AQSQID: 290950042

Site Name: Blue Ridge I-70

Location: Kansas City (Harvard Lane), MO

Reporting: True, Located: True

Current AQI: 3.0

Kansas City (Harvard Lane) MO, US: 39.047911, -94.450513

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 23, 2019, 3 a.m. 2.8 ppb (3) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 0.3 μg/m3 (1) 3.0
 
July 23, 2019, 2 a.m. 3.1 ppb (3) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (2) N/A 1.6 μg/m3 (7) 7.0
 
July 23, 2019, 1 a.m. 2.0 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (2) N/A 5.6 μg/m3 (23) 23.0
 
July 23, 2019, midnight 1.2 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.15 ppb (2) N/A 3.3 μg/m3 (14) 14.0
 
July 22, 2019, 11 p.m. 1.2 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.15 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
July 22, 2019, 10 p.m. 1.2 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.15 ppb (2) N/A 5.2 μg/m3 (22) 22.0
 
July 22, 2019, 9 p.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.14 ppb (2) N/A 0.9 μg/m3 (4) 4.0
 
July 22, 2019, 8 p.m. 0.7 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.12 ppb (1) N/A N/A 1.0
 
July 22, 2019, 7 p.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.12 ppb (1) N/A 10.8 μg/m3 (45) 45.0
 
July 22, 2019, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (1) N/A 1.7 μg/m3 (7) 7.0
 
July 22, 2019, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (1) N/A 22.3 μg/m3 (72) 72.0
 
July 22, 2019, 4 p.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (1) N/A -3.9 μg/m3 (0) 2.0
 
July 22, 2019, 3 p.m. 3.3 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 0.9 μg/m3 (4) 4.0
 
July 22, 2019, 2 p.m. 3.3 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (1) N/A 7.3 μg/m3 (30) 30.0
 
July 22, 2019, 1 p.m. 4.5 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
July 22, 2019, noon 4.4 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.13 ppb (1) N/A 4.0 μg/m3 (17) 17.0
 
July 22, 2019, 11 a.m. 2.9 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.13 ppb (1) N/A 2.1 μg/m3 (9) 9.0
 
July 22, 2019, 10 a.m. 2.7 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.13 ppb (1) N/A 1.1 μg/m3 (5) 5.0
 
July 22, 2019, 9 a.m. 4.7 ppb (4) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.12 ppb (1) N/A 0.8 μg/m3 (3) 5.0
 
July 22, 2019, 8 a.m. 3.0 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.13 ppb (1) N/A 6.2 μg/m3 (26) 26.0
 
July 22, 2019, 7 a.m. 1.7 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (1) N/A 4.2 μg/m3 (18) 18.0
 
July 22, 2019, 6 a.m. 1.5 ppb (1) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.11 ppb (1) N/A 2.8 μg/m3 (12) 12.0
 
July 22, 2019, 5 a.m. 1.0 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.12 ppb (1) N/A 2.2 μg/m3 (9) 9.0
 
July 22, 2019, 4 a.m. 1.2 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.12 ppb (1) N/A 1.6 μg/m3 (7) 7.0
 
July 22, 2019, 3 a.m. 1.9 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.12 ppb (1) N/A 1.1 μg/m3 (5) 5.0
 
July 22, 2019, 2 a.m. 2.5 ppb (2) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.13 ppb (1) N/A -0.7 μg/m3 (0) 3.0
 
July 22, 2019, 1 a.m. 2.8 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 1.3 μg/m3 (5) 5.0
 
July 22, 2019, midnight 3.3 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.18 ppb (2) N/A 4.5 μg/m3 (19) 19.0
 
July 21, 2019, 11 p.m. 2.3 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.15 ppb (2) N/A 1.3 μg/m3 (5) 5.0
 
July 21, 2019, 10 p.m. 1.6 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.14 ppb (2) N/A 0.7 μg/m3 (3) 3.0
 
July 21, 2019, 9 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.14 ppb (2) N/A 13.3 μg/m3 (53) 53.0
 
July 21, 2019, 8 p.m. 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.15 ppb (2) N/A 0.8 μg/m3 (3) 3.0
 
July 21, 2019, 7 p.m. 3.5 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (2) N/A 15.6 μg/m3 (58) 58.0
 
July 21, 2019, 6 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.15 ppb (2) N/A 28.8 μg/m3 (86) 86.0
 
July 21, 2019, 5 p.m. 2.3 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.14 ppb (2) N/A 7.2 μg/m3 (30) 30.0
 
July 21, 2019, 4 p.m. 5.5 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) N/A -0.5 μg/m3 (0) 5.0
 
July 21, 2019, 3 p.m. 7.9 ppb (7) 1.4 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.16 ppb (2) N/A 2.2 μg/m3 (9) 9.0
 
July 21, 2019, 2 p.m. 6.1 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) N/A 3.4 μg/m3 (14) 14.0
 
July 21, 2019, 1 p.m. 2.6 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A -1.0 μg/m3 (0) 3.0
 
July 21, 2019, noon 5.5 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) N/A -4.1 μg/m3 (0) 5.0
 
July 21, 2019, 11 a.m. 5.9 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.13 ppb (1) N/A 0.5 μg/m3 (2) 5.0
 
July 21, 2019, 10 a.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 3.6 μg/m3 (15) 15.0
 
July 21, 2019, 9 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A -2.7 μg/m3 (0) 3.0
 
July 21, 2019, 8 a.m. 2.4 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (1) N/A -0.6 μg/m3 (0) 2.0
 
July 21, 2019, 7 a.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.12 ppb (1) N/A 2.7 μg/m3 (11) 11.0
 
July 21, 2019, 6 a.m. 2.2 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (1) N/A 4.7 μg/m3 (20) 20.0
 
July 21, 2019, 5 a.m. 1.9 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.12 ppb (1) N/A 8.2 μg/m3 (34) 34.0
 
July 21, 2019, 4 a.m. 9.9 ppb (9) 3.4 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A 7.5 μg/m3 (31) 31.0
 
July 21, 2019, 3 a.m. 12.7 ppb (12) 4.6 ppb (4) N/A 8.0 ppb (7) N/A N/A N/A 0.32 ppb (4) N/A 8.5 μg/m3 (35) 35.0
 
July 21, 2019, 2 a.m. 9.2 ppb (9) 1.5 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.25 ppb (3) N/A 9.9 μg/m3 (41) 41.0
 
July 21, 2019, 1 a.m. 10.6 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.26 ppb (3) N/A 5.8 μg/m3 (24) 24.0
 
July 21, 2019, midnight 14.7 ppb (14) 4.5 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.34 ppb (4) N/A 7.8 μg/m3 (32) 32.0
 
July 20, 2019, 11 p.m. 13.0 ppb (12) 4.3 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.31 ppb (3) N/A 9.3 μg/m3 (39) 39.0
 
July 20, 2019, 10 p.m. 11.0 ppb (10) 4.3 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.31 ppb (3) N/A 9.4 μg/m3 (39) 39.0
 
July 20, 2019, 9 p.m. 12.7 ppb (12) 4.9 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.34 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
July 20, 2019, 8 p.m. 12.0 ppb (11) 4.6 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 3.8 μg/m3 (16) 16.0
 
July 20, 2019, 7 p.m. 13.1 ppb (12) 5.9 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.32 ppb (4) N/A 4.3 μg/m3 (18) 18.0
 
July 20, 2019, 6 p.m. 10.7 ppb (10) 5.2 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A 0.27 ppb (3) N/A 10.1 μg/m3 (42) 42.0
 
July 20, 2019, 5 p.m. 11.4 ppb (11) 5.5 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 20, 2019, 4 p.m. 11.7 ppb (11) 5.4 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
July 20, 2019, 3 p.m. 12.3 ppb (11) 5.4 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A 9.2 μg/m3 (38) 38.0
 
July 20, 2019, 2 p.m. 8.6 ppb (8) 3.4 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A 5.1 μg/m3 (21) 21.0
 
July 20, 2019, 1 p.m. 10.0 ppb (9) 4.8 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.21 ppb (2) N/A 6.5 μg/m3 (27) 27.0
 
July 20, 2019, noon 11.4 ppb (11) 5.7 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
July 20, 2019, 11 a.m. 9.9 ppb (9) 5.1 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
July 20, 2019, 10 a.m. 8.9 ppb (8) 3.6 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.16 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
July 20, 2019, 9 a.m. 5.2 ppb (5) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
July 20, 2019, 8 a.m. 5.8 ppb (5) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
July 20, 2019, 7 a.m. 5.6 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
July 20, 2019, 6 a.m. 5.2 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
July 20, 2019, 5 a.m. 5.7 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.19 ppb (2) N/A 8.3 μg/m3 (35) 35.0
 
July 20, 2019, 4 a.m. 8.5 ppb (8) 2.4 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 10.3 μg/m3 (43) 43.0
 
July 20, 2019, 3 a.m. 10.9 ppb (10) 3.2 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.23 ppb (3) N/A 9.2 μg/m3 (38) 38.0
 
July 20, 2019, 2 a.m. 14.6 ppb (14) 4.3 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.29 ppb (3) N/A 7.6 μg/m3 (32) 32.0
 
July 20, 2019, 1 a.m. 18.3 ppb (17) 6.3 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A 12.6 μg/m3 (51) 51.0
 
July 20, 2019, midnight 15.9 ppb (15) 5.3 ppb (5) N/A 11.0 ppb (10) N/A N/A N/A 0.28 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 19, 2019, 11 p.m. 16.3 ppb (15) 7.3 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A 0.41 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
July 19, 2019, 10 p.m. 12.8 ppb (12) 6.8 ppb (6) N/A 6.0 ppb (6) N/A N/A N/A 0.28 ppb (3) N/A -0.1 μg/m3 (0) 12.0
 
July 19, 2019, 9 p.m. 14.1 ppb (13) 6.8 ppb (6) N/A 7.0 ppb (6) N/A N/A N/A 0.29 ppb (3) N/A 5.1 μg/m3 (21) 21.0
 
July 19, 2019, 8 p.m. 16.3 ppb (15) 7.4 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A 0.32 ppb (4) N/A 2.6 μg/m3 (11) 15.0
 
July 19, 2019, 7 p.m. 18.7 ppb (17) 8.2 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.32 ppb (4) N/A 4.1 μg/m3 (17) 17.0
 
July 19, 2019, 6 p.m. 15.9 ppb (15) 7.6 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.29 ppb (3) N/A 8.7 μg/m3 (36) 36.0
 
July 19, 2019, 5 p.m. 13.5 ppb (12) 5.6 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.22 ppb (2) N/A 9.8 μg/m3 (41) 41.0
 
July 19, 2019, 4 p.m. 10.1 ppb (9) 3.7 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
July 19, 2019, 3 p.m. 7.9 ppb (7) 3.1 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
July 19, 2019, 2 p.m. 10.4 ppb (10) 4.5 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.18 ppb (2) N/A 11.3 μg/m3 (47) 47.0
 
July 19, 2019, 1 p.m. 8.7 ppb (8) 3.3 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
July 19, 2019, noon 13.3 ppb (12) 5.4 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 6.3 μg/m3 (26) 26.0
 
July 19, 2019, 11 a.m. 14.7 ppb (14) 6.3 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.21 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
July 19, 2019, 10 a.m. 9.3 ppb (9) 3.4 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
July 19, 2019, 9 a.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.12 ppb (1) N/A 6.8 μg/m3 (28) 28.0
 
July 19, 2019, 8 a.m. 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.11 ppb (1) N/A 8.3 μg/m3 (35) 35.0
 
July 19, 2019, 7 a.m. 2.7 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.12 ppb (1) N/A 6.6 μg/m3 (28) 28.0
 
July 19, 2019, 6 a.m. 2.9 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.12 ppb (1) N/A 6.7 μg/m3 (28) 28.0
 
July 19, 2019, 5 a.m. 3.5 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.12 ppb (1) N/A 8.3 μg/m3 (35) 35.0
 
July 19, 2019, 4 a.m. 4.7 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (2) N/A 6.5 μg/m3 (27) 27.0
 
July 19, 2019, 3 a.m. 9.3 ppb (9) 2.9 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) N/A 9.7 μg/m3 (40) 40.0
 
July 19, 2019, 2 a.m. 13.4 ppb (12) 5.1 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.25 ppb (3) N/A 8.4 μg/m3 (35) 35.0
 
July 19, 2019, 1 a.m. 13.1 ppb (12) 4.5 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.26 ppb (3) N/A 8.2 μg/m3 (34) 34.0
 
July 19, 2019, midnight 13.6 ppb (13) 4.4 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.29 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
July 18, 2019, 11 p.m. 13.8 ppb (13) 6.1 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.28 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 18, 2019, 10 p.m. 13.4 ppb (12) 5.7 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.25 ppb (3) N/A 5.5 μg/m3 (23) 23.0
 
July 18, 2019, 9 p.m. 9.7 ppb (9) 4.3 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.21 ppb (2) N/A 15.9 μg/m3 (58) 58.0
 
July 18, 2019, 8 p.m. 14.2 ppb (13) 6.3 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.24 ppb (3) N/A 18.4 μg/m3 (64) 64.0
 
July 18, 2019, 7 p.m. 15.3 ppb (14) 6.7 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.27 ppb (3) N/A 8.3 μg/m3 (35) 35.0
 
July 18, 2019, 6 p.m. 15.6 ppb (14) 7.4 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.26 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
July 18, 2019, 5 p.m. 10.3 ppb (10) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.21 ppb (2) N/A 12.5 μg/m3 (51) 51.0
 
July 18, 2019, 4 p.m. 10.8 ppb (10) 4.4 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 10.2 μg/m3 (42) 42.0
 
July 18, 2019, 3 p.m. 10.0 ppb (9) 4.1 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) N/A 8.3 μg/m3 (35) 35.0
 
July 18, 2019, 2 p.m. 9.0 ppb (8) 3.6 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A 1.7 μg/m3 (7) 8.0
 
July 18, 2019, 1 p.m. 9.7 ppb (9) 4.1 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 5.7 μg/m3 (24) 24.0
 
July 18, 2019, noon 11.1 ppb (10) 4.6 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.22 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
July 18, 2019, 11 a.m. 12.4 ppb (11) 5.9 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.21 ppb (2) N/A 7.6 μg/m3 (32) 32.0
 
July 18, 2019, 10 a.m. 9.8 ppb (9) 4.5 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
July 18, 2019, 9 a.m. 6.4 ppb (6) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.14 ppb (2) N/A 2.7 μg/m3 (11) 11.0
 
July 18, 2019, 8 a.m. 3.5 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.11 ppb (1) N/A 6.1 μg/m3 (25) 25.0
 
July 18, 2019, 7 a.m. 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.11 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
July 18, 2019, 6 a.m. 3.8 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.12 ppb (1) N/A 7.6 μg/m3 (32) 32.0
 
July 18, 2019, 5 a.m. 6.2 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.13 ppb (1) N/A 5.9 μg/m3 (25) 25.0
 
July 18, 2019, 4 a.m. 6.9 ppb (6) 2.2 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 10.5 μg/m3 (44) 44.0
 
July 18, 2019, 3 a.m. 10.9 ppb (10) 4.9 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.23 ppb (3) N/A 6.8 μg/m3 (28) 28.0
 
July 18, 2019, 2 a.m. 17.4 ppb (16) 5.5 ppb (5) N/A 12.0 ppb (11) N/A N/A N/A 0.33 ppb (4) N/A 10.8 μg/m3 (45) 45.0
 
July 18, 2019, 1 a.m. 20.2 ppb (19) 6.4 ppb (6) N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
July 18, 2019, midnight 19.1 ppb (18) 7.6 ppb (7) N/A 12.0 ppb (11) N/A N/A N/A 0.35 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
July 17, 2019, 11 p.m. 19.2 ppb (18) 8.2 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.36 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
July 17, 2019, 10 p.m. 15.7 ppb (15) 7.4 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.32 ppb (4) N/A 12.2 μg/m3 (50) 50.0
 
July 17, 2019, 9 p.m. 17.9 ppb (17) 8.1 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.36 ppb (4) N/A 14.4 μg/m3 (55) 55.0
 
July 17, 2019, 8 p.m. 17.2 ppb (16) 7.6 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.33 ppb (4) N/A 7.1 μg/m3 (30) 30.0
 
July 17, 2019, 7 p.m. 31.3 ppb (29) 17.0 ppb (16) N/A 14.0 ppb (13) N/A N/A N/A 0.44 ppb (5) N/A 16.6 μg/m3 (60) 60.0
 
July 17, 2019, 6 p.m. 22.7 ppb (21) 8.9 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 18.9 μg/m3 (65) 65.0
 
July 17, 2019, 5 p.m. 16.0 ppb (15) 5.6 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.28 ppb (3) N/A 8.9 μg/m3 (37) 37.0
 
July 17, 2019, 4 p.m. 16.6 ppb (15) 6.6 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A 18.6 μg/m3 (64) 64.0
 
July 17, 2019, 3 p.m. 15.4 ppb (14) 5.0 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.28 ppb (3) N/A 5.1 μg/m3 (21) 21.0
 
July 17, 2019, 2 p.m. 15.7 ppb (15) 6.0 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.32 ppb (4) N/A 5.4 μg/m3 (23) 23.0
 
July 17, 2019, 1 p.m. 24.8 ppb (23) 13.3 ppb (12) N/A 12.0 ppb (11) N/A N/A N/A 0.37 ppb (4) N/A 7.6 μg/m3 (32) 32.0
 
July 17, 2019, noon 27.3 ppb (25) 15.6 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.39 ppb (4) N/A 6.8 μg/m3 (28) 28.0
 
July 17, 2019, 11 a.m. 24.3 ppb (23) 13.4 ppb (12) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A 2.4 μg/m3 (10) 23.0
 
July 17, 2019, 10 a.m. 17.0 ppb (16) 9.3 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A 1.9 μg/m3 (8) 16.0
 
July 17, 2019, 9 a.m. 14.5 ppb (13) 6.7 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 4.9 μg/m3 (20) 20.0
 
July 17, 2019, 8 a.m. 7.3 ppb (7) 2.1 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.15 ppb (2) N/A 1.9 μg/m3 (8) 8.0
 
July 17, 2019, 7 a.m. 7.8 ppb (7) 2.9 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.15 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
July 17, 2019, 6 a.m. 10.0 ppb (9) 3.8 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.16 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
July 17, 2019, 5 a.m. 12.3 ppb (11) 4.2 ppb (4) N/A 8.0 ppb (7) N/A N/A N/A 0.19 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
July 17, 2019, 4 a.m. 18.1 ppb (17) 7.4 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.24 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 17, 2019, 3 a.m. 20.6 ppb (19) 9.3 ppb (9) N/A 11.0 ppb (10) N/A N/A N/A 0.33 ppb (4) N/A 4.6 μg/m3 (19) 19.0
 
July 17, 2019, 2 a.m. 24.8 ppb (23) 9.4 ppb (9) N/A 16.0 ppb (15) N/A N/A N/A 0.38 ppb (4) N/A 5.5 μg/m3 (23) 23.0
 
July 17, 2019, 1 a.m. 23.8 ppb (22) 7.1 ppb (7) N/A 17.0 ppb (16) N/A N/A N/A 0.37 ppb (4) N/A 5.1 μg/m3 (21) 22.0
 
July 17, 2019, midnight 12.1 ppb (11) 2.7 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.26 ppb (3) N/A 2.0 μg/m3 (8) 11.0
 
July 16, 2019, 11 p.m. 20.3 ppb (19) 7.2 ppb (7) N/A 13.0 ppb (12) N/A N/A N/A 0.31 ppb (3) N/A 6.8 μg/m3 (28) 28.0
 
July 16, 2019, 10 p.m. 16.0 ppb (15) 5.2 ppb (5) N/A 11.0 ppb (10) N/A N/A N/A 0.29 ppb (3) N/A 0.2 μg/m3 (1) 15.0
 
July 16, 2019, 9 p.m. 20.0 ppb (19) 7.0 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.36 ppb (4) N/A 6.7 μg/m3 (28) 28.0
 
July 16, 2019, 8 p.m. 22.3 ppb (21) 7.2 ppb (7) N/A 15.0 ppb (14) N/A N/A N/A 0.35 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
July 16, 2019, 7 p.m. 19.4 ppb (18) 6.2 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.32 ppb (4) N/A 9.2 μg/m3 (38) 38.0
 
July 16, 2019, 6 p.m. 15.2 ppb (14) 4.9 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.23 ppb (3) N/A 8.1 μg/m3 (34) 34.0
 
July 16, 2019, 5 p.m. 6.0 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.15 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
July 16, 2019, 4 p.m. 3.6 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A -1.8 μg/m3 (0) 3.0
 
July 16, 2019, 3 p.m. 9.1 ppb (8) 2.6 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.17 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
July 16, 2019, 2 p.m. 15.3 ppb (14) 6.0 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.21 ppb (2) N/A 4.9 μg/m3 (20) 20.0
 
July 16, 2019, 1 p.m. 15.8 ppb (15) 5.7 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.22 ppb (2) N/A 6.8 μg/m3 (28) 28.0
 
July 16, 2019, noon 6.9 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 2.0 μg/m3 (8) 8.0
 
July 16, 2019, 11 a.m. 11.8 ppb (11) 2.1 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.22 ppb (2) N/A 0.0 μg/m3 (0) 11.0
 
July 16, 2019, 10 a.m. 10.8 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A N/A 0.17 ppb (2) N/A 0.9 μg/m3 (4) 10.0
 
July 16, 2019, 9 a.m. 5.9 ppb (5) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.15 ppb (2) N/A 0.4 μg/m3 (2) 6.0
 
July 16, 2019, 8 a.m. 5.3 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.14 ppb (2) N/A 0.0 μg/m3 (0) 5.0
 
July 16, 2019, 7 a.m. 7.4 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.16 ppb (2) N/A -0.1 μg/m3 (0) 7.0
 
July 16, 2019, 6 a.m. 7.9 ppb (7) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A N/A 0.15 ppb (2) N/A 1.1 μg/m3 (5) 7.0
 
July 16, 2019, 5 a.m. 2.8 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.12 ppb (1) N/A 1.2 μg/m3 (5) 5.0
 
July 16, 2019, 4 a.m. 4.2 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (2) N/A 4.8 μg/m3 (20) 20.0