ID: 7874

AQSQID: 840460130004

Site Name: Aberdeen Bus Stop

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

Updated: Oct. 24, 2020, 7:39 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
Oct. 24, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.2 μg/m3 (17) 11.5 μg/m3 (48) 48.0
 
Oct. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 10.1 μg/m3 (43) 43.0
 
Oct. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.7 μg/m3 (20) 10.1 μg/m3 (43) 43.0
 
Oct. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.3 μg/m3 (24) 9.3 μg/m3 (39) 39.0
 
Oct. 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 8.4 μg/m3 (36) 36.0
 
Oct. 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (12) 11.5 μg/m3 (48) 48.0
 
Oct. 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
Oct. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (7) 11.3 μg/m3 (48) 48.0
 
Oct. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.7 μg/m3 (14) 8.1 μg/m3 (34) 34.0
 
Oct. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (9) 9.8 μg/m3 (41) 41.0
 
Oct. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) 7.6 μg/m3 (32) 32.0
 
Oct. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (11) 9.1 μg/m3 (38) 38.0
 
Oct. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (9) 9.3 μg/m3 (39) 39.0
 
Oct. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (14) 10.1 μg/m3 (43) 43.0
 
Oct. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) 8.4 μg/m3 (36) 36.0
 
Oct. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) 10.8 μg/m3 (46) 46.0
 
Oct. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.7 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Oct. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (12) 11.8 μg/m3 (50) 50.0
 
Oct. 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 11.3 μg/m3 (48) 48.0
 
Oct. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 7.1 μg/m3 (30) 30.0
 
Oct. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.3 μg/m3 (17) 6.8 μg/m3 (29) 29.0
 
Oct. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) 10.3 μg/m3 (43) 43.0
 
Oct. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (12) 12.9 μg/m3 (53) 53.0
 
Oct. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (10) 8.4 μg/m3 (36) 36.0
 
Oct. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (10) 9.1 μg/m3 (38) 38.0
 
Oct. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (12) 7.6 μg/m3 (32) 32.0
 
Oct. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) 6.1 μg/m3 (26) 26.0
 
Oct. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 5.4 μg/m3 (23) 23.0
 
Oct. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (7) 6.3 μg/m3 (27) 27.0
 
Oct. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (14) 9.8 μg/m3 (41) 41.0
 
Oct. 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) 13.6 μg/m3 (55) 55.0
 
Oct. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) 11.8 μg/m3 (50) 50.0
 
Oct. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
Oct. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (9) 8.6 μg/m3 (36) 36.0
 
Oct. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 8.6 μg/m3 (36) 36.0
 
Oct. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (5) 10.8 μg/m3 (46) 46.0
 
Oct. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 9.5 μg/m3 (40) 40.0
 
Oct. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (12) 9.6 μg/m3 (40) 40.0
 
Oct. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (13) 7.1 μg/m3 (30) 30.0
 
Oct. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (14) 5.6 μg/m3 (24) 24.0
 
Oct. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 7.9 μg/m3 (33) 33.0
 
Oct. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (9) 8.9 μg/m3 (38) 38.0
 
Oct. 23, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 5.4 μg/m3 (23) 23.0
 
Oct. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) 9.3 μg/m3 (39) 39.0
 
Oct. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) 10.6 μg/m3 (45) 45.0
 
Oct. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) 11.3 μg/m3 (48) 48.0
 
Oct. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 15.3 μg/m3 (58) 58.0
 
Oct. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) 9.3 μg/m3 (39) 39.0
 
Oct. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (14) 10.1 μg/m3 (43) 43.0
 
Oct. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 12.0 μg/m3 (50) 50.0
 
Oct. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (13) 13.6 μg/m3 (55) 55.0
 
Oct. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 13.4 μg/m3 (54) 54.0
 
Oct. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 13.4 μg/m3 (54) 54.0
 
Oct. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (10) 10.5 μg/m3 (44) 44.0
 
Oct. 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 10.3 μg/m3 (43) 43.0
 
Oct. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (10) 7.9 μg/m3 (33) 33.0
 
Oct. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 7.6 μg/m3 (32) 32.0
 
Oct. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 20.1 μg/m3 (68) 68.0
 
Oct. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (9) 8.1 μg/m3 (34) 34.0
 
Oct. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) 9.3 μg/m3 (39) 39.0
 
Oct. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (9) 8.7 μg/m3 (37) 37.0
 
Oct. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) 9.8 μg/m3 (41) 41.0
 
Oct. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (13) 7.9 μg/m3 (33) 33.0
 
Oct. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (13) 9.3 μg/m3 (39) 39.0
 
Oct. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (12) 9.3 μg/m3 (39) 39.0
 
Oct. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 11.5 μg/m3 (48) 48.0
 
Oct. 22, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (18) 14.1 μg/m3 (56) 56.0
 
Oct. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (16) 16.6 μg/m3 (61) 61.0
 
Oct. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (14) 10.1 μg/m3 (43) 43.0
 
Oct. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (16) 10.8 μg/m3 (46) 46.0
 
Oct. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (12) 7.1 μg/m3 (30) 30.0
 
Oct. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (14) 6.8 μg/m3 (29) 29.0
 
Oct. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 10.8 μg/m3 (46) 46.0
 
Oct. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
Oct. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 12.4 μg/m3 (52) 52.0
 
Oct. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (11) 8.4 μg/m3 (36) 36.0
 
Oct. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (14) 7.1 μg/m3 (30) 30.0
 
Oct. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) 8.6 μg/m3 (36) 36.0
 
Oct. 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 8.1 μg/m3 (34) 34.0
 
Oct. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 9.3 μg/m3 (39) 39.0
 
Oct. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) 9.1 μg/m3 (38) 38.0
 
Oct. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) 7.6 μg/m3 (32) 32.0
 
Oct. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (9) 9.8 μg/m3 (41) 41.0
 
Oct. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (12) 7.8 μg/m3 (33) 33.0
 
Oct. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) 7.2 μg/m3 (31) 31.0
 
Oct. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) 6.9 μg/m3 (29) 29.0
 
Oct. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) 6.3 μg/m3 (27) 27.0
 
Oct. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 9.3 μg/m3 (39) 39.0
 
Oct. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 8.4 μg/m3 (36) 36.0
 
Oct. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) 4.8 μg/m3 (20) 20.0
 
Oct. 21, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) 5.3 μg/m3 (23) 23.0
 
Oct. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (14) 9.1 μg/m3 (38) 38.0
 
Oct. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.7 μg/m3 (21) 10.1 μg/m3 (43) 43.0
 
Oct. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (13) 12.2 μg/m3 (52) 52.0
 
Oct. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (5) 15.9 μg/m3 (59) 59.0
 
Oct. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) 5.3 μg/m3 (23) 23.0
 
Oct. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (7) 5.6 μg/m3 (24) 24.0
 
Oct. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (5) 37.0 μg/m3 (105) 105.0
 
Oct. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 44.8 μg/m3 (124) 124.0
 
Oct. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) 27.1 μg/m3 (83) 83.0
 
Oct. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (9) 74.6 μg/m3 (161) 161.0
 
Oct. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (3) N/A 3.0
 
Oct. 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (4) 5.8 μg/m3 (25) 25.0
 
Oct. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (5) 6.3 μg/m3 (27) 27.0
 
Oct. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) 2.9 μg/m3 (13) 13.0
 
Oct. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.8 μg/m3 (3) 3.9 μg/m3 (17) 17.0
 
Oct. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (5) 6.6 μg/m3 (28) 28.0
 
Oct. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 6.6 μg/m3 (28) 28.0
 
Oct. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (12) 3.3 μg/m3 (14) 14.0
 
Oct. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (8) 5.1 μg/m3 (22) 22.0
 
Oct. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (13) 6.3 μg/m3 (27) 27.0
 
Oct. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (7) 2.0 μg/m3 (9) 9.0
 
Oct. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (9) 2.7 μg/m3 (12) 12.0
 
Oct. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) 4.6 μg/m3 (20) 20.0
 
Oct. 20, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) 4.9 μg/m3 (21) 21.0
 
Oct. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 5.3 μg/m3 (23) 23.0
 
Oct. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (7) 3.4 μg/m3 (15) 15.0
 
Oct. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 1.7 μg/m3 (8) 15.0
 
Oct. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (9) 2.2 μg/m3 (10) 10.0
 
Oct. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.9 μg/m3 (13) 13.0
 
Oct. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (4) 4.6 μg/m3 (20) 20.0
 
Oct. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 6.6 μg/m3 (28) 28.0
 
Oct. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (3) 5.3 μg/m3 (23) 23.0
 
Oct. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (15) 3.7 μg/m3 (16) 16.0
 
Oct. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (14) 6.3 μg/m3 (27) 27.0
 
Oct. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (13) 4.1 μg/m3 (18) 18.0
 
Oct. 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (12) 4.6 μg/m3 (20) 20.0
 
Oct. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (10) 4.1 μg/m3 (18) 18.0
 
Oct. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) 6.1 μg/m3 (26) 26.0
 
Oct. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (13) 6.1 μg/m3 (26) 26.0
 
Oct. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (12) 3.4 μg/m3 (15) 15.0
 
Oct. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (17) 2.2 μg/m3 (10) 17.0
 
Oct. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (17) 4.5 μg/m3 (19) 19.0
 
Oct. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.7 μg/m3 (16) 6.4 μg/m3 (27) 27.0
 
Oct. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.7 μg/m3 (8) 14.0
 
Oct. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 4.9 μg/m3 (21) 38.0
 
Oct. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 96.5 μg/m3 (72) 10.1 μg/m3 (43) 72.0
 
Oct. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.1 μg/m3 (66) 12.4 μg/m3 (52) 66.0
 
Oct. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 34.6 μg/m3 (33) 14.6 μg/m3 (57) 57.0
 
Oct. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.2 μg/m3 (10) 13.0
 
Oct. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (14) 2.5 μg/m3 (11) 14.0
 
Oct. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (12) 1.7 μg/m3 (8) 12.0
 
Oct. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (8) 1.9 μg/m3 (8) 8.0
 
Oct. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) 4.1 μg/m3 (18) 18.0
 
Oct. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (11) 1.2 μg/m3 (5) 11.0
 
Oct. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 1.0 μg/m3 (5) 11.0
 
Oct. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (13) 2.2 μg/m3 (10) 13.0
 
Oct. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 1.7 μg/m3 (8) 12.0
 
Oct. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 3.9 μg/m3 (17) 17.0
 
Oct. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) 5.1 μg/m3 (22) 22.0
 
Oct. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (8) 3.6 μg/m3 (16) 16.0
 
Oct. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 4.9 μg/m3 (21) 21.0
 
Oct. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (7) 4.1 μg/m3 (18) 18.0
 
Oct. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) 5.8 μg/m3 (25) 25.0
 
Oct. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 3.2 μg/m3 (14) 14.0
 
Oct. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (10) 3.2 μg/m3 (14) 14.0
 
Oct. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (14) 3.5 μg/m3 (15) 15.0
 
Oct. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 4.1 μg/m3 (18) 18.0
 
Oct. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) 6.1 μg/m3 (26) 26.0
 
Oct. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 4.9 μg/m3 (21) 25.0
 
Oct. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.4 μg/m3 (21) 6.6 μg/m3 (28) 28.0
 
Oct. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.6 μg/m3 (28) 5.4 μg/m3 (23) 28.0
 
Oct. 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 6.1 μg/m3 (26) 26.0
 
Oct. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 8.1 μg/m3 (34) 34.0
 
Oct. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.9 μg/m3 (26) 11.5 μg/m3 (48) 48.0
 
Oct. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.5 μg/m3 (18) 9.8 μg/m3 (41) 41.0
 
Oct. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) 5.6 μg/m3 (24) 24.0
 
Oct. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.1 μg/m3 (38) 38.0