ID: 7874

AQSQID: 840460130004

Site Name: Aberdeen Bus Stop

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

Updated: Sept. 24, 2020, 9:40 p.m.

Location: Aberdeen (Melrose Addition), SD

Reporting: True, Located: True

Current AQI: 48.0

Aberdeen (Melrose Addition) SD, US: 45.468596, -98.494061

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.4 μg/m3 (48) 7.3 μg/m3 (30) 48.0
 
Sept. 24, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.8 μg/m3 (37) 12.2 μg/m3 (50) 50.0
 
Sept. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.1 μg/m3 (30) 10.7 μg/m3 (45) 45.0
 
Sept. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.3 μg/m3 (22) 7.4 μg/m3 (31) 31.0
 
Sept. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 4.1 μg/m3 (17) 17.0
 
Sept. 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.4 μg/m3 (30) 5.4 μg/m3 (23) 30.0
 
Sept. 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.6 μg/m3 (31) 9.5 μg/m3 (40) 40.0
 
Sept. 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
Sept. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 4.6 μg/m3 (19) 19.0
 
Sept. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 6.9 μg/m3 (29) 29.0
 
Sept. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 3.7 μg/m3 (15) 21.0
 
Sept. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 3.9 μg/m3 (16) 25.0
 
Sept. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 6.6 μg/m3 (28) 28.0
 
Sept. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 9.9 μg/m3 (41) 41.0
 
Sept. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 8.3 μg/m3 (35) 46.0
 
Sept. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (53) 12.2 μg/m3 (50) 53.0
 
Sept. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 11.5 μg/m3 (48) 58.0
 
Sept. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 10.0 μg/m3 (42) 58.0
 
Sept. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (68) 15.4 μg/m3 (57) 68.0
 
Sept. 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 95.0 μg/m3 (70) 17.9 μg/m3 (63) 70.0
 
Sept. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 14.6 μg/m3 (56) 58.0
 
Sept. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (60) 14.4 μg/m3 (55) 60.0
 
Sept. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 16.4 μg/m3 (59) 59.0
 
Sept. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.0 μg/m3 (50) 18.2 μg/m3 (63) 63.0
 
Sept. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (56) 12.7 μg/m3 (51) 56.0
 
Sept. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (49) 16.4 μg/m3 (59) 59.0
 
Sept. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (49) 8.6 μg/m3 (36) 49.0
 
Sept. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 8.6 μg/m3 (36) 44.0
 
Sept. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 16.1 μg/m3 (59) 59.0
 
Sept. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (57) 18.9 μg/m3 (65) 65.0
 
Sept. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (52) 15.4 μg/m3 (57) 57.0
 
Sept. 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 16.1 μg/m3 (59) 59.0
 
Sept. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 23.0 μg/m3 (73) 73.0
 
Sept. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 12.2 μg/m3 (50) 50.0
 
Sept. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 12.5 μg/m3 (51) 51.0
 
Sept. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 15.4 μg/m3 (57) 57.0
 
Sept. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 16.9 μg/m3 (60) 60.0
 
Sept. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 73.0 μg/m3 (59) 15.0 μg/m3 (56) 59.0
 
Sept. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 114.0 μg/m3 (80) 19.4 μg/m3 (66) 80.0
 
Sept. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 144.0 μg/m3 (94) 33.4 μg/m3 (96) 96.0
 
Sept. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 126.0 μg/m3 (86) 37.0 μg/m3 (104) 104.0
 
Sept. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.9 μg/m3 (94) 94.0
 
Sept. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 148.0 μg/m3 (96) 43.2 μg/m3 (119) 119.0
 
Sept. 23, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (62) 21.3 μg/m3 (70) 70.0
 
Sept. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 16.7 μg/m3 (60) 60.0
 
Sept. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 14.6 μg/m3 (56) 56.0
 
Sept. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 10.0 μg/m3 (42) 42.0
 
Sept. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 13.2 μg/m3 (53) 53.0
 
Sept. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 13.9 μg/m3 (54) 56.0
 
Sept. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (54) 16.1 μg/m3 (59) 59.0
 
Sept. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 15.6 μg/m3 (58) 58.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 15.9 μg/m3 (58) 58.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (61) 14.2 μg/m3 (55) 61.0
 
Sept. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (52) 14.9 μg/m3 (56) 56.0
 
Sept. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (52) 15.4 μg/m3 (57) 57.0
 
Sept. 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 12.0 μg/m3 (50) 50.0
 
Sept. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 10.5 μg/m3 (44) 44.0
 
Sept. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 9.8 μg/m3 (41) 43.0
 
Sept. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 15.4 μg/m3 (57) 57.0
 
Sept. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 15.6 μg/m3 (58) 58.0
 
Sept. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 17.4 μg/m3 (61) 61.0
 
Sept. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (60) 19.9 μg/m3 (67) 67.0
 
Sept. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 154.0 μg/m3 (100) 20.5 μg/m3 (68) 100.0
 
Sept. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 121.0 μg/m3 (83) 37.5 μg/m3 (105) 105.0
 
Sept. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 139.0 μg/m3 (92) 26.9 μg/m3 (82) 92.0
 
Sept. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (68) 24.7 μg/m3 (77) 77.0
 
Sept. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 14.9 μg/m3 (56) 56.0
 
Sept. 22, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 12.7 μg/m3 (51) 51.0
 
Sept. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 8.3 μg/m3 (35) 35.0
 
Sept. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 11.7 μg/m3 (49) 49.0
 
Sept. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 8.3 μg/m3 (35) 35.0
 
Sept. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 9.5 μg/m3 (40) 40.0
 
Sept. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 13.2 μg/m3 (53) 53.0
 
Sept. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 12.4 μg/m3 (51) 51.0
 
Sept. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 14.9 μg/m3 (56) 58.0
 
Sept. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 22.0 μg/m3 (71) 71.0
 
Sept. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 22.0 μg/m3 (71) 71.0
 
Sept. 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 20.6 μg/m3 (68) 68.0
 
Sept. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 24.5 μg/m3 (77) 77.0
 
Sept. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 19.1 μg/m3 (65) 65.0
 
Sept. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 16.9 μg/m3 (60) 60.0
 
Sept. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 21.3 μg/m3 (70) 70.0
 
Sept. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 13.2 μg/m3 (53) 53.0
 
Sept. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 13.9 μg/m3 (54) 54.0
 
Sept. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 16.1 μg/m3 (59) 59.0
 
Sept. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 14.1 μg/m3 (54) 54.0
 
Sept. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 16.1 μg/m3 (59) 59.0
 
Sept. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 22.2 μg/m3 (72) 72.0
 
Sept. 21, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 25.7 μg/m3 (79) 79.0
 
Sept. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 17.7 μg/m3 (62) 62.0
 
Sept. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 21.5 μg/m3 (70) 70.0
 
Sept. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 22.0 μg/m3 (71) 71.0
 
Sept. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (53) 22.5 μg/m3 (72) 72.0
 
Sept. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 24.9 μg/m3 (77) 77.0
 
Sept. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 24.4 μg/m3 (76) 76.0
 
Sept. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 24.0 μg/m3 (76) 76.0
 
Sept. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 24.7 μg/m3 (77) 77.0
 
Sept. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 21.7 μg/m3 (71) 71.0
 
Sept. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 21.5 μg/m3 (70) 70.0
 
Sept. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 16.1 μg/m3 (59) 59.0
 
Sept. 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 15.9 μg/m3 (58) 58.0
 
Sept. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 14.4 μg/m3 (55) 55.0
 
Sept. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 18.2 μg/m3 (63) 63.0
 
Sept. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 13.7 μg/m3 (54) 54.0
 
Sept. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 16.1 μg/m3 (59) 59.0
 
Sept. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (49) 15.1 μg/m3 (57) 57.0
 
Sept. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 17.2 μg/m3 (61) 61.0
 
Sept. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.0 μg/m3 (50) 15.9 μg/m3 (58) 58.0
 
Sept. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (54) 19.9 μg/m3 (67) 67.0
 
Sept. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (57) 16.9 μg/m3 (60) 60.0
 
Sept. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (60) 16.1 μg/m3 (59) 60.0
 
Sept. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 20.3 μg/m3 (68) 68.0
 
Sept. 20, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 21.0 μg/m3 (69) 69.0
 
Sept. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 17.2 μg/m3 (61) 61.0
 
Sept. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (52) 11.5 μg/m3 (48) 52.0
 
Sept. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 16.7 μg/m3 (60) 60.0
 
Sept. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 14.1 μg/m3 (54) 54.0
 
Sept. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 8.8 μg/m3 (37) 38.0
 
Sept. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 11.5 μg/m3 (48) 48.0
 
Sept. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 9.1 μg/m3 (38) 38.0
 
Sept. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 7.1 μg/m3 (30) 39.0
 
Sept. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 3.9 μg/m3 (16) 31.0
 
Sept. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 5.4 μg/m3 (23) 34.0
 
Sept. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 9.8 μg/m3 (41) 41.0
 
Sept. 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 6.4 μg/m3 (27) 32.0
 
Sept. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 4.7 μg/m3 (20) 29.0
 
Sept. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 7.4 μg/m3 (31) 31.0
 
Sept. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 6.9 μg/m3 (29) 29.0
 
Sept. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 7.1 μg/m3 (30) 30.0
 
Sept. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 4.7 μg/m3 (20) 27.0
 
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 6.4 μg/m3 (27) 35.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 7.4 μg/m3 (31) 39.0
 
Sept. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 7.4 μg/m3 (31) 33.0
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 6.1 μg/m3 (25) 43.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 5.1 μg/m3 (21) 43.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 4.9 μg/m3 (20) 42.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 1.7 μg/m3 (7) 35.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 3.4 μg/m3 (14) 33.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 3.7 μg/m3 (15) 39.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 0.5 μg/m3 (2) 36.0
 
Sept. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 3.0 μg/m3 (12) 35.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 4.1 μg/m3 (17) 30.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 0.3 μg/m3 (1) 35.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 1.7 μg/m3 (7) 42.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 3.7 μg/m3 (15) 37.0
 
Sept. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 5.1 μg/m3 (21) 25.0
 
Sept. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 6.6 μg/m3 (28) 34.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 4.9 μg/m3 (20) 26.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 4.4 μg/m3 (18) 22.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.4 μg/m3 (18) 18.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 6.6 μg/m3 (28) 28.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 5.9 μg/m3 (25) 25.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 6.4 μg/m3 (27) 27.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 5.6 μg/m3 (23) 23.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 2.7 μg/m3 (11) 24.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 2.7 μg/m3 (11) 29.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 1.2 μg/m3 (5) 22.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 0.5 μg/m3 (2) 24.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 4.6 μg/m3 (19) 34.0
 
Sept. 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 7.8 μg/m3 (32) 32.0
 
Sept. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 2.5 μg/m3 (10) 28.0
 
Sept. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.7 μg/m3 (11) 22.0
 
Sept. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.2 μg/m3 (5) 18.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 0.0 μg/m3 (0) 16.0