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 |