AQSQID: 290950042

Site Name: Blue Ridge I-70

Location: Kansas City (Ashland Ridge), MO

Reporting: True, Located: True

Current AQI: 9.0

Kansas City (Ashland Ridge) MO, US: 39.047911, -94.450513

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 18, 2020, 4 a.m. 9.6 ppb (9) 5.0 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A 0.21 ppb (2) N/A 1.5 μg/m3 (6) 9.0
 
Jan. 18, 2020, 3 a.m. 9.6 ppb (9) 5.0 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (2) N/A -0.7 μg/m3 (0) 9.0
 
Jan. 18, 2020, 2 a.m. 9.1 ppb (8) 4.4 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A 2.2 μg/m3 (9) 9.0
 
Jan. 18, 2020, 1 a.m. 14.3 ppb (13) 8.5 ppb (8) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 3.5 μg/m3 (15) 15.0
 
Jan. 18, 2020, midnight 14.9 ppb (14) 8.3 ppb (8) N/A 7.0 ppb (6) N/A N/A N/A 0.22 ppb (2) N/A 3.9 μg/m3 (16) 16.0
 
Jan. 17, 2020, 11 p.m. 16.4 ppb (15) 9.1 ppb (8) N/A 7.0 ppb (6) N/A N/A N/A 0.22 ppb (2) N/A 2.9 μg/m3 (12) 15.0
 
Jan. 17, 2020, 10 p.m. 20.5 ppb (19) 11.8 ppb (11) N/A 9.0 ppb (8) N/A N/A N/A 0.24 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2020, 9 p.m. 19.5 ppb (18) 11.0 ppb (10) N/A 9.0 ppb (8) N/A N/A N/A 0.22 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
Jan. 17, 2020, 8 p.m. 20.3 ppb (19) 11.8 ppb (11) N/A 9.0 ppb (8) N/A N/A N/A 0.21 ppb (2) N/A 1.7 μg/m3 (7) 19.0
 
Jan. 17, 2020, 7 p.m. 18.5 ppb (17) 9.3 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.22 ppb (2) N/A 3.0 μg/m3 (12) 17.0
 
Jan. 17, 2020, 6 p.m. 17.2 ppb (16) 8.7 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A 0.23 ppb (3) N/A 3.0 μg/m3 (12) 16.0
 
Jan. 17, 2020, 5 p.m. 22.4 ppb (21) 11.5 ppb (11) N/A 11.0 ppb (10) N/A N/A N/A 0.23 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 17, 2020, 4 p.m. 12.8 ppb (12) 5.9 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 4.9 μg/m3 (20) 20.0
 
Jan. 17, 2020, 3 p.m. 17.1 ppb (16) 8.4 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A 0.19 ppb (2) N/A 3.2 μg/m3 (13) 16.0
 
Jan. 17, 2020, 2 p.m. 13.2 ppb (12) 4.6 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 17, 2020, 1 p.m. 15.8 ppb (15) 4.2 ppb (4) N/A 12.0 ppb (11) N/A N/A N/A 0.22 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
Jan. 17, 2020, noon 12.8 ppb (12) 3.3 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 10.2 μg/m3 (42) 42.0
 
Jan. 17, 2020, 11 a.m. 11.5 ppb (11) 2.8 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.17 ppb (2) N/A 2.1 μg/m3 (9) 11.0
 
Jan. 17, 2020, 10 a.m. 11.3 ppb (10) 3.0 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A 1.5 μg/m3 (6) 10.0
 
Jan. 17, 2020, 9 a.m. 9.5 ppb (9) 2.2 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.17 ppb (2) N/A 1.3 μg/m3 (5) 9.0
 
Jan. 17, 2020, 8 a.m. 8.5 ppb (8) 1.8 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.16 ppb (2) N/A 4.5 μg/m3 (19) 19.0
 
Jan. 17, 2020, 7 a.m. 9.2 ppb (9) 1.9 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.18 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 17, 2020, 6 a.m. 10.1 ppb (9) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.17 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 17, 2020, 5 a.m. 8.4 ppb (8) 1.6 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.16 ppb (2) N/A 2.3 μg/m3 (10) 10.0
 
Jan. 17, 2020, 4 a.m. 7.9 ppb (7) 1.4 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.17 ppb (2) N/A -0.1 μg/m3 (0) 7.0
 
Jan. 17, 2020, 3 a.m. 5.9 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.15 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 17, 2020, 2 a.m. 6.3 ppb (6) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2020, 1 a.m. 6.3 ppb (6) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.16 ppb (2) N/A 6.3 μg/m3 (26) 26.0
 
Jan. 17, 2020, midnight 8.0 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.18 ppb (2) N/A 1.4 μg/m3 (6) 7.0
 
Jan. 16, 2020, 11 p.m. 7.2 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.18 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 16, 2020, 10 p.m. 7.8 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) N/A 1.4 μg/m3 (6) 7.0
 
Jan. 16, 2020, 9 p.m. 10.6 ppb (10) 3.9 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 2.5 μg/m3 (10) 10.0
 
Jan. 16, 2020, 8 p.m. 7.3 ppb (7) 2.3 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2020, 7 p.m. 5.9 ppb (5) 2.1 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 16, 2020, 6 p.m. 5.6 ppb (5) 2.1 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) N/A 1.7 μg/m3 (7) 7.0
 
Jan. 16, 2020, 5 p.m. 6.1 ppb (6) 2.4 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (2) N/A 5.2 μg/m3 (22) 22.0
 
Jan. 16, 2020, 4 p.m. 6.5 ppb (6) 2.1 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 5.1 μg/m3 (21) 21.0
 
Jan. 16, 2020, 3 p.m. 7.8 ppb (7) 2.2 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.17 ppb (2) N/A 7.5 μg/m3 (31) 31.0
 
Jan. 16, 2020, 2 p.m. 7.3 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 16, 2020, 1 p.m. 7.0 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
Jan. 16, 2020, noon 6.6 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 16, 2020, 11 a.m. 5.0 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Jan. 16, 2020, 10 a.m. 3.6 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.14 ppb (2) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 16, 2020, 9 a.m. 3.9 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.14 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 16, 2020, 8 a.m. 3.8 ppb (4) -0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.13 ppb (1) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 16, 2020, 7 a.m. 3.7 ppb (3) -0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.13 ppb (1) N/A 6.3 μg/m3 (26) 26.0
 
Jan. 16, 2020, 6 a.m. 3.9 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.13 ppb (1) N/A 7.4 μg/m3 (31) 31.0
 
Jan. 16, 2020, 5 a.m. 3.8 ppb (4) -0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.13 ppb (1) N/A 9.5 μg/m3 (40) 40.0
 
Jan. 16, 2020, 4 a.m. 3.9 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) N/A 7.7 μg/m3 (32) 32.0
 
Jan. 16, 2020, 3 a.m. 4.0 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) N/A 11.7 μg/m3 (49) 49.0
 
Jan. 16, 2020, 2 a.m. 4.6 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.15 ppb (2) N/A 14.3 μg/m3 (55) 55.0
 
Jan. 16, 2020, 1 a.m. 5.0 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.15 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 16, 2020, midnight 4.5 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.16 ppb (2) N/A 14.2 μg/m3 (55) 55.0
 
Jan. 15, 2020, 11 p.m. 5.2 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 11.8 μg/m3 (49) 49.0
 
Jan. 15, 2020, 10 p.m. 6.5 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.17 ppb (2) N/A 12.7 μg/m3 (51) 51.0
 
Jan. 15, 2020, 9 p.m. 5.0 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.16 ppb (2) N/A 15.8 μg/m3 (58) 58.0
 
Jan. 15, 2020, 8 p.m. 6.3 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.17 ppb (2) N/A 18.1 μg/m3 (63) 63.0
 
Jan. 15, 2020, 7 p.m. 5.7 ppb (5) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (2) N/A 10.2 μg/m3 (42) 42.0
 
Jan. 15, 2020, 6 p.m. 5.3 ppb (5) 1.6 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) N/A 8.5 μg/m3 (35) 35.0
 
Jan. 15, 2020, 5 p.m. 5.3 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Jan. 15, 2020, 4 p.m. 24.5 ppb (23) 10.0 ppb (9) N/A 15.0 ppb (14) N/A N/A N/A 0.34 ppb (4) N/A 10.4 μg/m3 (43) 43.0
 
Jan. 15, 2020, 3 p.m. 39.0 ppb (36) 23.8 ppb (22) N/A 15.0 ppb (14) N/A N/A N/A 0.39 ppb (4) N/A 12.2 μg/m3 (50) 50.0
 
Jan. 15, 2020, 2 p.m. 40.6 ppb (38) 24.3 ppb (23) N/A 16.0 ppb (15) N/A N/A N/A 0.39 ppb (4) N/A 12.1 μg/m3 (50) 50.0
 
Jan. 15, 2020, 1 p.m. 39.7 ppb (37) 27.0 ppb (25) N/A 13.0 ppb (12) N/A N/A N/A 0.39 ppb (4) N/A 8.2 μg/m3 (34) 37.0
 
Jan. 15, 2020, noon 32.2 ppb (30) 20.3 ppb (19) N/A 12.0 ppb (11) N/A N/A N/A 0.42 ppb (5) N/A 11.7 μg/m3 (49) 49.0
 
Jan. 15, 2020, 11 a.m. 34.5 ppb (32) 19.6 ppb (18) N/A 15.0 ppb (14) N/A N/A N/A 0.43 ppb (5) N/A 7.4 μg/m3 (31) 32.0
 
Jan. 15, 2020, 10 a.m. 17.2 ppb (16) 4.6 ppb (4) N/A 13.0 ppb (12) N/A N/A N/A N/A N/A 12.5 μg/m3 (51) 51.0
 
Jan. 15, 2020, 9 a.m. 17.0 ppb (16) 4.2 ppb (4) N/A 13.0 ppb (12) N/A N/A N/A 0.25 ppb (3) N/A 6.9 μg/m3 (29) 29.0
 
Jan. 15, 2020, 8 a.m. 8.5 ppb (8) 2.1 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
Jan. 15, 2020, 7 a.m. 13.8 ppb (13) 6.8 ppb (6) N/A 7.0 ppb (6) N/A N/A N/A 0.22 ppb (2) N/A 9.7 μg/m3 (40) 40.0
 
Jan. 15, 2020, 6 a.m. 16.6 ppb (15) 6.7 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.26 ppb (3) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 15, 2020, 5 a.m. 14.6 ppb (14) 3.3 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A 0.25 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
Jan. 15, 2020, 4 a.m. 11.3 ppb (10) 1.4 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.23 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
Jan. 15, 2020, 3 a.m. 8.9 ppb (8) 1.3 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.24 ppb (3) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 15, 2020, 2 a.m. 10.7 ppb (10) 1.7 ppb (2) N/A 9.0 ppb (8) N/A N/A N/A 0.23 ppb (3) N/A 11.3 μg/m3 (47) 47.0
 
Jan. 15, 2020, 1 a.m. 9.6 ppb (9) 1.3 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.23 ppb (3) N/A 8.7 μg/m3 (36) 36.0
 
Jan. 15, 2020, midnight 14.9 ppb (14) 2.3 ppb (2) N/A 13.0 ppb (12) N/A N/A N/A 0.27 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2020, 11 p.m. 27.7 ppb (26) 9.8 ppb (9) N/A 18.0 ppb (17) N/A N/A N/A 0.33 ppb (4) N/A 11.8 μg/m3 (49) 49.0
 
Jan. 14, 2020, 10 p.m. 33.8 ppb (31) 16.9 ppb (16) N/A 17.0 ppb (16) N/A N/A N/A 0.42 ppb (5) N/A 15.2 μg/m3 (57) 57.0
 
Jan. 14, 2020, 9 p.m. 46.2 ppb (43) 30.1 ppb (28) N/A 16.0 ppb (15) N/A N/A N/A 0.41 ppb (5) N/A 14.1 μg/m3 (54) 54.0
 
Jan. 14, 2020, 8 p.m. 21.9 ppb (20) 11.5 ppb (11) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
Jan. 14, 2020, 7 p.m. 25.1 ppb (23) 14.1 ppb (13) N/A 11.0 ppb (10) N/A N/A N/A 0.31 ppb (3) N/A 13.2 μg/m3 (53) 53.0
 
Jan. 14, 2020, 6 p.m. 27.0 ppb (25) 15.0 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.29 ppb (3) N/A 17.1 μg/m3 (61) 61.0
 
Jan. 14, 2020, 5 p.m. 30.5 ppb (28) 17.9 ppb (17) N/A 13.0 ppb (12) N/A N/A N/A 0.31 ppb (3) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 14, 2020, 4 p.m. 17.1 ppb (16) 5.5 ppb (5) N/A 12.0 ppb (11) N/A N/A N/A 0.26 ppb (3) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 14, 2020, 3 p.m. 24.6 ppb (23) 9.3 ppb (9) N/A 15.0 ppb (14) N/A N/A N/A 0.29 ppb (3) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 14, 2020, 2 p.m. 22.4 ppb (21) 5.8 ppb (5) N/A 17.0 ppb (16) N/A N/A N/A 0.28 ppb (3) N/A 6.8 μg/m3 (28) 28.0
 
Jan. 14, 2020, 1 p.m. 28.7 ppb (27) 9.9 ppb (9) N/A 19.0 ppb (18) N/A N/A N/A 0.31 ppb (3) N/A 10.4 μg/m3 (43) 43.0
 
Jan. 14, 2020, noon 43.3 ppb (40) 21.6 ppb (20) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 8.6 μg/m3 (36) 40.0
 
Jan. 14, 2020, 11 a.m. 34.1 ppb (32) 15.3 ppb (14) N/A 19.0 ppb (18) N/A N/A N/A 0.36 ppb (4) N/A 7.7 μg/m3 (32) 32.0
 
Jan. 14, 2020, 10 a.m. 33.1 ppb (31) 14.8 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.34 ppb (4) N/A 3.7 μg/m3 (15) 31.0
 
Jan. 14, 2020, 9 a.m. 54.6 ppb (51) 36.4 ppb (34) N/A 18.0 ppb (17) N/A N/A N/A 0.35 ppb (4) N/A 4.0 μg/m3 (17) 51.0
 
Jan. 14, 2020, 8 a.m. 41.7 ppb (39) 23.4 ppb (22) N/A 18.0 ppb (17) N/A N/A N/A 0.32 ppb (4) N/A 3.0 μg/m3 (12) 39.0
 
Jan. 14, 2020, 7 a.m. 22.4 ppb (21) 10.0 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.27 ppb (3) N/A 8.3 μg/m3 (35) 35.0
 
Jan. 14, 2020, 6 a.m. 18.9 ppb (18) 7.6 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.24 ppb (3) N/A 10.2 μg/m3 (42) 42.0
 
Jan. 14, 2020, 5 a.m. 24.2 ppb (22) 11.9 ppb (11) N/A 12.0 ppb (11) N/A N/A N/A 0.28 ppb (3) N/A 5.4 μg/m3 (23) 23.0
 
Jan. 14, 2020, 4 a.m. 25.1 ppb (23) 12.5 ppb (12) N/A 13.0 ppb (12) N/A N/A N/A 0.28 ppb (3) N/A 10.1 μg/m3 (42) 42.0
 
Jan. 14, 2020, 3 a.m. 22.2 ppb (21) 10.7 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.25 ppb (3) N/A 7.3 μg/m3 (30) 30.0
 
Jan. 14, 2020, 2 a.m. 16.3 ppb (15) 8.6 ppb (8) N/A 8.0 ppb (7) N/A N/A N/A 0.26 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 14, 2020, 1 a.m. 26.2 ppb (24) 13.8 ppb (13) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 14, 2020, midnight 30.5 ppb (28) 17.3 ppb (16) N/A 13.0 ppb (12) N/A N/A N/A 0.33 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Jan. 13, 2020, 11 p.m. 27.4 ppb (25) 14.7 ppb (14) N/A 13.0 ppb (12) N/A N/A N/A 0.32 ppb (4) N/A 6.3 μg/m3 (26) 26.0
 
Jan. 13, 2020, 10 p.m. 23.9 ppb (22) 13.6 ppb (13) N/A 10.0 ppb (9) N/A N/A N/A 0.34 ppb (4) N/A 9.2 μg/m3 (38) 38.0
 
Jan. 13, 2020, 9 p.m. 27.3 ppb (25) 16.6 ppb (15) N/A 11.0 ppb (10) N/A N/A N/A 0.32 ppb (4) N/A 7.5 μg/m3 (31) 31.0
 
Jan. 13, 2020, 8 p.m. 25.4 ppb (24) 15.6 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A 11.1 μg/m3 (46) 46.0
 
Jan. 13, 2020, 7 p.m. 30.7 ppb (28) 20.3 ppb (19) N/A 10.0 ppb (9) N/A N/A N/A 0.33 ppb (4) N/A 11.5 μg/m3 (48) 48.0
 
Jan. 13, 2020, 6 p.m. 32.0 ppb (30) 22.6 ppb (21) N/A 10.0 ppb (9) N/A N/A N/A 0.35 ppb (4) N/A 11.4 μg/m3 (48) 48.0
 
Jan. 13, 2020, 5 p.m. 35.0 ppb (32) 25.3 ppb (23) N/A 10.0 ppb (9) N/A N/A N/A 0.34 ppb (4) N/A 10.9 μg/m3 (45) 45.0
 
Jan. 13, 2020, 4 p.m. 40.2 ppb (37) 28.3 ppb (26) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A 13.6 μg/m3 (53) 53.0
 
Jan. 13, 2020, 3 p.m. 44.7 ppb (41) 30.8 ppb (29) N/A 14.0 ppb (13) N/A N/A N/A 0.39 ppb (4) N/A 2.1 μg/m3 (9) 41.0
 
Jan. 13, 2020, 2 p.m. 40.2 ppb (37) 25.1 ppb (23) N/A 15.0 ppb (14) N/A N/A N/A 0.37 ppb (4) N/A 5.7 μg/m3 (24) 37.0
 
Jan. 13, 2020, 1 p.m. 38.8 ppb (36) 22.0 ppb (20) N/A 17.0 ppb (16) N/A N/A N/A 0.42 ppb (5) N/A 9.8 μg/m3 (41) 41.0
 
Jan. 13, 2020, noon 48.9 ppb (45) 26.1 ppb (24) N/A 23.0 ppb (21) N/A N/A N/A 0.45 ppb (5) N/A 9.2 μg/m3 (38) 45.0
 
Jan. 13, 2020, 11 a.m. 40.3 ppb (37) 20.7 ppb (19) N/A 20.0 ppb (19) N/A N/A N/A 0.37 ppb (4) N/A 12.5 μg/m3 (51) 51.0
 
Jan. 13, 2020, 10 a.m. 32.7 ppb (30) 13.8 ppb (13) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 8.5 μg/m3 (35) 35.0
 
Jan. 13, 2020, 9 a.m. 38.2 ppb (35) 15.4 ppb (14) N/A 23.0 ppb (21) N/A N/A N/A 0.35 ppb (4) N/A 11.3 μg/m3 (47) 47.0
 
Jan. 13, 2020, 8 a.m. 42.7 ppb (40) 19.7 ppb (18) N/A 23.0 ppb (21) N/A N/A N/A 0.43 ppb (5) N/A 8.3 μg/m3 (35) 40.0
 
Jan. 13, 2020, 7 a.m. 46.6 ppb (43) 23.0 ppb (21) N/A 24.0 ppb (22) N/A N/A N/A 0.46 ppb (5) N/A 11.3 μg/m3 (47) 47.0
 
Jan. 13, 2020, 6 a.m. 34.3 ppb (32) 12.9 ppb (12) N/A 22.0 ppb (20) N/A N/A N/A 0.49 ppb (5) N/A 8.2 μg/m3 (34) 34.0
 
Jan. 13, 2020, 5 a.m. 44.2 ppb (41) 20.8 ppb (19) N/A 24.0 ppb (22) N/A N/A N/A 0.51 ppb (6) N/A 11.6 μg/m3 (48) 48.0
 
Jan. 13, 2020, 4 a.m. 27.5 ppb (25) 8.7 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 0.38 ppb (4) N/A 9.5 μg/m3 (40) 40.0
 
Jan. 13, 2020, 3 a.m. 25.3 ppb (23) 8.8 ppb (8) N/A 17.0 ppb (16) N/A N/A N/A 0.37 ppb (4) N/A 8.7 μg/m3 (36) 36.0
 
Jan. 13, 2020, 2 a.m. 27.1 ppb (25) 12.4 ppb (11) N/A 15.0 ppb (14) N/A N/A N/A 0.33 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
Jan. 13, 2020, 1 a.m. 31.8 ppb (29) 15.9 ppb (15) N/A 16.0 ppb (15) N/A N/A N/A 0.38 ppb (4) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 13, 2020, midnight 34.4 ppb (32) 18.0 ppb (17) N/A 16.0 ppb (15) N/A N/A N/A 0.45 ppb (5) N/A 5.1 μg/m3 (21) 32.0
 
Jan. 12, 2020, 11 p.m. 25.0 ppb (23) 12.1 ppb (11) N/A 13.0 ppb (12) N/A N/A N/A 0.38 ppb (4) N/A 9.2 μg/m3 (38) 38.0
 
Jan. 12, 2020, 10 p.m. 18.6 ppb (17) 9.0 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.32 ppb (4) N/A 12.7 μg/m3 (51) 51.0
 
Jan. 12, 2020, 9 p.m. 18.4 ppb (17) 9.7 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 12, 2020, 8 p.m. 19.4 ppb (18) 10.3 ppb (10) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 12, 2020, 7 p.m. 17.4 ppb (16) 9.9 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A 0.29 ppb (3) N/A 7.3 μg/m3 (30) 30.0
 
Jan. 12, 2020, 6 p.m. 15.7 ppb (15) 8.5 ppb (8) N/A 7.0 ppb (6) N/A N/A N/A 0.28 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 12, 2020, 5 p.m. 18.0 ppb (17) 9.5 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.28 ppb (3) N/A 7.8 μg/m3 (32) 32.0
 
Jan. 12, 2020, 4 p.m. 21.6 ppb (20) 13.9 ppb (13) N/A 8.0 ppb (7) N/A N/A N/A 0.24 ppb (3) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 12, 2020, 3 p.m. 15.8 ppb (15) 8.5 ppb (8) N/A 7.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A 10.8 μg/m3 (45) 45.0
 
Jan. 12, 2020, 2 p.m. 17.0 ppb (16) 8.2 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A 0.23 ppb (3) N/A 9.4 μg/m3 (39) 39.0
 
Jan. 12, 2020, 1 p.m. 14.0 ppb (13) 5.9 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.23 ppb (3) N/A 10.6 μg/m3 (44) 44.0
 
Jan. 12, 2020, noon 14.2 ppb (13) 5.7 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.18 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2020, 11 a.m. 10.9 ppb (10) 3.5 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.18 ppb (2) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 12, 2020, 10 a.m. 10.5 ppb (10) 3.1 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.17 ppb (2) N/A 10.4 μg/m3 (43) 43.0
 
Jan. 12, 2020, 9 a.m. 11.8 ppb (11) 3.0 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.18 ppb (2) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 12, 2020, 8 a.m. 15.0 ppb (14) 4.1 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A 0.2 ppb (2) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 12, 2020, 7 a.m. 16.1 ppb (15) 3.5 ppb (3) N/A 13.0 ppb (12) N/A N/A N/A 0.22 ppb (2) N/A 15.2 μg/m3 (57) 57.0
 
Jan. 12, 2020, 6 a.m. 29.6 ppb (27) 10.2 ppb (9) N/A 19.0 ppb (18) N/A N/A N/A 0.28 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
Jan. 12, 2020, 5 a.m. 30.1 ppb (28) 9.9 ppb (9) N/A 20.0 ppb (19) N/A N/A N/A 0.28 ppb (3) N/A 13.3 μg/m3 (53) 53.0
 
Jan. 12, 2020, 4 a.m. 27.6 ppb (26) 8.2 ppb (8) N/A 20.0 ppb (19) N/A N/A N/A 0.27 ppb (3) N/A 15.3 μg/m3 (57) 57.0
 
Jan. 12, 2020, 3 a.m. 14.9 ppb (14) -0.2 ppb (0) N/A 15.0 ppb (14) N/A N/A N/A 0.19 ppb (2) N/A 10.4 μg/m3 (43) 43.0
 
Jan. 12, 2020, 2 a.m. 12.4 ppb (11) -0.3 ppb (0) N/A 13.0 ppb (12) N/A N/A N/A 0.17 ppb (2) N/A 11.6 μg/m3 (48) 48.0
 
Jan. 12, 2020, 1 a.m. 11.9 ppb (11) -0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A N/A 0.18 ppb (2) N/A 11.7 μg/m3 (49) 49.0
 
Jan. 12, 2020, midnight 12.2 ppb (11) -0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A N/A 0.19 ppb (2) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 11, 2020, 11 p.m. 10.4 ppb (10) -0.1 ppb (0) N/A 11.0 ppb (10) N/A N/A N/A 0.18 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Jan. 11, 2020, 10 p.m. 7.7 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.16 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
Jan. 11, 2020, 9 p.m. 5.6 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) N/A 1.3 μg/m3 (5) 5.0
 
Jan. 11, 2020, 8 p.m. 8.1 ppb (8) 2.3 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.15 ppb (2) N/A 5.7 μg/m3 (24) 24.0
 
Jan. 11, 2020, 7 p.m. 7.0 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.14 ppb (2) N/A 2.9 μg/m3 (12) 12.0
 
Jan. 11, 2020, 6 p.m. 4.9 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.14 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Jan. 11, 2020, 5 p.m. 3.8 ppb (4) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Jan. 11, 2020, 4 p.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) N/A 5.7 μg/m3 (24) 24.0
 
Jan. 11, 2020, 3 p.m. 4.4 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.14 ppb (2) N/A 8.5 μg/m3 (35) 35.0
 
Jan. 11, 2020, 2 p.m. 2.9 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 11, 2020, 1 p.m. 2.2 ppb (2) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.13 ppb (1) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 11, 2020, noon 2.2 ppb (2) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.12 ppb (1) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 11, 2020, 11 a.m. 2.4 ppb (2) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.12 ppb (1) N/A 4.9 μg/m3 (20) 20.0
 
Jan. 11, 2020, 10 a.m. 1.7 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
Jan. 11, 2020, 9 a.m. 1.8 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.12 ppb (1) N/A -4.9 μg/m3 (0) 2.0
 
Jan. 11, 2020, 8 a.m. 2.0 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.12 ppb (1) N/A 1.6 μg/m3 (7) 7.0
 
Jan. 11, 2020, 7 a.m. 2.7 ppb (3) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.13 ppb (1) N/A 4.9 μg/m3 (20) 20.0
 
Jan. 11, 2020, 6 a.m. 3.0 ppb (3) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 4.2 μg/m3 (18) 18.0
 
Jan. 11, 2020, 5 a.m. 2.8 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.15 ppb (2) N/A 14.0 μg/m3 (54) 54.0