ID: 523

AQSQID: 290210005

Site Name: St. Joseph

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

Updated: April 10, 2021, 5:43 p.m.

Location: Saint Joseph (Missouri Hwy 759), MO

Reporting: True, Located: True

Current AQI: 24.0

Saint Joseph (Missouri Hwy 759) MO, US: 39.741667, -94.858333

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 5.7 μg/m3 (24) 24.0
 
April 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 3.9 μg/m3 (17) 17.0
 
April 10, 2021, 2 p.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
 
April 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 7.1 μg/m3 (30) 30.0
 
April 10, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 3.7 μg/m3 (16) 16.0
 
April 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 5.5 μg/m3 (23) 23.0
 
April 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 4.1 μg/m3 (18) 18.0
 
April 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 4.9 μg/m3 (21) 21.0
 
April 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 3.3 μg/m3 (14) 14.0
 
April 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
April 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 4.5 μg/m3 (19) 19.0
 
April 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 4.7 μg/m3 (20) 20.0
 
April 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 5.4 μg/m3 (23) 23.0
 
April 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.3 μg/m3 (18) 18.0
 
April 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 2.3 μg/m3 (10) 18.0
 
April 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.1 μg/m3 (13) 15.0
 
April 10, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 1.2 μg/m3 (5) 18.0
 
April 9, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 3.7 μg/m3 (16) 21.0
 
April 9, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 4.6 μg/m3 (20) 20.0
 
April 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 1.7 μg/m3 (8) 16.0
 
April 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.0 μg/m3 (13) 13.0
 
April 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 2.7 μg/m3 (12) 13.0
 
April 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 5.9 μg/m3 (25) 25.0
 
April 9, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 5.8 μg/m3 (25) 25.0
 
April 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 6.2 μg/m3 (26) 26.0
 
April 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.1 μg/m3 (18) 18.0
 
April 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
April 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 1.1 μg/m3 (5) 9.0
 
April 9, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 3.9 μg/m3 (17) 17.0
 
April 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 2.7 μg/m3 (12) 12.0
 
April 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.2 μg/m3 (18) 18.0
 
April 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 5.6 μg/m3 (24) 24.0
 
April 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 10.7 μg/m3 (45) 45.0
 
April 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
April 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
April 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.3 μg/m3 (14) 14.0
 
April 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.7 μg/m3 (12) 12.0
 
April 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 1.6 μg/m3 (7) 7.0
 
April 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 1.5 μg/m3 (7) 11.0
 
April 9, 2021, 1 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
 
April 9, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 13.1 μg/m3 (54) 54.0
 
April 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 2.1 μg/m3 (9) 9.0
 
April 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.2 μg/m3 (5) 5.0
 
April 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.2 μg/m3 (10) 10.0
 
April 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) -0.2 μg/m3 (0) 4.0
 
April 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.0 μg/m3 (5) 5.0
 
April 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 1.2 μg/m3 (5) 6.0
 
April 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 0.2 μg/m3 (1) 8.0
 
April 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.9 μg/m3 (4) 4.0
 
April 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.9 μg/m3 (13) 13.0
 
April 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.8 μg/m3 (12) 12.0
 
April 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.9 μg/m3 (13) 13.0
 
April 8, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.1 μg/m3 (9) 9.0
 
April 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.5 μg/m3 (7) 7.0
 
April 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.1 μg/m3 (5) 5.0
 
April 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.2 μg/m3 (1) 3.0
 
April 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.1 μg/m3 (9) 9.0
 
April 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 1.0
 
April 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 0.0
April 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.4 μg/m3 (6) 6.0
 
April 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.7 μg/m3 (12) 12.0
 
April 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 0.4 μg/m3 (2) 4.0
 
April 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) -1.5 μg/m3 (0) 7.0
 
April 8, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 1.3 μg/m3 (6) 6.0
 
April 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 0.7 μg/m3 (3) 13.0
 
April 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 6.3 μg/m3 (27) 27.0
 
April 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 0.0 μg/m3 (0) 31.0
 
April 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 0.0 μg/m3 (0) 35.0
 
April 7, 2021, 7 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 7, 2021, 6 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 7, 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 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 9.3 μg/m3 (39) 39.0
 
April 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
April 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 3.9 μg/m3 (17) 18.0
 
April 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 3.9 μg/m3 (17) 18.0
 
April 7, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 2.6 μg/m3 (11) 20.0
 
April 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 6.8 μg/m3 (29) 29.0
 
April 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 0.7 μg/m3 (3) 7.0
 
April 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 1.5 μg/m3 (7) 11.0
 
April 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 0.0 μg/m3 (0) 9.0
 
April 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 0.9 μg/m3 (4) 31.0
 
April 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 11.0 μg/m3 (46) 46.0
 
April 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 7.9 μg/m3 (33) 33.0
 
April 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 8.0 μg/m3 (34) 34.0
 
April 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 8.1 μg/m3 (34) 34.0
 
April 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) 7.0 μg/m3 (30) 36.0
 
April 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (50) 7.3 μg/m3 (31) 50.0
 
April 7, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (53) 6.2 μg/m3 (26) 53.0
 
April 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (53) 4.3 μg/m3 (18) 53.0
 
April 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (19) 19.0
 
April 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
April 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 257.0 μg/m3 (152) 8.9 μg/m3 (38) 152.0
 
April 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (56) 56.0
 
April 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 145.0 μg/m3 (96) 8.8 μg/m3 (37) 96.0
 
April 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 111.0 μg/m3 (79) 9.4 μg/m3 (40) 79.0
 
April 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 110.0 μg/m3 (79) 13.1 μg/m3 (54) 79.0
 
April 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (61) 7.7 μg/m3 (33) 61.0
 
April 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (47) 11.6 μg/m3 (49) 49.0
 
April 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (38) 7.8 μg/m3 (33) 38.0
 
April 6, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (40) 6.1 μg/m3 (26) 40.0
 
April 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 7.6 μg/m3 (32) 32.0
 
April 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
April 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 9.6 μg/m3 (40) 40.0
 
April 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 6.5 μg/m3 (28) 29.0
 
April 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 6.2 μg/m3 (26) 27.0
 
April 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 8.2 μg/m3 (35) 35.0
 
April 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 7.7 μg/m3 (33) 33.0
 
April 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 9.3 μg/m3 (39) 39.0
 
April 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) 9.5 μg/m3 (40) 40.0
 
April 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (39) 7.2 μg/m3 (31) 39.0
 
April 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (43) 11.0 μg/m3 (46) 46.0
 
April 6, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (49) 7.4 μg/m3 (31) 49.0
 
April 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (53) 8.7 μg/m3 (37) 53.0
 
April 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (54) 7.7 μg/m3 (33) 54.0
 
April 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 98.0 μg/m3 (73) 7.8 μg/m3 (33) 73.0
 
April 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 114.0 μg/m3 (81) 6.6 μg/m3 (28) 81.0
 
April 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 121.0 μg/m3 (84) 7.2 μg/m3 (31) 84.0
 
April 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 137.0 μg/m3 (92) 6.7 μg/m3 (28) 92.0
 
April 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.0 μg/m3 (57) 6.6 μg/m3 (28) 57.0
 
April 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (53) 8.0 μg/m3 (34) 53.0
 
April 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (49) 6.2 μg/m3 (26) 49.0
 
April 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 7.9 μg/m3 (33) 38.0
 
April 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 7.5 μg/m3 (32) 38.0
 
April 5, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 8.7 μg/m3 (37) 37.0
 
April 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 10.1 μg/m3 (43) 43.0
 
April 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 13.0 μg/m3 (53) 53.0
 
April 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 8.3 μg/m3 (35) 35.0
 
April 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 10.3 μg/m3 (43) 43.0
 
April 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 10.1 μg/m3 (43) 43.0
 
April 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 10.6 μg/m3 (45) 45.0
 
April 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) 7.4 μg/m3 (31) 36.0
 
April 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (37) 9.9 μg/m3 (42) 42.0
 
April 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (41) 12.5 μg/m3 (52) 52.0
 
April 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (42) 9.2 μg/m3 (39) 42.0
 
April 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (49) 10.9 μg/m3 (46) 49.0
 
April 5, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (52) 10.2 μg/m3 (43) 52.0
 
April 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 65.0 μg/m3 (56) 11.0 μg/m3 (46) 56.0
 
April 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (56) 9.8 μg/m3 (41) 56.0
 
April 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.0 μg/m3 (54) 7.3 μg/m3 (31) 54.0
 
April 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (55) 9.7 μg/m3 (41) 55.0
 
April 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (47) 9.1 μg/m3 (38) 47.0
 
April 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (39) 12.0 μg/m3 (50) 50.0
 
April 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 12.0 μg/m3 (50) 50.0
 
April 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 11.9 μg/m3 (50) 50.0
 
April 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 12.9 μg/m3 (53) 53.0
 
April 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (44) 19.4 μg/m3 (67) 67.0
 
April 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (49) 21.6 μg/m3 (71) 71.0
 
April 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (54) 31.6 μg/m3 (93) 93.0
 
April 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (58) 33.8 μg/m3 (97) 97.0
 
April 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (64) 42.4 μg/m3 (118) 118.0
 
April 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.0 μg/m3 (68) 46.4 μg/m3 (128) 128.0
 
April 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 89.0 μg/m3 (68) 44.4 μg/m3 (123) 123.0
 
April 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (69) 43.3 μg/m3 (121) 121.0
 
April 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 92.0 μg/m3 (70) 38.7 μg/m3 (109) 109.0
 
April 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 82.0 μg/m3 (65) 36.6 μg/m3 (104) 104.0
 
April 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (66) 28.1 μg/m3 (85) 85.0
 
April 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (62) 25.7 μg/m3 (80) 80.0
 
April 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (61) 21.9 μg/m3 (72) 72.0
 
April 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 94.0 μg/m3 (71) 18.4 μg/m3 (65) 71.0
 
April 4, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (54) 12.9 μg/m3 (53) 54.0
 
April 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (52) 13.9 μg/m3 (55) 55.0
 
April 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (52) 19.6 μg/m3 (67) 67.0
 
April 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (43) 15.7 μg/m3 (59) 59.0
 
April 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (47) 15.6 μg/m3 (59) 59.0
 
April 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (46) 14.6 μg/m3 (57) 57.0
 
April 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (46) 13.2 μg/m3 (54) 54.0
 
April 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (46) 23.2 μg/m3 (75) 75.0
 
April 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (42) 14.0 μg/m3 (55) 55.0