ID: 2313

AQSQID: 390610048

Site Name: Cincinnati Near Road

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

Updated: June 3, 2020, 4:32 p.m.

Location: Cincinnati (Camp Washington), OH

Reporting: True, Located: True

Current AQI: 24.0

Cincinnati (Camp Washington) OH, US: 39.146025, -84.538375

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 3, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
June 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
June 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
June 3, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
June 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A 14.7 μg/m3 (56) 56.0
 
June 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (3) N/A 14.4 μg/m3 (55) 55.0
 
June 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
June 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 8.7 μg/m3 (36) 36.0
 
June 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 6.9 μg/m3 (29) 29.0
 
June 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 6.3 μg/m3 (26) 26.0
 
June 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
June 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 8.1 μg/m3 (34) 34.0
 
June 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 9.4 μg/m3 (39) 39.0
 
June 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (2) N/A 8.7 μg/m3 (36) 36.0
 
June 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 7.6 μg/m3 (32) 32.0
 
June 3, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 4.2 μg/m3 (18) 18.0
 
June 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 3.6 μg/m3 (15) 15.0
 
June 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 3.1 μg/m3 (13) 13.0
 
June 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 3.0 μg/m3 (12) 12.0
 
June 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A -1.8 μg/m3 (0) 2.0
 
June 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 1.0 μg/m3 (4) 4.0
 
June 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A -0.4 μg/m3 (0) 2.0
 
June 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (2) N/A -1.1 μg/m3 (0) 2.0
 
June 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 2.8 μg/m3 (12) 12.0
 
June 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 12.8 μg/m3 (52) 52.0
 
June 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 19.0 μg/m3 (65) 65.0
 
June 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 21.3 μg/m3 (70) 70.0
 
June 2, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (4) N/A 23.9 μg/m3 (75) 75.0
 
June 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.53 ppb (6) N/A 18.9 μg/m3 (65) 65.0
 
June 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.44 ppb (5) N/A 10.7 μg/m3 (45) 45.0
 
June 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 9.2 μg/m3 (38) 38.0
 
June 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A 9.8 μg/m3 (41) 41.0
 
June 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 15.8 μg/m3 (58) 58.0
 
June 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A 5.6 μg/m3 (23) 23.0
 
June 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
June 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
June 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
June 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.36 ppb (4) N/A 14.2 μg/m3 (55) 55.0
 
June 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A 14.1 μg/m3 (54) 54.0
 
June 2, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (4) N/A 28.2 μg/m3 (84) 84.0
 
June 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
June 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (2) N/A 3.1 μg/m3 (13) 13.0
 
June 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (2) N/A 3.4 μg/m3 (14) 14.0
 
June 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 1.6 μg/m3 (7) 7.0
 
June 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 3.6 μg/m3 (15) 15.0
 
June 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 2.4 μg/m3 (10) 10.0
 
June 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (2) N/A 3.5 μg/m3 (15) 15.0
 
June 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) N/A 3.4 μg/m3 (14) 14.0
 
June 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
June 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
June 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A 5.5 μg/m3 (23) 23.0
 
June 1, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) N/A 4.2 μg/m3 (18) 18.0
 
June 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.72 ppb (8) N/A 15.1 μg/m3 (57) 57.0
 
June 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.61 ppb (7) N/A 5.8 μg/m3 (24) 24.0
 
June 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.39 ppb (4) N/A 2.9 μg/m3 (12) 12.0
 
June 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (3) N/A 1.3 μg/m3 (5) 5.0
 
June 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) N/A 1.2 μg/m3 (5) 5.0
 
June 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 3.6 μg/m3 (15) 15.0
 
June 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (5) N/A 11.6 μg/m3 (48) 48.0
 
June 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.48 ppb (5) N/A 22.8 μg/m3 (73) 73.0
 
June 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.52 ppb (6) N/A 22.6 μg/m3 (73) 73.0
 
June 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (5) N/A 14.5 μg/m3 (55) 55.0
 
June 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.54 ppb (6) N/A 10.4 μg/m3 (43) 43.0
 
June 1, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) N/A 4.4 μg/m3 (18) 18.0
 
May 31, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 4.4 μg/m3 (18) 18.0
 
May 31, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) N/A 3.6 μg/m3 (15) 15.0
 
May 31, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 2.6 μg/m3 (11) 11.0
 
May 31, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) N/A 1.1 μg/m3 (5) 5.0
 
May 31, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 0.6 μg/m3 (2) 4.0
 
May 31, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 0.3 μg/m3 (1) 3.0
 
May 31, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 1.0 μg/m3 (4) 4.0
 
May 31, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 0.4 μg/m3 (2) 3.0
 
May 31, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 1.8 μg/m3 (8) 8.0
 
May 31, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 1.8 μg/m3 (8) 8.0
 
May 31, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 1.0 μg/m3 (4) 4.0
 
May 31, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A -1.8 μg/m3 (0) 2.0
 
May 31, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 3.1 μg/m3 (13) 13.0
 
May 31, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.36 ppb (4) N/A 6.2 μg/m3 (26) 26.0
 
May 31, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 5.1 μg/m3 (21) 21.0
 
May 31, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 4.8 μg/m3 (20) 20.0
 
May 31, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 2.4 μg/m3 (10) 10.0
 
May 31, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 2.1 μg/m3 (9) 9.0
 
May 31, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 5.8 μg/m3 (24) 24.0
 
May 31, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.42 ppb (5) N/A 14.4 μg/m3 (55) 55.0
 
May 31, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.62 ppb (7) N/A 24.0 μg/m3 (76) 76.0
 
May 31, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.67 ppb (7) N/A 28.0 μg/m3 (84) 84.0
 
May 31, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.55 ppb (6) N/A 19.5 μg/m3 (66) 66.0
 
May 31, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 5.2 μg/m3 (22) 22.0
 
May 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A 3.2 μg/m3 (13) 13.0
 
May 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 2.2 μg/m3 (9) 9.0
 
May 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 1.5 μg/m3 (6) 6.0
 
May 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A -2.5 μg/m3 (0) 2.0
 
May 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A -2.2 μg/m3 (0) 3.0
 
May 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A -1.9 μg/m3 (0) 3.0
 
May 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 0.2 μg/m3 (1) 3.0
 
May 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (2) N/A 1.8 μg/m3 (8) 8.0
 
May 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A 1.5 μg/m3 (6) 6.0
 
May 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
May 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (3) N/A 1.6 μg/m3 (7) 7.0
 
May 30, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A -3.0 μg/m3 (0) 3.0
 
May 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A -0.8 μg/m3 (0) 4.0
 
May 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.42 ppb (5) N/A 1.1 μg/m3 (5) 5.0
 
May 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.47 ppb (5) N/A 7.2 μg/m3 (30) 30.0
 
May 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.65 ppb (7) N/A 13.9 μg/m3 (54) 54.0
 
May 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.64 ppb (7) N/A 13.9 μg/m3 (54) 54.0
 
May 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.69 ppb (8) N/A 13.7 μg/m3 (54) 54.0
 
May 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.63 ppb (7) N/A 14.6 μg/m3 (56) 56.0
 
May 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.69 ppb (8) N/A 24.5 μg/m3 (77) 77.0
 
May 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.49 ppb (5) N/A 27.0 μg/m3 (82) 82.0
 
May 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.47 ppb (5) N/A 15.7 μg/m3 (58) 58.0
 
May 30, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) N/A 10.2 μg/m3 (42) 42.0
 
May 30, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.45 ppb (5) N/A 6.1 μg/m3 (25) 25.0
 
May 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (3) N/A 5.1 μg/m3 (21) 21.0
 
May 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (3) N/A 4.2 μg/m3 (18) 18.0
 
May 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
May 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 6.3 μg/m3 (26) 26.0
 
May 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A 4.5 μg/m3 (19) 19.0
 
May 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 11.8 μg/m3 (49) 49.0
 
May 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
May 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
May 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
May 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A 3.3 μg/m3 (14) 14.0
 
May 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
May 29, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
May 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
May 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A 9.6 μg/m3 (40) 40.0
 
May 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 7.9 μg/m3 (33) 33.0
 
May 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
May 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) N/A 1.5 μg/m3 (6) 6.0
 
May 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (2) N/A 1.9 μg/m3 (8) 8.0
 
May 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 7.7 μg/m3 (32) 32.0
 
May 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 8.8 μg/m3 (37) 37.0
 
May 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
May 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 11.7 μg/m3 (49) 49.0
 
May 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (2) N/A 13.1 μg/m3 (52) 52.0
 
May 29, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (2) N/A 9.6 μg/m3 (40) 40.0
 
May 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) N/A 6.3 μg/m3 (26) 26.0
 
May 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.15 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
May 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.12 ppb (1) N/A 2.3 μg/m3 (10) 10.0
 
May 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) N/A 0.4 μg/m3 (2) 2.0
 
May 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.13 ppb (1) N/A -2.5 μg/m3 (0) 1.0
 
May 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.12 ppb (1) N/A 2.7 μg/m3 (11) 11.0
 
May 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) N/A 1.9 μg/m3 (8) 8.0
 
May 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.11 ppb (1) N/A -3.1 μg/m3 (0) 1.0
 
May 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.13 ppb (1) N/A -0.7 μg/m3 (0) 1.0
 
May 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.15 ppb (2) N/A -0.3 μg/m3 (0) 2.0
 
May 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 7.9 μg/m3 (33) 33.0
 
May 28, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
May 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A 3.8 μg/m3 (16) 16.0
 
May 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A 9.7 μg/m3 (40) 40.0
 
May 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
May 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
May 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (2) N/A 0.4 μg/m3 (2) 2.0
 
May 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (4) N/A 0.3 μg/m3 (1) 4.0
 
May 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.53 ppb (6) N/A 7.6 μg/m3 (32) 32.0
 
May 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.65 ppb (7) N/A 19.5 μg/m3 (66) 66.0
 
May 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.58 ppb (6) N/A 25.4 μg/m3 (79) 79.0
 
May 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.67 ppb (7) N/A 30.1 μg/m3 (89) 89.0
 
May 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.59 ppb (7) N/A 23.3 μg/m3 (74) 74.0
 
May 28, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.44 ppb (5) N/A 12.4 μg/m3 (51) 51.0
 
May 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 4.6 μg/m3 (19) 19.0
 
May 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
May 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 3.9 μg/m3 (16) 16.0
 
May 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A -1.6 μg/m3 (0) 2.0
 
May 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A -3.8 μg/m3 (0) 2.0
 
May 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A -2.9 μg/m3 (0) 3.0
 
May 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A -4.7 μg/m3 (0) 2.0
 
May 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (2) N/A -3.9 μg/m3 (0) 2.0