ID: 1650

AQSQID: 000090402

Site Name: Medicine Hat - Crescent Hts

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

Updated: July 30, 2021, 6:55 p.m.

Location: Medicine Hat (Downtown), CC

Reporting: True, Located: True

Current AQI: 75.0

Medicine Hat (Downtown) CC, CA: 50.0492, -110.6814

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 23.4 μg/m3 (75) 75.0
 
July 30, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 29.6 μg/m3 (88) 88.0
 
July 30, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 35.5 μg/m3 (101) 101.0
 
July 30, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 40.1 μg/m3 (113) 113.0
 
July 30, 2021, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 41.6 μg/m3 (117) 117.0
 
July 30, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 37.1 μg/m3 (105) 105.0
 
July 30, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 33.2 μg/m3 (96) 96.0
 
July 30, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 36.0 μg/m3 (103) 103.0
 
July 30, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 29.2 μg/m3 (87) 87.0
 
July 30, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 22.4 μg/m3 (73) 73.0
 
July 30, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 24.0 μg/m3 (77) 77.0
 
July 30, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 25.3 μg/m3 (79) 79.0
 
July 30, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 25.6 μg/m3 (80) 80.0
 
July 30, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 24.8 μg/m3 (78) 78.0
 
July 30, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 25.4 μg/m3 (79) 79.0
 
July 30, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 24.8 μg/m3 (78) 78.0
 
July 30, 2021, midnight N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A N/A 28.1 μg/m3 (85) 94.0
 
July 29, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 29.5 μg/m3 (88) 91.0
 
July 29, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 29.5 μg/m3 (88) 91.0
 
July 29, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.4 μg/m3 (90) 90.0
 
July 29, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 34.3 μg/m3 (98) 98.0
 
July 29, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 32.8 μg/m3 (95) 95.0
 
July 29, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 32.4 μg/m3 (94) 94.0
 
July 29, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 29.2 μg/m3 (87) 87.0
 
July 29, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 26.8 μg/m3 (82) 82.0
 
July 29, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 23.7 μg/m3 (76) 76.0
 
July 29, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 18.9 μg/m3 (66) 66.0
 
July 29, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 16.8 μg/m3 (61) 61.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 17.7 μg/m3 (63) 63.0
 
July 29, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 22.5 μg/m3 (73) 73.0
 
July 29, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 26.9 μg/m3 (83) 83.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 26.5 μg/m3 (82) 82.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 26.4 μg/m3 (82) 82.0
 
July 29, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 24.8 μg/m3 (78) 78.0
 
July 29, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 20.5 μg/m3 (69) 69.0
 
July 29, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 18.1 μg/m3 (64) 64.0
 
July 29, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 20.0 μg/m3 (68) 68.0
 
July 29, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 23.4 μg/m3 (75) 75.0
 
July 29, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 22.0 μg/m3 (72) 74.0
 
July 29, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 17.8 μg/m3 (63) 91.0
 
July 29, 2021, midnight N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 19.2 μg/m3 (66) 91.0
 
July 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A N/A 19.8 μg/m3 (68) 87.0
 
July 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.1 μg/m3 (64) 64.0
 
July 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 18.1 μg/m3 (64) 78.0
 
July 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 21.2 μg/m3 (71) 81.0
 
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 20.5 μg/m3 (69) 84.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 18.4 μg/m3 (65) 65.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 14.6 μg/m3 (57) 57.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 11.8 μg/m3 (50) 50.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 10.9 μg/m3 (46) 46.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 11.4 μg/m3 (48) 48.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 13.0 μg/m3 (53) 53.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 13.3 μg/m3 (54) 54.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 13.2 μg/m3 (54) 54.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 13.1 μg/m3 (54) 54.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 13.7 μg/m3 (55) 55.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 14.9 μg/m3 (57) 57.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 19.4 μg/m3 (67) 67.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 17.8 μg/m3 (63) 63.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 18.1 μg/m3 (64) 64.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 19.2 μg/m3 (66) 66.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 26.7 μg/m3 (82) 82.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 27.4 μg/m3 (84) 84.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 31.5 μg/m3 (92) 92.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.6 μg/m3 (90) 90.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A N/A 30.0 μg/m3 (89) 89.0
 
July 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 26.8 μg/m3 (82) 82.0
 
July 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 23.1 μg/m3 (75) 75.0
 
July 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 19.3 μg/m3 (67) 67.0
 
July 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 18.1 μg/m3 (64) 64.0
 
July 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 19.4 μg/m3 (67) 67.0
 
July 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 24.6 μg/m3 (78) 78.0
 
July 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 25.3 μg/m3 (79) 79.0
 
July 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 24.7 μg/m3 (78) 78.0
 
July 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 23.8 μg/m3 (76) 76.0
 
July 27, 2021, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 23.0 μg/m3 (74) 74.0
 
July 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 23.8 μg/m3 (76) 76.0
 
July 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 25.0 μg/m3 (79) 79.0
 
July 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 25.4 μg/m3 (79) 79.0
 
July 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 27.2 μg/m3 (83) 83.0
 
July 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 27.2 μg/m3 (83) 83.0
 
July 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 28.1 μg/m3 (85) 85.0
 
July 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 29.3 μg/m3 (88) 88.0
 
July 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 27.9 μg/m3 (85) 85.0
 
July 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 27.6 μg/m3 (84) 84.0
 
July 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 21.0 μg/m3 (70) 70.0
 
July 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 20.5 μg/m3 (69) 74.0
 
July 27, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.3 μg/m3 (77) 77.0
 
July 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 25.3 μg/m3 (79) 91.0
 
July 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 23.2 μg/m3 (75) 81.0
 
July 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 16.1 μg/m3 (60) 60.0
 
July 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 12.9 μg/m3 (53) 53.0
 
July 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 11.1 μg/m3 (47) 47.0
 
July 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 9.9 μg/m3 (42) 42.0
 
July 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 8.9 μg/m3 (38) 38.0
 
July 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 8.4 μg/m3 (36) 36.0
 
July 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 8.0 μg/m3 (34) 34.0
 
July 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 8.8 μg/m3 (37) 37.0
 
July 26, 2021, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 8.9 μg/m3 (38) 38.0
 
July 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 11.3 μg/m3 (48) 48.0
 
July 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 28.6 μg/m3 (86) 86.0
 
July 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 35.3 μg/m3 (100) 100.0
 
July 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 23.9 μg/m3 (76) 76.0
 
July 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 27.4 μg/m3 (84) 84.0
 
July 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 38.5 μg/m3 (109) 109.0
 
July 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 37.7 μg/m3 (107) 107.0
 
July 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 36.1 μg/m3 (103) 103.0
 
July 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 35.0 μg/m3 (100) 100.0
 
July 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.8 μg/m3 (93) 93.0
 
July 26, 2021, midnight N/A N/A N/A N/A N/A N/A 75.0 ppb (104) N/A N/A 29.4 μg/m3 (88) 104.0
 
July 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (105) N/A N/A 31.8 μg/m3 (93) 105.0
 
July 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A N/A 28.7 μg/m3 (86) 94.0
 
July 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A N/A 31.1 μg/m3 (91) 100.0
 
July 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (102) N/A N/A 38.2 μg/m3 (108) 108.0
 
July 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 42.1 μg/m3 (118) 118.0
 
July 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 48.1 μg/m3 (133) 133.0
 
July 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 52.1 μg/m3 (142) 142.0
 
July 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 51.8 μg/m3 (142) 142.0
 
July 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 45.5 μg/m3 (126) 126.0
 
July 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 40.2 μg/m3 (113) 113.0
 
July 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 38.7 μg/m3 (109) 109.0
 
July 25, 2021, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 36.5 μg/m3 (104) 104.0
 
July 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 42.7 μg/m3 (119) 119.0
 
July 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 51.7 μg/m3 (141) 141.0
 
July 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 63.7 μg/m3 (156) 156.0
 
July 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 65.2 μg/m3 (157) 157.0
 
July 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 68.9 μg/m3 (158) 158.0
 
July 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 73.2 μg/m3 (161) 161.0
 
July 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 63.7 μg/m3 (156) 156.0
 
July 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 66.5 μg/m3 (157) 157.0
 
July 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 60.1 μg/m3 (154) 154.0
 
July 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 47.7 μg/m3 (132) 132.0
 
July 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 60.8 μg/m3 (154) 154.0
 
July 25, 2021, midnight N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A N/A 65.8 μg/m3 (157) 157.0
 
July 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 81.8 μg/m3 (165) 165.0
 
July 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 84.2 μg/m3 (166) 166.0
 
July 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 34.7 μg/m3 (99) 99.0
 
July 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 33.3 μg/m3 (96) 96.0
 
July 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 27.5 μg/m3 (84) 84.0
 
July 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 22.9 μg/m3 (74) 74.0
 
July 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 30.0 μg/m3 (89) 89.0
 
July 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 40.2 μg/m3 (113) 113.0
 
July 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 44.2 μg/m3 (123) 123.0
 
July 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 46.0 μg/m3 (127) 127.0
 
July 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 48.6 μg/m3 (134) 134.0
 
July 24, 2021, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 56.9 μg/m3 (152) 152.0
 
July 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 59.8 μg/m3 (154) 154.0
 
July 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 58.5 μg/m3 (153) 153.0
 
July 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 62.3 μg/m3 (155) 155.0
 
July 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 60.5 μg/m3 (154) 154.0
 
July 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 56.9 μg/m3 (152) 152.0
 
July 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 54.1 μg/m3 (147) 147.0
 
July 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 48.5 μg/m3 (134) 134.0
 
July 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 37.6 μg/m3 (107) 107.0
 
July 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.4 μg/m3 (143) 143.0
 
July 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 39.6 μg/m3 (112) 112.0
 
July 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 35.4 μg/m3 (100) 100.0
 
July 24, 2021, midnight N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 38.9 μg/m3 (110) 110.0
 
July 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 45.7 μg/m3 (127) 127.0
 
July 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 54.9 μg/m3 (149) 149.0
 
July 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 78.6 μg/m3 (163) 163.0
 
July 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 97.5 μg/m3 (173) 173.0
 
July 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 102.5 μg/m3 (176) 176.0
 
July 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 110.0 μg/m3 (180) 180.0
 
July 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 44.1 μg/m3 (123) 123.0
 
July 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 21.8 μg/m3 (72) 72.0