Abbotsford (S Poplar) CC, CA: 49.021506, -122.326556
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 6, 2020, 8 p.m. | N/A | 1.0 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.11 ppb (1) | 7.0 μg/m3 (6) | 2.7 μg/m3 (11) | 28.0 | |
| April 6, 2020, 7 p.m. | N/A | 1.1 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 34.0 ppb (26) | 0.11 ppb (1) | 8.0 μg/m3 (7) | 2.2 μg/m3 (9) | 26.0 | |
| April 6, 2020, 6 p.m. | N/A | 3.2 ppb (3) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.13 ppb (1) | 9.0 μg/m3 (8) | 1.9 μg/m3 (8) | 21.0 | |
| April 6, 2020, 5 p.m. | N/A | 4.0 ppb (4) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 24.0 ppb (18) | 0.14 ppb (2) | 11.0 μg/m3 (10) | 3.1 μg/m3 (13) | 18.0 | |
| April 6, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 2.8 μg/m3 (12) | 12.0 | |
| April 6, 2020, 3 p.m. | N/A | 6.3 ppb (6) | N/A | 11.0 ppb (10) | N/A | 1.0 ppb (1) | 14.0 ppb (11) | 0.15 ppb (2) | 11.0 μg/m3 (10) | 1.8 μg/m3 (8) | 11.0 | |
| April 6, 2020, 2 p.m. | N/A | 4.4 ppb (4) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | 10.0 ppb (8) | 0.17 ppb (2) | 13.0 μg/m3 (12) | 1.8 μg/m3 (8) | 12.0 | |
| April 6, 2020, 1 p.m. | N/A | 3.5 ppb (3) | N/A | 15.0 ppb (14) | N/A | 0.0 ppb (0) | 7.0 ppb (5) | 0.18 ppb (2) | 14.0 μg/m3 (13) | 2.3 μg/m3 (10) | 14.0 | |
| April 6, 2020, noon | N/A | 5.4 ppb (5) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | 8.0 ppb (6) | 0.17 ppb (2) | 14.0 μg/m3 (13) | 7.1 μg/m3 (30) | 30.0 | |
| April 6, 2020, 11 a.m. | N/A | 2.3 ppb (2) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | 11.0 ppb (8) | 0.17 ppb (2) | 13.0 μg/m3 (12) | 2.6 μg/m3 (11) | 12.0 | |
| April 6, 2020, 10 a.m. | N/A | 19.2 ppb (18) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | 9.0 ppb (7) | 0.18 ppb (2) | 42.0 μg/m3 (38) | 29.7 μg/m3 (88) | 88.0 | |
| April 6, 2020, 9 a.m. | N/A | 2.2 ppb (2) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 12.0 ppb (9) | 0.17 ppb (2) | 10.0 μg/m3 (9) | 22.0 μg/m3 (71) | 71.0 | |
| April 6, 2020, 8 a.m. | N/A | 2.4 ppb (2) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | 14.0 ppb (11) | 0.17 ppb (2) | 11.0 μg/m3 (10) | 8.2 μg/m3 (34) | 34.0 | |
| April 6, 2020, 7 a.m. | N/A | 0.8 ppb (1) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | 13.0 ppb (10) | 0.16 ppb (2) | 16.0 μg/m3 (15) | 16.2 μg/m3 (59) | 59.0 | |
| April 6, 2020, 6 a.m. | N/A | 0.7 ppb (1) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | 15.0 ppb (12) | 0.18 ppb (2) | 53.0 μg/m3 (48) | 18.7 μg/m3 (64) | 64.0 | |
| April 6, 2020, 5 a.m. | N/A | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | 15.0 ppb (12) | 0.23 ppb (3) | 68.0 μg/m3 (56) | 65.3 μg/m3 (155) | 155.0 | |
| April 6, 2020, 4 a.m. | N/A | 1.8 ppb (2) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | 18.0 ppb (14) | 0.28 ppb (3) | 92.0 μg/m3 (68) | N/A | 68.0 | |
| April 6, 2020, 3 a.m. | N/A | 0.4 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.17 ppb (2) | 16.0 μg/m3 (15) | 7.0 μg/m3 (29) | 29.0 | |
| April 6, 2020, 2 a.m. | N/A | 1.2 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 34.0 ppb (26) | 0.13 ppb (1) | 16.0 μg/m3 (15) | 6.0 μg/m3 (25) | 26.0 | |
| April 6, 2020, 1 a.m. | N/A | 1.2 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.15 ppb (2) | 43.0 μg/m3 (39) | 36.1 μg/m3 (102) | 102.0 | |
| April 6, 2020, midnight | N/A | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 37.0 ppb (28) | 0.16 ppb (2) | 25.0 μg/m3 (23) | 49.8 μg/m3 (136) | 136.0 | |
| April 5, 2020, 11 p.m. | N/A | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 38.0 ppb (29) | 0.13 ppb (1) | 33.0 μg/m3 (30) | 29.0 μg/m3 (86) | 86.0 | |
| April 5, 2020, 10 p.m. | N/A | 0.9 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 38.0 ppb (29) | 0.15 ppb (2) | 21.0 μg/m3 (19) | 55.2 μg/m3 (149) | 149.0 | |
| April 5, 2020, 9 p.m. | N/A | 1.2 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 37.0 ppb (28) | 0.15 ppb (2) | 18.0 μg/m3 (16) | 34.5 μg/m3 (98) | 98.0 | |
| April 5, 2020, 8 p.m. | N/A | 2.3 ppb (2) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.14 ppb (2) | 15.0 μg/m3 (14) | 29.0 μg/m3 (86) | 86.0 | |
| April 5, 2020, 7 p.m. | N/A | 2.6 ppb (2) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.13 ppb (1) | 12.0 μg/m3 (11) | 8.2 μg/m3 (34) | 34.0 | |
| April 5, 2020, 6 p.m. | N/A | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.12 ppb (1) | 3.0 μg/m3 (3) | 4.1 μg/m3 (17) | 27.0 | |
| April 5, 2020, 5 p.m. | N/A | 1.3 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.12 ppb (1) | 3.0 μg/m3 (3) | 3.9 μg/m3 (16) | 25.0 | |
| April 5, 2020, 4 p.m. | N/A | 1.1 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.12 ppb (1) | 4.0 μg/m3 (4) | 3.8 μg/m3 (16) | 23.0 | |
| April 5, 2020, 3 p.m. | N/A | 1.2 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.13 ppb (1) | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 21.0 | |
| April 5, 2020, 2 p.m. | N/A | 0.7 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.13 ppb (1) | 8.0 μg/m3 (7) | 3.3 μg/m3 (14) | 22.0 | |
| April 5, 2020, 1 p.m. | N/A | 0.5 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.13 ppb (1) | 4.0 μg/m3 (4) | 3.1 μg/m3 (13) | 25.0 | |
| April 5, 2020, noon | N/A | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.12 ppb (1) | 2.0 μg/m3 (2) | 3.2 μg/m3 (13) | 25.0 | |
| April 5, 2020, 11 a.m. | N/A | 0.5 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.13 ppb (1) | 6.0 μg/m3 (5) | 3.7 μg/m3 (15) | 22.0 | |
| April 5, 2020, 10 a.m. | N/A | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 34.0 ppb (26) | 0.12 ppb (1) | 2.0 μg/m3 (2) | 3.5 μg/m3 (15) | 26.0 | |
| April 5, 2020, 9 a.m. | N/A | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 34.0 ppb (26) | 0.11 ppb (1) | 1.0 μg/m3 (1) | 3.6 μg/m3 (15) | 26.0 | |
| April 5, 2020, 8 a.m. | N/A | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.12 ppb (1) | 4.0 μg/m3 (4) | 3.3 μg/m3 (14) | 25.0 | |
| April 5, 2020, 7 a.m. | N/A | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.12 ppb (1) | 0.0 μg/m3 (0) | 2.2 μg/m3 (9) | 27.0 | |
| April 5, 2020, 6 a.m. | N/A | 0.5 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 31.0 ppb (24) | 0.13 ppb (1) | 6.0 μg/m3 (5) | 2.8 μg/m3 (12) | 24.0 | |
| April 5, 2020, 5 a.m. | N/A | 0.4 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.13 ppb (1) | 3.0 μg/m3 (3) | 2.9 μg/m3 (12) | 27.0 | |
| April 5, 2020, 4 a.m. | N/A | 0.4 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 34.0 ppb (26) | 0.14 ppb (2) | 3.0 μg/m3 (3) | 4.1 μg/m3 (17) | 26.0 | |
| April 5, 2020, 3 a.m. | N/A | 0.5 ppb (0) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.17 ppb (2) | 8.0 μg/m3 (7) | 5.7 μg/m3 (24) | 24.0 | |
| April 5, 2020, 2 a.m. | N/A | 0.8 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.14 ppb (2) | 4.0 μg/m3 (4) | 4.4 μg/m3 (18) | 25.0 | |
| April 5, 2020, 1 a.m. | N/A | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.16 ppb (2) | 4.0 μg/m3 (4) | 4.2 μg/m3 (18) | 28.0 | |
| April 5, 2020, midnight | N/A | 1.2 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.16 ppb (2) | 7.0 μg/m3 (6) | 4.1 μg/m3 (17) | 27.0 | |
| April 4, 2020, 11 p.m. | N/A | 0.9 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.13 ppb (1) | 4.0 μg/m3 (4) | 3.3 μg/m3 (14) | 27.0 | |
| April 4, 2020, 10 p.m. | N/A | 1.4 ppb (1) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.13 ppb (1) | 4.0 μg/m3 (4) | 2.7 μg/m3 (11) | 27.0 | |
| April 4, 2020, 9 p.m. | N/A | 1.7 ppb (2) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 34.0 ppb (26) | 0.13 ppb (1) | 7.0 μg/m3 (6) | 3.3 μg/m3 (14) | 26.0 | |
| April 4, 2020, 8 p.m. | N/A | 3.1 ppb (3) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 31.0 ppb (24) | 0.14 ppb (2) | 8.0 μg/m3 (7) | 3.1 μg/m3 (13) | 24.0 | |
| April 4, 2020, 7 p.m. | N/A | 1.8 ppb (2) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 31.0 ppb (24) | 0.14 ppb (2) | 9.0 μg/m3 (8) | 2.7 μg/m3 (11) | 24.0 | |
| April 4, 2020, 6 p.m. | N/A | 1.1 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.12 ppb (1) | 7.0 μg/m3 (6) | 2.1 μg/m3 (9) | 23.0 | |
| April 4, 2020, 5 p.m. | N/A | 1.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.12 ppb (1) | 5.0 μg/m3 (5) | 1.9 μg/m3 (8) | 22.0 | |
| April 4, 2020, 4 p.m. | N/A | 1.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 26.0 ppb (20) | 0.12 ppb (1) | 5.0 μg/m3 (5) | 2.3 μg/m3 (10) | 20.0 | |
| April 4, 2020, 3 p.m. | N/A | 1.2 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 25.0 ppb (19) | 0.12 ppb (1) | 4.0 μg/m3 (4) | 3.1 μg/m3 (13) | 19.0 | |
| April 4, 2020, 2 p.m. | N/A | 0.4 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 26.0 ppb (20) | 0.12 ppb (1) | 3.0 μg/m3 (3) | 3.5 μg/m3 (15) | 20.0 | |
| April 4, 2020, 1 p.m. | N/A | 0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 26.0 ppb (20) | 0.13 ppb (1) | 3.0 μg/m3 (3) | 4.0 μg/m3 (17) | 20.0 | |
| April 4, 2020, noon | N/A | 0.7 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 26.0 ppb (20) | 0.13 ppb (1) | 3.0 μg/m3 (3) | 4.1 μg/m3 (17) | 20.0 | |
| April 4, 2020, 11 a.m. | N/A | 0.4 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.12 ppb (1) | 3.0 μg/m3 (3) | 4.6 μg/m3 (19) | 21.0 | |
| April 4, 2020, 10 a.m. | N/A | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.12 ppb (1) | 1.0 μg/m3 (1) | 4.6 μg/m3 (19) | 22.0 | |
| April 4, 2020, 9 a.m. | N/A | 0.2 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.13 ppb (1) | 3.0 μg/m3 (3) | 4.7 μg/m3 (20) | 21.0 | |
| April 4, 2020, 8 a.m. | N/A | 0.5 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 26.0 ppb (20) | 0.13 ppb (1) | 3.0 μg/m3 (3) | 4.4 μg/m3 (18) | 20.0 | |
| April 4, 2020, 7 a.m. | N/A | 0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 26.0 ppb (20) | 0.12 ppb (1) | 4.0 μg/m3 (4) | 3.3 μg/m3 (14) | 20.0 | |
| April 4, 2020, 6 a.m. | N/A | 0.7 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 22.0 ppb (17) | 0.13 ppb (1) | 5.0 μg/m3 (5) | 3.8 μg/m3 (16) | 17.0 | |
| April 4, 2020, 5 a.m. | N/A | 0.6 ppb (1) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | 21.0 ppb (16) | 0.14 ppb (2) | 11.0 μg/m3 (10) | 5.3 μg/m3 (22) | 22.0 | |
| April 4, 2020, 4 a.m. | N/A | 1.1 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 21.0 ppb (16) | 0.17 ppb (2) | 10.0 μg/m3 (9) | 12.2 μg/m3 (50) | 50.0 | |
| April 4, 2020, 3 a.m. | N/A | 0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.15 ppb (2) | 8.0 μg/m3 (7) | 6.5 μg/m3 (27) | 27.0 | |
| April 4, 2020, 2 a.m. | N/A | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.14 ppb (2) | 4.0 μg/m3 (4) | 3.6 μg/m3 (15) | 25.0 | |
| April 4, 2020, 1 a.m. | N/A | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.12 ppb (1) | 7.0 μg/m3 (6) | 2.6 μg/m3 (11) | 28.0 | |
| April 4, 2020, midnight | N/A | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 37.0 ppb (28) | 0.13 ppb (1) | 10.0 μg/m3 (9) | 2.3 μg/m3 (10) | 28.0 | |
| April 3, 2020, 11 p.m. | N/A | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 38.0 ppb (29) | 0.13 ppb (1) | N/A | 1.3 μg/m3 (5) | 29.0 | |
| April 3, 2020, 10 p.m. | N/A | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 37.0 ppb (28) | 0.11 ppb (1) | N/A | 2.6 μg/m3 (11) | 28.0 | |
| April 3, 2020, 9 p.m. | N/A | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.11 ppb (1) | 5.0 μg/m3 (5) | 2.4 μg/m3 (10) | 28.0 | |
| April 3, 2020, 8 p.m. | N/A | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.1 ppb (1) | 6.0 μg/m3 (5) | 2.6 μg/m3 (11) | 27.0 | |
| April 3, 2020, 7 p.m. | N/A | 0.8 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.1 ppb (1) | 6.0 μg/m3 (5) | 3.6 μg/m3 (15) | 25.0 | |
| April 3, 2020, 6 p.m. | N/A | 0.8 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.11 ppb (1) | 3.0 μg/m3 (3) | 3.9 μg/m3 (16) | 25.0 | |
| April 3, 2020, 5 p.m. | N/A | 1.4 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.13 ppb (1) | 2.0 μg/m3 (2) | 4.3 μg/m3 (18) | 23.0 | |
| April 3, 2020, 4 p.m. | N/A | 0.8 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.09 ppb (1) | 5.0 μg/m3 (5) | 3.8 μg/m3 (16) | 22.0 | |
| April 3, 2020, 3 p.m. | N/A | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.08 ppb (1) | 3.0 μg/m3 (3) | 1.7 μg/m3 (7) | 21.0 | |
| April 3, 2020, 2 p.m. | N/A | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.08 ppb (1) | 4.0 μg/m3 (4) | 1.5 μg/m3 (6) | 22.0 | |
| April 3, 2020, 1 p.m. | N/A | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.07 ppb (1) | 2.0 μg/m3 (2) | 1.4 μg/m3 (6) | 25.0 | |
| April 3, 2020, noon | N/A | 0.2 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.09 ppb (1) | 6.0 μg/m3 (5) | 2.3 μg/m3 (10) | 23.0 | |
| April 3, 2020, 11 a.m. | N/A | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.08 ppb (1) | 5.0 μg/m3 (5) | 2.7 μg/m3 (11) | 25.0 | |
| April 3, 2020, 10 a.m. | N/A | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.08 ppb (1) | 4.0 μg/m3 (4) | 2.7 μg/m3 (11) | 25.0 | |
| April 3, 2020, 9 a.m. | N/A | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.09 ppb (1) | 2.0 μg/m3 (2) | 2.8 μg/m3 (12) | 25.0 | |
| April 3, 2020, 8 a.m. | N/A | -0.1 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.09 ppb (1) | 3.0 μg/m3 (3) | 3.3 μg/m3 (14) | 23.0 | |
| April 3, 2020, 7 a.m. | N/A | 0.2 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.09 ppb (1) | 5.0 μg/m3 (5) | 4.1 μg/m3 (17) | 22.0 | |
| April 3, 2020, 6 a.m. | N/A | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.09 ppb (1) | 5.0 μg/m3 (5) | 4.6 μg/m3 (19) | 23.0 | |
| April 3, 2020, 5 a.m. | N/A | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.11 ppb (1) | 4.0 μg/m3 (4) | 4.8 μg/m3 (20) | 23.0 | |
| April 3, 2020, 4 a.m. | N/A | 0.5 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.11 ppb (1) | 4.0 μg/m3 (4) | 5.7 μg/m3 (24) | 24.0 | |
| April 3, 2020, 3 a.m. | N/A | 0.4 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.13 ppb (1) | 9.0 μg/m3 (8) | 9.1 μg/m3 (38) | 38.0 | |
| April 3, 2020, 2 a.m. | N/A | 0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.1 ppb (1) | 12.0 μg/m3 (11) | 9.1 μg/m3 (38) | 38.0 | |
| April 3, 2020, 1 a.m. | N/A | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.09 ppb (1) | 8.0 μg/m3 (7) | 8.8 μg/m3 (37) | 37.0 | |
| April 3, 2020, midnight | N/A | 0.8 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.09 ppb (1) | 14.0 μg/m3 (13) | 6.7 μg/m3 (28) | 28.0 | |
| April 2, 2020, 11 p.m. | N/A | 1.8 ppb (2) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.09 ppb (1) | 14.0 μg/m3 (13) | 6.3 μg/m3 (26) | 26.0 | |
| April 2, 2020, 10 p.m. | N/A | 1.4 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.09 ppb (1) | 14.0 μg/m3 (13) | 6.4 μg/m3 (27) | 27.0 | |
| April 2, 2020, 9 p.m. | N/A | 2.3 ppb (2) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.09 ppb (1) | 13.0 μg/m3 (12) | 6.2 μg/m3 (26) | 26.0 | |
| April 2, 2020, 8 p.m. | N/A | 1.9 ppb (2) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.08 ppb (1) | 24.0 μg/m3 (22) | 6.2 μg/m3 (26) | 26.0 | |
| April 2, 2020, 7 p.m. | N/A | 1.3 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.09 ppb (1) | 19.0 μg/m3 (17) | 4.6 μg/m3 (19) | 22.0 | |
| April 2, 2020, 6 p.m. | N/A | 1.6 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 25.0 ppb (19) | 0.1 ppb (1) | 12.0 μg/m3 (11) | 3.5 μg/m3 (15) | 19.0 | |
| April 2, 2020, 5 p.m. | N/A | 2.4 ppb (2) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 25.0 ppb (19) | 0.1 ppb (1) | 9.0 μg/m3 (8) | 2.3 μg/m3 (10) | 19.0 | |
| April 2, 2020, 4 p.m. | N/A | 2.2 ppb (2) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 23.0 ppb (18) | 0.1 ppb (1) | 12.0 μg/m3 (11) | 2.5 μg/m3 (10) | 18.0 | |
| April 2, 2020, 3 p.m. | N/A | 1.9 ppb (2) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 23.0 ppb (18) | 0.1 ppb (1) | 11.0 μg/m3 (10) | 2.6 μg/m3 (11) | 18.0 | |
| April 2, 2020, 2 p.m. | N/A | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 25.0 ppb (19) | 0.1 ppb (1) | 11.0 μg/m3 (10) | 2.5 μg/m3 (10) | 19.0 | |
| April 2, 2020, 1 p.m. | N/A | 1.2 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.11 ppb (1) | 6.0 μg/m3 (5) | 2.4 μg/m3 (10) | 21.0 | |
| April 2, 2020, noon | N/A | 0.7 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.11 ppb (1) | 3.0 μg/m3 (3) | 2.4 μg/m3 (10) | 22.0 | |
| April 2, 2020, 11 a.m. | N/A | 0.9 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.1 ppb (1) | 4.0 μg/m3 (4) | 2.5 μg/m3 (10) | 22.0 | |
| April 2, 2020, 10 a.m. | N/A | 0.9 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.09 ppb (1) | 3.0 μg/m3 (3) | 2.5 μg/m3 (10) | 21.0 | |
| April 2, 2020, 9 a.m. | N/A | 0.7 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 23.0 ppb (18) | 0.1 ppb (1) | 8.0 μg/m3 (7) | 2.3 μg/m3 (10) | 18.0 | |
| April 2, 2020, 8 a.m. | N/A | 0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.09 ppb (1) | 6.0 μg/m3 (5) | 1.7 μg/m3 (7) | 22.0 | |
| April 2, 2020, 7 a.m. | N/A | 0.9 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.09 ppb (1) | 8.0 μg/m3 (7) | 1.8 μg/m3 (8) | 22.0 | |
| April 2, 2020, 6 a.m. | N/A | 0.6 ppb (1) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 24.0 ppb (18) | 0.12 ppb (1) | 10.0 μg/m3 (9) | 2.7 μg/m3 (11) | 18.0 | |
| April 2, 2020, 5 a.m. | N/A | 0.7 ppb (1) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 25.0 ppb (19) | 0.12 ppb (1) | 7.0 μg/m3 (6) | 2.6 μg/m3 (11) | 19.0 | |
| April 2, 2020, 4 a.m. | N/A | 0.6 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.11 ppb (1) | 4.0 μg/m3 (4) | 2.0 μg/m3 (8) | 23.0 | |
| April 2, 2020, 3 a.m. | N/A | 0.5 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.11 ppb (1) | 4.0 μg/m3 (4) | 2.2 μg/m3 (9) | 25.0 | |
| April 2, 2020, 2 a.m. | N/A | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.11 ppb (1) | 5.0 μg/m3 (5) | 2.4 μg/m3 (10) | 25.0 | |
| April 2, 2020, 1 a.m. | N/A | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.13 ppb (1) | 2.0 μg/m3 (2) | 2.1 μg/m3 (9) | 27.0 | |
| April 2, 2020, midnight | N/A | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.25 ppb (3) | 4.0 μg/m3 (4) | 1.8 μg/m3 (8) | 28.0 | |
| April 1, 2020, 11 p.m. | N/A | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.15 ppb (2) | 5.0 μg/m3 (5) | 1.5 μg/m3 (6) | 28.0 | |
| April 1, 2020, 10 p.m. | N/A | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.12 ppb (1) | 5.0 μg/m3 (5) | 1.2 μg/m3 (5) | 28.0 | |
| April 1, 2020, 9 p.m. | N/A | 1.1 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | 0.11 ppb (1) | 4.0 μg/m3 (4) | 1.2 μg/m3 (5) | 28.0 | |
| April 1, 2020, 8 p.m. | N/A | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.1 ppb (1) | 6.0 μg/m3 (5) | 1.3 μg/m3 (5) | 27.0 | |
| April 1, 2020, 7 p.m. | N/A | 1.1 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.11 ppb (1) | 4.0 μg/m3 (4) | 1.3 μg/m3 (5) | 27.0 | |
| April 1, 2020, 6 p.m. | N/A | 1.1 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 34.0 ppb (26) | 0.11 ppb (1) | 0.0 μg/m3 (0) | 1.4 μg/m3 (6) | 26.0 | |
| April 1, 2020, 5 p.m. | N/A | 1.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 30.0 ppb (23) | 0.1 ppb (1) | 3.0 μg/m3 (3) | 1.8 μg/m3 (8) | 23.0 | |
| April 1, 2020, 4 p.m. | N/A | 1.5 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.09 ppb (1) | 3.0 μg/m3 (3) | 1.9 μg/m3 (8) | 22.0 | |
| April 1, 2020, 3 p.m. | N/A | 1.1 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.1 ppb (1) | 0.0 μg/m3 (0) | 2.3 μg/m3 (10) | 22.0 | |
| April 1, 2020, 2 p.m. | N/A | 0.9 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.11 ppb (1) | N/A | 2.8 μg/m3 (12) | 22.0 | |
| April 1, 2020, 1 p.m. | N/A | 1.2 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.13 ppb (1) | 0.0 μg/m3 (0) | 3.3 μg/m3 (14) | 22.0 | |
| April 1, 2020, noon | N/A | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 31.0 ppb (24) | 0.12 ppb (1) | 0.0 μg/m3 (0) | 2.9 μg/m3 (12) | 24.0 | |
| April 1, 2020, 11 a.m. | N/A | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 31.0 ppb (24) | 0.11 ppb (1) | 1.0 μg/m3 (1) | 2.1 μg/m3 (9) | 24.0 | |
| April 1, 2020, 10 a.m. | N/A | 0.5 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.12 ppb (1) | 2.0 μg/m3 (2) | 1.7 μg/m3 (7) | 27.0 | |
| April 1, 2020, 9 a.m. | N/A | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 37.0 ppb (28) | 0.12 ppb (1) | 1.0 μg/m3 (1) | 1.4 μg/m3 (6) | 28.0 | |
| April 1, 2020, 8 a.m. | N/A | 0.1 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 39.0 ppb (30) | 0.11 ppb (1) | 1.0 μg/m3 (1) | 1.4 μg/m3 (6) | 30.0 | |
| April 1, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 μg/m3 (1) | N/A | 1.0 | |
| April 1, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | N/A | 4.0 | |
| April 1, 2020, 5 a.m. | N/A | 0.5 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.13 ppb (1) | 3.0 μg/m3 (3) | 2.5 μg/m3 (10) | 25.0 | |
| April 1, 2020, 4 a.m. | N/A | 0.5 ppb (0) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.14 ppb (2) | 9.0 μg/m3 (8) | 4.3 μg/m3 (18) | 21.0 | |
| April 1, 2020, 3 a.m. | N/A | 0.7 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 27.0 ppb (21) | 0.47 ppb (5) | 14.0 μg/m3 (13) | 6.5 μg/m3 (27) | 27.0 | |
| April 1, 2020, 2 a.m. | N/A | 0.4 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.84 ppb (9) | 4.0 μg/m3 (4) | 3.8 μg/m3 (16) | 27.0 | |
| April 1, 2020, 1 a.m. | N/A | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 39.0 ppb (30) | 0.11 ppb (1) | 0.0 μg/m3 (0) | 2.0 μg/m3 (8) | 30.0 | |
| April 1, 2020, midnight | N/A | 1.2 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.12 ppb (1) | 8.0 μg/m3 (7) | 2.2 μg/m3 (9) | 27.0 | |
| March 31, 2020, 11 p.m. | N/A | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.11 ppb (1) | 7.0 μg/m3 (6) | 2.3 μg/m3 (10) | 27.0 | |
| March 31, 2020, 10 p.m. | N/A | 1.6 ppb (1) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | 31.0 ppb (24) | 0.13 ppb (1) | 11.0 μg/m3 (10) | 4.3 μg/m3 (18) | 24.0 | |
| March 31, 2020, 9 p.m. | N/A | 0.9 ppb (1) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | 32.0 ppb (25) | 0.14 ppb (2) | 9.0 μg/m3 (8) | 4.9 μg/m3 (20) | 25.0 | |
| March 31, 2020, 8 p.m. | N/A | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 38.0 ppb (29) | 0.13 ppb (1) | 3.0 μg/m3 (3) | 4.2 μg/m3 (18) | 29.0 | |
| March 31, 2020, 7 p.m. | N/A | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 37.0 ppb (28) | 0.12 ppb (1) | 5.0 μg/m3 (5) | 3.3 μg/m3 (14) | 28.0 | |
| March 31, 2020, 6 p.m. | N/A | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 38.0 ppb (29) | 0.12 ppb (1) | 3.0 μg/m3 (3) | 1.9 μg/m3 (8) | 29.0 | |
| March 31, 2020, 5 p.m. | N/A | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 38.0 ppb (29) | 0.11 ppb (1) | 3.0 μg/m3 (3) | N/A | 29.0 | |
| March 31, 2020, 4 p.m. | N/A | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.11 ppb (1) | 4.0 μg/m3 (4) | 1.0 μg/m3 (4) | 25.0 | |
| March 31, 2020, 3 p.m. | N/A | 1.3 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.12 ppb (1) | 2.0 μg/m3 (2) | 1.4 μg/m3 (6) | 22.0 | |
| March 31, 2020, 2 p.m. | N/A | 1.7 ppb (2) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 18.0 ppb (14) | 0.14 ppb (2) | 8.0 μg/m3 (7) | 3.3 μg/m3 (14) | 14.0 | |
| March 31, 2020, 1 p.m. | N/A | 1.6 ppb (1) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | 18.0 ppb (14) | 0.14 ppb (2) | 11.0 μg/m3 (10) | 4.9 μg/m3 (20) | 20.0 | |
| March 31, 2020, noon | N/A | 0.7 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 19.0 ppb (15) | 0.14 ppb (2) | 4.0 μg/m3 (4) | 2.4 μg/m3 (10) | 15.0 | |
| March 31, 2020, 11 a.m. | N/A | 0.5 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 26.0 ppb (20) | 0.14 ppb (2) | 5.0 μg/m3 (5) | 1.6 μg/m3 (7) | 20.0 | |
| March 31, 2020, 10 a.m. | N/A | 0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 28.0 ppb (22) | 0.14 ppb (2) | 4.0 μg/m3 (4) | 1.6 μg/m3 (7) | 22.0 | |
| March 31, 2020, 9 a.m. | N/A | 0.2 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 23.0 ppb (18) | 0.16 ppb (2) | 9.0 μg/m3 (8) | 3.4 μg/m3 (14) | 18.0 | |
| March 31, 2020, 8 a.m. | N/A | 0.3 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | 29.0 ppb (22) | 0.16 ppb (2) | 8.0 μg/m3 (7) | 2.2 μg/m3 (9) | 22.0 | |
| March 31, 2020, 7 a.m. | N/A | 0.4 ppb (0) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | 25.0 ppb (19) | 0.17 ppb (2) | 5.0 μg/m3 (5) | 2.2 μg/m3 (9) | 19.0 | |
| March 31, 2020, 6 a.m. | N/A | 0.9 ppb (1) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | 20.0 ppb (15) | 0.17 ppb (2) | 9.0 μg/m3 (8) | 2.4 μg/m3 (10) | 15.0 | |
| March 31, 2020, 5 a.m. | N/A | 0.2 ppb (0) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 24.0 ppb (18) | 0.15 ppb (2) | 11.0 μg/m3 (10) | 4.7 μg/m3 (20) | 20.0 | |
| March 31, 2020, 4 a.m. | N/A | 0.5 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | 0.13 ppb (1) | 11.0 μg/m3 (10) | 4.2 μg/m3 (18) | 25.0 | |
| March 31, 2020, 3 a.m. | N/A | 0.8 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | 35.0 ppb (27) | 0.12 ppb (1) | 8.0 μg/m3 (7) | 1.9 μg/m3 (8) | 27.0 | |
| March 31, 2020, 2 a.m. | N/A | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 39.0 ppb (30) | 0.12 ppb (1) | 0.0 μg/m3 (0) | 1.7 μg/m3 (7) | 30.0 | |
| March 31, 2020, 1 a.m. | N/A | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 41.0 ppb (32) | 0.11 ppb (1) | 10.0 μg/m3 (9) | 1.3 μg/m3 (5) | 32.0 | |
| March 31, 2020, midnight | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 42.0 ppb (32) | 0.11 ppb (1) | 3.0 μg/m3 (3) | 1.1 μg/m3 (5) | 32.0 | |
| March 30, 2020, 11 p.m. | N/A | 0.4 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 42.0 ppb (32) | 0.11 ppb (1) | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 32.0 | |
| March 30, 2020, 10 p.m. | N/A | 0.2 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 42.0 ppb (32) | 0.12 ppb (1) | 1.0 μg/m3 (1) | 0.9 μg/m3 (4) | 32.0 | |
| March 30, 2020, 9 p.m. | N/A | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | 39.0 ppb (30) | 0.13 ppb (1) | 1.0 μg/m3 (1) | 0.9 μg/m3 (4) | 30.0 |