ID: 2962

AQSQID: 180890036

Site Name: Hammond-167th St

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

Updated: Aug. 3, 2021, 11:56 p.m.

Location: Hammond (Roxana), IN

Reporting: True, Located: True

Current AQI: 60.0

Hammond (Roxana) IN, US: 41.594427, -87.495044

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (60) 60.0
 
Aug. 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.2 μg/m3 (60) 60.0
 
Aug. 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.4 μg/m3 (58) 58.0
 
Aug. 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (59) 59.0
 
Aug. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (58) 58.0
 
Aug. 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.2 μg/m3 (60) 60.0
 
Aug. 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (60) 60.0
 
Aug. 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (57) 57.0
 
Aug. 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (49) 49.0
 
Aug. 3, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
Aug. 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (52) 52.0
 
Aug. 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (46) 46.0
 
Aug. 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (47) 47.0
 
Aug. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (52) 52.0
 
Aug. 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.1 μg/m3 (51) 51.0
 
Aug. 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (53) 53.0
 
Aug. 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
Aug. 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.2 μg/m3 (58) 58.0
 
Aug. 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Aug. 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
Aug. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
Aug. 3, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (40) 40.0
 
Aug. 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (43) 43.0
 
Aug. 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (52) 52.0
 
Aug. 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Aug. 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (53) 53.0
 
Aug. 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Aug. 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.6 μg/m3 (45) 45.0
 
Aug. 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (40) 40.0
 
Aug. 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
Aug. 2, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
Aug. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (41) 41.0
 
Aug. 2, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Aug. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (53) 53.0
 
Aug. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (53) 53.0
 
Aug. 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (52) 52.0
 
Aug. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Aug. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.1 μg/m3 (51) 51.0
 
Aug. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (43) 43.0
 
Aug. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
Aug. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
Aug. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (52) 52.0
 
Aug. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (53) 53.0
 
Aug. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (56) 56.0
 
Aug. 2, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (60) 60.0
 
Aug. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (66) 66.0
 
Aug. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.9 μg/m3 (78) 78.0
 
Aug. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.7 μg/m3 (84) 84.0
 
Aug. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.2 μg/m3 (87) 87.0
 
Aug. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.5 μg/m3 (88) 88.0
 
Aug. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.6 μg/m3 (119) 119.0
 
Aug. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 55.2 μg/m3 (150) 150.0
 
Aug. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (120) 120.0
 
Aug. 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.9 μg/m3 (117) 117.0
 
Aug. 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.9 μg/m3 (97) 97.0
 
Aug. 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.1 μg/m3 (83) 83.0
 
Aug. 1, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.7 μg/m3 (97) 97.0
 
Aug. 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.6 μg/m3 (109) 109.0
 
Aug. 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 29.6 μg/m3 (88) 88.0
 
Aug. 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.4 μg/m3 (79) 79.0
 
Aug. 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.5 μg/m3 (78) 78.0
 
Aug. 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.6 μg/m3 (76) 76.0
 
Aug. 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (73) 73.0
 
Aug. 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (71) 71.0
 
Aug. 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (69) 69.0
 
Aug. 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (71) 71.0
 
Aug. 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (74) 74.0
 
Aug. 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.2 μg/m3 (75) 75.0
 
Aug. 1, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (70) 70.0
 
July 31, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (68) 68.0
 
July 31, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (61) 61.0
 
July 31, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.7 μg/m3 (57) 57.0
 
July 31, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (53) 53.0
 
July 31, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (48) 48.0
 
July 31, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
July 31, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 31, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (43) 43.0
 
July 31, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
July 31, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
July 31, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (22) 22.0
 
July 31, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (23) 23.0
 
July 31, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (22) 22.0
 
July 31, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
July 31, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (19) 19.0
 
July 31, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
July 31, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 31, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
July 31, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
July 31, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
July 31, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
July 31, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (18) 18.0
 
July 31, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (18) 18.0
 
July 31, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (18) 18.0
 
July 30, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
July 30, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
July 30, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (20) 20.0
 
July 30, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (22) 22.0
 
July 30, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (20) 20.0
 
July 30, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (20) 20.0
 
July 30, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 30, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 30, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
July 30, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
July 30, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
July 30, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 30, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
July 30, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
July 30, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (63) 63.0
 
July 30, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.8 μg/m3 (70) 70.0
 
July 30, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (63) 63.0
 
July 30, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (63) 63.0
 
July 30, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (66) 66.0
 
July 30, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.9 μg/m3 (70) 70.0
 
July 30, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.8 μg/m3 (72) 72.0
 
July 30, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.7 μg/m3 (72) 72.0
 
July 30, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (77) 77.0
 
July 30, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (73) 73.0
 
July 29, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.9 μg/m3 (66) 66.0
 
July 29, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (63) 63.0
 
July 29, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (59) 59.0
 
July 29, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.9 μg/m3 (59) 59.0
 
July 29, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (59) 59.0
 
July 29, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (59) 59.0
 
July 29, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (57) 57.0
 
July 29, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.7 μg/m3 (55) 55.0
 
July 29, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (54) 54.0
 
July 29, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (55) 55.0
 
July 29, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (57) 57.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (57) 57.0
 
July 29, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.9 μg/m3 (57) 57.0
 
July 29, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.6 μg/m3 (59) 59.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (58) 58.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (66) 66.0
 
July 29, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.8 μg/m3 (68) 68.0
 
July 29, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.7 μg/m3 (70) 70.0
 
July 29, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (69) 69.0
 
July 29, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.4 μg/m3 (71) 71.0
 
July 29, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (73) 73.0
 
July 29, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (71) 71.0
 
July 29, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (71) 71.0
 
July 29, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.5 μg/m3 (69) 69.0
 
July 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.4 μg/m3 (69) 69.0
 
July 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (68) 68.0
 
July 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.3 μg/m3 (71) 71.0
 
July 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (71) 71.0
 
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.7 μg/m3 (67) 67.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (69) 69.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.7 μg/m3 (70) 70.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.7 μg/m3 (65) 65.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (63) 63.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (56) 56.0
 
July 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (52) 52.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (53) 53.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.2 μg/m3 (58) 58.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.9 μg/m3 (57) 57.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (55) 55.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (53) 53.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (54) 54.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (56) 56.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.6 μg/m3 (57) 57.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (56) 56.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (54) 54.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.5 μg/m3 (52) 52.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (45) 45.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (49) 49.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0