ID: 7874

AQSQID: 840460130004

Site Name: Aberdeen Bus Stop

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

Updated: April 16, 2021, 12:43 p.m.

Location: Aberdeen (Melrose Addition), SD

Reporting: True, Located: True

Current AQI: 8.0

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
April 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (3) 3.4 μg/m3 (15) 15.0
 
April 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (2) 1.1 μg/m3 (5) 5.0
 
April 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 1.4 μg/m3 (6) 7.0
 
April 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (8) 3.1 μg/m3 (13) 13.0
 
April 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) 2.6 μg/m3 (11) 11.0
 
April 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) 0.4 μg/m3 (2) 6.0
 
April 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 0.6 μg/m3 (3) 8.0
 
April 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (4) -0.5 μg/m3 (0) 4.0
 
April 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -1.5 μg/m3 (0) 5.0
 
April 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 0.6 μg/m3 (3) 7.0
 
April 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (13) 3.1 μg/m3 (13) 13.0
 
April 9, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (9) 1.4 μg/m3 (6) 9.0
 
April 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
April 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 0.9 μg/m3 (4) 14.0
 
April 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) -0.7 μg/m3 (0) 12.0
 
April 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (13) -2.7 μg/m3 (0) 13.0
 
April 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 0.2 μg/m3 (1) 7.0
 
April 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (10) 2.9 μg/m3 (13) 13.0
 
April 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (12) -1.0 μg/m3 (0) 12.0
 
April 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.1 μg/m3 (15) 2.6 μg/m3 (11) 15.0
 
April 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (9) 5.1 μg/m3 (22) 22.0
 
April 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) 3.9 μg/m3 (17) 17.0
 
April 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (11) 5.4 μg/m3 (23) 23.0
 
April 8, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
April 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 2.9 μg/m3 (13) 13.0
 
April 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (9) 1.9 μg/m3 (8) 9.0
 
April 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 1.9 μg/m3 (8) 8.0
 
April 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 3.9 μg/m3 (17) 17.0
 
April 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (9) 4.4 μg/m3 (19) 19.0
 
April 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (9) 3.6 μg/m3 (16) 16.0
 
April 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) 5.6 μg/m3 (24) 24.0
 
April 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (4) 4.4 μg/m3 (19) 19.0
 
April 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 2.6 μg/m3 (11) 11.0
 
April 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 4.6 μg/m3 (20) 20.0
 
April 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (4) 6.6 μg/m3 (28) 28.0
 
April 8, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) 4.1 μg/m3 (18) 18.0
 
April 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (10) 1.9 μg/m3 (8) 10.0
 
April 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) 4.4 μg/m3 (19) 19.0
 
April 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (11) 5.3 μg/m3 (23) 23.0
 
April 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (8) 3.6 μg/m3 (16) 16.0
 
April 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 3.6 μg/m3 (16) 16.0
 
April 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (3) 1.9 μg/m3 (8) 8.0
 
April 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (2) 1.1 μg/m3 (5) 5.0
 
April 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (4) 3.8 μg/m3 (16) 16.0
 
April 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (6) 6.3 μg/m3 (27) 27.0
 
April 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) 6.1 μg/m3 (26) 26.0
 
April 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (15) 4.6 μg/m3 (20) 20.0
 
April 7, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (20) 1.6 μg/m3 (7) 20.0
 
April 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) 2.9 μg/m3 (13) 13.0
 
April 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) 5.1 μg/m3 (22) 22.0
 
April 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (8) 6.4 μg/m3 (27) 27.0
 
April 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (7) 6.9 μg/m3 (29) 29.0
 
April 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (8) 6.1 μg/m3 (26) 26.0
 
April 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (9) 3.9 μg/m3 (17) 17.0
 
April 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) 4.3 μg/m3 (18) 18.0
 
April 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 6.4 μg/m3 (27) 27.0
 
April 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (6) 4.1 μg/m3 (18) 18.0
 
April 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (16) 2.6 μg/m3 (11) 16.0
 
April 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.1 μg/m3 (15) 4.8 μg/m3 (20) 20.0
 
April 7, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (9) 5.6 μg/m3 (24) 24.0
 
April 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) 4.1 μg/m3 (18) 19.0
 
April 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.3 μg/m3 (23) 4.1 μg/m3 (18) 23.0
 
April 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 4.1 μg/m3 (18) 26.0
 
April 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.6 μg/m3 (32) 3.6 μg/m3 (16) 32.0
 
April 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.4 μg/m3 (21) 2.6 μg/m3 (11) 21.0
 
April 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.2 μg/m3 (28) 4.4 μg/m3 (19) 28.0
 
April 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.7 μg/m3 (27) 4.1 μg/m3 (18) 27.0
 
April 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.1 μg/m3 (20) 0.2 μg/m3 (1) 20.0
 
April 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (18) 0.2 μg/m3 (1) 18.0
 
April 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 3.1 μg/m3 (13) 26.0
 
April 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.6 μg/m3 (21) 5.1 μg/m3 (22) 22.0
 
April 6, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
April 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 6.8 μg/m3 (29) 29.0
 
April 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (16) 1.6 μg/m3 (7) 16.0
 
April 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 3.9 μg/m3 (17) 17.0
 
April 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.6 μg/m3 (14) 5.4 μg/m3 (23) 23.0
 
April 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (14) 4.8 μg/m3 (20) 20.0
 
April 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (15) 2.1 μg/m3 (9) 15.0
 
April 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.1 μg/m3 (25) 2.9 μg/m3 (13) 25.0
 
April 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.6 μg/m3 (24) 5.6 μg/m3 (24) 24.0
 
April 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 9.3 μg/m3 (39) 39.0
 
April 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (44) 3.8 μg/m3 (16) 44.0
 
April 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 81.2 μg/m3 (64) 4.8 μg/m3 (20) 64.0
 
April 6, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 97.1 μg/m3 (72) 5.5 μg/m3 (23) 72.0
 
April 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 78.7 μg/m3 (63) 4.6 μg/m3 (20) 63.0
 
April 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.8 μg/m3 (56) 4.3 μg/m3 (18) 56.0
 
April 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.7 μg/m3 (34) 4.0 μg/m3 (17) 34.0
 
April 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.9 μg/m3 (29) 6.5 μg/m3 (28) 29.0
 
April 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.4 μg/m3 (34) 7.3 μg/m3 (31) 34.0
 
April 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.2 μg/m3 (55) 7.8 μg/m3 (33) 55.0
 
April 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 79.3 μg/m3 (64) 12.5 μg/m3 (52) 64.0
 
April 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 60.7 μg/m3 (54) 14.9 μg/m3 (57) 57.0
 
April 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.9 μg/m3 (50) 10.3 μg/m3 (43) 50.0
 
April 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.6 μg/m3 (40) 9.0 μg/m3 (38) 40.0
 
April 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.8 μg/m3 (24) 7.3 μg/m3 (31) 31.0
 
April 5, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 32.3 μg/m3 (30) 7.3 μg/m3 (31) 31.0
 
April 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.8 μg/m3 (22) 7.6 μg/m3 (32) 32.0
 
April 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) 2.4 μg/m3 (10) 19.0
 
April 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (30) 5.8 μg/m3 (25) 30.0
 
April 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.8 μg/m3 (41) 10.0 μg/m3 (42) 42.0
 
April 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.7 μg/m3 (26) 5.6 μg/m3 (24) 26.0
 
April 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.3 μg/m3 (22) 5.6 μg/m3 (24) 24.0
 
April 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.5 μg/m3 (28) 6.5 μg/m3 (28) 28.0
 
April 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.6 μg/m3 (15) 2.2 μg/m3 (10) 15.0
 
April 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.1 μg/m3 (27) 4.1 μg/m3 (18) 27.0
 
April 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.2 μg/m3 (33) 5.3 μg/m3 (23) 33.0
 
April 5, 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) 5.8 μg/m3 (25) 32.0
 
April 5, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 24.5 μg/m3 (23) 5.3 μg/m3 (23) 23.0
 
April 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.6 μg/m3 (26) 3.3 μg/m3 (14) 26.0
 
April 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (21) 3.6 μg/m3 (16) 21.0
 
April 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.5 μg/m3 (23) 3.1 μg/m3 (13) 23.0
 
April 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) 4.1 μg/m3 (18) 18.0
 
April 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.2 μg/m3 (24) 2.5 μg/m3 (11) 24.0
 
April 4, 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) 2.2 μg/m3 (10) 19.0
 
April 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.6 μg/m3 (23) 2.1 μg/m3 (9) 23.0
 
April 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.3 μg/m3 (24) 4.6 μg/m3 (20) 24.0
 
April 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 4.4 μg/m3 (19) 25.0
 
April 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.3 μg/m3 (35) 4.6 μg/m3 (20) 35.0
 
April 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.3 μg/m3 (25) 7.8 μg/m3 (33) 33.0
 
April 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 27.7 μg/m3 (26) 7.4 μg/m3 (31) 31.0
 
April 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.4 μg/m3 (31) 7.8 μg/m3 (33) 33.0
 
April 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.9 μg/m3 (37) 9.0 μg/m3 (38) 38.0
 
April 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.8 μg/m3 (32) 9.5 μg/m3 (40) 40.0
 
April 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.7 μg/m3 (37) 7.3 μg/m3 (31) 37.0
 
April 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) 7.5 μg/m3 (32) 36.0
 
April 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.3 μg/m3 (36) 11.2 μg/m3 (47) 47.0
 
April 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.1 μg/m3 (32) 8.7 μg/m3 (37) 37.0
 
April 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.3 μg/m3 (36) 7.7 μg/m3 (33) 36.0
 
April 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.2 μg/m3 (39) 9.2 μg/m3 (39) 39.0
 
April 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.8 μg/m3 (46) 8.2 μg/m3 (35) 46.0
 
April 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.9 μg/m3 (34) 6.8 μg/m3 (29) 34.0
 
April 4, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 5.3 μg/m3 (23) 28.0
 
April 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.5 μg/m3 (32) 5.3 μg/m3 (23) 32.0
 
April 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.4 μg/m3 (42) 5.5 μg/m3 (23) 42.0
 
April 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.5 μg/m3 (21) 1.8 μg/m3 (8) 21.0
 
April 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.2 μg/m3 (21) 0.6 μg/m3 (3) 21.0
 
April 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) -1.0 μg/m3 (0) 21.0
 
April 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) -1.0 μg/m3 (0) 19.0
 
April 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) 2.4 μg/m3 (10) 19.0
 
April 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.3 μg/m3 (24) 6.1 μg/m3 (26) 26.0
 
April 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.2 μg/m3 (36) 8.3 μg/m3 (35) 36.0
 
April 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 90.2 μg/m3 (69) 5.6 μg/m3 (24) 69.0
 
April 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.4 μg/m3 (29) 7.3 μg/m3 (31) 31.0
 
April 3, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 28.9 μg/m3 (27) 6.9 μg/m3 (29) 29.0
 
April 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.1 μg/m3 (28) 7.3 μg/m3 (31) 31.0
 
April 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.7 μg/m3 (28) 5.9 μg/m3 (25) 28.0
 
April 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.6 μg/m3 (31) 6.6 μg/m3 (28) 31.0
 
April 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (30) 5.6 μg/m3 (24) 30.0
 
April 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.5 μg/m3 (33) 7.8 μg/m3 (33) 33.0
 
April 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.1 μg/m3 (29) 6.6 μg/m3 (28) 29.0
 
April 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.6 μg/m3 (22) 5.8 μg/m3 (25) 25.0
 
April 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.2 μg/m3 (28) 5.6 μg/m3 (24) 28.0
 
April 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.2 μg/m3 (56) 8.3 μg/m3 (35) 56.0
 
April 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.1 μg/m3 (23) 10.0 μg/m3 (42) 42.0
 
April 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.1 μg/m3 (29) 5.0 μg/m3 (21) 29.0
 
April 3, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 6.8 μg/m3 (29) 29.0
 
April 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.3 μg/m3 (38) 4.3 μg/m3 (18) 38.0
 
April 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.1 μg/m3 (37) 3.2 μg/m3 (14) 37.0
 
April 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.9 μg/m3 (30) 6.0 μg/m3 (25) 30.0
 
April 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.5 μg/m3 (42) 9.8 μg/m3 (41) 42.0
 
April 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.6 μg/m3 (58) 11.2 μg/m3 (47) 58.0
 
April 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.9 μg/m3 (55) 26.8 μg/m3 (82) 82.0
 
April 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 81.6 μg/m3 (65) 36.7 μg/m3 (104) 104.0
 
April 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 79.0 μg/m3 (63) 39.9 μg/m3 (112) 112.0
 
April 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 80.4 μg/m3 (64) 43.4 μg/m3 (121) 121.0
 
April 2, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.4 μg/m3 (63) 57.2 μg/m3 (152) 152.0
 
April 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.2 μg/m3 (58) 60.1 μg/m3 (154) 154.0
 
April 2, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 65.8 μg/m3 (57) 50.2 μg/m3 (138) 138.0