Scottsdale (S Scottsdale) AZ, US: 33.4797, -111.9172
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 8, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 31.0 μg/m3 (29) | N/A | 50.0 | |
| March 8, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 21.5 μg/m3 (20) | N/A | 55.0 | |
| March 8, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 19.6 μg/m3 (19) | N/A | 51.0 | |
| March 8, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 21.2 μg/m3 (20) | N/A | 51.0 | |
| March 8, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 21.1 μg/m3 (20) | N/A | 51.0 | |
| March 8, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 23.2 μg/m3 (22) | N/A | 49.0 | |
| March 8, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 35.6 μg/m3 (33) | N/A | 42.0 | |
| March 8, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 59.7 μg/m3 (54) | N/A | 54.0 | |
| March 8, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 79.5 μg/m3 (64) | N/A | 64.0 | |
| March 8, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 45.7 μg/m3 (43) | N/A | 43.0 | |
| March 8, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 28.1 μg/m3 (27) | N/A | 27.0 | |
| March 8, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 34.5 μg/m3 (32) | N/A | 32.0 | |
| March 8, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 35.8 μg/m3 (34) | N/A | 34.0 | |
| March 8, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 39.3 μg/m3 (37) | N/A | 37.0 | |
| March 8, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 42.0 μg/m3 (39) | N/A | 39.0 | |
| March 8, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 40.4 μg/m3 (38) | N/A | 38.0 | |
| March 8, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 39.2 μg/m3 (37) | N/A | 37.0 | |
| March 8, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 33.1 μg/m3 (31) | N/A | 31.0 | |
| March 8, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 32.8 μg/m3 (31) | N/A | 31.0 | |
| March 8, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 36.3 μg/m3 (34) | N/A | 34.0 | |
| March 8, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 37.7 μg/m3 (35) | N/A | 35.0 | |
| March 8, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 35.8 μg/m3 (34) | N/A | 38.0 | |
| March 8, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 26.5 μg/m3 (25) | N/A | 41.0 | |
| March 8, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 21.1 μg/m3 (20) | N/A | 58.0 | |
| March 7, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 20.4 μg/m3 (19) | N/A | 65.0 | |
| March 7, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 18.5 μg/m3 (18) | N/A | 65.0 | |
| March 7, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 33.8 μg/m3 (32) | N/A | 65.0 | |
| March 7, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 34.5 μg/m3 (32) | N/A | 55.0 | |
| March 7, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 33.9 μg/m3 (32) | N/A | 50.0 | |
| March 7, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 27.6 μg/m3 (26) | N/A | 45.0 | |
| March 7, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 25.6 μg/m3 (24) | N/A | 40.0 | |
| March 7, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 26.7 μg/m3 (25) | N/A | 38.0 | |
| March 7, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 29.0 μg/m3 (27) | N/A | 31.0 | |
| March 7, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 35.5 μg/m3 (33) | N/A | 33.0 | |
| March 7, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 32.6 μg/m3 (31) | N/A | 31.0 | |
| March 7, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 32.1 μg/m3 (30) | N/A | 30.0 | |
| March 7, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 34.0 μg/m3 (32) | N/A | 32.0 | |
| March 7, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 44.8 μg/m3 (42) | N/A | 42.0 | |
| March 7, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 49.3 μg/m3 (46) | N/A | 46.0 | |
| March 7, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 49.5 μg/m3 (46) | N/A | 46.0 | |
| March 7, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 52.3 μg/m3 (49) | N/A | 49.0 | |
| March 7, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 54.9 μg/m3 (51) | N/A | 51.0 | |
| March 7, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 46.1 μg/m3 (43) | N/A | 43.0 | |
| March 7, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 47.9 μg/m3 (45) | N/A | 45.0 | |
| March 7, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (13) | N/A | 49.6 μg/m3 (46) | N/A | 46.0 | |
| March 7, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 42.4 μg/m3 (40) | N/A | 40.0 | |
| March 7, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 26.5 μg/m3 (25) | N/A | 41.0 | |
| March 7, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 22.8 μg/m3 (22) | N/A | 58.0 | |
| March 6, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 21.0 μg/m3 (20) | N/A | 58.0 | |
| March 6, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 20.6 μg/m3 (20) | N/A | 58.0 | |
| March 6, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 23.9 μg/m3 (23) | N/A | 50.0 | |
| March 6, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 29.0 μg/m3 (27) | N/A | 50.0 | |
| March 6, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 54.1 μg/m3 (51) | N/A | 51.0 | |
| March 6, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 90.1 μg/m3 (69) | N/A | 69.0 | |
| March 6, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 112.3 μg/m3 (80) | N/A | 80.0 | |
| March 6, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 115.5 μg/m3 (81) | N/A | 81.0 | |
| March 6, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 87.9 μg/m3 (68) | N/A | 68.0 | |
| March 6, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 92.2 μg/m3 (70) | N/A | 70.0 | |
| March 6, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 103.0 μg/m3 (75) | N/A | 75.0 | |
| March 6, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 78.1 μg/m3 (63) | N/A | 63.0 | |
| March 6, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 26.3 μg/m3 (25) | N/A | 36.0 | |
| March 6, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 10.1 μg/m3 (10) | N/A | 33.0 | |
| March 6, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 11.6 μg/m3 (11) | N/A | 29.0 | |
| March 6, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 27.8 μg/m3 (26) | N/A | 26.0 | |
| March 6, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (13) | N/A | 41.0 μg/m3 (38) | N/A | 38.0 | |
| March 6, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 50.7 μg/m3 (47) | N/A | 47.0 | |
| March 6, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 47.7 μg/m3 (45) | N/A | 45.0 | |
| March 6, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 42.8 μg/m3 (40) | N/A | 40.0 | |
| March 6, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 42.3 μg/m3 (40) | N/A | 40.0 | |
| March 6, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 49.0 μg/m3 (46) | N/A | 46.0 | |
| March 6, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 28.7 μg/m3 (27) | N/A | 41.0 | |
| March 6, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 19.3 μg/m3 (18) | N/A | 47.0 | |
| March 5, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 15.9 μg/m3 (15) | N/A | 47.0 | |
| March 5, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 12.0 μg/m3 (12) | N/A | 45.0 | |
| March 5, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 11.1 μg/m3 (11) | N/A | 44.0 | |
| March 5, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 12.5 μg/m3 (12) | N/A | 44.0 | |
| March 5, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 14.2 μg/m3 (14) | N/A | 42.0 | |
| March 5, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 13.3 μg/m3 (13) | N/A | 40.0 | |
| March 5, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 9.4 μg/m3 (9) | N/A | 38.0 | |
| March 5, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 19.6 μg/m3 (19) | N/A | 32.0 | |
| March 5, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 25.4 μg/m3 (24) | N/A | 24.0 | |
| March 5, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 22.5 μg/m3 (21) | N/A | 21.0 | |
| March 5, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 20.4 μg/m3 (19) | N/A | 19.0 | |
| March 5, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 27.9 μg/m3 (26) | N/A | 26.0 | |
| March 5, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 28.9 μg/m3 (27) | N/A | 27.0 | |
| March 5, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 35.7 μg/m3 (34) | N/A | 34.0 | |
| March 5, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 24.1 μg/m3 (23) | N/A | 23.0 | |
| March 5, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 26.5 μg/m3 (25) | N/A | 25.0 | |
| March 5, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 37.0 μg/m3 (35) | N/A | 35.0 | |
| March 5, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 44.9 μg/m3 (42) | N/A | 42.0 | |
| March 5, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 48.4 μg/m3 (45) | N/A | 45.0 | |
| March 5, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (13) | N/A | 41.5 μg/m3 (39) | N/A | 39.0 | |
| March 5, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 30.9 μg/m3 (29) | N/A | 29.0 | |
| March 5, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 28.0 μg/m3 (26) | N/A | 35.0 | |
| March 5, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 19.6 μg/m3 (19) | N/A | 43.0 | |
| March 5, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 17.7 μg/m3 (17) | N/A | 47.0 | |
| March 4, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 16.4 μg/m3 (16) | N/A | 50.0 | |
| March 4, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 17.8 μg/m3 (17) | N/A | 50.0 | |
| March 4, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 16.9 μg/m3 (16) | N/A | 49.0 | |
| March 4, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 16.0 μg/m3 (15) | N/A | 48.0 | |
| March 4, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 16.5 μg/m3 (16) | N/A | 44.0 | |
| March 4, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 23.5 μg/m3 (22) | N/A | 38.0 | |
| March 4, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 25.6 μg/m3 (24) | N/A | 32.0 | |
| March 4, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 32.7 μg/m3 (31) | N/A | 31.0 | |
| March 4, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 38.8 μg/m3 (36) | N/A | 36.0 | |
| March 4, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 45.5 μg/m3 (43) | N/A | 43.0 | |
| March 4, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 34.1 μg/m3 (32) | N/A | 32.0 | |
| March 4, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 20.1 μg/m3 (19) | N/A | 19.0 | |
| March 4, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 14.4 μg/m3 (14) | N/A | 25.0 | |
| March 4, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 15.1 μg/m3 (14) | N/A | 26.0 | |
| March 4, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 24.6 μg/m3 (23) | N/A | 28.0 | |
| March 4, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 18.5 μg/m3 (18) | N/A | 33.0 | |
| March 4, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 59.7 μg/m3 (54) | N/A | 54.0 | |
| March 4, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 40.7 μg/m3 (38) | N/A | 38.0 | |
| March 4, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 35.7 μg/m3 (34) | N/A | 34.0 | |
| March 4, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 27.1 μg/m3 (26) | N/A | 35.0 | |
| March 4, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 34.1 μg/m3 (32) | N/A | 37.0 | |
| March 4, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 67.1 μg/m3 (57) | N/A | 57.0 | |
| March 4, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 88.9 μg/m3 (68) | N/A | 68.0 | |
| March 4, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 209.4 μg/m3 (128) | N/A | 128.0 | |
| March 3, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 340.0 μg/m3 (194) | N/A | 194.0 | |
| March 3, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 283.4 μg/m3 (166) | N/A | 166.0 | |
| March 3, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 146.6 μg/m3 (97) | N/A | 97.0 | |
| March 3, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 47.7 μg/m3 (45) | N/A | 46.0 | |
| March 3, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 39.5 μg/m3 (37) | N/A | 47.0 | |
| March 3, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 42.7 μg/m3 (40) | N/A | 40.0 | |
| March 3, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 29.2 μg/m3 (28) | N/A | 38.0 | |
| March 3, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 45.7 μg/m3 (43) | N/A | 43.0 | |
| March 3, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 47.2 μg/m3 (44) | N/A | 44.0 | |
| March 3, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 29.0 μg/m3 (27) | N/A | 27.0 | |
| March 3, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 21.1 μg/m3 (20) | N/A | 25.0 | |
| March 3, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 17.7 μg/m3 (17) | N/A | 26.0 | |
| March 3, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 17.6 μg/m3 (17) | N/A | 27.0 | |
| March 3, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 23.7 μg/m3 (22) | N/A | 22.0 | |
| March 3, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 24.2 μg/m3 (23) | N/A | 23.0 | |
| March 3, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 25.0 μg/m3 (24) | N/A | 24.0 | |
| March 3, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 30.4 μg/m3 (29) | N/A | 29.0 | |
| March 3, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 43.9 μg/m3 (41) | N/A | 41.0 | |
| March 3, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 49.5 μg/m3 (46) | N/A | 46.0 | |
| March 3, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 44.5 μg/m3 (42) | N/A | 42.0 | |
| March 3, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 41.6 μg/m3 (39) | N/A | 39.0 | |
| March 3, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 37.7 μg/m3 (35) | N/A | 35.0 | |
| March 3, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 27.8 μg/m3 (26) | N/A | 30.0 | |
| March 3, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 22.7 μg/m3 (22) | N/A | 49.0 | |
| March 2, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 24.8 μg/m3 (23) | N/A | 51.0 | |
| March 2, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 22.2 μg/m3 (21) | N/A | 50.0 | |
| March 2, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 22.7 μg/m3 (22) | N/A | 50.0 | |
| March 2, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 27.6 μg/m3 (26) | N/A | 50.0 | |
| March 2, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 48.8 μg/m3 (46) | N/A | 46.0 | |
| March 2, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 31.4 μg/m3 (30) | N/A | 44.0 | |
| March 2, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 33.1 μg/m3 (31) | N/A | 42.0 | |
| March 2, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 77.3 μg/m3 (63) | N/A | 63.0 | |
| March 2, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 65.0 μg/m3 (56) | N/A | 56.0 | |
| March 2, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 30.6 μg/m3 (29) | N/A | 33.0 | |
| March 2, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 28.2 μg/m3 (27) | N/A | 33.0 | |
| March 2, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 26.2 μg/m3 (25) | N/A | 35.0 | |
| March 2, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 23.4 μg/m3 (22) | N/A | 33.0 | |
| March 2, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 22.3 μg/m3 (21) | N/A | 30.0 | |
| March 2, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 18.7 μg/m3 (18) | N/A | 24.0 | |
| March 2, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 16.8 μg/m3 (16) | N/A | 29.0 | |
| March 2, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 17.7 μg/m3 (17) | N/A | 28.0 | |
| March 2, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 32.2 μg/m3 (30) | N/A | 30.0 | |
| March 2, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 37.9 μg/m3 (36) | N/A | 36.0 | |
| March 2, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 34.0 μg/m3 (32) | N/A | 32.0 | |
| March 2, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 43.7 μg/m3 (41) | N/A | 41.0 | |
| March 2, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 48.2 μg/m3 (45) | N/A | 45.0 | |
| March 2, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 47.5 μg/m3 (44) | N/A | 44.0 | |
| March 2, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 14.0 μg/m3 (13) | N/A | 46.0 |