 163.0
 
March 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (158) 158.0
 
March 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (166) 166.0
 
March 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (168) 168.0