ID: 1676

AQSQID: 040131030

Site Name: Ft Mcd Yuma Frank-Az

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

Updated: April 22, 2021, 9:43 a.m.

Location: Fort Mcdowell (Yuma Frank Rd), AZ

Reporting: True, Located: True

Current AQI: 27.0

Fort Mcdowell (Yuma Frank Rd) AZ, US: 33.6292, -111.676903

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.6 μg/m3 (27) N/A 27.0
 
April 22, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.6 μg/m3 (40) N/A 40.0
 
April 22, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.9 μg/m3 (37) N/A 37.0
 
April 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.5 μg/m3 (39) N/A 39.0
 
April 22, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.7 μg/m3 (31) N/A 31.0
 
April 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.4 μg/m3 (26) N/A 26.0
 
April 22, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.2 μg/m3 (46) N/A 46.0
 
April 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 127.7 μg/m3 (87) N/A 87.0
 
April 22, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 136.7 μg/m3 (92) N/A 92.0
 
April 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 90.6 μg/m3 (69) N/A 69.0
 
April 21, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.5 μg/m3 (52) N/A 52.0
 
April 21, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.6 μg/m3 (42) N/A 42.0
 
April 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.7 μg/m3 (49) N/A 49.0
 
April 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 86.3 μg/m3 (67) N/A 67.0
 
April 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.5 μg/m3 (55) N/A 55.0
 
April 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.8 μg/m3 (48) N/A 48.0
 
April 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.4 μg/m3 (26) N/A 26.0
 
April 21, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (50) N/A 50.0
 
April 21, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.8 μg/m3 (43) N/A 43.0
 
April 21, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.7 μg/m3 (42) N/A 42.0
 
April 21, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 36.5 μg/m3 (34) N/A 34.0
 
April 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.3 μg/m3 (45) N/A 45.0
 
April 21, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.1 μg/m3 (36) N/A 36.0
 
April 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.5 μg/m3 (46) N/A 46.0
 
April 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 79.0 μg/m3 (63) N/A 63.0
 
April 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 104.6 μg/m3 (76) N/A 76.0
 
April 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.7 μg/m3 (52) N/A 52.0
 
April 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.8 μg/m3 (54) N/A 54.0
 
April 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 81.4 μg/m3 (65) N/A 65.0
 
April 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.5 μg/m3 (57) N/A 57.0
 
April 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.9 μg/m3 (53) N/A 53.0
 
April 21, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.8 μg/m3 (29) N/A 29.0
 
April 21, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 35.2 μg/m3 (33) N/A 33.0
 
April 20, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.7 μg/m3 (24) N/A 24.0
 
April 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.7 μg/m3 (27) N/A 27.0
 
April 20, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.6 μg/m3 (34) N/A 34.0
 
April 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.6 μg/m3 (27) N/A 27.0
 
April 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.6 μg/m3 (32) N/A 32.0
 
April 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) N/A 17.0
 
April 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.2 μg/m3 (17) N/A 17.0
 
April 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.1 μg/m3 (34) N/A 34.0
 
April 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.4 μg/m3 (45) N/A 45.0
 
April 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.8 μg/m3 (40) N/A 40.0
 
April 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.3 μg/m3 (37) N/A 37.0
 
April 20, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 36.8 μg/m3 (35) N/A 35.0
 
April 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.6 μg/m3 (27) N/A 27.0
 
April 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.7 μg/m3 (51) N/A 51.0
 
April 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.1 μg/m3 (37) N/A 37.0
 
April 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.5 μg/m3 (44) N/A 44.0
 
April 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.1 μg/m3 (53) N/A 53.0
 
April 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.9 μg/m3 (47) N/A 47.0
 
April 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.1 μg/m3 (51) N/A 51.0
 
April 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.4 μg/m3 (50) N/A 50.0
 
April 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.9 μg/m3 (53) N/A 53.0
 
April 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.5 μg/m3 (27) N/A 27.0
 
April 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) N/A 17.0
 
April 20, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) N/A 21.0
 
April 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) N/A 16.0
 
April 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.1 μg/m3 (15) N/A 15.0
 
April 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (6) N/A 6.0
 
April 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) N/A 8.0
 
April 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.1 μg/m3 (32) N/A 32.0
 
April 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.7 μg/m3 (30) N/A 30.0
 
April 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) N/A 24.0
 
April 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.4 μg/m3 (23) N/A 23.0
 
April 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.1 μg/m3 (26) N/A 26.0
 
April 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.4 μg/m3 (35) N/A 35.0
 
April 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (21) N/A 21.0
 
April 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 13.8 μg/m3 (13) N/A 13.0
 
April 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.4 μg/m3 (18) N/A 18.0
 
April 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.8 μg/m3 (17) N/A 17.0
 
April 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.5 μg/m3 (26) N/A 26.0
 
April 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.7 μg/m3 (28) N/A 28.0
 
April 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.2 μg/m3 (34) N/A 34.0
 
April 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (9) N/A 9.0
 
April 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) N/A 30.0
 
April 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) N/A 23.0
 
April 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.7 μg/m3 (27) N/A 27.0
 
April 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (13) N/A 13.0
 
April 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.3 μg/m3 (17) N/A 17.0
 
April 19, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 51.4 μg/m3 (48) N/A 48.0
 
April 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.4 μg/m3 (26) N/A 26.0
 
April 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.3 μg/m3 (30) N/A 30.0
 
April 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.2 μg/m3 (30) N/A 30.0
 
April 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.2 μg/m3 (33) N/A 33.0
 
April 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.7 μg/m3 (29) N/A 29.0
 
April 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (19) N/A 19.0
 
April 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.9 μg/m3 (37) N/A 37.0
 
April 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) N/A 25.0
 
April 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.4 μg/m3 (13) N/A 13.0
 
April 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.6 μg/m3 (24) N/A 24.0
 
April 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.4 μg/m3 (25) N/A 25.0
 
April 18, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 28.3 μg/m3 (27) N/A 27.0
 
April 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (18) N/A 18.0
 
April 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.2 μg/m3 (33) N/A 33.0
 
April 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.4 μg/m3 (25) N/A 25.0
 
April 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.6 μg/m3 (21) N/A 21.0
 
April 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (14) N/A 14.0
 
April 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.6 μg/m3 (24) N/A 24.0
 
April 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.8 μg/m3 (38) N/A 38.0
 
April 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.8 μg/m3 (33) N/A 33.0
 
April 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.3 μg/m3 (39) N/A 39.0
 
April 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.4 μg/m3 (38) N/A 38.0
 
April 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.7 μg/m3 (32) N/A 32.0
 
April 18, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 17.2 μg/m3 (16) N/A 16.0
 
April 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.3 μg/m3 (26) N/A 26.0
 
April 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.3 μg/m3 (23) N/A 23.0
 
April 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.6 μg/m3 (19) N/A 19.0
 
April 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (17) N/A 17.0
 
April 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.3 μg/m3 (46) N/A 46.0
 
April 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.4 μg/m3 (41) N/A 41.0
 
April 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.3 μg/m3 (32) N/A 32.0
 
April 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.8 μg/m3 (43) N/A 43.0
 
April 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.3 μg/m3 (57) N/A 57.0
 
April 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.2 μg/m3 (40) N/A 40.0
 
April 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.1 μg/m3 (46) N/A 46.0
 
April 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.4 μg/m3 (48) N/A 48.0
 
April 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.6 μg/m3 (68) N/A 68.0
 
April 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.3 μg/m3 (40) N/A 40.0
 
April 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.8 μg/m3 (34) N/A 34.0
 
April 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.6 μg/m3 (21) N/A 21.0
 
April 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.7 μg/m3 (34) N/A 34.0
 
April 17, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 20.1 μg/m3 (19) N/A 19.0
 
April 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.9 μg/m3 (21) N/A 21.0
 
April 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.3 μg/m3 (25) N/A 25.0
 
April 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.6 μg/m3 (26) N/A 26.0
 
April 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (13) N/A 13.0
 
April 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.4 μg/m3 (28) N/A 28.0
 
April 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (11) N/A 11.0
 
April 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.2 μg/m3 (20) N/A 20.0
 
April 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) N/A 17.0
 
April 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.4 μg/m3 (23) N/A 23.0
 
April 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.9 μg/m3 (51) N/A 51.0
 
April 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.2 μg/m3 (39) N/A 39.0
 
April 16, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (17) N/A 17.0
 
April 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.5 μg/m3 (34) N/A 34.0
 
April 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.5 μg/m3 (39) N/A 39.0
 
April 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.6 μg/m3 (30) N/A 30.0
 
April 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) N/A 35.0
 
April 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.4 μg/m3 (42) N/A 42.0
 
April 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.5 μg/m3 (34) N/A 34.0
 
April 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.1 μg/m3 (39) N/A 39.0
 
April 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.6 μg/m3 (23) N/A 23.0
 
April 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.5 μg/m3 (29) N/A 29.0
 
April 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) N/A 26.0
 
April 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.8 μg/m3 (29) N/A 29.0
 
April 16, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 34.3 μg/m3 (32) N/A 32.0
 
April 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.2 μg/m3 (37) N/A 37.0
 
April 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.5 μg/m3 (40) N/A 40.0
 
April 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.5 μg/m3 (27) N/A 27.0
 
April 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.4 μg/m3 (25) N/A 25.0
 
April 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.5 μg/m3 (25) N/A 25.0
 
April 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.5 μg/m3 (26) N/A 26.0
 
April 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.5 μg/m3 (24) N/A 24.0
 
April 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.5 μg/m3 (32) N/A 32.0
 
April 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.2 μg/m3 (36) N/A 36.0
 
April 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.9 μg/m3 (29) N/A 29.0
 
April 15, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 24.9 μg/m3 (24) N/A 24.0
 
April 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.4 μg/m3 (19) N/A 19.0
 
April 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.6 μg/m3 (18) N/A 18.0
 
April 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.8 μg/m3 (31) N/A 31.0
 
April 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.9 μg/m3 (30) N/A 30.0
 
April 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.7 μg/m3 (34) N/A 34.0
 
April 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.4 μg/m3 (30) N/A 30.0
 
April 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.4 μg/m3 (44) N/A 44.0
 
April 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.2 μg/m3 (32) N/A 32.0
 
April 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.7 μg/m3 (35) N/A 35.0