AQSQID: 170830117

Site Name: N/A

Location: Jerseyville, IL

Reporting: True, Located: True

Current AQI: 21.0

Jerseyville IL, US: 39.110539, -90.344374

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 10, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 3.4 μg/m3 (14) 42.0
 
June 10, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 0.5 μg/m3 (2) 42.0
 
June 10, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 2.4 μg/m3 (10) 42.0
 
June 10, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A -1.2 μg/m3 (0) 39.0
 
June 10, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 9.9 μg/m3 (41) 41.0
 
June 10, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 19.1 μg/m3 (65) 65.0
 
June 10, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.5 μg/m3 (10) 34.0
 
June 10, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.2 μg/m3 (9) 33.0
 
June 10, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 4.1 μg/m3 (17) 32.0
 
June 10, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 2.0 μg/m3 (8) 30.0
 
June 10, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
June 10, 2019, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 4.4 μg/m3 (18) 23.0
 
June 10, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.2 μg/m3 (13) 23.0
 
June 10, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.8 μg/m3 (8) 24.0
 
June 10, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A -0.4 μg/m3 (0) 25.0
 
June 10, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 16.6 μg/m3 (60) 60.0
 
June 10, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 13.3 μg/m3 (53) 53.0
 
June 10, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
June 10, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A -0.4 μg/m3 (0) 27.0
 
June 10, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 6.4 μg/m3 (27) 30.0
 
June 10, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 12.9 μg/m3 (52) 52.0
 
June 10, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 7.1 μg/m3 (30) 33.0
 
June 10, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 25.2 μg/m3 (78) 78.0
 
June 10, 2019, midnight N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
June 9, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 12.5 μg/m3 (51) 51.0
 
June 9, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A N/A 48.0
 
June 9, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 3.0 μg/m3 (12) 46.0
 
June 9, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 4.1 μg/m3 (17) 44.0
 
June 9, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 2.4 μg/m3 (10) 42.0
 
June 9, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 15.8 μg/m3 (58) 58.0
 
June 9, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 22.1 μg/m3 (71) 71.0
 
June 9, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 1.2 μg/m3 (5) 37.0
 
June 9, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A N/A 36.0
 
June 9, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A N/A 35.0
 
June 9, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 3.8 μg/m3 (16) 29.0
 
June 9, 2019, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 13.8 μg/m3 (54) 54.0
 
June 9, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 12.6 μg/m3 (51) 51.0
 
June 9, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 15.3 μg/m3 (57) 57.0
 
June 9, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 12.3 μg/m3 (51) 51.0
 
June 9, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A -2.1 μg/m3 (0) 20.0
 
June 9, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 8.7 μg/m3 (36) 36.0
 
June 9, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 13.7 μg/m3 (54) 54.0
 
June 9, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 8.5 μg/m3 (35) 35.0
 
June 9, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 9.3 μg/m3 (39) 39.0
 
June 9, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 13.9 μg/m3 (54) 54.0
 
June 9, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 10.5 μg/m3 (44) 44.0
 
June 9, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 7.0 μg/m3 (29) 32.0
 
June 9, 2019, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 9.9 μg/m3 (41) 41.0
 
June 8, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 13.9 μg/m3 (54) 54.0
 
June 8, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 28.8 μg/m3 (86) 86.0
 
June 8, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 24.2 μg/m3 (76) 76.0
 
June 8, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 7.2 μg/m3 (30) 36.0
 
June 8, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 12.0 μg/m3 (50) 50.0
 
June 8, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 15.3 μg/m3 (57) 57.0
 
June 8, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A -3.5 μg/m3 (0) 39.0
 
June 8, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A -3.1 μg/m3 (0) 38.0
 
June 8, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 11.5 μg/m3 (48) 48.0
 
June 8, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 8, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 8.5 μg/m3 (35) 35.0
 
June 8, 2019, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 8.8 μg/m3 (37) 37.0
 
June 8, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 8.7 μg/m3 (36) 36.0
 
June 8, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.8 μg/m3 (16) 27.0
 
June 8, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 11.8 μg/m3 (49) 49.0
 
June 8, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 18.2 μg/m3 (63) 63.0
 
June 8, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 4.6 μg/m3 (19) 32.0
 
June 8, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 3.0 μg/m3 (12) 36.0
 
June 8, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 3.7 μg/m3 (15) 39.0
 
June 8, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
June 8, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 8.2 μg/m3 (34) 41.0
 
June 8, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 4.5 μg/m3 (19) 42.0
 
June 8, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A -0.8 μg/m3 (0) 48.0
 
June 8, 2019, midnight N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 4.1 μg/m3 (17) 51.0
 
June 7, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A 9.9 μg/m3 (41) 54.0
 
June 7, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A 6.5 μg/m3 (27) 54.0
 
June 7, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (52) N/A N/A 0.1 μg/m3 (0) 52.0
 
June 7, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (52) N/A N/A 8.4 μg/m3 (35) 52.0
 
June 7, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (52) N/A N/A 0.1 μg/m3 (0) 52.0
 
June 7, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 13.0 μg/m3 (52) 52.0
 
June 7, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A -1.9 μg/m3 (0) 48.0
 
June 7, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 4.0 μg/m3 (17) 46.0
 
June 7, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 1.7 μg/m3 (7) 42.0
 
June 7, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 6.1 μg/m3 (25) 34.0
 
June 7, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 4.9 μg/m3 (20) 24.0
 
June 7, 2019, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 1.3 μg/m3 (5) 22.0
 
June 7, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 22.8 μg/m3 (73) 73.0
 
June 7, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 12.6 μg/m3 (51) 51.0
 
June 7, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 15.6 μg/m3 (58) 58.0
 
June 7, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.5 μg/m3 (23) 25.0
 
June 7, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A -8.6 μg/m3 (0) 28.0
 
June 7, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A -3.9 μg/m3 (0) 35.0
 
June 7, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 4.7 μg/m3 (20) 36.0
 
June 7, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 16.4 μg/m3 (59) 59.0
 
June 7, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 11.7 μg/m3 (49) 49.0
 
June 7, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A -1.7 μg/m3 (0) 26.0
 
June 7, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 4.9 μg/m3 (20) 41.0
 
June 7, 2019, midnight N/A N/A N/A N/A N/A N/A 69.0 ppb (53) N/A N/A 11.0 μg/m3 (46) 53.0
 
June 6, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (55) N/A N/A 27.6 μg/m3 (83) 83.0
 
June 6, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) N/A N/A 19.3 μg/m3 (66) 66.0
 
June 6, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (55) N/A N/A 5.5 μg/m3 (23) 55.0
 
June 6, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A 18.6 μg/m3 (64) 64.0
 
June 6, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 0.5 μg/m3 (2) 47.0
 
June 6, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A N/A 45.0
 
June 6, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 0.1 μg/m3 (0) 42.0
 
June 6, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A -0.6 μg/m3 (0) 41.0
 
June 6, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A -1.7 μg/m3 (0) 41.0
 
June 6, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A -7.4 μg/m3 (0) 38.0
 
June 6, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 3.4 μg/m3 (14) 31.0
 
June 6, 2019, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.6 μg/m3 (11) 25.0
 
June 6, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 6.1 μg/m3 (25) 25.0
 
June 6, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 5.8 μg/m3 (24) 24.0
 
June 6, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 6.9 μg/m3 (29) 29.0
 
June 6, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 6.5 μg/m3 (27) 27.0
 
June 6, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A -0.8 μg/m3 (0) 33.0
 
June 6, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 8.5 μg/m3 (35) 35.0
 
June 6, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 4.3 μg/m3 (18) 36.0
 
June 6, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 3.6 μg/m3 (15) 34.0
 
June 6, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 8.0 μg/m3 (33) 38.0
 
June 6, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 6.4 μg/m3 (27) 43.0
 
June 6, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 0.3 μg/m3 (1) 43.0
 
June 6, 2019, midnight N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A -1.1 μg/m3 (0) 43.0
 
June 5, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 8.4 μg/m3 (35) 48.0
 
June 5, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A N/A 42.0
 
June 5, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 7.5 μg/m3 (31) 36.0
 
June 5, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 2.0 μg/m3 (8) 37.0
 
June 5, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 6.1 μg/m3 (25) 35.0
 
June 5, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
June 5, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 1.3 μg/m3 (5) 30.0
 
June 5, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 4.1 μg/m3 (17) 28.0
 
June 5, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A -1.7 μg/m3 (0) 25.0
 
June 5, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A -1.6 μg/m3 (0) 20.0
 
June 5, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (40) 40.0
 
June 5, 2019, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.4 μg/m3 (18) 18.0
 
June 5, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.6 μg/m3 (15) 19.0
 
June 5, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 12.8 μg/m3 (52) 52.0
 
June 5, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.5 μg/m3 (15) 23.0
 
June 5, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A -2.0 μg/m3 (0) 25.0
 
June 5, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A -3.5 μg/m3 (0) 25.0
 
June 5, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A -0.8 μg/m3 (0) 24.0
 
June 5, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A -0.4 μg/m3 (0) 28.0
 
June 5, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A -0.8 μg/m3 (0) 28.0
 
June 5, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A -1.8 μg/m3 (0) 29.0
 
June 5, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A -1.1 μg/m3 (0) 30.0
 
June 5, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 3.8 μg/m3 (16) 32.0
 
June 5, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 8.2 μg/m3 (34) 34.0
 
June 4, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 11.1 μg/m3 (46) 46.0
 
June 4, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 12.9 μg/m3 (52) 52.0
 
June 4, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 1.4 μg/m3 (6) 41.0
 
June 4, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 4.3 μg/m3 (18) 39.0
 
June 4, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 16.1 μg/m3 (59) 59.0
 
June 4, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 25.3 μg/m3 (78) 78.0
 
June 4, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A -1.1 μg/m3 (0) 50.0
 
June 4, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 9.8 μg/m3 (41) 46.0
 
June 4, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 15.5 μg/m3 (57) 57.0
 
June 4, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 1.5 μg/m3 (6) 35.0
 
June 4, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 7.2 μg/m3 (30) 30.0
 
June 4, 2019, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 0.9 μg/m3 (4) 28.0
 
June 4, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 5.5 μg/m3 (23) 31.0
 
June 4, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 16.5 μg/m3 (60) 60.0
 
June 4, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 12.9 μg/m3 (52) 52.0
 
June 4, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 7.0 μg/m3 (29) 33.0
 
June 4, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 5.2 μg/m3 (22) 31.0
 
June 4, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 4, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.4 μg/m3 (27) 27.0
 
June 4, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 8.2 μg/m3 (34) 34.0
 
June 4, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 4, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 10.9 μg/m3 (45) 45.0
 
June 4, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 6.5 μg/m3 (27) 38.0
 
June 4, 2019, midnight N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A -2.3 μg/m3 (0) 43.0