Anchorage (Airport Heights) AK, US: 61.205861, -149.8246
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct. 21, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 8.0 μg/m3 (8) | 4.0 μg/m3 (17) | 17.0 | |
| Oct. 21, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.1 ppb (13) | 50.0 μg/m3 (47) | 21.0 μg/m3 (70) | 70.0 | |
| Oct. 21, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.3 ppb (15) | 40.0 μg/m3 (38) | 19.0 μg/m3 (66) | 66.0 | |
| Oct. 21, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.4 ppb (16) | 36.0 μg/m3 (34) | 12.0 μg/m3 (50) | 50.0 | |
| Oct. 21, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (12) | 43.0 μg/m3 (40) | 19.0 μg/m3 (66) | 66.0 | |
| Oct. 21, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 30.0 μg/m3 (28) | 14.0 μg/m3 (55) | 55.0 | |
| Oct. 21, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 15.0 μg/m3 (14) | 7.0 μg/m3 (30) | 30.0 | |
| Oct. 21, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 10.0 μg/m3 (10) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 21, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 9.0 μg/m3 (9) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 21, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 8.0 μg/m3 (8) | 11.0 μg/m3 (46) | 46.0 | |
| Oct. 21, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 16.0 μg/m3 (15) | 14.0 μg/m3 (55) | 55.0 | |
| Oct. 21, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 28.0 μg/m3 (26) | 17.0 μg/m3 (62) | 62.0 | |
| Oct. 21, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 25.0 μg/m3 (24) | 20.0 μg/m3 (68) | 68.0 | |
| Oct. 21, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 27.0 μg/m3 (25) | 16.0 μg/m3 (60) | 60.0 | |
| Oct. 21, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.9 ppb (11) | 42.0 μg/m3 (39) | 30.0 μg/m3 (89) | 89.0 | |
| Oct. 21, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 36.0 μg/m3 (34) | 17.0 μg/m3 (62) | 62.0 | |
| Oct. 21, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.9 ppb (11) | 43.0 μg/m3 (40) | 11.0 μg/m3 (46) | 46.0 | |
| Oct. 21, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 35.0 μg/m3 (33) | 16.0 μg/m3 (60) | 60.0 | |
| Oct. 21, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 17.0 μg/m3 (16) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 21, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 4.0 μg/m3 (4) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 21, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 5.0 μg/m3 (5) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 20, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 4.0 μg/m3 (4) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 20, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 4.0 μg/m3 (4) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 20, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 4.0 μg/m3 (4) | 2.0 μg/m3 (9) | 9.0 | |
| Oct. 20, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 17.0 μg/m3 (16) | 7.0 μg/m3 (30) | 30.0 | |
| Oct. 20, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.3 ppb (15) | 44.0 μg/m3 (41) | 13.0 μg/m3 (53) | 53.0 | |
| Oct. 20, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 μg/m3 (37) | 10.0 μg/m3 (42) | 42.0 | |
| Oct. 20, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.2 ppb (14) | 45.0 μg/m3 (42) | 13.0 μg/m3 (53) | 53.0 | |
| Oct. 20, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.4 ppb (16) | 33.0 μg/m3 (31) | 11.0 μg/m3 (46) | 46.0 | |
| Oct. 20, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.9 ppb (11) | 24.0 μg/m3 (23) | 9.0 μg/m3 (38) | 38.0 | |
| Oct. 20, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 14.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 20, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 10.0 μg/m3 (10) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 20, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 10.0 μg/m3 (10) | 10.0 μg/m3 (42) | 42.0 | |
| Oct. 20, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 11.0 μg/m3 (11) | 7.0 μg/m3 (30) | 30.0 | |
| Oct. 20, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 14.0 μg/m3 (13) | 7.0 μg/m3 (30) | 30.0 | |
| Oct. 20, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 21.0 μg/m3 (20) | 17.0 μg/m3 (62) | 62.0 | |
| Oct. 20, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.9 ppb (11) | 23.0 μg/m3 (22) | 23.0 μg/m3 (74) | 74.0 | |
| Oct. 20, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 30.0 μg/m3 (28) | 21.0 μg/m3 (70) | 70.0 | |
| Oct. 20, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 33.0 μg/m3 (31) | 12.0 μg/m3 (50) | 50.0 | |
| Oct. 20, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 43.0 μg/m3 (40) | 25.0 μg/m3 (79) | 79.0 | |
| Oct. 20, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 32.0 μg/m3 (30) | 19.0 μg/m3 (66) | 66.0 | |
| Oct. 20, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 18.0 μg/m3 (17) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 20, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 13.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 20, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 10.0 μg/m3 (10) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 20, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 5.0 μg/m3 (5) | 2.0 μg/m3 (9) | 9.0 | |
| Oct. 19, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 3.0 | |
| Oct. 19, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| Oct. 19, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 4.0 μg/m3 (4) | -1.0 μg/m3 (0) | 4.0 | |
| Oct. 19, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 7.0 μg/m3 (7) | 1.0 μg/m3 (5) | 7.0 | |
| Oct. 19, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 12.0 μg/m3 (12) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 19, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 14.0 μg/m3 (13) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 19, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 13.0 μg/m3 (13) | 8.0 μg/m3 (34) | 34.0 | |
| Oct. 19, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 19, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 12.0 μg/m3 (12) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 19, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 4.0 μg/m3 (4) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 19, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 0.0 μg/m3 (0) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 19, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 4.0 μg/m3 (4) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 19, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 7.0 μg/m3 (7) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 19, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | N/A | N/A | 3.0 | |
| Oct. 19, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 12.0 μg/m3 (12) | 9.0 μg/m3 (38) | 38.0 | |
| Oct. 19, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 13.0 μg/m3 (13) | 10.0 μg/m3 (42) | 42.0 | |
| Oct. 19, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 13.0 μg/m3 (13) | 13.0 μg/m3 (53) | 53.0 | |
| Oct. 19, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 22.0 μg/m3 (21) | 18.0 μg/m3 (64) | 64.0 | |
| Oct. 19, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 15.0 μg/m3 (14) | 14.0 μg/m3 (55) | 55.0 | |
| Oct. 19, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 21.0 μg/m3 (20) | 22.0 μg/m3 (72) | 72.0 | |
| Oct. 19, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 10.0 μg/m3 (10) | 9.0 μg/m3 (38) | 38.0 | |
| Oct. 19, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 9.0 μg/m3 (9) | 9.0 μg/m3 (38) | 38.0 | |
| Oct. 19, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 6.0 μg/m3 (6) | 7.0 μg/m3 (30) | 30.0 | |
| Oct. 19, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 4.0 μg/m3 (4) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 18, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 3.0 μg/m3 (3) | 1.0 μg/m3 (5) | 5.0 | |
| Oct. 18, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 2.0 μg/m3 (2) | 2.0 μg/m3 (9) | 9.0 | |
| Oct. 18, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 4.0 μg/m3 (4) | 4.0 μg/m3 (17) | 17.0 | |
| Oct. 18, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 6.0 μg/m3 (6) | 2.0 μg/m3 (9) | 9.0 | |
| Oct. 18, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 9.0 μg/m3 (9) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 18, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 11.0 μg/m3 (11) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 18, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 12.0 μg/m3 (12) | 7.0 μg/m3 (30) | 30.0 | |
| Oct. 18, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 8.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 18, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 7.0 μg/m3 (7) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 18, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 6.0 μg/m3 (6) | 1.0 μg/m3 (5) | 6.0 | |
| Oct. 18, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 6.0 μg/m3 (6) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 18, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 7.0 μg/m3 (7) | 2.0 μg/m3 (9) | 9.0 | |
| Oct. 18, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 17.0 μg/m3 (16) | 3.0 μg/m3 (13) | 16.0 | |
| Oct. 18, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 18.0 μg/m3 (17) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 18, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 7.0 μg/m3 (7) | 1.0 μg/m3 (5) | 7.0 | |
| Oct. 18, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 25.0 μg/m3 (24) | 16.0 μg/m3 (60) | 60.0 | |
| Oct. 18, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 31.0 μg/m3 (29) | 23.0 μg/m3 (74) | 74.0 | |
| Oct. 18, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 29.0 μg/m3 (27) | 17.0 μg/m3 (62) | 62.0 | |
| Oct. 18, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 50.0 μg/m3 (47) | 22.0 μg/m3 (72) | 72.0 | |
| Oct. 18, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 42.0 μg/m3 (39) | 15.0 μg/m3 (58) | 58.0 | |
| Oct. 18, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 27.0 μg/m3 (25) | 10.0 μg/m3 (42) | 42.0 | |
| Oct. 18, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 31.0 μg/m3 (29) | 5.0 μg/m3 (21) | 29.0 | |
| Oct. 18, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 30.0 μg/m3 (28) | 3.0 μg/m3 (13) | 28.0 | |
| Oct. 18, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 22.0 μg/m3 (21) | 3.0 μg/m3 (13) | 21.0 | |
| Oct. 17, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 14.0 μg/m3 (13) | 1.0 μg/m3 (5) | 13.0 | |
| Oct. 17, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 10.0 μg/m3 (10) | 2.0 μg/m3 (9) | 10.0 | |
| Oct. 17, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 22.0 μg/m3 (21) | 3.0 μg/m3 (13) | 21.0 | |
| Oct. 17, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 25.0 μg/m3 (24) | 5.0 μg/m3 (21) | 24.0 | |
| Oct. 17, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 29.0 μg/m3 (27) | 7.0 μg/m3 (30) | 30.0 | |
| Oct. 17, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 31.0 μg/m3 (29) | 13.0 μg/m3 (53) | 53.0 | |
| Oct. 17, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 35.0 μg/m3 (33) | 14.0 μg/m3 (55) | 55.0 | |
| Oct. 17, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 36.0 μg/m3 (34) | 17.0 μg/m3 (62) | 62.0 | |
| Oct. 17, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 12.0 μg/m3 (12) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 17, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 36.0 μg/m3 (34) | 30.0 μg/m3 (89) | 89.0 | |
| Oct. 17, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 17.0 μg/m3 (16) | 8.0 μg/m3 (34) | 34.0 | |
| Oct. 17, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 19.0 μg/m3 (18) | 9.0 μg/m3 (38) | 38.0 | |
| Oct. 17, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 23.0 μg/m3 (22) | 16.0 μg/m3 (60) | 60.0 | |
| Oct. 17, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 18.0 μg/m3 (17) | 11.0 μg/m3 (46) | 46.0 | |
| Oct. 17, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 30.0 μg/m3 (28) | 19.0 μg/m3 (66) | 66.0 | |
| Oct. 17, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 27.0 μg/m3 (25) | 20.0 μg/m3 (68) | 68.0 | |
| Oct. 17, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 34.0 μg/m3 (32) | 26.0 μg/m3 (81) | 81.0 | |
| Oct. 17, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 47.0 μg/m3 (44) | 36.0 μg/m3 (103) | 103.0 | |
| Oct. 17, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 34.0 μg/m3 (32) | 17.0 μg/m3 (62) | 62.0 | |
| Oct. 17, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 33.0 μg/m3 (31) | 21.0 μg/m3 (70) | 70.0 | |
| Oct. 17, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 58.0 μg/m3 (53) | N/A | 53.0 | |
| Oct. 17, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 16.0 μg/m3 (15) | 4.0 μg/m3 (17) | 17.0 | |
| Oct. 17, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 9.0 μg/m3 (9) | 3.0 μg/m3 (13) | 13.0 | |
| Oct. 17, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 8.0 μg/m3 (8) | 0.0 μg/m3 (0) | 8.0 | |
| Oct. 16, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 11.0 μg/m3 (11) | 1.0 μg/m3 (5) | 11.0 | |
| Oct. 16, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 5.0 μg/m3 (5) | 1.0 μg/m3 (5) | 5.0 | |
| Oct. 16, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 5.0 μg/m3 (5) | -2.0 μg/m3 (0) | 5.0 | |
| Oct. 16, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 8.0 μg/m3 (8) | 2.0 μg/m3 (9) | 8.0 | |
| Oct. 16, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 9.0 μg/m3 (9) | 4.0 μg/m3 (17) | 17.0 | |
| Oct. 16, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 13.0 μg/m3 (13) | 3.0 μg/m3 (13) | 12.0 | |
| Oct. 16, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 14.0 μg/m3 (13) | 1.0 μg/m3 (5) | 13.0 | |
| Oct. 16, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 14.0 μg/m3 (13) | 7.0 μg/m3 (30) | 29.0 | |
| Oct. 16, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 17.0 μg/m3 (16) | 15.0 μg/m3 (58) | 56.0 | |
| Oct. 16, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 13.0 μg/m3 (13) | 0.0 μg/m3 (0) | 12.0 | |
| Oct. 16, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 4.0 μg/m3 (4) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 16, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.6 ppb (30) | 18.0 μg/m3 (17) | 10.0 μg/m3 (42) | 42.0 | |
| Oct. 16, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 16.0 μg/m3 (15) | 10.0 μg/m3 (42) | 42.0 | |
| Oct. 16, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 19.0 μg/m3 (18) | 11.0 μg/m3 (46) | 46.0 | |
| Oct. 16, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 25.0 μg/m3 (24) | 24.0 μg/m3 (77) | 76.0 | |
| Oct. 16, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 21.0 μg/m3 (20) | 16.0 μg/m3 (60) | 59.0 | |
| Oct. 16, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 21.0 μg/m3 (20) | 14.0 μg/m3 (55) | 54.0 | |
| Oct. 16, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.9 ppb (11) | 31.0 μg/m3 (29) | 18.0 μg/m3 (64) | 63.0 | |
| Oct. 16, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 28.0 μg/m3 (26) | 25.0 μg/m3 (79) | 78.0 | |
| Oct. 16, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 25.0 μg/m3 (24) | 15.0 μg/m3 (58) | 56.0 | |
| Oct. 16, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 26.0 μg/m3 (25) | 18.0 μg/m3 (64) | 63.0 | |
| Oct. 16, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 10.0 μg/m3 (10) | 3.0 μg/m3 (13) | 12.0 | |
| Oct. 16, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 3.0 | |
| Oct. 16, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 6.0 μg/m3 (6) | -3.0 μg/m3 (0) | 5.0 | |
| Oct. 15, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 6.0 μg/m3 (6) | -1.0 μg/m3 (0) | 5.0 | |
| Oct. 15, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 0.0 μg/m3 (0) | 0.0 μg/m3 (0) | 1.0 | |
| Oct. 15, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 1.0 μg/m3 (1) | 1.0 μg/m3 (5) | 4.0 | |
| Oct. 15, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 5.0 μg/m3 (5) | 3.0 μg/m3 (13) | 12.0 | |
| Oct. 15, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | N/A | N/A | 2.0 | |
| Oct. 15, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 8.0 μg/m3 (34) | 33.0 | |
| Oct. 15, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 3.0 μg/m3 (3) | 8.0 μg/m3 (34) | 33.0 | |
| Oct. 15, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 3.0 μg/m3 (3) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 15, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 7.0 μg/m3 (7) | 9.0 μg/m3 (38) | 38.0 | |
| Oct. 15, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 9.0 μg/m3 (9) | 10.0 μg/m3 (42) | 42.0 | |
| Oct. 15, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 4.0 μg/m3 (4) | 8.0 μg/m3 (34) | 33.0 | |
| Oct. 15, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 3.0 | |
| Oct. 15, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 2.0 μg/m3 (2) | 1.0 μg/m3 (5) | 4.0 | |
| Oct. 15, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 17.0 | |
| Oct. 15, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (2) | 4.0 μg/m3 (4) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 15, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 2.0 μg/m3 (2) | 4.0 μg/m3 (17) | 17.0 | |
| Oct. 15, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 4.0 μg/m3 (4) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 15, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 4.0 μg/m3 (4) | 5.0 μg/m3 (21) | 21.0 | |
| Oct. 15, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 6.0 μg/m3 (6) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 15, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 3.0 μg/m3 (3) | 1.0 μg/m3 (5) | 4.0 | |
| Oct. 15, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 5.0 μg/m3 (5) | 3.0 μg/m3 (13) | 12.0 | |
| Oct. 15, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 5.0 μg/m3 (5) | 2.0 μg/m3 (9) | 8.0 | |
| Oct. 15, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 8.0 μg/m3 (8) | 3.0 μg/m3 (13) | 12.0 | |
| Oct. 15, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 10.0 μg/m3 (10) | 4.0 μg/m3 (17) | 17.0 | |
| Oct. 14, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 6.0 μg/m3 (6) | 2.0 μg/m3 (9) | 8.0 | |
| Oct. 14, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 10.0 μg/m3 (10) | 6.0 μg/m3 (25) | 25.0 | |
| Oct. 14, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 36.0 μg/m3 (34) | 11.0 μg/m3 (46) | 46.0 |