ID: 1308

AQSQID: 000091801

Site Name: Fort Chipewyan

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

Updated: Jan. 27, 2022, 8:35 a.m.

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

Reporting: False, Located: True

Current AQI: None

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. 25, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 6.7 μg/m3 (28) 28.0
 
Jan. 25, 2022, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 8.4 μg/m3 (36) 36.0
 
Jan. 25, 2022, 11 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
 
Jan. 25, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 3.7 μg/m3 (16) 25.0
 
Jan. 25, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 4.8 μg/m3 (20) 23.0
 
Jan. 25, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 25, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 4.5 μg/m3 (19) 20.0
 
Jan. 25, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 3.7 μg/m3 (16) 25.0
 
Jan. 25, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.5 μg/m3 (15) 27.0
 
Jan. 25, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.7 μg/m3 (16) 27.0
 
Jan. 25, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.9 μg/m3 (17) 27.0
 
Jan. 25, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.3 μg/m3 (18) 27.0
 
Jan. 25, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.0 μg/m3 (17) 26.0
 
Jan. 25, 2022, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.2 μg/m3 (18) 27.0
 
Jan. 24, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.1 μg/m3 (18) 27.0
 
Jan. 24, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
Jan. 24, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.1 μg/m3 (18) 27.0
 
Jan. 24, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.1 μg/m3 (18) 28.0
 
Jan. 24, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
Jan. 24, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
Jan. 24, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.4 μg/m3 (19) 27.0
 
Jan. 24, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.2 μg/m3 (18) 27.0
 
Jan. 24, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.1 μg/m3 (18) 27.0
 
Jan. 24, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.9 μg/m3 (17) 27.0
 
Jan. 24, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.9 μg/m3 (17) 27.0
 
Jan. 24, 2022, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.9 μg/m3 (17) 28.0
 
Jan. 24, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.2 μg/m3 (18) 28.0
 
Jan. 24, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Jan. 24, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
Jan. 24, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.1 μg/m3 (18) 27.0
 
Jan. 24, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.3 μg/m3 (18) 27.0
 
Jan. 24, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.5 μg/m3 (19) 26.0
 
Jan. 24, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.9 μg/m3 (21) 27.0
 
Jan. 24, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
Jan. 24, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.8 μg/m3 (20) 28.0
 
Jan. 24, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.6 μg/m3 (20) 28.0
 
Jan. 24, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 5.1 μg/m3 (22) 28.0
 
Jan. 24, 2022, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.4 μg/m3 (23) 27.0
 
Jan. 23, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.8 μg/m3 (20) 28.0
 
Jan. 23, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.9 μg/m3 (17) 28.0
 
Jan. 23, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 3.4 μg/m3 (15) 30.0
 
Jan. 23, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 3.3 μg/m3 (14) 30.0
 
Jan. 23, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 3.4 μg/m3 (15) 31.0
 
Jan. 23, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.1 μg/m3 (13) 32.0
 
Jan. 23, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.0 μg/m3 (13) 32.0
 
Jan. 23, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 2.9 μg/m3 (13) 33.0
 
Jan. 23, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 2.0 μg/m3 (9) 32.0
 
Jan. 23, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 2.0 μg/m3 (9) 31.0
 
Jan. 23, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 23, 2022, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.0 μg/m3 (9) 29.0
 
Jan. 23, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.0 μg/m3 (9) 28.0
 
Jan. 23, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.0 μg/m3 (9) 28.0
 
Jan. 23, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Jan. 23, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Jan. 23, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
Jan. 23, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (8) 8.0
 
Jan. 23, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (8) 8.0
 
Jan. 23, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 23, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.4 μg/m3 (10) 29.0
 
Jan. 23, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.2 μg/m3 (10) 29.0
 
Jan. 23, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.7 μg/m3 (12) 29.0
 
Jan. 23, 2022, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.5 μg/m3 (15) 29.0
 
Jan. 22, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.9 μg/m3 (13) 29.0
 
Jan. 22, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.3 μg/m3 (14) 29.0
 
Jan. 22, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.6 μg/m3 (11) 30.0
 
Jan. 22, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.3 μg/m3 (10) 29.0
 
Jan. 22, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 22, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 22, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.7 μg/m3 (12) 28.0
 
Jan. 22, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 4.1 μg/m3 (18) 25.0
 
Jan. 22, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.1 μg/m3 (13) 27.0
 
Jan. 22, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.9 μg/m3 (13) 28.0
 
Jan. 22, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.3 μg/m3 (10) 28.0
 
Jan. 22, 2022, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.3 μg/m3 (10) 29.0
 
Jan. 22, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.1 μg/m3 (9) 30.0
 
Jan. 22, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 22, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 22, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.1 μg/m3 (9) 9.0
 
Jan. 22, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.0 μg/m3 (13) 29.0
 
Jan. 22, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.4 μg/m3 (15) 29.0
 
Jan. 22, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.3 μg/m3 (14) 29.0
 
Jan. 22, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.1 μg/m3 (13) 29.0
 
Jan. 22, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 4.7 μg/m3 (20) 25.0
 
Jan. 22, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.7 μg/m3 (12) 30.0
 
Jan. 22, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.5 μg/m3 (11) 29.0
 
Jan. 22, 2022, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 21, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.5 μg/m3 (11) 30.0
 
Jan. 21, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 2.7 μg/m3 (12) 31.0
 
Jan. 21, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 21, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 21, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.6 μg/m3 (11) 30.0
 
Jan. 21, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.4 μg/m3 (10) 29.0
 
Jan. 21, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 21, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 21, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 21, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 21, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 21, 2022, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 1.9 μg/m3 (8) 30.0
 
Jan. 21, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 21, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Jan. 21, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.1 μg/m3 (9) 30.0
 
Jan. 21, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.2 μg/m3 (10) 30.0
 
Jan. 21, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.8 μg/m3 (12) 12.0
 
Jan. 21, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.3 μg/m3 (14) 28.0
 
Jan. 21, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.4 μg/m3 (15) 28.0
 
Jan. 21, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.6 μg/m3 (16) 28.0
 
Jan. 21, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
Jan. 21, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.8 μg/m3 (20) 26.0
 
Jan. 21, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.7 μg/m3 (20) 26.0
 
Jan. 21, 2022, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 7.8 μg/m3 (33) 33.0
 
Jan. 20, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 11.3 μg/m3 (48) 48.0
 
Jan. 20, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 12.4 μg/m3 (52) 52.0
 
Jan. 20, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 11.6 μg/m3 (49) 49.0
 
Jan. 20, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 10.9 μg/m3 (46) 46.0
 
Jan. 20, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 11.4 μg/m3 (48) 48.0
 
Jan. 20, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 12.1 μg/m3 (51) 51.0
 
Jan. 20, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 11.3 μg/m3 (48) 48.0
 
Jan. 20, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 10.9 μg/m3 (46) 46.0
 
Jan. 20, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 10.8 μg/m3 (46) 46.0
 
Jan. 20, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 10.1 μg/m3 (43) 43.0
 
Jan. 20, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
Jan. 20, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 8.3 μg/m3 (35) 35.0
 
Jan. 20, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 7.9 μg/m3 (33) 33.0
 
Jan. 20, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 7.3 μg/m3 (31) 31.0
 
Jan. 20, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 20, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 6.7 μg/m3 (28) 28.0
 
Jan. 20, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 5.7 μg/m3 (24) 25.0
 
Jan. 20, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 5.0 μg/m3 (21) 24.0
 
Jan. 20, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 4.6 μg/m3 (20) 25.0
 
Jan. 20, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 5.5 μg/m3 (23) 24.0
 
Jan. 20, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 5.4 μg/m3 (23) 25.0
 
Jan. 20, 2022, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 7.3 μg/m3 (31) 31.0
 
Jan. 19, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 12.8 μg/m3 (53) 53.0
 
Jan. 19, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.8 μg/m3 (20) 27.0
 
Jan. 19, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.1 μg/m3 (22) 27.0
 
Jan. 19, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.7 μg/m3 (20) 26.0
 
Jan. 19, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 5.1 μg/m3 (22) 25.0
 
Jan. 19, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 5.0 μg/m3 (21) 24.0
 
Jan. 19, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 19, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 6.8 μg/m3 (29) 29.0
 
Jan. 19, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 19, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 6.4 μg/m3 (27) 27.0
 
Jan. 19, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 19, 2022, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 4.9 μg/m3 (21) 21.0
 
Jan. 19, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (21) 21.0
 
Jan. 19, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 4.7 μg/m3 (20) 20.0
 
Jan. 19, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 4.3 μg/m3 (18) 18.0
 
Jan. 19, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 3.4 μg/m3 (15) 22.0
 
Jan. 19, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
Jan. 19, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 4.4 μg/m3 (19) 25.0
 
Jan. 19, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 3.4 μg/m3 (15) 26.0
 
Jan. 19, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.3 μg/m3 (14) 28.0
 
Jan. 19, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.3 μg/m3 (18) 28.0
 
Jan. 19, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.4 μg/m3 (23) 27.0
 
Jan. 19, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
Jan. 19, 2022, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.5 μg/m3 (15) 28.0
 
Jan. 18, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
Jan. 18, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.3 μg/m3 (14) 28.0
 
Jan. 18, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A N/A 28.0
 
Jan. 18, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.2 μg/m3 (14) 28.0
 
Jan. 18, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.2 μg/m3 (14) 27.0
 
Jan. 18, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.1 μg/m3 (13) 27.0
 
Jan. 18, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.0 μg/m3 (13) 27.0
 
Jan. 18, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 2.9 μg/m3 (13) 27.0
 
Jan. 18, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.2 μg/m3 (14) 28.0
 
Jan. 18, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.7 μg/m3 (16) 28.0