Hampton (Langley Air Force Base) VA, US: 37.103683, -76.386948
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| June 15, 2021, 10 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.2 ppb (3) | N/A | 8.7 μg/m3 (37) | 37.0 | |
| June 15, 2021, 9 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | N/A | 0.2 ppb (3) | N/A | 11.5 μg/m3 (48) | 48.0 | |
| June 15, 2021, 8 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | N/A | 26.0 ppb (25) | 0.2 ppb (3) | N/A | 11.1 μg/m3 (47) | 47.0 | |
| June 15, 2021, 7 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 27.0 ppb (25) | N/A | N/A | 11.0 μg/m3 (46) | 46.0 | |
| June 15, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.2 ppb (3) | N/A | 9.9 μg/m3 (42) | 42.0 | |
| June 15, 2021, 5 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.2 ppb (3) | N/A | 7.5 μg/m3 (32) | 32.0 | |
| June 15, 2021, 4 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.1 ppb (2) | N/A | 6.3 μg/m3 (27) | 27.0 | |
| June 15, 2021, 3 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.2 ppb (3) | N/A | 6.5 μg/m3 (28) | 28.0 | |
| June 15, 2021, 2 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.2 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
| June 15, 2021, 1 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.2 ppb (3) | N/A | 8.2 μg/m3 (35) | 35.0 | |
| June 15, 2021, midnight | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.2 ppb (3) | N/A | 6.9 μg/m3 (29) | 29.0 | |
| June 14, 2021, 11 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 33.0 ppb (31) | 0.2 ppb (3) | N/A | 5.7 μg/m3 (24) | 31.0 | |
| June 14, 2021, 10 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.2 ppb (3) | N/A | 5.5 μg/m3 (23) | 33.0 | |
| June 14, 2021, 9 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 45.0 ppb (42) | 0.2 ppb (3) | N/A | 6.4 μg/m3 (27) | 42.0 | |
| June 14, 2021, 8 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 42.0 ppb (39) | 0.2 ppb (3) | N/A | 7.3 μg/m3 (31) | 39.0 | |
| June 14, 2021, 7 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 36.0 ppb (34) | 0.1 ppb (2) | N/A | 8.1 μg/m3 (34) | 34.0 | |
| June 14, 2021, 6 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 8.0 μg/m3 (34) | 34.0 | |
| June 14, 2021, 5 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 7.8 μg/m3 (33) | 33.0 | |
| June 14, 2021, 4 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | 0.2 ppb (3) | N/A | 7.1 μg/m3 (30) | 36.0 | |
| June 14, 2021, 3 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 37.0 ppb (35) | 0.1 ppb (2) | N/A | 6.1 μg/m3 (26) | 35.0 | |
| June 14, 2021, 2 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 37.0 ppb (35) | 0.1 ppb (2) | N/A | 5.8 μg/m3 (25) | 35.0 | |
| June 14, 2021, 1 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 2.0 ppb (3) | 25.0 ppb (24) | 0.2 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| June 14, 2021, noon | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.2 ppb (3) | N/A | 5.4 μg/m3 (23) | 24.0 | |
| June 14, 2021, 11 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 17.0 ppb (16) | 0.2 ppb (3) | N/A | 5.3 μg/m3 (23) | 23.0 | |
| June 14, 2021, 10 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 7.0 ppb (7) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 21.0 | |
| June 14, 2021, 9 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.2 ppb (3) | N/A | 4.7 μg/m3 (20) | 20.0 | |
| June 14, 2021, 8 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.1 ppb (2) | N/A | 4.7 μg/m3 (20) | 20.0 | |
| June 14, 2021, 7 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.1 ppb (2) | N/A | 4.3 μg/m3 (18) | 23.0 | |
| June 14, 2021, 6 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.1 ppb (2) | N/A | 4.4 μg/m3 (19) | 30.0 | |
| June 14, 2021, 5 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.1 ppb (2) | N/A | 4.2 μg/m3 (18) | 32.0 | |
| June 14, 2021, 4 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.1 ppb (2) | N/A | 4.5 μg/m3 (19) | 32.0 | |
| June 14, 2021, 3 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 4.6 μg/m3 (20) | 31.0 | |
| June 14, 2021, 2 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.1 ppb (2) | N/A | 4.4 μg/m3 (19) | 32.0 | |
| June 14, 2021, 1 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 1.0 ppb (2) | 27.0 ppb (25) | 0.1 ppb (2) | N/A | 4.4 μg/m3 (19) | 25.0 | |
| June 14, 2021, midnight | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 1.0 ppb (2) | 32.0 ppb (30) | 0.1 ppb (2) | N/A | 4.1 μg/m3 (18) | 30.0 | |
| June 13, 2021, 11 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.1 ppb (2) | N/A | 4.0 μg/m3 (17) | 38.0 | |
| June 13, 2021, 10 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.1 ppb (2) | N/A | 4.2 μg/m3 (18) | 38.0 | |
| June 13, 2021, 9 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 43.0 ppb (40) | 0.1 ppb (2) | N/A | 4.3 μg/m3 (18) | 40.0 | |
| June 13, 2021, 8 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.1 ppb (2) | N/A | 4.8 μg/m3 (20) | 40.0 | |
| June 13, 2021, 7 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.1 ppb (2) | N/A | 6.1 μg/m3 (26) | 36.0 | |
| June 13, 2021, 6 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 6.3 μg/m3 (27) | 33.0 | |
| June 13, 2021, 5 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.1 ppb (2) | N/A | 5.5 μg/m3 (23) | 34.0 | |
| June 13, 2021, 4 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 5.2 μg/m3 (22) | 33.0 | |
| June 13, 2021, 3 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 5.7 μg/m3 (24) | 31.0 | |
| June 13, 2021, 2 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.1 ppb (2) | N/A | 6.5 μg/m3 (28) | 29.0 | |
| June 13, 2021, 1 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.1 ppb (2) | N/A | 6.7 μg/m3 (28) | 28.0 | |
| June 13, 2021, noon | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 6.5 μg/m3 (28) | 28.0 | |
| June 13, 2021, 11 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.1 ppb (2) | N/A | 6.7 μg/m3 (28) | 28.0 | |
| June 13, 2021, 10 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.1 ppb (2) | N/A | 6.6 μg/m3 (28) | 28.0 | |
| June 13, 2021, 9 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.1 ppb (2) | N/A | 6.6 μg/m3 (28) | 28.0 | |
| June 13, 2021, 8 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.1 ppb (2) | N/A | 6.7 μg/m3 (28) | 28.0 | |
| June 13, 2021, 7 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.1 ppb (2) | N/A | 6.7 μg/m3 (28) | 28.0 | |
| June 13, 2021, 6 a.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 7.3 μg/m3 (31) | 31.0 | |
| June 13, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | N/A | 27.0 | |
| June 13, 2021, 4 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 7.3 μg/m3 (31) | 31.0 | |
| June 13, 2021, 3 a.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 7.6 μg/m3 (32) | 32.0 | |
| June 13, 2021, 2 a.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 7.2 μg/m3 (31) | 31.0 | |
| June 13, 2021, 1 a.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 7.0 μg/m3 (30) | 30.0 | |
| June 13, 2021, midnight | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 7.0 μg/m3 (30) | 30.0 | |
| June 12, 2021, 11 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.1 ppb (2) | N/A | 5.7 μg/m3 (24) | 30.0 | |
| June 12, 2021, 10 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 5.3 μg/m3 (23) | 31.0 | |
| June 12, 2021, 9 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 5.8 μg/m3 (25) | 31.0 | |
| June 12, 2021, 8 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 6.3 μg/m3 (27) | 31.0 | |
| June 12, 2021, 7 p.m. | N/A | N/A | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 5.2 μg/m3 (22) | 31.0 | |
| June 12, 2021, 6 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 6.6 μg/m3 (28) | 31.0 | |
| June 12, 2021, 5 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 5.7 μg/m3 (24) | 33.0 | |
| June 12, 2021, 4 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 4.5 μg/m3 (19) | 33.0 | |
| June 12, 2021, 3 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 4.7 μg/m3 (20) | 31.0 | |
| June 12, 2021, 2 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 3.9 μg/m3 (17) | 27.0 | |
| June 12, 2021, 1 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.1 ppb (2) | N/A | 0.9 μg/m3 (4) | 25.0 | |
| June 12, 2021, noon | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.1 ppb (2) | N/A | 1.5 μg/m3 (7) | 25.0 | |
| June 12, 2021, 11 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 2.3 μg/m3 (10) | 26.0 | |
| June 12, 2021, 10 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 2.9 μg/m3 (13) | 26.0 | |
| June 12, 2021, 9 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | N/A | 0.1 ppb (2) | N/A | 2.8 μg/m3 (12) | 12.0 | |
| June 12, 2021, 8 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 4.5 μg/m3 (19) | 27.0 | |
| June 12, 2021, 7 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | N/A | N/A | 8.5 μg/m3 (36) | 36.0 | |
| June 12, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 8.9 μg/m3 (38) | 38.0 | |
| June 12, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.1 ppb (2) | N/A | N/A | 28.0 | |
| June 12, 2021, 4 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 6.4 μg/m3 (27) | 31.0 | |
| June 12, 2021, 3 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 6.5 μg/m3 (28) | 31.0 | |
| June 12, 2021, 2 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 6.2 μg/m3 (26) | 31.0 | |
| June 12, 2021, 1 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 6.4 μg/m3 (27) | 27.0 | |
| June 12, 2021, midnight | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.1 ppb (2) | N/A | 6.5 μg/m3 (28) | 30.0 | |
| June 11, 2021, 11 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 6.0 μg/m3 (25) | 33.0 | |
| June 11, 2021, 10 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.1 ppb (2) | N/A | 5.8 μg/m3 (25) | 36.0 | |
| June 11, 2021, 9 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.1 ppb (2) | N/A | 5.2 μg/m3 (22) | 34.0 | |
| June 11, 2021, 8 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 4.6 μg/m3 (20) | 33.0 | |
| June 11, 2021, 7 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.1 ppb (2) | N/A | 5.6 μg/m3 (24) | 34.0 | |
| June 11, 2021, 6 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.1 ppb (2) | N/A | 5.8 μg/m3 (25) | 32.0 | |
| June 11, 2021, 5 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.2 ppb (3) | N/A | 6.7 μg/m3 (28) | 32.0 | |
| June 11, 2021, 4 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | N/A | 7.3 μg/m3 (31) | 31.0 | |
| June 11, 2021, 3 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.2 ppb (3) | N/A | 7.2 μg/m3 (31) | 31.0 | |
| June 11, 2021, 2 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.2 ppb (3) | N/A | 6.7 μg/m3 (28) | 28.0 | |
| June 11, 2021, 1 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 15.0 ppb (14) | 0.2 ppb (3) | N/A | 6.2 μg/m3 (26) | 26.0 | |
| June 11, 2021, noon | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.2 ppb (3) | N/A | 5.5 μg/m3 (23) | 23.0 | |
| June 11, 2021, 11 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.1 ppb (2) | N/A | 5.4 μg/m3 (23) | 23.0 | |
| June 11, 2021, 10 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.1 ppb (2) | N/A | 5.5 μg/m3 (23) | 23.0 | |
| June 11, 2021, 9 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.1 ppb (2) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| June 11, 2021, 8 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.1 ppb (2) | N/A | 6.1 μg/m3 (26) | 26.0 | |
| June 11, 2021, 7 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.2 ppb (3) | N/A | 6.9 μg/m3 (29) | 29.0 | |
| June 11, 2021, 6 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.2 ppb (3) | N/A | 6.9 μg/m3 (29) | 29.0 | |
| June 11, 2021, 5 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.2 ppb (3) | N/A | 5.8 μg/m3 (25) | 25.0 | |
| June 11, 2021, 4 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.2 ppb (3) | N/A | 5.4 μg/m3 (23) | 23.0 | |
| June 11, 2021, 3 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.2 ppb (3) | N/A | 5.2 μg/m3 (22) | 22.0 | |
| June 11, 2021, 2 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.2 ppb (3) | N/A | 5.1 μg/m3 (22) | 26.0 | |
| June 11, 2021, 1 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.1 ppb (2) | N/A | 5.5 μg/m3 (23) | 29.0 | |
| June 11, 2021, midnight | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.1 ppb (2) | N/A | 5.9 μg/m3 (25) | 32.0 | |
| June 10, 2021, 11 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.2 ppb (3) | N/A | 6.3 μg/m3 (27) | 33.0 | |
| June 10, 2021, 10 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.2 ppb (3) | N/A | 7.9 μg/m3 (33) | 49.0 | |
| June 10, 2021, 9 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.2 ppb (3) | N/A | 8.5 μg/m3 (36) | 47.0 | |
| June 10, 2021, 8 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 44.0 ppb (41) | 0.2 ppb (3) | N/A | 8.3 μg/m3 (35) | 41.0 | |
| June 10, 2021, 7 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 39.0 ppb (37) | 0.2 ppb (3) | N/A | 8.7 μg/m3 (37) | 37.0 | |
| June 10, 2021, 6 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 36.0 ppb (34) | 0.2 ppb (3) | N/A | 7.3 μg/m3 (31) | 34.0 | |
| June 10, 2021, 5 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 42.0 ppb (39) | 0.1 ppb (2) | N/A | 7.5 μg/m3 (32) | 39.0 | |
| June 10, 2021, 4 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | 0.2 ppb (3) | N/A | 8.2 μg/m3 (35) | 36.0 | |
| June 10, 2021, 3 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 37.0 ppb (35) | 0.2 ppb (3) | N/A | 7.5 μg/m3 (32) | 35.0 | |
| June 10, 2021, 2 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.2 ppb (3) | N/A | 7.2 μg/m3 (31) | 31.0 | |
| June 10, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 23.0 ppb (22) | N/A | N/A | 6.5 μg/m3 (28) | 28.0 | |
| June 10, 2021, noon | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 14.0 ppb (13) | 0.2 ppb (3) | N/A | 6.1 μg/m3 (26) | 26.0 | |
| June 10, 2021, 11 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 12.0 ppb (12) | 0.2 ppb (3) | N/A | 6.2 μg/m3 (26) | 26.0 | |
| June 10, 2021, 10 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 15.0 ppb (14) | 0.2 ppb (3) | N/A | 6.7 μg/m3 (28) | 28.0 | |
| June 10, 2021, 9 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.2 ppb (3) | N/A | 6.8 μg/m3 (29) | 29.0 | |
| June 10, 2021, 8 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.2 ppb (3) | N/A | 6.5 μg/m3 (28) | 28.0 | |
| June 10, 2021, 7 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.2 ppb (3) | N/A | 6.3 μg/m3 (27) | 27.0 | |
| June 10, 2021, 6 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.2 ppb (3) | N/A | 6.2 μg/m3 (26) | 26.0 | |
| June 10, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.2 ppb (3) | N/A | N/A | 17.0 | |
| June 10, 2021, 4 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.2 ppb (3) | N/A | 5.7 μg/m3 (24) | 24.0 | |
| June 10, 2021, 3 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.1 ppb (2) | N/A | 5.4 μg/m3 (23) | 25.0 | |
| June 10, 2021, 2 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.1 ppb (2) | N/A | 5.9 μg/m3 (25) | 30.0 | |
| June 10, 2021, 1 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.2 ppb (3) | N/A | 5.2 μg/m3 (22) | 27.0 | |
| June 10, 2021, midnight | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | N/A | 5.1 μg/m3 (22) | 25.0 | |
| June 9, 2021, 11 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.2 ppb (3) | N/A | 4.7 μg/m3 (20) | 26.0 | |
| June 9, 2021, 10 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.2 ppb (3) | N/A | 4.7 μg/m3 (20) | 23.0 | |
| June 9, 2021, 9 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.2 ppb (3) | N/A | 4.6 μg/m3 (20) | 22.0 | |
| June 9, 2021, 8 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.2 ppb (3) | N/A | 4.6 μg/m3 (20) | 30.0 | |
| June 9, 2021, 7 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.2 ppb (3) | N/A | 5.9 μg/m3 (25) | 33.0 | |
| June 9, 2021, 6 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 2.0 ppb (3) | 33.0 ppb (31) | 0.2 ppb (3) | N/A | 7.9 μg/m3 (33) | 33.0 | |
| June 9, 2021, 5 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 2.0 ppb (3) | 34.0 ppb (32) | 0.2 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
| June 9, 2021, 4 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 34.0 ppb (32) | 0.2 ppb (3) | N/A | 7.7 μg/m3 (33) | 33.0 | |
| June 9, 2021, 3 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 31.0 ppb (29) | 0.2 ppb (3) | N/A | 7.3 μg/m3 (31) | 31.0 | |
| June 9, 2021, 2 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | 0.2 ppb (3) | N/A | 6.8 μg/m3 (29) | 29.0 | |
| June 9, 2021, 1 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 24.0 ppb (23) | 0.2 ppb (3) | N/A | 6.7 μg/m3 (28) | 28.0 | |
| June 9, 2021, noon | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 20.0 ppb (19) | 0.2 ppb (3) | N/A | 5.9 μg/m3 (25) | 25.0 | |
| June 9, 2021, 11 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 15.0 ppb (14) | 0.2 ppb (3) | N/A | 5.7 μg/m3 (24) | 24.0 | |
| June 9, 2021, 10 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 15.0 ppb (14) | 0.2 ppb (3) | N/A | 5.5 μg/m3 (23) | 23.0 | |
| June 9, 2021, 9 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | N/A | 0.1 ppb (2) | N/A | 5.4 μg/m3 (23) | 23.0 | |
| June 9, 2021, 8 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | N/A | 20.0 ppb (19) | 0.1 ppb (2) | N/A | 5.2 μg/m3 (22) | 22.0 | |
| June 9, 2021, 7 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 20.0 ppb (19) | N/A | N/A | 5.5 μg/m3 (23) | 23.0 | |
| June 9, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (2) | 23.0 ppb (22) | 0.1 ppb (2) | N/A | 5.6 μg/m3 (24) | 24.0 | |
| June 9, 2021, 5 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 24.0 ppb (23) | 0.1 ppb (2) | N/A | 5.9 μg/m3 (25) | 25.0 | |
| June 9, 2021, 4 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 24.0 ppb (23) | 0.1 ppb (2) | N/A | 6.6 μg/m3 (28) | 28.0 | |
| June 9, 2021, 3 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.2 ppb (3) | N/A | 6.6 μg/m3 (28) | 28.0 | |
| June 9, 2021, 2 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.2 ppb (3) | N/A | 6.3 μg/m3 (27) | 27.0 | |
| June 9, 2021, 1 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.2 ppb (3) | N/A | 5.9 μg/m3 (25) | 28.0 | |
| June 9, 2021, midnight | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 32.0 ppb (30) | 0.1 ppb (2) | N/A | 5.8 μg/m3 (25) | 30.0 | |
| June 8, 2021, 11 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 35.0 ppb (33) | 0.2 ppb (3) | N/A | 5.9 μg/m3 (25) | 33.0 | |
| June 8, 2021, 10 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 35.0 ppb (33) | 0.1 ppb (2) | N/A | 5.5 μg/m3 (23) | 33.0 | |
| June 8, 2021, 9 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 2.0 ppb (3) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 5.6 μg/m3 (24) | 31.0 | |
| June 8, 2021, 8 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 2.0 ppb (3) | 33.0 ppb (31) | 0.1 ppb (2) | N/A | 5.8 μg/m3 (25) | 31.0 | |
| June 8, 2021, 7 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 32.0 ppb (30) | 0.1 ppb (2) | N/A | 6.0 μg/m3 (25) | 30.0 | |
| June 8, 2021, 6 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 2.0 ppb (3) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 5.9 μg/m3 (25) | 27.0 | |
| June 8, 2021, 5 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 2.0 ppb (3) | N/A | 0.1 ppb (2) | N/A | 5.4 μg/m3 (23) | 23.0 | |
| June 8, 2021, 4 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 2.0 ppb (3) | 28.0 ppb (26) | 0.1 ppb (2) | N/A | N/A | 26.0 | |
| June 8, 2021, 3 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 2.0 ppb (3) | 29.0 ppb (27) | 0.1 ppb (2) | N/A | 4.9 μg/m3 (21) | 27.0 | |
| June 8, 2021, 2 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | 28.0 ppb (26) | 0.1 ppb (2) | N/A | 4.7 μg/m3 (20) | 26.0 | |
| June 8, 2021, 1 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 2.0 ppb (3) | 25.0 ppb (24) | 0.1 ppb (2) | N/A | 4.9 μg/m3 (21) | 24.0 | |
| June 8, 2021, noon | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 22.0 ppb (21) | 0.1 ppb (2) | N/A | 4.8 μg/m3 (20) | 21.0 | |
| June 8, 2021, 11 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 13.0 ppb (13) | 0.1 ppb (2) | N/A | 6.1 μg/m3 (26) | 26.0 |