ID: 1043

AQSQID: 000101003

Site Name: Abbotsford

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

Updated: Sept. 19, 2020, 8:39 a.m.

Location: Abbotsford (Mill Lake), CC

Reporting: True, Located: True

Current AQI: 58.0

Abbotsford (Mill Lake) CC, CA: 49.04278, -122.30972

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 15.7 μg/m3 (58) 58.0
 
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 13.2 μg/m3 (53) 53.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 15.8 μg/m3 (58) 58.0
 
Sept. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 20.4 μg/m3 (68) 68.0
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 31.5 μg/m3 (91) 91.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 44.2 μg/m3 (122) 122.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 50.4 μg/m3 (137) 137.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 54.1 μg/m3 (146) 146.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 55.3 μg/m3 (150) 150.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 54.8 μg/m3 (148) 148.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 57.9 μg/m3 (151) 151.0
 
Sept. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 60.6 μg/m3 (153) 153.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 55.3 μg/m3 (150) 150.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 45.9 μg/m3 (126) 126.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 36.2 μg/m3 (102) 102.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 45.7 μg/m3 (126) 126.0
 
Sept. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 52.0 μg/m3 (141) 141.0
 
Sept. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 53.9 μg/m3 (146) 146.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 54.6 μg/m3 (148) 148.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 55.5 μg/m3 (150) 150.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 58.8 μg/m3 (152) 152.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 59.2 μg/m3 (152) 152.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 58.2 μg/m3 (151) 151.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 54.9 μg/m3 (148) 148.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 55.1 μg/m3 (149) 149.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 54.9 μg/m3 (148) 148.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 56.7 μg/m3 (151) 151.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 60.1 μg/m3 (152) 152.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 59.6 μg/m3 (152) 152.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 60.0 μg/m3 (152) 152.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 64.8 μg/m3 (155) 155.0
 
Sept. 18, 2020, midnight N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 69.5 μg/m3 (157) 157.0
 
Sept. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 71.6 μg/m3 (158) 158.0
 
Sept. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 77.3 μg/m3 (161) 161.0
 
Sept. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 77.1 μg/m3 (161) 161.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 76.2 μg/m3 (161) 161.0
 
Sept. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 67.1 μg/m3 (156) 156.0
 
Sept. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 54.9 μg/m3 (148) 148.0
 
Sept. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 47.1 μg/m3 (129) 129.0
 
Sept. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 38.5 μg/m3 (108) 108.0
 
Sept. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 40.0 μg/m3 (111) 111.0
 
Sept. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 38.8 μg/m3 (108) 108.0
 
Sept. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 41.1 μg/m3 (114) 114.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 44.5 μg/m3 (122) 122.0
 
Sept. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 46.6 μg/m3 (128) 128.0
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 47.6 μg/m3 (130) 130.0
 
Sept. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 48.5 μg/m3 (132) 132.0
 
Sept. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 50.1 μg/m3 (136) 136.0
 
Sept. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 50.2 μg/m3 (137) 137.0
 
Sept. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 49.9 μg/m3 (136) 136.0
 
Sept. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 55.1 μg/m3 (149) 149.0
 
Sept. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 55.3 μg/m3 (150) 150.0
 
Sept. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 52.9 μg/m3 (144) 144.0
 
Sept. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 48.7 μg/m3 (133) 133.0
 
Sept. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 47.4 μg/m3 (130) 130.0
 
Sept. 17, 2020, midnight N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 55.0 μg/m3 (149) 149.0
 
Sept. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 59.2 μg/m3 (152) 152.0
 
Sept. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 42.0 μg/m3 (116) 116.0
 
Sept. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 38.7 μg/m3 (108) 108.0
 
Sept. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.5 μg/m3 (102) 102.0
 
Sept. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 34.0 μg/m3 (97) 97.0
 
Sept. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 33.4 μg/m3 (96) 96.0
 
Sept. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 38.2 μg/m3 (107) 107.0
 
Sept. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 41.2 μg/m3 (114) 114.0
 
Sept. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 43.4 μg/m3 (120) 120.0
 
Sept. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 56.0 μg/m3 (150) 150.0
 
Sept. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 61.8 μg/m3 (153) 153.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 62.5 μg/m3 (154) 154.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 61.9 μg/m3 (153) 153.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 63.8 μg/m3 (154) 154.0
 
Sept. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 65.6 μg/m3 (155) 155.0
 
Sept. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 63.9 μg/m3 (154) 154.0
 
Sept. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 64.9 μg/m3 (155) 155.0
 
Sept. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 68.7 μg/m3 (157) 157.0
 
Sept. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 67.4 μg/m3 (156) 156.0
 
Sept. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 63.3 μg/m3 (154) 154.0
 
Sept. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 58.1 μg/m3 (151) 151.0
 
Sept. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 48.3 μg/m3 (132) 132.0
 
Sept. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 46.1 μg/m3 (126) 126.0
 
Sept. 16, 2020, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 43.1 μg/m3 (119) 119.0
 
Sept. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 38.5 μg/m3 (108) 108.0
 
Sept. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 36.5 μg/m3 (102) 102.0
 
Sept. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A N/A 28.0
 
Sept. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
Sept. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A N/A 15.0
 
Sept. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 99.0 μg/m3 (173) 173.0
 
Sept. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 102.0 μg/m3 (174) 174.0
 
Sept. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 103.5 μg/m3 (175) 175.0
 
Sept. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 112.2 μg/m3 (180) 180.0
 
Sept. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 124.8 μg/m3 (186) 186.0
 
Sept. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 129.4 μg/m3 (189) 189.0
 
Sept. 15, 2020, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 138.4 μg/m3 (194) 194.0
 
Sept. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 145.3 μg/m3 (197) 197.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 147.2 μg/m3 (198) 198.0
 
Sept. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 156.4 μg/m3 (206) 206.0
 
Sept. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 163.7 μg/m3 (213) 213.0
 
Sept. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 165.7 μg/m3 (215) 215.0
 
Sept. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 176.4 μg/m3 (226) 226.0
 
Sept. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 183.8 μg/m3 (233) 233.0
 
Sept. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 186.8 μg/m3 (236) 236.0
 
Sept. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 193.8 μg/m3 (243) 243.0
 
Sept. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 200.0 μg/m3 (250) 250.0
 
Sept. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A N/A 9.0
 
Sept. 15, 2020, midnight N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A N/A 15.0
 
Sept. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A N/A 18.0
 
Sept. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A N/A 24.0
 
Sept. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A N/A 26.0
 
Sept. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 207.2 μg/m3 (257) 257.0
 
Sept. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 193.2 μg/m3 (243) 243.0
 
Sept. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 170.0 μg/m3 (220) 220.0
 
Sept. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 145.7 μg/m3 (197) 197.0
 
Sept. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 112.4 μg/m3 (180) 180.0
 
Sept. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 89.3 μg/m3 (168) 168.0
 
Sept. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 75.9 μg/m3 (161) 161.0
 
Sept. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 1.0
 
Sept. 14, 2020, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 1.0
 
Sept. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 1.0
 
Sept. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 1.0
 
Sept. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 1.0
 
Sept. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 2.0
 
Sept. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 121.0 μg/m3 (184) 184.0
 
Sept. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 136.1 μg/m3 (192) 192.0
 
Sept. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 150.3 μg/m3 (200) 200.0
 
Sept. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 157.4 μg/m3 (207) 207.0
 
Sept. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 161.8 μg/m3 (211) 211.0
 
Sept. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 163.5 μg/m3 (213) 213.0
 
Sept. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 168.8 μg/m3 (218) 218.0
 
Sept. 14, 2020, midnight N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 173.9 μg/m3 (223) 223.0
 
Sept. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 172.3 μg/m3 (222) 222.0
 
Sept. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 184.6 μg/m3 (234) 234.0
 
Sept. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 183.1 μg/m3 (233) 233.0
 
Sept. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 160.5 μg/m3 (210) 210.0
 
Sept. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 146.5 μg/m3 (198) 198.0
 
Sept. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A N/A 7.0
 
Sept. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 123.3 μg/m3 (186) 186.0
 
Sept. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A N/A 8.0
 
Sept. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A N/A 7.0
 
Sept. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A N/A 7.0
 
Sept. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A N/A 6.0
 
Sept. 13, 2020, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A N/A 7.0
 
Sept. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A N/A 6.0
 
Sept. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A N/A 8.0
 
Sept. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A N/A 7.0
 
Sept. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A N/A 6.0
 
Sept. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A N/A 6.0
 
Sept. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A N/A 6.0
 
Sept. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A N/A 5.0
 
Sept. 13, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A N/A 3.0
 
Sept. 13, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A N/A 5.0
 
Sept. 13, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A N/A 8.0
 
Sept. 13, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A N/A 9.0
 
Sept. 13, 2020, midnight N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A N/A 13.0
 
Sept. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 139.2 μg/m3 (194) 194.0
 
Sept. 12, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 140.2 μg/m3 (195) 195.0
 
Sept. 12, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 138.2 μg/m3 (194) 194.0
 
Sept. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 135.0 μg/m3 (192) 192.0
 
Sept. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 130.7 μg/m3 (190) 190.0
 
Sept. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 131.7 μg/m3 (190) 190.0
 
Sept. 12, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 130.9 μg/m3 (190) 190.0
 
Sept. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 129.5 μg/m3 (189) 189.0
 
Sept. 12, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 129.2 μg/m3 (189) 189.0
 
Sept. 12, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 128.0 μg/m3 (188) 188.0
 
Sept. 12, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 134.9 μg/m3 (192) 192.0
 
Sept. 12, 2020, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 139.1 μg/m3 (194) 194.0
 
Sept. 12, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 142.0 μg/m3 (196) 196.0
 
Sept. 12, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 140.3 μg/m3 (195) 195.0
 
Sept. 12, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 122.6 μg/m3 (185) 185.0
 
Sept. 12, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 119.0 μg/m3 (183) 183.0