ID: 1225

AQSQID: 290950034

Site Name: Troost

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

Updated: Jan. 17, 2021, 5:31 p.m.

Location: Kansas City (Central Business Dist - Downtown), MO

Reporting: True, Located: True

Current AQI: 24.0

Kansas City (Central Business Dist - Downtown) MO, US: 39.10465, -94.57055

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2021, 4 p.m. 15.6 ppb (15) 8.1 ppb (8) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 25.5 μg/m3 (24) 3.9 μg/m3 (17) 24.0
 
Jan. 17, 2021, 3 p.m. 18.2 ppb (18) 7.4 ppb (7) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 21.6 μg/m3 (20) 6.1 μg/m3 (26) 26.0
 
Jan. 17, 2021, 2 p.m. 12.5 ppb (12) 2.9 ppb (3) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 17.7 μg/m3 (17) 5.1 μg/m3 (22) 22.0
 
Jan. 17, 2021, 1 p.m. 13.2 ppb (13) 1.5 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 17.2 μg/m3 (16) 4.2 μg/m3 (18) 18.0
 
Jan. 17, 2021, noon 10.0 ppb (10) 0.7 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 12.9 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2021, 11 a.m. 14.8 ppb (14) 1.4 ppb (2) N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 12.7 μg/m3 (12) 2.6 μg/m3 (11) 14.0
 
Jan. 17, 2021, 10 a.m. 8.7 ppb (9) 0.4 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 11.9 μg/m3 (12) 4.3 μg/m3 (18) 18.0
 
Jan. 17, 2021, 9 a.m. 6.6 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.1 μg/m3 (11) 3.6 μg/m3 (16) 16.0
 
Jan. 17, 2021, 8 a.m. 8.5 ppb (9) 1.0 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 10.2 μg/m3 (10) 5.4 μg/m3 (23) 23.0
 
Jan. 17, 2021, 7 a.m. 7.6 ppb (8) 1.2 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 3.0 μg/m3 (13) 13.0
 
Jan. 17, 2021, 6 a.m. 7.8 ppb (8) 1.6 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 10.4 μg/m3 (10) 4.8 μg/m3 (20) 20.0
 
Jan. 17, 2021, 5 a.m. 8.4 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 10.9 μg/m3 (11) 5.5 μg/m3 (23) 23.0
 
Jan. 17, 2021, 4 a.m. 12.9 ppb (13) 2.9 ppb (3) N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 12.1 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2021, 3 a.m. 14.7 ppb (14) 3.1 ppb (3) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 13.5 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2021, 2 a.m. 10.6 ppb (10) 1.3 ppb (2) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 14.6 μg/m3 (14) 3.8 μg/m3 (16) 16.0
 
Jan. 17, 2021, 1 a.m. 12.8 ppb (13) 2.6 ppb (3) N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 4.9 μg/m3 (21) 21.0
 
Jan. 17, 2021, midnight 16.1 ppb (16) 3.8 ppb (4) N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 15.2 μg/m3 (15) 5.5 μg/m3 (23) 23.0
 
Jan. 16, 2021, 11 p.m. 17.7 ppb (17) 5.0 ppb (5) N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 5.9 μg/m3 (25) 25.0
 
Jan. 16, 2021, 10 p.m. 13.0 ppb (13) 4.2 ppb (4) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 18.3 μg/m3 (17) 4.1 μg/m3 (18) 18.0
 
Jan. 16, 2021, 9 p.m. 11.0 ppb (11) 4.6 ppb (5) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 15.8 μg/m3 (15) 2.1 μg/m3 (9) 15.0
 
Jan. 16, 2021, 8 p.m. 12.0 ppb (12) 5.6 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 2.3 μg/m3 (10) 19.0
 
Jan. 16, 2021, 7 p.m. 12.4 ppb (12) 6.1 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 15.4 μg/m3 (15) 0.2 μg/m3 (1) 15.0
 
Jan. 16, 2021, 6 p.m. 11.8 ppb (12) 5.1 ppb (5) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 20.1 μg/m3 (19) 0.4 μg/m3 (2) 19.0
 
Jan. 16, 2021, 5 p.m. 11.0 ppb (11) 5.2 ppb (5) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 17.3 μg/m3 (17) 5.4 μg/m3 (23) 23.0
 
Jan. 16, 2021, 4 p.m. 12.1 ppb (12) 5.4 ppb (6) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 12.9 μg/m3 (12) 0.5 μg/m3 (3) 12.0
 
Jan. 16, 2021, 3 p.m. 10.7 ppb (11) 4.1 ppb (4) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 10.6 μg/m3 (10) 3.8 μg/m3 (16) 16.0
 
Jan. 16, 2021, 2 p.m. 7.4 ppb (7) 2.2 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 10.1 μg/m3 (10) 2.9 μg/m3 (13) 13.0
 
Jan. 16, 2021, 1 p.m. 9.3 ppb (9) 2.5 ppb (3) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 9.1 μg/m3 (9) 1.8 μg/m3 (8) 9.0
 
Jan. 16, 2021, noon 7.4 ppb (7) 1.5 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 9.5 μg/m3 (9) 3.5 μg/m3 (15) 15.0
 
Jan. 16, 2021, 11 a.m. 10.8 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 9.9 μg/m3 (10) 3.7 μg/m3 (16) 16.0
 
Jan. 16, 2021, 10 a.m. 13.5 ppb (13) 5.2 ppb (5) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 8.8 μg/m3 (9) 3.0 μg/m3 (13) 13.0
 
Jan. 16, 2021, 9 a.m. 17.0 ppb (17) 7.0 ppb (7) N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 8.6 μg/m3 (8) 5.5 μg/m3 (23) 23.0
 
Jan. 16, 2021, 8 a.m. 10.5 ppb (10) 4.1 ppb (4) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 7.5 μg/m3 (7) 1.3 μg/m3 (6) 10.0
 
Jan. 16, 2021, 7 a.m. 14.8 ppb (14) 6.0 ppb (6) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 8.3 μg/m3 (8) 3.9 μg/m3 (17) 17.0
 
Jan. 16, 2021, 6 a.m. 15.1 ppb (15) 6.8 ppb (7) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 8.3 μg/m3 (8) 1.2 μg/m3 (5) 15.0
 
Jan. 16, 2021, 5 a.m. 10.7 ppb (11) 4.3 ppb (5) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 7.7 μg/m3 (8) 1.4 μg/m3 (6) 11.0
 
Jan. 16, 2021, 4 a.m. 10.8 ppb (11) 4.4 ppb (5) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (9) 0.6 μg/m3 (3) 11.0
 
Jan. 16, 2021, 3 a.m. 11.3 ppb (11) 4.3 ppb (5) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 8.3 μg/m3 (8) 0.0 μg/m3 (0) 11.0
 
Jan. 16, 2021, 2 a.m. 8.4 ppb (8) 2.8 ppb (3) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 8.3 μg/m3 (8) 0.8 μg/m3 (4) 8.0
 
Jan. 16, 2021, 1 a.m. 15.2 ppb (15) 6.7 ppb (7) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 8.5 μg/m3 (8) 3.2 μg/m3 (14) 15.0
 
Jan. 16, 2021, midnight 18.1 ppb (18) 8.4 ppb (8) N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 8.5 μg/m3 (8) 1.6 μg/m3 (7) 18.0
 
Jan. 15, 2021, 11 p.m. 25.4 ppb (24) 12.4 ppb (12) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 7.8 μg/m3 (8) 4.3 μg/m3 (18) 24.0
 
Jan. 15, 2021, 10 p.m. 16.7 ppb (16) 8.2 ppb (8) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 8.2 μg/m3 (8) -0.8 μg/m3 (0) 16.0
 
Jan. 15, 2021, 9 p.m. 16.1 ppb (16) 8.5 ppb (9) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 7.1 μg/m3 (7) 1.8 μg/m3 (8) 16.0
 
Jan. 15, 2021, 8 p.m. 14.1 ppb (14) 7.1 ppb (7) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 7.5 μg/m3 (7) 3.2 μg/m3 (14) 14.0
 
Jan. 15, 2021, 7 p.m. 11.3 ppb (11) 5.5 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 8.7 μg/m3 (9) 0.3 μg/m3 (2) 11.0
 
Jan. 15, 2021, 6 p.m. 11.1 ppb (11) 5.5 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 8.6 μg/m3 (8) 1.1 μg/m3 (5) 11.0
 
Jan. 15, 2021, 5 p.m. 9.8 ppb (10) 4.9 ppb (5) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 9.2 μg/m3 (9) 2.0 μg/m3 (9) 10.0
 
Jan. 15, 2021, 4 p.m. 8.1 ppb (8) 4.3 ppb (5) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 9.5 μg/m3 (9) 0.1 μg/m3 (1) 9.0
 
Jan. 15, 2021, 3 p.m. 8.2 ppb (8) 3.8 ppb (4) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 10.1 μg/m3 (10) 2.1 μg/m3 (9) 10.0
 
Jan. 15, 2021, 2 p.m. 7.8 ppb (8) 2.4 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 13.4 μg/m3 (13) 0.9 μg/m3 (4) 13.0
 
Jan. 15, 2021, 1 p.m. 7.9 ppb (8) 1.9 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 12.2 μg/m3 (12) 0.6 μg/m3 (3) 12.0
 
Jan. 15, 2021, noon 7.9 ppb (8) 2.3 ppb (3) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 12.1 μg/m3 (12) 1.7 μg/m3 (8) 12.0
 
Jan. 15, 2021, 11 a.m. 4.4 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 15.2 μg/m3 (15) 0.8 μg/m3 (4) 15.0
 
Jan. 15, 2021, 10 a.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 13.2 μg/m3 (13) 1.6 μg/m3 (7) 13.0
 
Jan. 15, 2021, 9 a.m. 5.5 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 15.4 μg/m3 (15) -1.4 μg/m3 (0) 15.0
 
Jan. 15, 2021, 8 a.m. 4.1 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 20.2 μg/m3 (19) 0.5 μg/m3 (3) 19.0
 
Jan. 15, 2021, 7 a.m. 6.3 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 32.2 μg/m3 (30) 2.7 μg/m3 (12) 30.0
 
Jan. 15, 2021, 6 a.m. 5.9 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A 35.8 μg/m3 (34) 0.6 μg/m3 (3) 34.0
 
Jan. 15, 2021, 5 a.m. 9.7 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 27.6 μg/m3 (26) -3.8 μg/m3 (0) 26.0
 
Jan. 15, 2021, 4 a.m. 8.5 ppb (9) 2.1 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 35.9 μg/m3 (34) 0.8 μg/m3 (4) 34.0
 
Jan. 15, 2021, 3 a.m. 5.1 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 31.2 μg/m3 (29) 2.3 μg/m3 (10) 29.0
 
Jan. 15, 2021, 2 a.m. 6.1 ppb (6) 1.4 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 23.4 μg/m3 (22) 0.6 μg/m3 (3) 22.0
 
Jan. 15, 2021, 1 a.m. 9.1 ppb (9) 1.7 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 19.0 μg/m3 (18) 0.3 μg/m3 (2) 18.0
 
Jan. 15, 2021, midnight 12.3 ppb (12) 3.5 ppb (4) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 19.4 μg/m3 (18) 1.7 μg/m3 (8) 18.0
 
Jan. 14, 2021, 11 p.m. 22.5 ppb (22) 7.4 ppb (7) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 20.8 μg/m3 (20) 2.3 μg/m3 (10) 22.0
 
Jan. 14, 2021, 10 p.m. 18.4 ppb (18) 6.7 ppb (7) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 20.9 μg/m3 (20) 2.6 μg/m3 (11) 20.0
 
Jan. 14, 2021, 9 p.m. 12.3 ppb (12) 5.2 ppb (5) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 27.0 μg/m3 (25) 0.3 μg/m3 (2) 25.0
 
Jan. 14, 2021, 8 p.m. 22.3 ppb (22) 9.9 ppb (10) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 54.0 μg/m3 (50) 3.7 μg/m3 (16) 50.0
 
Jan. 14, 2021, 7 p.m. 19.5 ppb (19) 8.2 ppb (8) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 32.6 μg/m3 (31) 2.2 μg/m3 (10) 31.0
 
Jan. 14, 2021, 6 p.m. 22.6 ppb (22) 9.0 ppb (9) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 32.0 μg/m3 (30) 1.0 μg/m3 (5) 30.0
 
Jan. 14, 2021, 5 p.m. 22.5 ppb (22) 9.3 ppb (9) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 33.1 μg/m3 (31) 2.2 μg/m3 (10) 31.0
 
Jan. 14, 2021, 4 p.m. 18.3 ppb (18) 7.5 ppb (8) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 54.0 μg/m3 (50) 7.8 μg/m3 (33) 50.0
 
Jan. 14, 2021, 3 p.m. 22.3 ppb (22) 8.4 ppb (8) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 74.9 μg/m3 (61) 9.3 μg/m3 (39) 61.0
 
Jan. 14, 2021, 2 p.m. 14.9 ppb (15) 5.2 ppb (5) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 58.6 μg/m3 (53) 5.2 μg/m3 (22) 53.0
 
Jan. 14, 2021, 1 p.m. 18.7 ppb (18) 6.2 ppb (6) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 23.3 μg/m3 (22) 0.5 μg/m3 (3) 22.0
 
Jan. 14, 2021, noon 14.4 ppb (14) 4.8 ppb (5) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 28.2 μg/m3 (27) 4.7 μg/m3 (20) 27.0
 
Jan. 14, 2021, 11 a.m. 7.4 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A 28.9 μg/m3 (27) -0.5 μg/m3 (0) 27.0
 
Jan. 14, 2021, 10 a.m. 9.4 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 20.1 μg/m3 (19) 3.5 μg/m3 (15) 19.0
 
Jan. 14, 2021, 9 a.m. 9.7 ppb (10) 0.4 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 19.3 μg/m3 (18) 6.1 μg/m3 (26) 26.0
 
Jan. 14, 2021, 8 a.m. 8.9 ppb (9) 0.3 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 22.0 μg/m3 (21) 7.2 μg/m3 (31) 31.0
 
Jan. 14, 2021, 7 a.m. 11.7 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 21.7 μg/m3 (21) 5.3 μg/m3 (23) 23.0
 
Jan. 14, 2021, 6 a.m. 10.3 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 19.8 μg/m3 (19) 8.0 μg/m3 (34) 34.0
 
Jan. 14, 2021, 5 a.m. 11.7 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 19.4 μg/m3 (18) 7.4 μg/m3 (31) 31.0
 
Jan. 14, 2021, 4 a.m. 11.8 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 20.3 μg/m3 (19) 5.7 μg/m3 (24) 24.0
 
Jan. 14, 2021, 3 a.m. 13.5 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 20.6 μg/m3 (20) 7.9 μg/m3 (33) 33.0
 
Jan. 14, 2021, 2 a.m. 15.2 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 23.1 μg/m3 (22) 9.2 μg/m3 (39) 39.0
 
Jan. 14, 2021, 1 a.m. 13.4 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 24.1 μg/m3 (23) 7.0 μg/m3 (30) 30.0
 
Jan. 14, 2021, midnight 15.5 ppb (15) 1.2 ppb (2) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 27.5 μg/m3 (26) 7.4 μg/m3 (31) 31.0
 
Jan. 13, 2021, 11 p.m. 18.6 ppb (18) 2.2 ppb (3) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 27.8 μg/m3 (26) 9.5 μg/m3 (40) 40.0
 
Jan. 13, 2021, 10 p.m. 15.6 ppb (15) 3.3 ppb (4) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 27.7 μg/m3 (26) 4.7 μg/m3 (20) 26.0
 
Jan. 13, 2021, 9 p.m. 17.3 ppb (17) 5.2 ppb (5) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 25.9 μg/m3 (24) 7.1 μg/m3 (30) 30.0
 
Jan. 13, 2021, 8 p.m. 16.1 ppb (16) 5.1 ppb (5) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 24.0 μg/m3 (23) 6.4 μg/m3 (27) 27.0
 
Jan. 13, 2021, 7 p.m. 14.5 ppb (14) 5.0 ppb (5) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 22.6 μg/m3 (21) 7.2 μg/m3 (31) 31.0
 
Jan. 13, 2021, 6 p.m. 18.9 ppb (18) 7.6 ppb (8) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 26.3 μg/m3 (25) 10.9 μg/m3 (46) 46.0
 
Jan. 13, 2021, 5 p.m. 20.0 ppb (19) 6.8 ppb (7) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 28.2 μg/m3 (27) 12.6 μg/m3 (53) 53.0
 
Jan. 13, 2021, 4 p.m. 22.1 ppb (21) 7.4 ppb (7) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 26.2 μg/m3 (25) 7.9 μg/m3 (33) 33.0
 
Jan. 13, 2021, 3 p.m. 22.1 ppb (21) 6.3 ppb (6) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 26.1 μg/m3 (25) 8.2 μg/m3 (35) 35.0
 
Jan. 13, 2021, 2 p.m. 21.8 ppb (21) 5.7 ppb (6) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 21.3 μg/m3 (20) 9.5 μg/m3 (40) 40.0
 
Jan. 13, 2021, 1 p.m. 21.9 ppb (21) 5.5 ppb (6) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 20.5 μg/m3 (19) 9.5 μg/m3 (40) 40.0
 
Jan. 13, 2021, noon 16.1 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 19.7 μg/m3 (19) 7.1 μg/m3 (30) 30.0
 
Jan. 13, 2021, 11 a.m. 13.6 ppb (13) 0.6 ppb (1) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 21.3 μg/m3 (20) 5.7 μg/m3 (24) 24.0
 
Jan. 13, 2021, 10 a.m. 11.9 ppb (12) 0.6 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 19.3 μg/m3 (18) 5.1 μg/m3 (22) 22.0
 
Jan. 13, 2021, 9 a.m. 10.1 ppb (10) 0.5 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 18.8 μg/m3 (18) 6.5 μg/m3 (28) 28.0
 
Jan. 13, 2021, 8 a.m. 7.6 ppb (8) 0.4 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 17.9 μg/m3 (17) 6.2 μg/m3 (26) 26.0
 
Jan. 13, 2021, 7 a.m. 8.1 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 18.6 μg/m3 (18) 3.6 μg/m3 (16) 18.0
 
Jan. 13, 2021, 6 a.m. 9.6 ppb (10) 0.6 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 16.3 μg/m3 (16) 4.9 μg/m3 (21) 21.0
 
Jan. 13, 2021, 5 a.m. 10.9 ppb (11) 0.7 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 14.1 μg/m3 (14) 2.2 μg/m3 (10) 14.0
 
Jan. 13, 2021, 4 a.m. 9.2 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 16.1 μg/m3 (15) 4.6 μg/m3 (20) 20.0
 
Jan. 13, 2021, 3 a.m. 10.0 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 14.2 μg/m3 (14) 3.6 μg/m3 (16) 16.0
 
Jan. 13, 2021, 2 a.m. 12.7 ppb (12) 0.9 ppb (1) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 17.5 μg/m3 (17) 4.9 μg/m3 (21) 21.0
 
Jan. 13, 2021, 1 a.m. 16.6 ppb (16) 1.0 ppb (1) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 21.6 μg/m3 (20) 4.8 μg/m3 (20) 20.0
 
Jan. 13, 2021, midnight 26.0 ppb (25) 3.3 ppb (4) N/A 23.0 ppb (22) N/A 1.0 ppb (2) N/A N/A 27.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
Jan. 12, 2021, 11 p.m. 28.8 ppb (28) 4.9 ppb (5) N/A 24.0 ppb (23) N/A 1.0 ppb (2) N/A N/A 27.2 μg/m3 (26) 9.4 μg/m3 (40) 40.0
 
Jan. 12, 2021, 10 p.m. 18.6 ppb (18) 4.7 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 18.6 μg/m3 (18) 6.7 μg/m3 (28) 28.0
 
Jan. 12, 2021, 9 p.m. 21.0 ppb (20) 7.8 ppb (8) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 18.8 μg/m3 (18) 7.6 μg/m3 (32) 32.0
 
Jan. 12, 2021, 8 p.m. 20.2 ppb (20) 8.2 ppb (8) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 22.6 μg/m3 (21) 7.8 μg/m3 (33) 33.0
 
Jan. 12, 2021, 7 p.m. 22.6 ppb (22) 10.1 ppb (10) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 27.2 μg/m3 (26) 6.3 μg/m3 (27) 27.0
 
Jan. 12, 2021, 6 p.m. 24.1 ppb (23) 11.1 ppb (11) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 23.1 μg/m3 (22) 4.5 μg/m3 (19) 23.0
 
Jan. 12, 2021, 5 p.m. 29.7 ppb (29) 15.1 ppb (15) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 27.9 μg/m3 (26) 4.4 μg/m3 (19) 29.0
 
Jan. 12, 2021, 4 p.m. 32.6 ppb (31) 17.5 ppb (17) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 30.3 μg/m3 (29) 6.7 μg/m3 (28) 31.0
 
Jan. 12, 2021, 3 p.m. 30.8 ppb (30) 15.4 ppb (15) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 24.3 μg/m3 (23) 8.3 μg/m3 (35) 35.0
 
Jan. 12, 2021, 2 p.m. 25.2 ppb (24) 9.7 ppb (10) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 18.0 μg/m3 (17) 4.3 μg/m3 (18) 24.0
 
Jan. 12, 2021, 1 p.m. 21.5 ppb (21) 5.4 ppb (6) N/A 16.0 ppb (16) N/A 0.0 ppb (0) N/A N/A 16.3 μg/m3 (16) 5.6 μg/m3 (24) 24.0
 
Jan. 12, 2021, noon 16.0 ppb (16) 3.0 ppb (3) N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 13.3 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Jan. 12, 2021, 11 a.m. 12.8 ppb (13) 1.6 ppb (2) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 12.7 μg/m3 (12) 4.4 μg/m3 (19) 19.0
 
Jan. 12, 2021, 10 a.m. 7.9 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 11.7 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Jan. 12, 2021, 9 a.m. 7.5 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 11.6 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Jan. 12, 2021, 8 a.m. 8.3 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 11.5 μg/m3 (11) 2.8 μg/m3 (12) 12.0
 
Jan. 12, 2021, 7 a.m. 7.0 ppb (7) 0.6 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Jan. 12, 2021, 6 a.m. 9.3 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 12.9 μg/m3 (12) 4.7 μg/m3 (20) 20.0
 
Jan. 12, 2021, 5 a.m. 11.0 ppb (11) 0.7 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 15.2 μg/m3 (15) 4.6 μg/m3 (20) 20.0
 
Jan. 12, 2021, 4 a.m. 12.8 ppb (13) 1.2 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 16.5 μg/m3 (16) 6.9 μg/m3 (29) 29.0
 
Jan. 12, 2021, 3 a.m. 12.2 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 19.2 μg/m3 (18) 9.7 μg/m3 (41) 41.0
 
Jan. 12, 2021, 2 a.m. 13.1 ppb (13) 1.2 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 19.9 μg/m3 (19) 10.4 μg/m3 (44) 44.0
 
Jan. 12, 2021, 1 a.m. 14.2 ppb (14) 1.1 ppb (2) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 21.6 μg/m3 (20) 7.7 μg/m3 (33) 33.0
 
Jan. 12, 2021, midnight 18.1 ppb (18) 2.0 ppb (2) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 23.6 μg/m3 (22) 8.1 μg/m3 (34) 34.0
 
Jan. 11, 2021, 11 p.m. 21.4 ppb (21) 4.1 ppb (4) N/A 17.0 ppb (17) N/A 1.0 ppb (2) N/A N/A 21.8 μg/m3 (21) 6.9 μg/m3 (29) 29.0
 
Jan. 11, 2021, 10 p.m. 16.6 ppb (16) 5.0 ppb (5) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 20.5 μg/m3 (19) 6.8 μg/m3 (29) 29.0
 
Jan. 11, 2021, 9 p.m. 17.1 ppb (17) 6.3 ppb (6) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 22.7 μg/m3 (22) 6.9 μg/m3 (29) 29.0
 
Jan. 11, 2021, 8 p.m. 15.1 ppb (15) 5.9 ppb (6) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 21.3 μg/m3 (20) 6.3 μg/m3 (27) 27.0
 
Jan. 11, 2021, 7 p.m. 11.8 ppb (12) 4.6 ppb (5) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 21.6 μg/m3 (20) 8.6 μg/m3 (36) 36.0
 
Jan. 11, 2021, 6 p.m. 13.7 ppb (13) 5.8 ppb (6) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 17.4 μg/m3 (17) 4.4 μg/m3 (19) 19.0
 
Jan. 11, 2021, 5 p.m. 11.8 ppb (12) 4.5 ppb (5) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 18.6 μg/m3 (18) 2.7 μg/m3 (12) 18.0
 
Jan. 11, 2021, 4 p.m. 16.2 ppb (16) 6.5 ppb (7) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 19.4 μg/m3 (18) 3.0 μg/m3 (13) 18.0
 
Jan. 11, 2021, 3 p.m. 32.6 ppb (31) 15.3 ppb (15) N/A 17.0 ppb (17) N/A 1.0 ppb (2) N/A N/A 26.6 μg/m3 (25) 7.7 μg/m3 (33) 33.0
 
Jan. 11, 2021, 2 p.m. 34.6 ppb (33) 14.1 ppb (14) N/A 20.0 ppb (19) N/A 1.0 ppb (2) N/A N/A 22.2 μg/m3 (21) 12.2 μg/m3 (52) 52.0
 
Jan. 11, 2021, 1 p.m. 32.8 ppb (31) 9.7 ppb (10) N/A 23.0 ppb (22) N/A 1.0 ppb (2) N/A N/A 20.1 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
Jan. 11, 2021, noon 34.1 ppb (33) 10.5 ppb (10) N/A 24.0 ppb (23) N/A 1.0 ppb (2) N/A N/A 19.9 μg/m3 (19) 8.0 μg/m3 (34) 34.0
 
Jan. 11, 2021, 11 a.m. 36.2 ppb (35) 11.5 ppb (11) N/A 25.0 ppb (24) N/A 1.0 ppb (2) N/A N/A 22.5 μg/m3 (21) 13.0 μg/m3 (53) 53.0
 
Jan. 11, 2021, 10 a.m. 21.8 ppb (21) 2.4 ppb (3) N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A 20.5 μg/m3 (19) 13.8 μg/m3 (55) 55.0
 
Jan. 11, 2021, 9 a.m. 28.3 ppb (27) 5.6 ppb (6) N/A 23.0 ppb (22) N/A 1.0 ppb (2) N/A N/A 22.5 μg/m3 (21) 12.2 μg/m3 (52) 52.0
 
Jan. 11, 2021, 8 a.m. 27.5 ppb (26) 5.3 ppb (5) N/A 22.0 ppb (21) N/A 1.0 ppb (2) N/A N/A 26.3 μg/m3 (25) 12.8 μg/m3 (53) 53.0
 
Jan. 11, 2021, 7 a.m. 21.9 ppb (21) 3.0 ppb (3) N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A 23.2 μg/m3 (22) 14.2 μg/m3 (56) 56.0
 
Jan. 11, 2021, 6 a.m. 18.7 ppb (18) 2.7 ppb (3) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 21.0 μg/m3 (20) 10.4 μg/m3 (44) 44.0
 
Jan. 11, 2021, 5 a.m. 17.3 ppb (17) 2.8 ppb (3) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 23.8 μg/m3 (23) 14.8 μg/m3 (57) 57.0
 
Jan. 11, 2021, 4 a.m. 21.5 ppb (21) 5.3 ppb (5) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 28.3 μg/m3 (27) 17.2 μg/m3 (62) 62.0
 
Jan. 11, 2021, 3 a.m. 19.5 ppb (19) 4.6 ppb (5) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 27.2 μg/m3 (26) 13.0 μg/m3 (53) 53.0
 
Jan. 11, 2021, 2 a.m. 14.4 ppb (14) 3.7 ppb (4) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 25.9 μg/m3 (24) 13.3 μg/m3 (54) 54.0
 
Jan. 11, 2021, 1 a.m. 20.2 ppb (20) 5.6 ppb (6) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 23.9 μg/m3 (23) 10.6 μg/m3 (45) 45.0
 
Jan. 11, 2021, midnight 18.3 ppb (18) 4.7 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 18.0 μg/m3 (17) 8.9 μg/m3 (38) 38.0
 
Jan. 10, 2021, 11 p.m. 9.6 ppb (10) 1.7 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 14.3 μg/m3 (14) 5.8 μg/m3 (25) 25.0
 
Jan. 10, 2021, 10 p.m. 8.9 ppb (9) 1.8 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 18.5 μg/m3 (18) 8.9 μg/m3 (38) 38.0
 
Jan. 10, 2021, 9 p.m. 7.5 ppb (8) 1.9 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 17.5 μg/m3 (17) 9.4 μg/m3 (40) 40.0
 
Jan. 10, 2021, 8 p.m. 8.4 ppb (8) 2.7 ppb (3) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 17.3 μg/m3 (17) 6.2 μg/m3 (26) 26.0
 
Jan. 10, 2021, 7 p.m. 12.1 ppb (12) 5.1 ppb (5) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 16.7 μg/m3 (16) 7.4 μg/m3 (31) 31.0
 
Jan. 10, 2021, 6 p.m. 13.3 ppb (13) 5.9 ppb (6) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 18.5 μg/m3 (18) 7.6 μg/m3 (32) 32.0
 
Jan. 10, 2021, 5 p.m. 10.5 ppb (10) 4.2 ppb (4) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 19.2 μg/m3 (18) 10.7 μg/m3 (45) 45.0