ID: 1592

AQSQID: 080130003

Site Name: Longmont

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

Updated: Sept. 19, 2020, 11:38 a.m.

Location: Longmont (Marnett), CO

Reporting: True, Located: True

Current AQI: 105.0

Longmont (Marnett) CO, US: 40.164585, -105.100861

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 37.5 μg/m3 (105) 105.0
 
Sept. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.9 μg/m3 (108) 108.0
 
Sept. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.5 μg/m3 (110) 110.0
 
Sept. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.3 μg/m3 (112) 112.0
 
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.9 μg/m3 (111) 111.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.9 μg/m3 (116) 116.0
 
Sept. 19, 2020, 4 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
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.4 μg/m3 (127) 127.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.7 μg/m3 (126) 126.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.8 μg/m3 (121) 121.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.2 μg/m3 (117) 117.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.6 μg/m3 (115) 115.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.6 μg/m3 (115) 115.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.3 μg/m3 (117) 117.0
 
Sept. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.9 μg/m3 (118) 118.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.3 μg/m3 (117) 117.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.9 μg/m3 (118) 118.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.3 μg/m3 (120) 120.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.1 μg/m3 (122) 122.0
 
Sept. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.3 μg/m3 (124) 124.0
 
Sept. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.2 μg/m3 (124) 124.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.2 μg/m3 (122) 122.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.4 μg/m3 (122) 122.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.8 μg/m3 (126) 126.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.1 μg/m3 (126) 126.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.1 μg/m3 (132) 132.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.3 μg/m3 (134) 134.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.6 μg/m3 (138) 138.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.5 μg/m3 (135) 135.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.1 μg/m3 (126) 126.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.6 μg/m3 (115) 115.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.3 μg/m3 (114) 114.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.7 μg/m3 (113) 113.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.7 μg/m3 (116) 116.0
 
Sept. 18, 2020, midnight 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
 
Sept. 17, 2020, 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 (95) 95.0
 
Sept. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.6 μg/m3 (92) 92.0
 
Sept. 17, 2020, 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 (97) 97.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.6 μg/m3 (103) 103.0
 
Sept. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.5 μg/m3 (110) 110.0
 
Sept. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.5 μg/m3 (120) 120.0
 
Sept. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.9 μg/m3 (128) 128.0
 
Sept. 17, 2020, 4 p.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
 
Sept. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.5 μg/m3 (135) 135.0
 
Sept. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.1 μg/m3 (124) 124.0
 
Sept. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.8 μg/m3 (128) 128.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 47.2 μg/m3 (129) 129.0
 
Sept. 17, 2020, 11 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
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 55.4 μg/m3 (150) 150.0
 
Sept. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 59.8 μg/m3 (152) 152.0
 
Sept. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 59.4 μg/m3 (152) 152.0
 
Sept. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 57.1 μg/m3 (151) 151.0
 
Sept. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 61.1 μg/m3 (153) 153.0
 
Sept. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 61.1 μg/m3 (153) 153.0
 
Sept. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 62.7 μg/m3 (154) 154.0
 
Sept. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.9 μg/m3 (155) 155.0
 
Sept. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 68.4 μg/m3 (157) 157.0
 
Sept. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 67.5 μg/m3 (156) 156.0
 
Sept. 17, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.4 μg/m3 (155) 155.0
 
Sept. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 68.4 μg/m3 (157) 157.0
 
Sept. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 77.2 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 N/A 72.1 μg/m3 (159) 159.0
 
Sept. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 74.2 μg/m3 (160) 160.0
 
Sept. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 67.5 μg/m3 (156) 156.0
 
Sept. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.6 μg/m3 (155) 155.0
 
Sept. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.6 μg/m3 (135) 135.0
 
Sept. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.4 μg/m3 (125) 125.0
 
Sept. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.6 μg/m3 (98) 98.0
 
Sept. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.9 μg/m3 (94) 94.0
 
Sept. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.4 μg/m3 (98) 98.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.8 μg/m3 (94) 94.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.4 μg/m3 (91) 91.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.6 μg/m3 (87) 87.0
 
Sept. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.5 μg/m3 (87) 87.0
 
Sept. 16, 2020, 8 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
 
Sept. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.4 μg/m3 (85) 85.0
 
Sept. 16, 2020, 6 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
 
Sept. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (68) 68.0
 
Sept. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (68) 68.0
 
Sept. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (70) 70.0
 
Sept. 16, 2020, 2 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
 
Sept. 16, 2020, 1 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
 
Sept. 16, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.7 μg/m3 (69) 69.0
 
Sept. 15, 2020, 11 p.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
 
Sept. 15, 2020, 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 (65) 65.0
 
Sept. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.2 μg/m3 (63) 63.0
 
Sept. 15, 2020, 8 p.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
 
Sept. 15, 2020, 7 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
 
Sept. 15, 2020, 6 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
 
Sept. 15, 2020, 5 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
 
Sept. 15, 2020, 4 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
 
Sept. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (53) 53.0
 
Sept. 15, 2020, 2 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
 
Sept. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (46) 46.0
 
Sept. 15, 2020, noon 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
 
Sept. 15, 2020, 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 (36) 36.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 15, 2020, 9 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
 
Sept. 15, 2020, 8 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
 
Sept. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
Sept. 15, 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
 
Sept. 15, 2020, 4 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. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
Sept. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 15, 2020, 1 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
 
Sept. 15, 2020, midnight 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
 
Sept. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
Sept. 14, 2020, 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. 14, 2020, 9 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. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
Sept. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (23) 23.0
 
Sept. 14, 2020, 6 p.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. 14, 2020, 5 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
 
Sept. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
Sept. 14, 2020, 3 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
 
Sept. 14, 2020, 2 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
 
Sept. 14, 2020, 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. 14, 2020, noon 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. 14, 2020, 11 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
 
Sept. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 14, 2020, 9 a.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. 14, 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
 
Sept. 14, 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
 
Sept. 14, 2020, 6 a.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. 14, 2020, 5 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. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (39) 39.0
 
Sept. 14, 2020, 3 a.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
 
Sept. 14, 2020, 2 a.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. 14, 2020, 1 a.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
 
Sept. 14, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Sept. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
Sept. 13, 2020, 9 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. 13, 2020, 8 p.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
 
Sept. 13, 2020, 7 p.m. 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
 
Sept. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Sept. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (22) 22.0
 
Sept. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (22) 22.0
 
Sept. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (23) 23.0
 
Sept. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 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 N/A 6.8 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 N/A 9.8 μg/m3 (41) 41.0
 
Sept. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (41) 41.0
 
Sept. 13, 2020, 9 a.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
 
Sept. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
Sept. 13, 2020, 7 a.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
 
Sept. 13, 2020, 6 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
 
Sept. 13, 2020, 5 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
 
Sept. 13, 2020, 4 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
 
Sept. 13, 2020, 3 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
 
Sept. 13, 2020, 2 a.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
 
Sept. 13, 2020, 1 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
 
Sept. 13, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
Sept. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
Sept. 12, 2020, 10 p.m. 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
 
Sept. 12, 2020, 9 p.m. 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
 
Sept. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0
 
Sept. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (20) 20.0
 
Sept. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 12, 2020, 5 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
 
Sept. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (35) 35.0
 
Sept. 12, 2020, 3 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
 
Sept. 12, 2020, 2 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
 
Sept. 12, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (46) 46.0
 
Sept. 12, 2020, noon 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
 
Sept. 12, 2020, 11 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