AQSQID: 000090502

Site Name: Lethbridge

Location: Lethbridge, CC

Reporting: True, Located: True

Current AQI: 17.0

Lethbridge CC, CA: 49.7164, -112.8006

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 1.2 μg/m3 (5) 17.0
 
Jan. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 0.7 μg/m3 (3) 22.0
 
Jan. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 2.0 μg/m3 (8) 26.0
 
Jan. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 2.5 μg/m3 (10) 28.0
 
Jan. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 3.4 μg/m3 (14) 28.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 0.2 μg/m3 (1) 27.0
 
Jan. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 0.2 μg/m3 (1) 27.0
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 11.3 μg/m3 (47) 47.0
 
Jan. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 11.2 μg/m3 (47) 47.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 0.4 μg/m3 (2) 27.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 0.6 μg/m3 (2) 26.0
 
Jan. 20, 2019, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 0.0 μg/m3 (0) 25.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A -0.1 μg/m3 (0) 26.0
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.3 μg/m3 (1) 1.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 0.3 μg/m3 (1) 27.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 0.4 μg/m3 (2) 28.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 1.7 μg/m3 (7) 28.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 0.5 μg/m3 (2) 28.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A -0.1 μg/m3 (0) 28.0
 
Jan. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 0.2 μg/m3 (1) 28.0
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
Jan. 20, 2019, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A -0.2 μg/m3 (0) 29.0
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A -0.3 μg/m3 (0) 28.0
 
Jan. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A -0.2 μg/m3 (0) 28.0
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 0.4 μg/m3 (2) 28.0
 
Jan. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 0.3 μg/m3 (1) 27.0
 
Jan. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 10.3 μg/m3 (43) 43.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 14.5 μg/m3 (55) 55.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 12.3 μg/m3 (51) 51.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 9.9 μg/m3 (41) 41.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 11.2 μg/m3 (47) 47.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 6.6 μg/m3 (28) 28.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A N/A 8.0
 
Jan. 19, 2019, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A N/A 9.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A N/A 2.0
 
Jan. 19, 2019, 9 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
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A N/A 13.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A N/A 12.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A N/A 14.0
 
Jan. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A N/A 12.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A N/A 13.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A N/A 19.0
 
Jan. 19, 2019, 2 a.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
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A N/A 18.0
 
Jan. 19, 2019, midnight N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A N/A 18.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A N/A 19.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A N/A 20.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.8 μg/m3 (16) 18.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 3.5 μg/m3 (15) 15.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 3.6 μg/m3 (15) 15.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 4.6 μg/m3 (19) 19.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 4.3 μg/m3 (18) 18.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 3.2 μg/m3 (13) 13.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 2.3 μg/m3 (10) 10.0
 
Jan. 18, 2019, 1 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
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A N/A 19.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A N/A 18.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A N/A 20.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A N/A 19.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A N/A 18.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A N/A 17.0
 
Jan. 18, 2019, 5 a.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. 18, 2019, 4 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. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.7 μg/m3 (15) 17.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 2.7 μg/m3 (11) 18.0
 
Jan. 18, 2019, 1 a.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. 18, 2019, midnight N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.1 μg/m3 (13) 18.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.3 μg/m3 (14) 17.0
 
Jan. 17, 2019, 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. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.4 μg/m3 (14) 19.0
 
Jan. 17, 2019, 8 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. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 7.2 μg/m3 (30) 30.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 8.3 μg/m3 (35) 35.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 7.3 μg/m3 (30) 30.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 6.6 μg/m3 (28) 28.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 6.4 μg/m3 (27) 27.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 3.7 μg/m3 (15) 15.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 4.1 μg/m3 (17) 17.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 12.3 μg/m3 (51) 51.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (47) 47.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 9.8 μg/m3 (41) 41.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 8.9 μg/m3 (37) 37.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 8.5 μg/m3 (35) 35.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 6.8 μg/m3 (28) 28.0
 
Jan. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 7.5 μg/m3 (31) 31.0
 
Jan. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 7.3 μg/m3 (30) 30.0
 
Jan. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 7.2 μg/m3 (30) 30.0
 
Jan. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 6.8 μg/m3 (28) 28.0
 
Jan. 17, 2019, midnight N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 8.3 μg/m3 (35) 35.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 8.9 μg/m3 (37) 37.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 4.8 μg/m3 (20) 20.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 5.1 μg/m3 (21) 21.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 6.7 μg/m3 (28) 28.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 9.9 μg/m3 (41) 41.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 10.1 μg/m3 (42) 42.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 9.4 μg/m3 (39) 39.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 8.7 μg/m3 (36) 36.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 8.1 μg/m3 (34) 34.0
 
Jan. 16, 2019, 10 a.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
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 15.2 μg/m3 (57) 57.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 12.8 μg/m3 (52) 52.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 11.1 μg/m3 (46) 46.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 11.3 μg/m3 (47) 47.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 14.0 μg/m3 (54) 54.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 20.3 μg/m3 (68) 68.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 17.5 μg/m3 (62) 62.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 18.6 μg/m3 (64) 64.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 24.8 μg/m3 (77) 77.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 30.7 μg/m3 (90) 90.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 29.1 μg/m3 (86) 86.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 23.3 μg/m3 (74) 74.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 18.6 μg/m3 (64) 64.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 17.5 μg/m3 (62) 62.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 16.3 μg/m3 (59) 59.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 13.5 μg/m3 (53) 53.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 7.2 μg/m3 (30) 30.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 6.3 μg/m3 (26) 26.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A N/A 2.0
 
Jan. 15, 2019, 2 p.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
 
Jan. 15, 2019, 1 p.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
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A N/A 5.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A N/A 4.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A N/A 10.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A N/A 11.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A N/A 12.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A N/A 8.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 10.1 μg/m3 (42) 42.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 11.4 μg/m3 (48) 48.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 14.8 μg/m3 (56) 56.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 18.5 μg/m3 (64) 64.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 21.1 μg/m3 (69) 69.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 23.0 μg/m3 (73) 73.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 11.1 μg/m3 (46) 46.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 0.3 μg/m3 (1) 22.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 0.3 μg/m3 (1) 22.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 0.3 μg/m3 (1) 25.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 0.3 μg/m3 (1) 22.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 0.3 μg/m3 (1) 20.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 0.3 μg/m3 (1) 18.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.3 μg/m3 (1) 15.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 0.3 μg/m3 (1) 10.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 0.3 μg/m3 (1) 8.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 0.3 μg/m3 (1) 5.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 0.3 μg/m3 (1) 7.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.3 μg/m3 (1) 1.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 0.3 μg/m3 (1) 8.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 0.3 μg/m3 (1) 12.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 0.3 μg/m3 (1) 12.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 0.3 μg/m3 (1) 12.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 0.3 μg/m3 (1) 10.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 0.3 μg/m3 (1) 8.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 0.3 μg/m3 (1) 7.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 0.3 μg/m3 (1) 7.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 0.3 μg/m3 (1) 11.0
 
Jan. 14, 2019, midnight N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 0.3 μg/m3 (1) 5.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 0.3 μg/m3 (1) 15.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 0.3 μg/m3 (1) 21.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 0.3 μg/m3 (1) 23.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 0.3 μg/m3 (1) 21.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 0.3 μg/m3 (1) 18.0