AQSQID: 000091801

Site Name: Fort Chipewyan

Location: Regional Municipality Of Wood Buffalo (Fraser St), CC

Reporting: True, Located: True

Current AQI: 27.0

Regional Municipality Of Wood Buffalo (Fraser St) CC, CA: 58.7083, -111.1764

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 1.8 μg/m3 (8) 27.0
 
Jan. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.6 μg/m3 (11) 25.0
 
Jan. 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (14) 14.0
 
Jan. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.7 μg/m3 (20) 21.0
 
Jan. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
Jan. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.3 μg/m3 (10) 25.0
 
Jan. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.2 μg/m3 (9) 25.0
 
Jan. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.3 μg/m3 (10) 25.0
 
Jan. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.2 μg/m3 (13) 25.0
 
Jan. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.6 μg/m3 (15) 23.0
 
Jan. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 3.7 μg/m3 (15) 24.0
 
Jan. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 9.6 μg/m3 (40) 40.0
 
Jan. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 6.8 μg/m3 (28) 28.0
 
Jan. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 5.3 μg/m3 (22) 24.0
 
Jan. 19, 2020, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
Jan. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
Jan. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.6 μg/m3 (15) 25.0
 
Jan. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.7 μg/m3 (15) 25.0
 
Jan. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.6 μg/m3 (15) 25.0
 
Jan. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.2 μg/m3 (13) 25.0
 
Jan. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
Jan. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 3.1 μg/m3 (13) 24.0
 
Jan. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 4.0 μg/m3 (17) 24.0
 
Jan. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.9 μg/m3 (16) 25.0
 
Jan. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.9 μg/m3 (12) 25.0
 
Jan. 18, 2020, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.1 μg/m3 (13) 25.0
 
Jan. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
Jan. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.7 μg/m3 (11) 25.0
 
Jan. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.3 μg/m3 (10) 25.0
 
Jan. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.6 μg/m3 (11) 25.0
 
Jan. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
Jan. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 2.8 μg/m3 (12) 24.0
 
Jan. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.4 μg/m3 (10) 23.0
 
Jan. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.5 μg/m3 (10) 23.0
 
Jan. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.8 μg/m3 (12) 22.0
 
Jan. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.5 μg/m3 (10) 22.0
 
Jan. 18, 2020, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.8 μg/m3 (12) 23.0
 
Jan. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.5 μg/m3 (15) 23.0
 
Jan. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.2 μg/m3 (13) 23.0
 
Jan. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.2 μg/m3 (13) 23.0
 
Jan. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.9 μg/m3 (12) 23.0
 
Jan. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.2 μg/m3 (13) 22.0
 
Jan. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.8 μg/m3 (12) 22.0
 
Jan. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.1 μg/m3 (13) 22.0
 
Jan. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.9 μg/m3 (16) 22.0
 
Jan. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.1 μg/m3 (13) 22.0
 
Jan. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.1 μg/m3 (13) 22.0
 
Jan. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 3.1 μg/m3 (13) 24.0
 
Jan. 17, 2020, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.2 μg/m3 (13) 25.0
 
Jan. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.3 μg/m3 (14) 23.0
 
Jan. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (14) 14.0
 
Jan. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.3 μg/m3 (14) 25.0
 
Jan. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.2 μg/m3 (13) 22.0
 
Jan. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.3 μg/m3 (14) 23.0
 
Jan. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
Jan. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.9 μg/m3 (16) 23.0
 
Jan. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.9 μg/m3 (16) 20.0
 
Jan. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 4.9 μg/m3 (20) 20.0
 
Jan. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.4 μg/m3 (18) 18.0
 
Jan. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 4.3 μg/m3 (18) 18.0
 
Jan. 17, 2020, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 5.7 μg/m3 (24) 24.0
 
Jan. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 4.5 μg/m3 (19) 19.0
 
Jan. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.6 μg/m3 (15) 18.0
 
Jan. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.2 μg/m3 (18) 21.0
 
Jan. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 4.9 μg/m3 (20) 20.0
 
Jan. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 4.1 μg/m3 (17) 19.0
 
Jan. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.3 μg/m3 (14) 18.0
 
Jan. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.7 μg/m3 (15) 18.0
 
Jan. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 4.5 μg/m3 (19) 19.0
 
Jan. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.7 μg/m3 (20) 20.0
 
Jan. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.8 μg/m3 (16) 18.0
 
Jan. 16, 2020, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.9 μg/m3 (16) 19.0
 
Jan. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 4.2 μg/m3 (18) 19.0
 
Jan. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.9 μg/m3 (16) 19.0
 
Jan. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (17) 17.0
 
Jan. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 6.6 μg/m3 (28) 28.0
 
Jan. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 3.6 μg/m3 (15) 21.0
 
Jan. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 5.1 μg/m3 (21) 21.0
 
Jan. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 4.5 μg/m3 (19) 20.0
 
Jan. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 3.9 μg/m3 (16) 21.0
 
Jan. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
Jan. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.6 μg/m3 (19) 21.0
 
Jan. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.4 μg/m3 (18) 21.0
 
Jan. 16, 2020, midnight N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 4.9 μg/m3 (20) 20.0
 
Jan. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.4 μg/m3 (14) 20.0
 
Jan. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 3.4 μg/m3 (14) 21.0
 
Jan. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.8 μg/m3 (16) 22.0
 
Jan. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Jan. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.6 μg/m3 (15) 20.0
 
Jan. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.5 μg/m3 (15) 19.0
 
Jan. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.5 μg/m3 (15) 18.0
 
Jan. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.0 μg/m3 (17) 18.0
 
Jan. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.2 μg/m3 (13) 18.0
 
Jan. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 2.9 μg/m3 (12) 17.0
 
Jan. 15, 2020, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 2.5 μg/m3 (10) 17.0
 
Jan. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 2.3 μg/m3 (10) 17.0
 
Jan. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 2.4 μg/m3 (10) 17.0
 
Jan. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.0 μg/m3 (12) 17.0
 
Jan. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
Jan. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.8 μg/m3 (16) 17.0
 
Jan. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.2 μg/m3 (13) 18.0
 
Jan. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.3 μg/m3 (14) 18.0
 
Jan. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 2.8 μg/m3 (12) 18.0
 
Jan. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.1 μg/m3 (13) 17.0
 
Jan. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 3.2 μg/m3 (13) 15.0
 
Jan. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 5.2 μg/m3 (22) 22.0
 
Jan. 15, 2020, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.0 μg/m3 (12) 17.0
 
Jan. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 4.9 μg/m3 (20) 20.0
 
Jan. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.4 μg/m3 (14) 18.0
 
Jan. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.2 μg/m3 (13) 18.0
 
Jan. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.3 μg/m3 (14) 18.0
 
Jan. 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 3.2 μg/m3 (13) 18.0
 
Jan. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 2.9 μg/m3 (12) 18.0
 
Jan. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.1 μg/m3 (13) 18.0
 
Jan. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.2 μg/m3 (13) 18.0
 
Jan. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.1 μg/m3 (13) 19.0
 
Jan. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 2.8 μg/m3 (12) 19.0
 
Jan. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.7 μg/m3 (11) 20.0
 
Jan. 14, 2020, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.8 μg/m3 (12) 20.0
 
Jan. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.9 μg/m3 (12) 21.0
 
Jan. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.9 μg/m3 (12) 21.0
 
Jan. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.0 μg/m3 (12) 22.0
 
Jan. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.1 μg/m3 (13) 22.0
 
Jan. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (13) 13.0
 
Jan. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.3 μg/m3 (14) 22.0
 
Jan. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.4 μg/m3 (14) 22.0
 
Jan. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Jan. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Jan. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.4 μg/m3 (14) 22.0
 
Jan. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Jan. 14, 2020, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Jan. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.6 μg/m3 (15) 23.0
 
Jan. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.8 μg/m3 (16) 23.0
 
Jan. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 4.1 μg/m3 (17) 23.0
 
Jan. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.9 μg/m3 (16) 23.0
 
Jan. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.7 μg/m3 (15) 23.0
 
Jan. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 22.0
 
Jan. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Jan. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.3 μg/m3 (14) 22.0
 
Jan. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.1 μg/m3 (13) 23.0
 
Jan. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 3.3 μg/m3 (14) 24.0
 
Jan. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.4 μg/m3 (14) 25.0
 
Jan. 13, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (15) 15.0
 
Jan. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 5.0 μg/m3 (21) 23.0
 
Jan. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 4.8 μg/m3 (20) 23.0
 
Jan. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.7 μg/m3 (15) 22.0
 
Jan. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.9 μg/m3 (16) 22.0
 
Jan. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
Jan. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.8 μg/m3 (20) 21.0
 
Jan. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.0 μg/m3 (17) 21.0
 
Jan. 13, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.2 μg/m3 (13) 20.0
 
Jan. 13, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.9 μg/m3 (12) 20.0
 
Jan. 13, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 2.7 μg/m3 (11) 19.0
 
Jan. 13, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 2.5 μg/m3 (10) 19.0
 
Jan. 13, 2020, midnight N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 2.4 μg/m3 (10) 19.0
 
Jan. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 2.4 μg/m3 (10) 19.0
 
Jan. 12, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.2 μg/m3 (9) 20.0
 
Jan. 12, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.3 μg/m3 (10) 20.0
 
Jan. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.4 μg/m3 (10) 21.0
 
Jan. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.5 μg/m3 (10) 21.0
 
Jan. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.7 μg/m3 (11) 21.0
 
Jan. 12, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.6 μg/m3 (11) 21.0
 
Jan. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.5 μg/m3 (10) 21.0
 
Jan. 12, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.2 μg/m3 (9) 21.0
 
Jan. 12, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.1 μg/m3 (9) 21.0