AQSQID: 390610048

Site Name: Cincinnati Near Road

Location: Cincinnati, OH

Reporting: True, Located: True

Current AQI: 39.0

Cincinnati OH, US: 39.146025, -84.538375

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2019, 5 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.58 ppb (6) N/A 9.3 μg/m3 (39) 39.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.51 ppb (6) N/A 9.4 μg/m3 (39) 39.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.44 ppb (5) N/A 9.2 μg/m3 (38) 38.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.46 ppb (5) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.4 ppb (4) N/A 13.1 μg/m3 (52) 52.0
 
Jan. 19, 2019, noon N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.37 ppb (4) N/A 12.4 μg/m3 (51) 51.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.36 ppb (4) N/A 9.6 μg/m3 (40) 40.0
 
Jan. 19, 2019, 10 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.34 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.32 ppb (4) N/A 9.6 μg/m3 (40) 40.0
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 9.7 μg/m3 (40) 40.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.35 ppb (4) N/A 10.1 μg/m3 (42) 42.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.36 ppb (4) N/A 10.6 μg/m3 (44) 44.0
 
Jan. 19, 2019, 5 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.37 ppb (4) N/A 11.7 μg/m3 (49) 49.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.39 ppb (4) N/A 12.8 μg/m3 (52) 52.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.44 ppb (5) N/A 13.1 μg/m3 (52) 52.0
 
Jan. 19, 2019, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.42 ppb (5) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.45 ppb (5) N/A 13.1 μg/m3 (52) 52.0
 
Jan. 19, 2019, midnight N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.49 ppb (5) N/A 12.8 μg/m3 (52) 52.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.54 ppb (6) N/A 14.5 μg/m3 (55) 55.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.62 ppb (7) N/A 13.9 μg/m3 (54) 54.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.7 ppb (8) N/A 15.4 μg/m3 (57) 57.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.56 ppb (6) N/A 13.5 μg/m3 (53) 53.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.51 ppb (6) N/A 12.7 μg/m3 (51) 51.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.36 ppb (4) N/A 13.6 μg/m3 (53) 53.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.41 ppb (5) N/A 13.2 μg/m3 (53) 53.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.34 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A N/A 0.35 ppb (4) N/A 13.3 μg/m3 (53) 53.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.33 ppb (4) N/A 11.3 μg/m3 (47) 47.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.42 ppb (5) N/A 10.5 μg/m3 (44) 44.0
 
Jan. 18, 2019, noon N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.31 ppb (3) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.31 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A 12.7 μg/m3 (51) 51.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.32 ppb (4) N/A 14.9 μg/m3 (56) 56.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.32 ppb (4) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.33 ppb (4) N/A 12.3 μg/m3 (51) 51.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.34 ppb (4) N/A 11.8 μg/m3 (49) 49.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.34 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.33 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.31 ppb (3) N/A 9.4 μg/m3 (39) 39.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.32 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.6 ppb (7) N/A 15.6 μg/m3 (58) 58.0
 
Jan. 18, 2019, midnight N/A N/A N/A 31.0 ppb (29) N/A N/A N/A 0.69 ppb (8) N/A 17.4 μg/m3 (61) 61.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.67 ppb (7) N/A 15.8 μg/m3 (58) 58.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.55 ppb (6) N/A 13.6 μg/m3 (53) 53.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.48 ppb (5) N/A 13.6 μg/m3 (53) 53.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.59 ppb (7) N/A 17.8 μg/m3 (62) 62.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.51 ppb (6) N/A 18.3 μg/m3 (63) 63.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A N/A N/A N/A 20.5 μg/m3 (68) 68.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 18.2 μg/m3 (63) 63.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.46 ppb (5) N/A 18.0 μg/m3 (63) 63.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.41 ppb (5) N/A 16.3 μg/m3 (59) 59.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.48 ppb (5) N/A 18.2 μg/m3 (63) 63.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.52 ppb (6) N/A 19.5 μg/m3 (66) 66.0
 
Jan. 17, 2019, noon N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 17.3 μg/m3 (61) 61.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.52 ppb (6) N/A 15.3 μg/m3 (57) 57.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.39 ppb (4) N/A 13.4 μg/m3 (53) 53.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.33 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.3 ppb (3) N/A 11.1 μg/m3 (46) 46.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.31 ppb (3) N/A 11.3 μg/m3 (47) 47.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.34 ppb (4) N/A 11.7 μg/m3 (49) 49.0
 
Jan. 17, 2019, 5 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.4 ppb (4) N/A 15.9 μg/m3 (58) 58.0
 
Jan. 17, 2019, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.42 ppb (5) N/A 14.6 μg/m3 (56) 56.0
 
Jan. 17, 2019, 3 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.48 ppb (5) N/A 15.1 μg/m3 (57) 57.0
 
Jan. 17, 2019, 2 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A N/A 0.53 ppb (6) N/A 14.5 μg/m3 (55) 55.0
 
Jan. 17, 2019, 1 a.m. N/A N/A N/A 29.0 ppb (27) N/A N/A N/A 0.54 ppb (6) N/A 12.4 μg/m3 (51) 51.0
 
Jan. 17, 2019, midnight N/A N/A N/A 30.0 ppb (28) N/A N/A N/A 0.62 ppb (7) N/A 12.4 μg/m3 (51) 51.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.62 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 0.52 ppb (6) N/A 10.9 μg/m3 (45) 45.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.48 ppb (5) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.75 ppb (8) N/A 8.6 μg/m3 (36) 36.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.43 ppb (5) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.34 ppb (4) N/A 6.3 μg/m3 (26) 26.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.33 ppb (4) N/A 6.3 μg/m3 (26) 26.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.41 ppb (5) N/A 8.6 μg/m3 (36) 36.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.43 ppb (5) N/A 10.2 μg/m3 (42) 42.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A N/A 0.48 ppb (5) N/A 14.5 μg/m3 (55) 55.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.39 ppb (4) N/A 16.2 μg/m3 (59) 59.0
 
Jan. 16, 2019, noon N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.44 ppb (5) N/A 19.1 μg/m3 (65) 65.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.33 ppb (4) N/A 21.1 μg/m3 (69) 69.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A 24.5 μg/m3 (77) 77.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.28 ppb (3) N/A 23.6 μg/m3 (75) 75.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A 0.27 ppb (3) N/A 21.8 μg/m3 (71) 71.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) N/A 21.7 μg/m3 (71) 71.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (3) N/A 20.9 μg/m3 (69) 69.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.28 ppb (3) N/A 22.6 μg/m3 (73) 73.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.31 ppb (3) N/A 26.1 μg/m3 (80) 80.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A N/A 0.27 ppb (3) N/A 20.3 μg/m3 (68) 68.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A 16.8 μg/m3 (60) 60.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.28 ppb (3) N/A 21.6 μg/m3 (70) 70.0
 
Jan. 16, 2019, midnight N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A 22.2 μg/m3 (72) 72.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.32 ppb (4) N/A 20.7 μg/m3 (69) 69.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.32 ppb (4) N/A 20.1 μg/m3 (67) 67.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.29 ppb (3) N/A 19.7 μg/m3 (66) 66.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.3 ppb (3) N/A 21.3 μg/m3 (70) 70.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.34 ppb (4) N/A 22.2 μg/m3 (72) 72.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.42 ppb (5) N/A 23.8 μg/m3 (75) 75.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.31 ppb (3) N/A 19.8 μg/m3 (67) 67.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.49 ppb (5) N/A 19.2 μg/m3 (65) 65.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A 32.0 ppb (30) N/A N/A N/A 0.63 ppb (7) N/A 23.5 μg/m3 (74) 74.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 1.0 ppb (11) N/A 29.4 μg/m3 (87) 87.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A 43.0 ppb (40) N/A N/A N/A 0.74 ppb (8) N/A 31.5 μg/m3 (91) 91.0
 
Jan. 15, 2019, noon N/A N/A N/A 36.0 ppb (33) N/A N/A N/A 1.07 ppb (12) N/A 31.5 μg/m3 (91) 91.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A 31.0 ppb (29) N/A N/A N/A 0.45 ppb (5) N/A 23.7 μg/m3 (75) 75.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A N/A 0.64 ppb (7) N/A 29.4 μg/m3 (87) 87.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A 40.0 ppb (37) N/A N/A N/A 0.85 ppb (9) N/A 31.2 μg/m3 (91) 91.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A 38.0 ppb (35) N/A N/A N/A 0.93 ppb (10) N/A 30.5 μg/m3 (89) 89.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A 37.0 ppb (34) N/A N/A N/A 0.98 ppb (11) N/A 31.3 μg/m3 (91) 91.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A 35.0 ppb (32) N/A N/A N/A 1.12 ppb (12) N/A 30.5 μg/m3 (89) 89.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A N/A 1.21 ppb (13) N/A 30.3 μg/m3 (89) 89.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A 34.0 ppb (31) N/A N/A N/A 1.27 ppb (14) N/A 30.2 μg/m3 (89) 89.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A N/A 1.31 ppb (15) N/A 29.0 μg/m3 (86) 86.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A N/A 1.12 ppb (12) N/A 27.5 μg/m3 (83) 83.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A N/A 0.99 ppb (11) N/A 25.2 μg/m3 (78) 78.0
 
Jan. 15, 2019, midnight N/A N/A N/A 34.0 ppb (31) N/A N/A N/A 0.83 ppb (9) N/A 23.5 μg/m3 (74) 74.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A 39.0 ppb (36) N/A N/A N/A 0.94 ppb (10) N/A 22.7 μg/m3 (73) 73.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A 18.6 μg/m3 (64) 64.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.38 ppb (4) N/A 15.4 μg/m3 (57) 57.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.38 ppb (4) N/A 15.6 μg/m3 (58) 58.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.37 ppb (4) N/A 16.5 μg/m3 (60) 60.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.5 ppb (6) N/A 16.6 μg/m3 (60) 60.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.46 ppb (5) N/A 16.5 μg/m3 (60) 60.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.43 ppb (5) N/A 15.3 μg/m3 (57) 57.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.34 ppb (4) N/A 13.2 μg/m3 (53) 53.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.48 ppb (5) N/A 14.7 μg/m3 (56) 56.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.45 ppb (5) N/A 19.1 μg/m3 (65) 65.0
 
Jan. 14, 2019, noon N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 0.54 ppb (6) N/A 21.4 μg/m3 (70) 70.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A N/A 0.57 ppb (6) N/A 19.1 μg/m3 (65) 65.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.31 ppb (3) N/A 15.1 μg/m3 (57) 57.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A N/A 0.36 ppb (4) N/A 17.1 μg/m3 (61) 61.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.29 ppb (3) N/A 17.3 μg/m3 (61) 61.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.28 ppb (3) N/A 17.1 μg/m3 (61) 61.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A 16.0 μg/m3 (59) 59.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.34 ppb (4) N/A 14.3 μg/m3 (55) 55.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.4 ppb (4) N/A 13.9 μg/m3 (54) 54.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.38 ppb (4) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A N/A 0.43 ppb (5) N/A 12.8 μg/m3 (52) 52.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.47 ppb (5) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 14, 2019, midnight N/A N/A N/A 25.0 ppb (23) N/A N/A N/A 0.49 ppb (5) N/A 14.9 μg/m3 (56) 56.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 0.55 ppb (6) N/A 17.2 μg/m3 (61) 61.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A 21.0 ppb (19) N/A N/A N/A 0.46 ppb (5) N/A 16.6 μg/m3 (60) 60.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.41 ppb (5) N/A 15.6 μg/m3 (58) 58.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.43 ppb (5) N/A 19.5 μg/m3 (66) 66.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.45 ppb (5) N/A 21.2 μg/m3 (70) 70.0
 
Jan. 13, 2019, 6 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.49 ppb (5) N/A 21.4 μg/m3 (70) 70.0
 
Jan. 13, 2019, 5 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.41 ppb (5) N/A 19.4 μg/m3 (66) 66.0
 
Jan. 13, 2019, 4 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.39 ppb (4) N/A 20.3 μg/m3 (68) 68.0
 
Jan. 13, 2019, 3 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.36 ppb (4) N/A 21.7 μg/m3 (71) 71.0
 
Jan. 13, 2019, 2 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A N/A 0.35 ppb (4) N/A 19.7 μg/m3 (66) 66.0
 
Jan. 13, 2019, 1 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.35 ppb (4) N/A 19.5 μg/m3 (66) 66.0
 
Jan. 13, 2019, noon N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.34 ppb (4) N/A 17.2 μg/m3 (61) 61.0
 
Jan. 13, 2019, 11 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A N/A 0.33 ppb (4) N/A 14.8 μg/m3 (56) 56.0
 
Jan. 13, 2019, 10 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A N/A 0.36 ppb (4) N/A 16.5 μg/m3 (60) 60.0
 
Jan. 13, 2019, 9 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.35 ppb (4) N/A 16.7 μg/m3 (60) 60.0
 
Jan. 13, 2019, 8 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.36 ppb (4) N/A 18.5 μg/m3 (64) 64.0
 
Jan. 13, 2019, 7 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A N/A 0.34 ppb (4) N/A 16.1 μg/m3 (59) 59.0
 
Jan. 13, 2019, 6 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 14.6 μg/m3 (56) 56.0
 
Jan. 13, 2019, 5 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A N/A 0.38 ppb (4) N/A 16.7 μg/m3 (60) 60.0
 
Jan. 13, 2019, 4 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.42 ppb (5) N/A 21.0 μg/m3 (69) 69.0
 
Jan. 13, 2019, 3 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.45 ppb (5) N/A 22.9 μg/m3 (73) 73.0
 
Jan. 13, 2019, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.54 ppb (6) N/A 20.9 μg/m3 (69) 69.0
 
Jan. 13, 2019, 1 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.45 ppb (5) N/A 19.3 μg/m3 (66) 66.0
 
Jan. 13, 2019, midnight N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.54 ppb (6) N/A 22.1 μg/m3 (71) 71.0
 
Jan. 12, 2019, 11 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.52 ppb (6) N/A 19.1 μg/m3 (65) 65.0
 
Jan. 12, 2019, 10 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.53 ppb (6) N/A 18.4 μg/m3 (64) 64.0
 
Jan. 12, 2019, 9 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A N/A 0.56 ppb (6) N/A 19.4 μg/m3 (66) 66.0
 
Jan. 12, 2019, 8 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 17.3 μg/m3 (61) 61.0
 
Jan. 12, 2019, 7 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.48 ppb (5) N/A 16.9 μg/m3 (60) 60.0
 
Jan. 12, 2019, 6 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.45 ppb (5) N/A 15.2 μg/m3 (57) 57.0