Topeka (Swest Randolph Ave) KS, US: 39.0242, -95.7114
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct. 13, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 45.4 μg/m3 (43) | 5.2 μg/m3 (22) | 41.0 | |
| Oct. 13, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 43.9 μg/m3 (41) | 5.4 μg/m3 (23) | 40.0 | |
| Oct. 13, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 47.9 μg/m3 (45) | 5.6 μg/m3 (24) | 44.0 | |
| Oct. 13, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 46.3 μg/m3 (43) | 5.5 μg/m3 (23) | 42.0 | |
| Oct. 13, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 39.3 μg/m3 (37) | 5.2 μg/m3 (22) | 36.0 | |
| Oct. 13, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 41.1 μg/m3 (39) | 5.3 μg/m3 (23) | 37.0 | |
| Oct. 13, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 34.9 μg/m3 (33) | 5.3 μg/m3 (23) | 32.0 | |
| Oct. 13, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 29.9 μg/m3 (28) | 5.2 μg/m3 (22) | 27.0 | |
| Oct. 13, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 21.2 μg/m3 (20) | 4.6 μg/m3 (20) | 19.0 | |
| Oct. 13, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 19.1 μg/m3 (18) | 4.3 μg/m3 (18) | 19.0 | |
| Oct. 13, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 19.1 μg/m3 (18) | 4.1 μg/m3 (18) | 23.0 | |
| Oct. 13, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 20.2 μg/m3 (19) | 3.8 μg/m3 (16) | 23.0 | |
| Oct. 13, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 29.0 μg/m3 (27) | 5.1 μg/m3 (22) | 26.0 | |
| Oct. 13, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 30.5 μg/m3 (29) | 5.1 μg/m3 (22) | 28.0 | |
| Oct. 13, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 31.7 μg/m3 (30) | 5.8 μg/m3 (25) | 29.0 | |
| Oct. 13, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 43.4 μg/m3 (41) | 7.5 μg/m3 (32) | 39.0 | |
| Oct. 13, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 53.4 μg/m3 (50) | 9.5 μg/m3 (40) | 49.0 | |
| Oct. 13, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 62.7 μg/m3 (55) | 11.7 μg/m3 (49) | 54.0 | |
| Oct. 13, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 57.2 μg/m3 (53) | 11.3 μg/m3 (48) | 51.0 | |
| Oct. 13, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 43.2 μg/m3 (40) | 11.9 μg/m3 (50) | 50.0 | |
| Oct. 13, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 29.5 μg/m3 (28) | 10.2 μg/m3 (43) | 42.0 | |
| Oct. 12, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 24.7 μg/m3 (23) | 6.1 μg/m3 (26) | 25.0 | |
| Oct. 12, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 20.3 μg/m3 (19) | 3.9 μg/m3 (17) | 32.0 | |
| Oct. 12, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 18.7 μg/m3 (18) | 2.2 μg/m3 (10) | 32.0 | |
| Oct. 12, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 15.2 μg/m3 (15) | 2.2 μg/m3 (10) | 32.0 | |
| Oct. 12, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 18.3 μg/m3 (17) | 2.3 μg/m3 (10) | 31.0 | |
| Oct. 12, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 19.3 μg/m3 (18) | 2.3 μg/m3 (10) | 30.0 | |
| Oct. 12, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 21.3 μg/m3 (20) | 2.8 μg/m3 (12) | 28.0 | |
| Oct. 12, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 26.6 μg/m3 (25) | 3.5 μg/m3 (15) | 25.0 | |
| Oct. 12, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 24.1 μg/m3 (23) | 3.8 μg/m3 (16) | 25.0 | |
| Oct. 12, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 19.8 μg/m3 (19) | 3.4 μg/m3 (15) | 24.0 | |
| Oct. 12, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 19.9 μg/m3 (19) | 3.7 μg/m3 (16) | 22.0 | |
| Oct. 12, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 25.0 μg/m3 (24) | 4.1 μg/m3 (18) | 23.0 | |
| Oct. 12, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 20.9 μg/m3 (20) | 3.8 μg/m3 (16) | 25.0 | |
| Oct. 12, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 24.4 μg/m3 (23) | 4.2 μg/m3 (18) | 26.0 | |
| Oct. 12, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 34.0 μg/m3 (32) | 5.4 μg/m3 (23) | 31.0 | |
| Oct. 12, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 33.8 μg/m3 (32) | 5.8 μg/m3 (25) | 31.0 | |
| Oct. 12, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 28.2 μg/m3 (27) | 7.4 μg/m3 (31) | 31.0 | |
| Oct. 12, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 52.0 μg/m3 (49) | 9.3 μg/m3 (39) | 47.0 | |
| Oct. 12, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 167.7 μg/m3 (108) | 16.1 μg/m3 (60) | 106.0 | |
| Oct. 12, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 27.2 μg/m3 (26) | 7.5 μg/m3 (32) | 31.0 | |
| Oct. 12, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 30.7 μg/m3 (29) | 7.9 μg/m3 (33) | 33.0 | |
| Oct. 12, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 38.0 μg/m3 (36) | 8.1 μg/m3 (34) | 35.0 | |
| Oct. 12, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 46.6 μg/m3 (44) | 8.5 μg/m3 (36) | 42.0 | |
| Oct. 12, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 48.4 μg/m3 (45) | 8.3 μg/m3 (35) | 44.0 | |
| Oct. 11, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 46.7 μg/m3 (44) | 8.4 μg/m3 (36) | 42.0 | |
| Oct. 11, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 44.6 μg/m3 (42) | 8.0 μg/m3 (34) | 41.0 | |
| Oct. 11, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 45.8 μg/m3 (43) | 7.9 μg/m3 (33) | 42.0 | |
| Oct. 11, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 43.5 μg/m3 (41) | 7.8 μg/m3 (33) | 40.0 | |
| Oct. 11, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 38.2 μg/m3 (36) | 7.0 μg/m3 (30) | 35.0 | |
| Oct. 11, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 34.7 μg/m3 (33) | 6.4 μg/m3 (27) | 32.0 | |
| Oct. 11, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 37.2 μg/m3 (35) | 5.9 μg/m3 (25) | 34.0 | |
| Oct. 11, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 29.2 μg/m3 (28) | 7.2 μg/m3 (31) | 30.0 | |
| Oct. 11, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 23.4 μg/m3 (22) | 8.1 μg/m3 (34) | 34.0 | |
| Oct. 11, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 23.7 μg/m3 (22) | 9.1 μg/m3 (38) | 38.0 | |
| Oct. 11, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 22.4 μg/m3 (21) | 11.4 μg/m3 (48) | 48.0 | |
| Oct. 11, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 20.7 μg/m3 (20) | 12.2 μg/m3 (52) | 50.0 | |
| Oct. 11, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 23.9 μg/m3 (23) | 12.7 μg/m3 (53) | 51.0 | |
| Oct. 11, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 25.4 μg/m3 (24) | 13.8 μg/m3 (55) | 54.0 | |
| Oct. 11, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 25.8 μg/m3 (24) | 15.3 μg/m3 (58) | 57.0 | |
| Oct. 11, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 28.3 μg/m3 (27) | 15.7 μg/m3 (59) | 58.0 | |
| Oct. 11, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 31.8 μg/m3 (30) | 17.2 μg/m3 (62) | 61.0 | |
| Oct. 11, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 39.0 μg/m3 (37) | 22.3 μg/m3 (73) | 72.0 | |
| Oct. 11, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 42.9 μg/m3 (40) | 22.6 μg/m3 (74) | 73.0 | |
| Oct. 11, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 39.8 μg/m3 (37) | 19.7 μg/m3 (67) | 66.0 | |
| Oct. 11, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 36.5 μg/m3 (34) | 17.8 μg/m3 (63) | 62.0 | |
| Oct. 11, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 30.1 μg/m3 (28) | 15.0 μg/m3 (58) | 56.0 | |
| Oct. 11, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (13) | N/A | 31.2 μg/m3 (29) | 13.9 μg/m3 (55) | 54.0 | |
| Oct. 11, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 32.1 μg/m3 (30) | 13.0 μg/m3 (53) | 52.0 | |
| Oct. 10, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 32.3 μg/m3 (30) | 12.7 μg/m3 (53) | 51.0 | |
| Oct. 10, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 30.7 μg/m3 (29) | 11.4 μg/m3 (48) | 48.0 | |
| Oct. 10, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 30.7 μg/m3 (29) | 11.3 μg/m3 (48) | 47.0 | |
| Oct. 10, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 30.8 μg/m3 (29) | 11.2 μg/m3 (47) | 47.0 | |
| Oct. 10, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 24.3 μg/m3 (23) | 10.4 μg/m3 (44) | 43.0 | |
| Oct. 10, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 21.6 μg/m3 (20) | 9.7 μg/m3 (41) | 40.0 | |
| Oct. 10, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 17.2 μg/m3 (16) | 9.1 μg/m3 (38) | 38.0 | |
| Oct. 10, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 15.9 μg/m3 (15) | 8.8 μg/m3 (37) | 37.0 | |
| Oct. 10, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 14.8 μg/m3 (14) | 8.9 μg/m3 (38) | 37.0 | |
| Oct. 10, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 14.1 μg/m3 (14) | 9.4 μg/m3 (40) | 39.0 | |
| Oct. 10, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 19.8 μg/m3 (19) | 12.0 μg/m3 (50) | 50.0 | |
| Oct. 10, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 23.2 μg/m3 (22) | 12.4 μg/m3 (52) | 51.0 | |
| Oct. 10, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 22.5 μg/m3 (21) | 12.4 μg/m3 (52) | 51.0 | |
| Oct. 10, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 21.6 μg/m3 (20) | 11.8 μg/m3 (50) | 49.0 | |
| Oct. 10, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 19.2 μg/m3 (18) | 10.6 μg/m3 (45) | 44.0 | |
| Oct. 10, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 15.1 μg/m3 (14) | 9.1 μg/m3 (38) | 38.0 | |
| Oct. 10, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 18.9 μg/m3 (18) | 9.5 μg/m3 (40) | 40.0 | |
| Oct. 10, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 23.9 μg/m3 (23) | 9.8 μg/m3 (41) | 41.0 | |
| Oct. 10, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 26.0 μg/m3 (25) | 9.8 μg/m3 (41) | 41.0 | |
| Oct. 10, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 33.5 μg/m3 (32) | 10.3 μg/m3 (43) | 43.0 | |
| Oct. 10, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 42.1 μg/m3 (39) | 12.4 μg/m3 (52) | 51.0 | |
| Oct. 10, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 39.3 μg/m3 (37) | 14.7 μg/m3 (57) | 56.0 | |
| Oct. 10, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 41.5 μg/m3 (39) | 14.1 μg/m3 (56) | 54.0 | |
| Oct. 10, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 59.3 μg/m3 (54) | 15.7 μg/m3 (59) | 58.0 | |
| Oct. 9, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 48.1 μg/m3 (45) | 14.7 μg/m3 (57) | 56.0 | |
| Oct. 9, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 46.2 μg/m3 (43) | 15.5 μg/m3 (59) | 57.0 | |
| Oct. 9, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 46.1 μg/m3 (43) | 16.3 μg/m3 (60) | 59.0 | |
| Oct. 9, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 42.4 μg/m3 (40) | 17.0 μg/m3 (62) | 61.0 | |
| Oct. 9, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 40.6 μg/m3 (38) | 15.4 μg/m3 (58) | 57.0 | |
| Oct. 9, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 40.0 μg/m3 (38) | 16.9 μg/m3 (62) | 60.0 | |
| Oct. 9, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.9 μg/m3 (35) | 16.8 μg/m3 (61) | 60.0 | |
| Oct. 9, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.7 μg/m3 (34) | 17.0 μg/m3 (62) | 61.0 | |
| Oct. 9, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 31.3 μg/m3 (29) | 17.2 μg/m3 (62) | 61.0 | |
| Oct. 9, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 31.5 μg/m3 (30) | 16.5 μg/m3 (61) | 60.0 | |
| Oct. 9, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 34.7 μg/m3 (33) | 17.3 μg/m3 (62) | 61.0 | |
| Oct. 9, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 32.6 μg/m3 (31) | 16.5 μg/m3 (61) | 60.0 | |
| Oct. 9, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 29.4 μg/m3 (28) | 15.9 μg/m3 (59) | 58.0 | |
| Oct. 9, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 27.3 μg/m3 (26) | 15.2 μg/m3 (58) | 57.0 | |
| Oct. 9, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 32.1 μg/m3 (30) | 15.8 μg/m3 (59) | 58.0 | |
| Oct. 9, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 34.5 μg/m3 (32) | 17.2 μg/m3 (62) | 61.0 | |
| Oct. 9, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 43.3 μg/m3 (41) | 18.1 μg/m3 (64) | 63.0 | |
| Oct. 9, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 45.8 μg/m3 (43) | 18.2 μg/m3 (64) | 63.0 | |
| Oct. 9, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 49.2 μg/m3 (46) | 18.9 μg/m3 (66) | 65.0 | |
| Oct. 9, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 53.7 μg/m3 (50) | 18.9 μg/m3 (66) | 65.0 | |
| Oct. 9, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 60.6 μg/m3 (54) | 19.1 μg/m3 (66) | 65.0 | |
| Oct. 9, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 80.1 μg/m3 (64) | 20.5 μg/m3 (69) | 68.0 | |
| Oct. 9, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 77.5 μg/m3 (63) | 20.7 μg/m3 (70) | 69.0 | |
| Oct. 9, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 63.1 μg/m3 (56) | 18.7 μg/m3 (65) | 64.0 | |
| Oct. 8, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 57.4 μg/m3 (53) | 17.6 μg/m3 (63) | 62.0 | |
| Oct. 8, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 56.2 μg/m3 (52) | 17.2 μg/m3 (62) | 61.0 | |
| Oct. 8, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 52.0 μg/m3 (49) | 17.5 μg/m3 (63) | 62.0 | |
| Oct. 8, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 52.7 μg/m3 (49) | 17.9 μg/m3 (64) | 63.0 | |
| Oct. 8, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 49.9 μg/m3 (47) | 18.7 μg/m3 (65) | 64.0 | |
| Oct. 8, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 49.0 μg/m3 (46) | 18.2 μg/m3 (64) | 63.0 | |
| Oct. 8, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 54.6 μg/m3 (51) | 19.4 μg/m3 (67) | 66.0 | |
| Oct. 8, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 47.7 μg/m3 (45) | 19.2 μg/m3 (66) | 65.0 | |
| Oct. 8, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 55.3 μg/m3 (52) | 21.0 μg/m3 (70) | 69.0 | |
| Oct. 8, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 64.9 μg/m3 (56) | 22.8 μg/m3 (74) | 73.0 | |
| Oct. 8, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 54.8 μg/m3 (51) | 23.8 μg/m3 (76) | 75.0 | |
| Oct. 8, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 39.2 μg/m3 (37) | 21.5 μg/m3 (71) | 70.0 | |
| Oct. 8, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 35.7 μg/m3 (34) | 21.3 μg/m3 (71) | 70.0 | |
| Oct. 8, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 36.6 μg/m3 (34) | 21.5 μg/m3 (71) | 70.0 | |
| Oct. 8, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 40.1 μg/m3 (38) | 22.1 μg/m3 (73) | 71.0 | |
| Oct. 8, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 44.1 μg/m3 (41) | 23.4 μg/m3 (75) | 74.0 | |
| Oct. 8, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 52.4 μg/m3 (49) | 26.4 μg/m3 (82) | 81.0 | |
| Oct. 8, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 63.5 μg/m3 (56) | 26.8 μg/m3 (82) | 81.0 | |
| Oct. 8, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 74.2 μg/m3 (61) | 26.9 μg/m3 (83) | 82.0 | |
| Oct. 8, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 72.6 μg/m3 (60) | 29.3 μg/m3 (88) | 87.0 | |
| Oct. 8, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 78.7 μg/m3 (63) | 31.4 μg/m3 (92) | 91.0 | |
| Oct. 8, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 82.1 μg/m3 (65) | 32.7 μg/m3 (95) | 94.0 | |
| Oct. 8, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 89.0 μg/m3 (68) | 37.9 μg/m3 (107) | 106.0 | |
| Oct. 8, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 74.2 μg/m3 (61) | 29.3 μg/m3 (88) | 87.0 | |
| Oct. 7, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 66.8 μg/m3 (57) | 28.7 μg/m3 (86) | 86.0 | |
| Oct. 7, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 69.6 μg/m3 (59) | 26.1 μg/m3 (81) | 80.0 | |
| Oct. 7, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 65.5 μg/m3 (57) | 21.9 μg/m3 (72) | 71.0 | |
| Oct. 7, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 60.4 μg/m3 (54) | 19.3 μg/m3 (67) | 66.0 | |
| Oct. 7, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 63.3 μg/m3 (56) | 19.2 μg/m3 (66) | 65.0 | |
| Oct. 7, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 60.2 μg/m3 (54) | 17.9 μg/m3 (64) | 63.0 | |
| Oct. 7, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 51.3 μg/m3 (48) | 16.8 μg/m3 (61) | 60.0 | |
| Oct. 7, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 50.3 μg/m3 (47) | 16.2 μg/m3 (60) | 59.0 | |
| Oct. 7, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 40.7 μg/m3 (38) | 15.8 μg/m3 (59) | 58.0 | |
| Oct. 7, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 45.8 μg/m3 (43) | 16.5 μg/m3 (61) | 60.0 | |
| Oct. 7, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 51.2 μg/m3 (48) | 16.6 μg/m3 (61) | 60.0 | |
| Oct. 7, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 25.6 μg/m3 (24) | 13.1 μg/m3 (54) | 52.0 | |
| Oct. 7, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 21.6 μg/m3 (20) | 12.8 μg/m3 (53) | 52.0 | |
| Oct. 7, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 23.7 μg/m3 (22) | 12.4 μg/m3 (52) | 51.0 | |
| Oct. 7, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 27.7 μg/m3 (26) | 13.6 μg/m3 (55) | 53.0 | |
| Oct. 7, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 37.5 μg/m3 (35) | 14.0 μg/m3 (55) | 54.0 | |
| Oct. 7, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 43.5 μg/m3 (41) | 13.9 μg/m3 (55) | 54.0 | |
| Oct. 7, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 49.2 μg/m3 (46) | 14.2 μg/m3 (56) | 55.0 | |
| Oct. 7, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 48.0 μg/m3 (45) | 13.7 μg/m3 (55) | 54.0 | |
| Oct. 7, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 55.6 μg/m3 (52) | 14.0 μg/m3 (55) | 54.0 | |
| Oct. 7, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 69.0 μg/m3 (58) | 15.9 μg/m3 (59) | 58.0 | |
| Oct. 7, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 78.5 μg/m3 (63) | 15.9 μg/m3 (59) | 62.0 | |
| Oct. 7, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 81.0 μg/m3 (64) | 14.9 μg/m3 (57) | 63.0 | |
| Oct. 7, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 55.4 μg/m3 (52) | 12.0 μg/m3 (50) | 50.0 | |
| Oct. 6, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 41.6 μg/m3 (39) | 11.2 μg/m3 (47) | 47.0 | |
| Oct. 6, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 36.7 μg/m3 (34) | 9.3 μg/m3 (39) | 39.0 | |
| Oct. 6, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 41.3 μg/m3 (39) | 9.2 μg/m3 (39) | 38.0 |