ID: 1965

AQSQID: 300930005

Site Name: Butte Greely School

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

Updated: Sept. 19, 2020, 12:39 p.m.

Location: Butte (S Park Place), MT

Reporting: True, Located: True

Current AQI: 81.0

Butte (S Park Place) MT, US: 46.002399, -112.500893

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 26.4 μg/m3 (81) 81.0
 
Sept. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 42.3 μg/m3 (117) 117.0
 
Sept. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (69) 42.6 μg/m3 (118) 118.0
 
Sept. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 78.0 μg/m3 (62) 37.9 μg/m3 (106) 106.0
 
Sept. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 35.4 μg/m3 (100) 100.0
 
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 37.6 μg/m3 (105) 105.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 87.0 μg/m3 (66) 29.8 μg/m3 (88) 88.0
 
Sept. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 32.5 μg/m3 (94) 94.0
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (65) 39.6 μg/m3 (110) 110.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (65) 45.3 μg/m3 (124) 124.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 83.0 μg/m3 (64) 45.9 μg/m3 (126) 126.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 107.0 μg/m3 (76) 54.8 μg/m3 (148) 148.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (52) 30.8 μg/m3 (90) 90.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 23.9 μg/m3 (75) 75.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 18.6 μg/m3 (64) 64.0
 
Sept. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (68) 39.9 μg/m3 (111) 111.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 130.0 μg/m3 (88) 55.5 μg/m3 (150) 150.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.0 μg/m3 (77) 52.8 μg/m3 (143) 143.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 107.0 μg/m3 (76) 55.8 μg/m3 (150) 150.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 108.0 μg/m3 (76) 56.3 μg/m3 (150) 150.0
 
Sept. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 120.0 μg/m3 (82) 63.8 μg/m3 (154) 154.0
 
Sept. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 120.0 μg/m3 (82) 58.9 μg/m3 (152) 152.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (73) 61.2 μg/m3 (153) 153.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 86.0 μg/m3 (66) 62.6 μg/m3 (154) 154.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (73) 60.6 μg/m3 (153) 153.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 142.0 μg/m3 (94) 67.5 μg/m3 (156) 156.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 108.0 μg/m3 (76) 61.1 μg/m3 (153) 153.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 104.0 μg/m3 (74) 65.0 μg/m3 (155) 155.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 115.0 μg/m3 (80) 64.3 μg/m3 (155) 155.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 141.0 μg/m3 (93) 74.7 μg/m3 (160) 160.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 149.0 μg/m3 (97) 72.3 μg/m3 (159) 159.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 125.0 μg/m3 (85) 65.3 μg/m3 (155) 155.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 102.0 μg/m3 (74) 60.1 μg/m3 (152) 152.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.0 μg/m3 (77) 66.3 μg/m3 (156) 156.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (75) 61.9 μg/m3 (153) 153.0
 
Sept. 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (68) 60.4 μg/m3 (153) 153.0
 
Sept. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 100.0 μg/m3 (72) 61.9 μg/m3 (153) 153.0
 
Sept. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 104.0 μg/m3 (74) 67.2 μg/m3 (156) 156.0
 
Sept. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 137.0 μg/m3 (91) 68.5 μg/m3 (157) 157.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 128.0 μg/m3 (86) 68.7 μg/m3 (157) 157.0
 
Sept. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (92) 73.0 μg/m3 (159) 159.0
 
Sept. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 148.0 μg/m3 (96) 77.4 μg/m3 (162) 162.0
 
Sept. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 181.0 μg/m3 (113) 81.1 μg/m3 (163) 163.0
 
Sept. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 147.0 μg/m3 (96) 79.9 μg/m3 (163) 163.0
 
Sept. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 123.0 μg/m3 (84) 83.6 μg/m3 (165) 165.0
 
Sept. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 122.0 μg/m3 (84) 80.1 μg/m3 (163) 163.0
 
Sept. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 126.0 μg/m3 (86) 81.8 μg/m3 (164) 164.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 121.0 μg/m3 (83) 79.6 μg/m3 (163) 163.0
 
Sept. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (75) 79.7 μg/m3 (163) 163.0
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 106.0 μg/m3 (76) 79.7 μg/m3 (163) 163.0
 
Sept. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 103.0 μg/m3 (74) 81.4 μg/m3 (164) 164.0
 
Sept. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 98.0 μg/m3 (72) 81.8 μg/m3 (164) 164.0
 
Sept. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.0 μg/m3 (77) 89.4 μg/m3 (168) 168.0
 
Sept. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 121.0 μg/m3 (83) 84.5 μg/m3 (165) 165.0
 
Sept. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 142.0 μg/m3 (94) 87.2 μg/m3 (167) 167.0
 
Sept. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 86.9 μg/m3 (167) 167.0
 
Sept. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 138.0 μg/m3 (92) 94.6 μg/m3 (171) 171.0
 
Sept. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 150.0 μg/m3 (98) 101.1 μg/m3 (174) 174.0
 
Sept. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 158.0 μg/m3 (102) 102.1 μg/m3 (175) 175.0
 
Sept. 17, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (92) 96.9 μg/m3 (172) 172.0
 
Sept. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 129.0 μg/m3 (87) 74.5 μg/m3 (160) 160.0
 
Sept. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 118.0 μg/m3 (82) 76.7 μg/m3 (161) 161.0
 
Sept. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 80.8 μg/m3 (163) 163.0
 
Sept. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 139.0 μg/m3 (92) 88.4 μg/m3 (167) 167.0
 
Sept. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 156.0 μg/m3 (100) 94.4 μg/m3 (170) 170.0
 
Sept. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 200.0 μg/m3 (122) 113.3 μg/m3 (180) 180.0
 
Sept. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 197.0 μg/m3 (121) N/A 121.0
 
Sept. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 188.0 μg/m3 (116) 113.8 μg/m3 (181) 181.0
 
Sept. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 174.0 μg/m3 (110) 113.4 μg/m3 (180) 180.0
 
Sept. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 167.0 μg/m3 (106) 106.6 μg/m3 (177) 177.0
 
Sept. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 160.0 μg/m3 (102) 106.9 μg/m3 (177) 177.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 135.0 μg/m3 (90) 100.1 μg/m3 (173) 173.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 103.7 μg/m3 (175) 175.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 105.6 μg/m3 (176) 176.0
 
Sept. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 134.0 μg/m3 (90) 103.5 μg/m3 (175) 175.0
 
Sept. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 135.0 μg/m3 (90) 106.1 μg/m3 (177) 177.0
 
Sept. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 132.0 μg/m3 (88) 115.2 μg/m3 (181) 181.0
 
Sept. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 145.0 μg/m3 (95) 115.5 μg/m3 (182) 182.0
 
Sept. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 155.0 μg/m3 (100) 119.4 μg/m3 (184) 184.0
 
Sept. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 158.0 μg/m3 (102) 120.9 μg/m3 (184) 184.0
 
Sept. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 181.0 μg/m3 (113) 132.0 μg/m3 (190) 190.0
 
Sept. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 192.0 μg/m3 (118) 134.2 μg/m3 (191) 191.0
 
Sept. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 187.0 μg/m3 (116) 130.6 μg/m3 (190) 190.0
 
Sept. 16, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 168.0 μg/m3 (106) 126.6 μg/m3 (187) 187.0
 
Sept. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 168.0 μg/m3 (106) 111.8 μg/m3 (180) 180.0
 
Sept. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 89.1 μg/m3 (168) 168.0
 
Sept. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 102.0 μg/m3 (74) 65.8 μg/m3 (155) 155.0
 
Sept. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 106.0 μg/m3 (76) 61.4 μg/m3 (153) 153.0
 
Sept. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 104.0 μg/m3 (74) 59.9 μg/m3 (152) 152.0
 
Sept. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 206.0 μg/m3 (126) 74.7 μg/m3 (160) 160.0
 
Sept. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 111.0 μg/m3 (78) 61.4 μg/m3 (153) 153.0
 
Sept. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 112.0 μg/m3 (78) 50.9 μg/m3 (138) 138.0
 
Sept. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 182.0 μg/m3 (114) 57.2 μg/m3 (151) 151.0
 
Sept. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 97.0 μg/m3 (71) 49.1 μg/m3 (134) 134.0
 
Sept. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (68) 46.7 μg/m3 (128) 128.0
 
Sept. 15, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (52) 45.9 μg/m3 (126) 126.0
 
Sept. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 44.8 μg/m3 (123) 123.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 39.6 μg/m3 (110) 110.0
 
Sept. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 41.8 μg/m3 (116) 116.0
 
Sept. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 41.9 μg/m3 (116) 116.0
 
Sept. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 49.6 μg/m3 (135) 135.0
 
Sept. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 79.0 μg/m3 (62) 50.9 μg/m3 (138) 138.0
 
Sept. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 52.1 μg/m3 (142) 142.0
 
Sept. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 24.6 μg/m3 (77) 77.0
 
Sept. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 95.0 μg/m3 (70) 24.6 μg/m3 (77) 77.0
 
Sept. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.5 μg/m3 (89) 89.0
 
Sept. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 15.3 μg/m3 (57) 57.0
 
Sept. 15, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 20.3 μg/m3 (68) 68.0
 
Sept. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 23.4 μg/m3 (74) 74.0
 
Sept. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 21.5 μg/m3 (70) 70.0
 
Sept. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 28.8 μg/m3 (86) 86.0
 
Sept. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 27.1 μg/m3 (82) 82.0
 
Sept. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (61) 36.1 μg/m3 (102) 102.0
 
Sept. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (69) 46.2 μg/m3 (127) 127.0
 
Sept. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (92) 56.5 μg/m3 (151) 151.0
 
Sept. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 124.0 μg/m3 (84) 64.8 μg/m3 (155) 155.0
 
Sept. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 69.6 μg/m3 (157) 157.0
 
Sept. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 69.9 μg/m3 (158) 158.0
 
Sept. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 99.0 μg/m3 (72) 65.3 μg/m3 (155) 155.0
 
Sept. 14, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 97.0 μg/m3 (71) 67.2 μg/m3 (156) 156.0
 
Sept. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (73) 72.8 μg/m3 (159) 159.0
 
Sept. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (75) 72.1 μg/m3 (159) 159.0
 
Sept. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (75) 76.9 μg/m3 (161) 161.0
 
Sept. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 104.0 μg/m3 (74) 86.5 μg/m3 (166) 166.0
 
Sept. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 104.0 μg/m3 (74) 87.9 μg/m3 (167) 167.0
 
Sept. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 123.0 μg/m3 (84) 95.1 μg/m3 (171) 171.0
 
Sept. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 139.0 μg/m3 (92) 102.5 μg/m3 (175) 175.0
 
Sept. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 149.0 μg/m3 (97) 109.6 μg/m3 (178) 178.0
 
Sept. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 162.0 μg/m3 (104) 114.5 μg/m3 (181) 181.0
 
Sept. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 181.0 μg/m3 (113) 124.0 μg/m3 (186) 186.0
 
Sept. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 211.0 μg/m3 (128) 137.6 μg/m3 (193) 193.0
 
Sept. 14, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 188.0 μg/m3 (116) 125.7 μg/m3 (187) 187.0
 
Sept. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 147.0 μg/m3 (96) 108.3 μg/m3 (178) 178.0
 
Sept. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 97.0 μg/m3 (71) 67.2 μg/m3 (156) 156.0
 
Sept. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 82.0 μg/m3 (64) 53.5 μg/m3 (145) 145.0
 
Sept. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (53) 29.8 μg/m3 (88) 88.0
 
Sept. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 83.0 μg/m3 (64) 21.0 μg/m3 (69) 69.0
 
Sept. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 14.1 μg/m3 (54) 58.0
 
Sept. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (62) 16.1 μg/m3 (59) 62.0
 
Sept. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 8.9 μg/m3 (37) 58.0
 
Sept. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
Sept. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 2.4 μg/m3 (10) 10.0
 
Sept. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 5.8 μg/m3 (24) 24.0
 
Sept. 13, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 6.7 μg/m3 (28) 28.0
 
Sept. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.8 μg/m3 (20) 20.0
 
Sept. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
Sept. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 7.9 μg/m3 (33) 33.0
 
Sept. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 8.2 μg/m3 (34) 34.0
 
Sept. 13, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 7.7 μg/m3 (32) 32.0
 
Sept. 13, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 7.7 μg/m3 (32) 32.0
 
Sept. 13, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.3 μg/m3 (14) 14.0
 
Sept. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.8 μg/m3 (12) 15.0
 
Sept. 12, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 3.3 μg/m3 (14) 14.0
 
Sept. 12, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 5.7 μg/m3 (24) 24.0
 
Sept. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 10.1 μg/m3 (42) 42.0
 
Sept. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (54) 11.0 μg/m3 (46) 54.0
 
Sept. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (54) 15.6 μg/m3 (58) 58.0
 
Sept. 12, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 137.0 μg/m3 (91) 24.6 μg/m3 (77) 91.0
 
Sept. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (69) 23.7 μg/m3 (75) 75.0
 
Sept. 12, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.0 μg/m3 (50) 17.1 μg/m3 (61) 61.0
 
Sept. 12, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 13.9 μg/m3 (54) 54.0
 
Sept. 12, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 10.6 μg/m3 (44) 44.0
 
Sept. 12, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 5.3 μg/m3 (22) 22.0