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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 19, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.31 ppb (4) | 4.0 μg/m3 (4) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 19, 2022, 5 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) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 19, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.32 ppb (4) | 2.0 μg/m3 (2) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 19, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.29 ppb (4) | 2.0 μg/m3 (2) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 19, 2022, 2 a.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 | |
| Jan. 19, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.36 ppb (5) | 5.0 μg/m3 (5) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 19, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.31 ppb (4) | 1.0 μg/m3 (1) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 18, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.36 ppb (5) | 1.0 μg/m3 (1) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 18, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.29 ppb (4) | 3.0 μg/m3 (3) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 18, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.35 ppb (4) | 6.0 μg/m3 (6) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 18, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.31 ppb (4) | 9.0 μg/m3 (9) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 18, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 8.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 18, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.34 ppb (4) | 7.0 μg/m3 (7) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 18, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.47 ppb (6) | 7.0 μg/m3 (7) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 18, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.33 ppb (4) | 5.0 μg/m3 (5) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 18, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.28 ppb (4) | 6.0 μg/m3 (6) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 18, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 9.0 μg/m3 (9) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 18, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 8.0 μg/m3 (8) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 18, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.26 ppb (4) | 5.0 μg/m3 (5) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 18, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.24 ppb (3) | 6.0 μg/m3 (6) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 18, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.26 ppb (4) | 9.0 μg/m3 (9) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 18, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (6) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 18, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.31 ppb (4) | 4.0 μg/m3 (4) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 18, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.42 ppb (5) | 6.0 μg/m3 (6) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 18, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.44 ppb (5) | 8.0 μg/m3 (8) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 18, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.46 ppb (6) | 11.0 μg/m3 (11) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 18, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.91 ppb (11) | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 18, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.04 ppb (12) | 14.0 μg/m3 (13) | 16.0 μg/m3 (60) | 60.0 | |
| Jan. 18, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.23 ppb (14) | 17.0 μg/m3 (16) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 18, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.55 ppb (19) | 21.0 μg/m3 (20) | 22.0 μg/m3 (72) | 72.0 | |
| Jan. 18, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.17 ppb (14) | 18.0 μg/m3 (17) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 17, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.84 ppb (10) | 14.0 μg/m3 (13) | 14.0 μg/m3 (55) | 55.0 | |
| Jan. 17, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.07 ppb (13) | 18.0 μg/m3 (17) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 17, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.87 ppb (11) | 15.0 μg/m3 (14) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 17, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.69 ppb (8) | 14.0 μg/m3 (13) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 17, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.42 ppb (5) | 9.0 μg/m3 (9) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 17, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.92 ppb (11) | 10.0 μg/m3 (10) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 17, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.92 ppb (11) | 8.0 μg/m3 (8) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 17, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.81 ppb (10) | 5.0 μg/m3 (5) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 17, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.64 ppb (7) | 7.0 μg/m3 (7) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 17, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.59 ppb (7) | 12.0 μg/m3 (12) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 17, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.64 ppb (7) | 12.0 μg/m3 (12) | 14.0 μg/m3 (55) | 55.0 | |
| Jan. 17, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (10) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 17, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.56 ppb (7) | 18.0 μg/m3 (17) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 17, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.53 ppb (6) | 8.0 μg/m3 (8) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 17, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (7) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 17, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.47 ppb (6) | 7.0 μg/m3 (7) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 17, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.62 ppb (7) | 15.0 μg/m3 (14) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 17, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.84 ppb (10) | 26.0 μg/m3 (25) | 22.0 μg/m3 (72) | 72.0 | |
| Jan. 17, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.76 ppb (10) | 16.0 μg/m3 (15) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 17, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.61 ppb (7) | 11.0 μg/m3 (11) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 17, 2022, 3 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) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 17, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.54 ppb (6) | 8.0 μg/m3 (8) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 17, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.34 ppb (4) | 2.0 μg/m3 (2) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 17, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.26 ppb (4) | 4.0 μg/m3 (4) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 16, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.33 ppb (4) | 3.0 μg/m3 (3) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 16, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.38 ppb (5) | 2.0 μg/m3 (2) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 16, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.63 ppb (7) | 3.0 μg/m3 (3) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 16, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.16 ppb (14) | 3.0 μg/m3 (3) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 16, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.77 ppb (10) | 17.0 μg/m3 (16) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 16, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.25 ppb (3) | 1.0 μg/m3 (1) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 16, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.36 ppb (5) | 2.0 μg/m3 (2) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 16, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.24 ppb (3) | 3.0 μg/m3 (3) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 16, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.21 ppb (3) | 2.0 μg/m3 (2) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 16, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.17 ppb (3) | 1.0 μg/m3 (1) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.18 ppb (3) | 1.0 μg/m3 (1) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 16, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.18 ppb (3) | -1.0 μg/m3 (0) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 16, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.17 ppb (3) | 2.0 μg/m3 (2) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 16, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.19 ppb (3) | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 μg/m3 (0) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 16, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.18 ppb (3) | 3.0 μg/m3 (3) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.18 ppb (3) | 5.0 μg/m3 (5) | 2.0 μg/m3 (9) | 9.0 | |
| Jan. 16, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 1.0 μg/m3 (1) | 2.0 μg/m3 (9) | 9.0 | |
| Jan. 16, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.22 ppb (3) | 1.0 μg/m3 (1) | 0.0 μg/m3 (0) | 3.0 | |
| Jan. 16, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.2 ppb (3) | 1.0 μg/m3 (1) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.21 ppb (3) | 3.0 μg/m3 (3) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 16, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.21 ppb (3) | 3.0 μg/m3 (3) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.26 ppb (4) | 1.0 μg/m3 (1) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.3 ppb (4) | 3.0 μg/m3 (3) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 15, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.42 ppb (5) | 8.0 μg/m3 (8) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 15, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.69 ppb (8) | 15.0 μg/m3 (14) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 15, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.81 ppb (10) | 11.0 μg/m3 (11) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 15, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.68 ppb (8) | 7.0 μg/m3 (7) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 15, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.61 ppb (7) | 5.0 μg/m3 (5) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 15, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.24 ppb (14) | 8.0 μg/m3 (8) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 15, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.99 ppb (12) | 9.0 μg/m3 (9) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 15, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.98 ppb (12) | 10.0 μg/m3 (10) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 15, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.99 ppb (12) | 9.0 μg/m3 (9) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 15, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.02 ppb (12) | 11.0 μg/m3 (11) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 15, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.17 ppb (14) | 15.0 μg/m3 (14) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 15, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.29 ppb (15) | 23.0 μg/m3 (22) | 23.0 μg/m3 (74) | 74.0 | |
| Jan. 15, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.9 ppb (22) | 22.0 μg/m3 (21) | 30.0 μg/m3 (89) | 89.0 | |
| Jan. 15, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.06 ppb (24) | 33.0 μg/m3 (31) | 33.0 μg/m3 (95) | 95.0 | |
| Jan. 15, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 μg/m3 (35) | 36.0 μg/m3 (103) | 103.0 | |
| Jan. 15, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.47 ppb (29) | 47.0 μg/m3 (44) | 45.0 μg/m3 (125) | 125.0 | |
| Jan. 15, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.45 ppb (29) | 58.0 μg/m3 (53) | 51.0 μg/m3 (140) | 140.0 | |
| Jan. 15, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.34 ppb (27) | 44.0 μg/m3 (41) | 38.0 μg/m3 (108) | 108.0 | |
| Jan. 15, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.11 ppb (24) | 41.0 μg/m3 (38) | 30.0 μg/m3 (89) | 89.0 | |
| Jan. 15, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.76 ppb (21) | 30.0 μg/m3 (28) | 23.0 μg/m3 (74) | 74.0 | |
| Jan. 15, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.28 ppb (15) | 25.0 μg/m3 (24) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 15, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.17 ppb (14) | 18.0 μg/m3 (17) | 14.0 μg/m3 (55) | 55.0 | |
| Jan. 15, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 15, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.91 ppb (11) | 15.0 μg/m3 (14) | 16.0 μg/m3 (60) | 60.0 | |
| Jan. 14, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.68 ppb (8) | 11.0 μg/m3 (11) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 14, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.55 ppb (7) | 6.0 μg/m3 (6) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 14, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.44 ppb (5) | 5.0 μg/m3 (5) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 14, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.36 ppb (5) | 6.0 μg/m3 (6) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 14, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.35 ppb (4) | 2.0 μg/m3 (2) | 0.0 μg/m3 (0) | 4.0 | |
| Jan. 14, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.44 ppb (5) | 1.0 μg/m3 (1) | -4.0 μg/m3 (0) | 5.0 | |
| Jan. 14, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.37 ppb (5) | 4.0 μg/m3 (4) | 1.0 μg/m3 (5) | 5.0 | |
| Jan. 14, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.38 ppb (5) | 5.0 μg/m3 (5) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 14, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.37 ppb (5) | 3.0 μg/m3 (3) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 14, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.39 ppb (5) | 4.0 μg/m3 (4) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 14, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.28 ppb (4) | 1.0 μg/m3 (1) | 1.0 μg/m3 (5) | 5.0 | |
| Jan. 14, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 14, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.34 ppb (4) | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 14, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.39 ppb (5) | 6.0 μg/m3 (6) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 14, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (8) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 14, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 7.0 μg/m3 (7) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 14, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.39 ppb (5) | 7.0 μg/m3 (7) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 14, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.47 ppb (6) | 8.0 μg/m3 (8) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 14, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.34 ppb (4) | 5.0 μg/m3 (5) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 14, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.33 ppb (4) | 5.0 μg/m3 (5) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 14, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.37 ppb (5) | 4.0 μg/m3 (4) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 14, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.36 ppb (5) | 3.0 μg/m3 (3) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 14, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.43 ppb (5) | 6.0 μg/m3 (6) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 14, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.43 ppb (5) | 4.0 μg/m3 (4) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 13, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.42 ppb (5) | 4.0 μg/m3 (4) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 13, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.47 ppb (6) | 6.0 μg/m3 (6) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 13, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.52 ppb (6) | 9.0 μg/m3 (9) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 13, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.59 ppb (7) | 7.0 μg/m3 (7) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 13, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.73 ppb (8) | 6.0 μg/m3 (6) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 13, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.69 ppb (8) | 7.0 μg/m3 (7) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 13, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.63 ppb (7) | 10.0 μg/m3 (10) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 13, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.38 ppb (5) | 2.0 μg/m3 (2) | 0.0 μg/m3 (0) | 5.0 | |
| Jan. 13, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.26 ppb (4) | 2.0 μg/m3 (2) | 3.0 μg/m3 (13) | 13.0 | |
| Jan. 13, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.27 ppb (4) | 0.0 μg/m3 (0) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 13, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.24 ppb (3) | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 13, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.31 ppb (4) | 8.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 13, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.49 ppb (6) | 4.0 μg/m3 (4) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 13, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.7 ppb (8) | 7.0 μg/m3 (7) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 13, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (11) | 14.0 μg/m3 (55) | 55.0 | |
| Jan. 13, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.24 ppb (14) | 15.0 μg/m3 (14) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 13, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.06 ppb (13) | 36.0 μg/m3 (34) | 35.0 μg/m3 (100) | 100.0 | |
| Jan. 13, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.12 ppb (13) | 21.0 μg/m3 (20) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 13, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.03 ppb (12) | 7.0 μg/m3 (7) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 13, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (10) | 18.0 μg/m3 (17) | 22.0 μg/m3 (72) | 72.0 | |
| Jan. 13, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.59 ppb (7) | 6.0 μg/m3 (6) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 13, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.47 ppb (6) | 7.0 μg/m3 (7) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 13, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.72 ppb (8) | 11.0 μg/m3 (11) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 13, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.82 ppb (10) | 8.0 μg/m3 (8) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 12, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 5.0 μg/m3 (5) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 12, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.42 ppb (5) | 6.0 μg/m3 (6) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 12, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 7.0 μg/m3 (7) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 12, 2022, 8 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) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 12, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.45 ppb (6) | 8.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 12, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.67 ppb (8) | 5.0 μg/m3 (5) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 12, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.95 ppb (11) | 6.0 μg/m3 (6) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 12, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.96 ppb (12) | 5.0 μg/m3 (5) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 12, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 3.0 μg/m3 (3) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 12, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.36 ppb (5) | 2.0 μg/m3 (2) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 12, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.32 ppb (4) | 2.0 μg/m3 (2) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.4 ppb (5) | 5.0 μg/m3 (5) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 12, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.54 ppb (6) | 8.0 μg/m3 (8) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 12, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.81 ppb (10) | 16.0 μg/m3 (15) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 12, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 μg/m3 (14) | 28.0 μg/m3 (85) | 85.0 | |
| Jan. 12, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (12) | 20.0 μg/m3 (19) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 12, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.04 ppb (12) | 20.0 μg/m3 (19) | 19.0 μg/m3 (66) | 66.0 |