Green Riv (Fryberger Rd) WY, US: 41.55643, -109.53044
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 9, 2020, 1 p.m. | 17.0 ppb (16) | 3.4 ppb (3) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | N/A | N/A | 9.0 μg/m3 (8) | 0.0 μg/m3 (0) | 16.0 | |
| April 9, 2020, noon | 8.6 ppb (8) | 0.4 ppb (0) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | N/A | N/A | 8.0 μg/m3 (7) | 0.0 μg/m3 (0) | 8.0 | |
| April 9, 2020, 11 a.m. | 8.5 ppb (8) | 0.6 ppb (1) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 8.0 | |
| April 9, 2020, 10 a.m. | 8.1 ppb (8) | 0.4 ppb (0) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | N/A | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 8.0 | |
| April 9, 2020, 9 a.m. | 6.6 ppb (6) | 0.2 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | 6.0 μg/m3 (5) | -1.0 μg/m3 (0) | 6.0 | |
| April 9, 2020, 8 a.m. | 9.5 ppb (9) | 0.3 ppb (0) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | N/A | 7.0 μg/m3 (6) | -1.0 μg/m3 (0) | 9.0 | |
| April 9, 2020, 7 a.m. | 10.2 ppb (9) | 0.7 ppb (1) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 9.0 | |
| April 9, 2020, 6 a.m. | 5.5 ppb (5) | 0.3 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | N/A | N/A | 8.0 μg/m3 (7) | 0.0 μg/m3 (0) | 7.0 | |
| April 9, 2020, 5 a.m. | 4.3 ppb (4) | 0.2 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | N/A | N/A | 8.0 μg/m3 (7) | -1.0 μg/m3 (0) | 7.0 | |
| April 9, 2020, 4 a.m. | 7.7 ppb (7) | 0.3 ppb (0) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | 13.0 μg/m3 (12) | 2.0 μg/m3 (8) | 12.0 | |
| April 9, 2020, 3 a.m. | 20.3 ppb (19) | 6.0 ppb (6) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | N/A | N/A | 26.0 μg/m3 (24) | 1.0 μg/m3 (4) | 24.0 | |
| April 9, 2020, 2 a.m. | 4.2 ppb (4) | 0.9 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 0.0 μg/m3 (0) | 9.0 | |
| April 9, 2020, 1 a.m. | 2.2 ppb (2) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | 2.0 μg/m3 (2) | 1.0 μg/m3 (4) | 4.0 | |
| April 9, 2020, midnight | 3.0 ppb (3) | 0.9 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | 2.0 μg/m3 (2) | 2.0 μg/m3 (8) | 8.0 | |
| April 8, 2020, 11 p.m. | 1.7 ppb (2) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | N/A | N/A | 3.0 μg/m3 (3) | 2.0 μg/m3 (8) | 8.0 | |
| April 8, 2020, 10 p.m. | 1.3 ppb (1) | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | N/A | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| April 8, 2020, 9 p.m. | 1.6 ppb (1) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 12.0 μg/m3 (11) | 0.0 μg/m3 (0) | 11.0 | |
| April 8, 2020, 8 p.m. | 1.8 ppb (2) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | -2.0 μg/m3 (0) | 14.0 | |
| April 8, 2020, 7 p.m. | 1.3 ppb (1) | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 9.0 μg/m3 (8) | 0.0 μg/m3 (0) | 8.0 | |
| April 8, 2020, 6 p.m. | 2.0 ppb (2) | 0.7 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | N/A | N/A | 11.0 μg/m3 (10) | 5.0 μg/m3 (21) | 21.0 | |
| April 8, 2020, 5 p.m. | 5.9 ppb (5) | 2.4 ppb (2) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 8.0 μg/m3 (33) | 33.0 | |
| April 8, 2020, 4 p.m. | 16.8 ppb (16) | 8.5 ppb (8) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 8.0 μg/m3 (33) | 33.0 | |
| April 8, 2020, 3 p.m. | 30.4 ppb (28) | 18.5 ppb (17) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | 5.0 ppb (4) | N/A | 21.0 μg/m3 (19) | 6.0 μg/m3 (25) | 28.0 | |
| April 8, 2020, 2 p.m. | 32.8 ppb (30) | 19.1 ppb (18) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 20.0 μg/m3 (18) | 4.0 μg/m3 (17) | 30.0 | |
| April 8, 2020, 1 p.m. | 18.0 ppb (17) | 5.5 ppb (5) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | N/A | 14.0 μg/m3 (13) | 3.0 μg/m3 (12) | 17.0 | |
| April 8, 2020, noon | 9.4 ppb (9) | 0.7 ppb (1) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | 4.0 ppb (3) | N/A | 10.0 μg/m3 (9) | 2.0 μg/m3 (8) | 9.0 | |
| April 8, 2020, 11 a.m. | 7.2 ppb (7) | 0.4 ppb (0) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 6.0 ppb (5) | N/A | 12.0 μg/m3 (11) | 3.0 μg/m3 (12) | 12.0 | |
| April 8, 2020, 10 a.m. | 7.2 ppb (7) | 0.2 ppb (0) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 7.0 ppb (5) | N/A | 9.0 μg/m3 (8) | 1.0 μg/m3 (4) | 8.0 | |
| April 8, 2020, 9 a.m. | 6.4 ppb (6) | 0.2 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 8.0 ppb (6) | N/A | 9.0 μg/m3 (8) | 0.0 μg/m3 (0) | 8.0 | |
| April 8, 2020, 8 a.m. | 17.5 ppb (16) | 0.8 ppb (1) | N/A | 17.0 ppb (16) | N/A | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 14.0 μg/m3 (13) | 1.0 μg/m3 (4) | 16.0 | |
| April 8, 2020, 7 a.m. | 13.1 ppb (12) | 0.8 ppb (1) | N/A | 12.0 ppb (11) | N/A | 0.0 ppb (0) | 10.0 ppb (8) | N/A | 13.0 μg/m3 (12) | -1.0 μg/m3 (0) | 12.0 | |
| April 8, 2020, 6 a.m. | 8.2 ppb (8) | 0.2 ppb (0) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | 13.0 ppb (10) | N/A | 11.0 μg/m3 (10) | -1.0 μg/m3 (0) | 10.0 | |
| April 8, 2020, 5 a.m. | 1.8 ppb (2) | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 18.0 ppb (14) | N/A | 10.0 μg/m3 (9) | 0.0 μg/m3 (0) | 14.0 | |
| April 8, 2020, 4 a.m. | 2.9 ppb (3) | 0.2 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 19.0 ppb (15) | N/A | 8.0 μg/m3 (7) | 3.0 μg/m3 (12) | 15.0 | |
| April 8, 2020, 3 a.m. | 3.5 ppb (3) | 0.4 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 23.0 ppb (18) | N/A | 11.0 μg/m3 (10) | 4.0 μg/m3 (17) | 18.0 | |
| April 8, 2020, 2 a.m. | 3.0 ppb (3) | 0.4 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 26.0 ppb (20) | N/A | 10.0 μg/m3 (9) | 3.0 μg/m3 (12) | 20.0 | |
| April 8, 2020, 1 a.m. | 1.6 ppb (1) | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 28.0 ppb (22) | N/A | 8.0 μg/m3 (7) | 2.0 μg/m3 (8) | 22.0 | |
| April 8, 2020, midnight | 0.7 ppb (1) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 28.0 ppb (22) | N/A | 7.0 μg/m3 (6) | 0.0 μg/m3 (0) | 22.0 | |
| April 7, 2020, 11 p.m. | 0.8 ppb (1) | 0.3 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 27.0 ppb (21) | N/A | 6.0 μg/m3 (5) | -1.0 μg/m3 (0) | 21.0 | |
| April 7, 2020, 10 p.m. | 0.4 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 27.0 ppb (21) | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 21.0 | |
| April 7, 2020, 9 p.m. | 0.7 ppb (1) | 0.3 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 25.0 ppb (19) | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 19.0 | |
| April 7, 2020, 8 p.m. | 0.4 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 24.0 ppb (18) | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 18.0 | |
| April 7, 2020, 7 p.m. | 0.5 ppb (0) | 0.3 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 23.0 ppb (18) | N/A | 9.0 μg/m3 (8) | 4.0 μg/m3 (17) | 18.0 | |
| April 7, 2020, 6 p.m. | 1.0 ppb (1) | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 21.0 ppb (16) | N/A | 11.0 μg/m3 (10) | 8.0 μg/m3 (33) | 33.0 | |
| April 7, 2020, 5 p.m. | 2.5 ppb (2) | 0.9 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 18.0 ppb (14) | N/A | 14.0 μg/m3 (13) | 11.0 μg/m3 (46) | 46.0 | |
| April 7, 2020, 4 p.m. | 4.9 ppb (5) | 1.7 ppb (2) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 14.0 ppb (11) | N/A | 11.0 μg/m3 (10) | 8.0 μg/m3 (33) | 33.0 | |
| April 7, 2020, 3 p.m. | 23.9 ppb (22) | 12.0 ppb (11) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | 5.0 ppb (4) | N/A | 16.0 μg/m3 (15) | 4.0 μg/m3 (17) | 22.0 | |
| April 7, 2020, 2 p.m. | 18.5 ppb (17) | 6.4 ppb (6) | N/A | 12.0 ppb (11) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 17.0 | |
| April 7, 2020, 1 p.m. | 24.4 ppb (23) | 5.7 ppb (5) | N/A | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 14.0 μg/m3 (13) | 3.0 μg/m3 (12) | 23.0 | |
| April 7, 2020, noon | 7.0 ppb (6) | 0.7 ppb (1) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 10.0 μg/m3 (9) | 0.0 μg/m3 (0) | 9.0 | |
| April 7, 2020, 11 a.m. | 7.0 ppb (6) | 0.3 ppb (0) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 9.0 μg/m3 (8) | -1.0 μg/m3 (0) | 8.0 | |
| April 7, 2020, 10 a.m. | 11.5 ppb (11) | 0.6 ppb (1) | N/A | 11.0 ppb (10) | N/A | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 16.0 μg/m3 (15) | 1.0 μg/m3 (4) | 15.0 | |
| April 7, 2020, 9 a.m. | 13.6 ppb (13) | 3.8 ppb (4) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | 7.0 ppb (5) | N/A | 12.0 μg/m3 (11) | 4.0 μg/m3 (17) | 17.0 | |
| April 7, 2020, 8 a.m. | 4.6 ppb (4) | 0.2 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 10.0 ppb (8) | N/A | 13.0 μg/m3 (12) | 4.0 μg/m3 (17) | 17.0 | |
| April 7, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 4.0 μg/m3 (17) | 17.0 | |
| April 7, 2020, 6 a.m. | 4.1 ppb (4) | 0.2 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 12.0 ppb (9) | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 12.0 | |
| April 7, 2020, 5 a.m. | 2.0 ppb (2) | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 17.0 ppb (13) | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 13.0 | |
| April 7, 2020, 4 a.m. | 1.3 ppb (1) | 0.2 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 31.0 ppb (24) | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 24.0 | |
| April 7, 2020, 3 a.m. | 1.8 ppb (2) | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 44.0 ppb (34) | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 34.0 | |
| April 7, 2020, 2 a.m. | 4.2 ppb (4) | 0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 39.0 ppb (30) | N/A | 12.0 μg/m3 (11) | 2.0 μg/m3 (8) | 30.0 | |
| April 7, 2020, 1 a.m. | 3.1 ppb (3) | 0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 10.0 μg/m3 (9) | 2.0 μg/m3 (8) | 35.0 | |
| April 7, 2020, midnight | 2.2 ppb (2) | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (37) | N/A | 12.0 μg/m3 (11) | 2.0 μg/m3 (8) | 37.0 | |
| April 6, 2020, 11 p.m. | 3.1 ppb (3) | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (37) | N/A | 10.0 μg/m3 (9) | 2.0 μg/m3 (8) | 37.0 | |
| April 6, 2020, 10 p.m. | 1.5 ppb (1) | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 50.0 ppb (38) | N/A | 9.0 μg/m3 (8) | 2.0 μg/m3 (8) | 38.0 | |
| April 6, 2020, 9 p.m. | 0.4 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 53.0 ppb (41) | N/A | 17.0 μg/m3 (15) | 1.0 μg/m3 (4) | 41.0 | |
| April 6, 2020, 8 p.m. | 0.6 ppb (1) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 51.0 ppb (39) | N/A | 14.0 μg/m3 (13) | 0.0 μg/m3 (0) | 39.0 | |
| April 6, 2020, 7 p.m. | 0.7 ppb (1) | 0.3 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 49.0 ppb (38) | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 38.0 | |
| April 6, 2020, 6 p.m. | 0.4 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 48.0 ppb (37) | N/A | 9.0 μg/m3 (8) | 8.0 μg/m3 (33) | 37.0 | |
| April 6, 2020, 5 p.m. | 21.4 ppb (20) | 10.0 ppb (9) | N/A | 11.0 ppb (10) | N/A | 0.0 ppb (0) | 27.0 ppb (21) | N/A | 14.0 μg/m3 (13) | 11.0 μg/m3 (46) | 46.0 | |
| April 6, 2020, 4 p.m. | 34.9 ppb (32) | 16.3 ppb (15) | N/A | 19.0 ppb (18) | N/A | 1.0 ppb (1) | 13.0 ppb (10) | N/A | 22.0 μg/m3 (20) | 6.0 μg/m3 (25) | 32.0 | |
| April 6, 2020, 3 p.m. | 29.1 ppb (27) | 12.5 ppb (12) | N/A | 17.0 ppb (16) | N/A | 0.0 ppb (0) | 9.0 ppb (7) | N/A | 23.0 μg/m3 (21) | 5.0 μg/m3 (21) | 27.0 | |
| April 6, 2020, 2 p.m. | 24.3 ppb (23) | 8.0 ppb (7) | N/A | 16.0 ppb (15) | N/A | 0.0 ppb (0) | 8.0 ppb (6) | N/A | 23.0 μg/m3 (21) | 4.0 μg/m3 (17) | 23.0 | |
| April 6, 2020, 1 p.m. | 11.0 ppb (10) | 0.6 ppb (1) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | 14.0 ppb (11) | N/A | 11.0 μg/m3 (10) | 1.0 μg/m3 (4) | 11.0 | |
| April 6, 2020, noon | 8.9 ppb (8) | 0.3 ppb (0) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | 17.0 ppb (13) | N/A | 10.0 μg/m3 (9) | 2.0 μg/m3 (8) | 13.0 | |
| April 6, 2020, 11 a.m. | 8.4 ppb (8) | 0.2 ppb (0) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | 21.0 ppb (16) | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 16.0 | |
| April 6, 2020, 10 a.m. | 4.5 ppb (4) | 0.2 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 32.0 ppb (25) | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 25.0 | |
| April 6, 2020, 9 a.m. | 2.9 ppb (3) | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (32) | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 32.0 | |
| April 6, 2020, 8 a.m. | 0.3 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 47.0 ppb (36) | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 36.0 | |
| April 6, 2020, 7 a.m. | 1.9 ppb (2) | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 7.0 μg/m3 (6) | 0.0 μg/m3 (0) | 35.0 | |
| April 6, 2020, 6 a.m. | 0.4 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 12.0 μg/m3 (11) | 2.0 μg/m3 (8) | 35.0 | |
| April 6, 2020, 5 a.m. | 4.4 ppb (4) | 1.1 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 43.0 ppb (33) | N/A | 9.0 μg/m3 (8) | 4.0 μg/m3 (17) | 33.0 | |
| April 6, 2020, 4 a.m. | 4.6 ppb (4) | 1.8 ppb (2) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 6.0 μg/m3 (5) | 3.0 μg/m3 (12) | 35.0 | |
| April 6, 2020, 3 a.m. | 0.4 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 48.0 ppb (37) | N/A | 3.0 μg/m3 (3) | 2.0 μg/m3 (8) | 37.0 | |
| April 6, 2020, 2 a.m. | 0.6 ppb (1) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 50.0 ppb (38) | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 38.0 | |
| April 6, 2020, 1 a.m. | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 50.0 ppb (38) | N/A | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 38.0 | |
| April 6, 2020, midnight | 2.0 ppb (2) | 0.8 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 52.0 ppb (40) | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 40.0 | |
| April 5, 2020, 11 p.m. | 2.9 ppb (3) | 1.2 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 49.0 ppb (38) | N/A | 10.0 μg/m3 (9) | 1.0 μg/m3 (4) | 38.0 | |
| April 5, 2020, 10 p.m. | 1.2 ppb (1) | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (39) | N/A | 5.0 μg/m3 (5) | 3.0 μg/m3 (12) | 39.0 | |
| April 5, 2020, 9 p.m. | 1.8 ppb (2) | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (39) | N/A | 7.0 μg/m3 (6) | 5.0 μg/m3 (21) | 39.0 | |
| April 5, 2020, 8 p.m. | 2.5 ppb (2) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 49.0 ppb (38) | N/A | 8.0 μg/m3 (7) | 6.0 μg/m3 (25) | 38.0 | |
| April 5, 2020, 7 p.m. | 3.0 ppb (3) | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 46.0 ppb (35) | N/A | 7.0 μg/m3 (6) | 6.0 μg/m3 (25) | 35.0 | |
| April 5, 2020, 6 p.m. | 3.7 ppb (3) | 1.1 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 43.0 ppb (33) | N/A | 9.0 μg/m3 (8) | 9.0 μg/m3 (38) | 38.0 | |
| April 5, 2020, 5 p.m. | 10.7 ppb (10) | 2.7 ppb (3) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | 36.0 ppb (28) | N/A | 9.0 μg/m3 (8) | 11.0 μg/m3 (46) | 46.0 | |
| April 5, 2020, 4 p.m. | 38.6 ppb (36) | 18.9 ppb (18) | N/A | 20.0 ppb (19) | N/A | 1.0 ppb (1) | 14.0 ppb (11) | N/A | 13.0 μg/m3 (12) | 7.0 μg/m3 (29) | 36.0 | |
| April 5, 2020, 3 p.m. | 50.3 ppb (47) | 26.4 ppb (24) | N/A | 24.0 ppb (22) | N/A | 1.0 ppb (1) | 5.0 ppb (4) | N/A | 13.0 μg/m3 (12) | 2.0 μg/m3 (8) | 47.0 | |
| April 5, 2020, 2 p.m. | 26.9 ppb (25) | 9.6 ppb (9) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | 9.0 ppb (7) | N/A | 14.0 μg/m3 (13) | 1.0 μg/m3 (4) | 25.0 | |
| April 5, 2020, 1 p.m. | 10.5 ppb (10) | 0.2 ppb (0) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | 12.0 ppb (9) | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 10.0 | |
| April 5, 2020, noon | 8.6 ppb (8) | 0.2 ppb (0) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | 16.0 ppb (12) | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 12.0 | |
| April 5, 2020, 11 a.m. | 10.7 ppb (10) | 0.2 ppb (0) | N/A | 11.0 ppb (10) | N/A | 0.0 ppb (0) | 20.0 ppb (15) | N/A | 10.0 μg/m3 (9) | 3.0 μg/m3 (12) | 15.0 | |
| April 5, 2020, 10 a.m. | 17.6 ppb (16) | 0.7 ppb (1) | N/A | 17.0 ppb (16) | N/A | 0.0 ppb (0) | 19.0 ppb (15) | N/A | 10.0 μg/m3 (9) | 5.0 μg/m3 (21) | 21.0 | |
| April 5, 2020, 9 a.m. | 16.0 ppb (15) | 0.2 ppb (0) | N/A | 16.0 ppb (15) | N/A | 0.0 ppb (0) | 21.0 ppb (16) | N/A | 11.0 μg/m3 (10) | 3.0 μg/m3 (12) | 16.0 | |
| April 5, 2020, 8 a.m. | 15.1 ppb (14) | 0.5 ppb (0) | N/A | 15.0 ppb (14) | N/A | 0.0 ppb (0) | 13.0 ppb (10) | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 14.0 | |
| April 5, 2020, 7 a.m. | 13.4 ppb (12) | 0.3 ppb (0) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | 18.0 ppb (14) | N/A | 4.0 μg/m3 (4) | 2.0 μg/m3 (8) | 14.0 | |
| April 5, 2020, 6 a.m. | 6.1 ppb (6) | 0.4 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 28.0 ppb (22) | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 22.0 | |
| April 5, 2020, 5 a.m. | 8.6 ppb (8) | 0.5 ppb (0) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | 24.0 ppb (18) | N/A | 8.0 μg/m3 (7) | -1.0 μg/m3 (0) | 18.0 | |
| April 5, 2020, 4 a.m. | 2.9 ppb (3) | 0.2 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 33.0 ppb (25) | N/A | 8.0 μg/m3 (7) | -2.0 μg/m3 (0) | 25.0 | |
| April 5, 2020, 3 a.m. | 4.6 ppb (4) | 0.2 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 34.0 ppb (26) | N/A | 8.0 μg/m3 (7) | -2.0 μg/m3 (0) | 26.0 | |
| April 5, 2020, 2 a.m. | 7.7 ppb (7) | 0.4 ppb (0) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 39.0 ppb (30) | N/A | 9.0 μg/m3 (8) | -1.0 μg/m3 (0) | 30.0 | |
| April 5, 2020, 1 a.m. | 2.8 ppb (3) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 49.0 ppb (38) | N/A | 11.0 μg/m3 (10) | 1.0 μg/m3 (4) | 38.0 | |
| April 5, 2020, midnight | 0.9 ppb (1) | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 50.0 ppb (38) | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 38.0 | |
| April 4, 2020, 11 p.m. | 1.0 ppb (1) | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (39) | N/A | 8.0 μg/m3 (7) | -2.0 μg/m3 (0) | 39.0 | |
| April 4, 2020, 10 p.m. | 1.0 ppb (1) | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (39) | N/A | 5.0 μg/m3 (5) | -1.0 μg/m3 (0) | 39.0 | |
| April 4, 2020, 9 p.m. | 1.8 ppb (2) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 49.0 ppb (38) | N/A | 9.0 μg/m3 (8) | 1.0 μg/m3 (4) | 38.0 | |
| April 4, 2020, 8 p.m. | 1.7 ppb (2) | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 49.0 ppb (38) | N/A | 8.0 μg/m3 (7) | 3.0 μg/m3 (12) | 38.0 | |
| April 4, 2020, 7 p.m. | 2.2 ppb (2) | 0.7 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 48.0 ppb (37) | N/A | 5.0 μg/m3 (5) | 7.0 μg/m3 (29) | 37.0 | |
| April 4, 2020, 6 p.m. | 4.6 ppb (4) | 2.1 ppb (2) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | 46.0 ppb (35) | N/A | 23.0 μg/m3 (21) | 8.0 μg/m3 (33) | 35.0 | |
| April 4, 2020, 5 p.m. | 12.4 ppb (11) | 5.4 ppb (5) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 31.0 ppb (24) | N/A | 3.0 μg/m3 (3) | 5.0 μg/m3 (21) | 24.0 | |
| April 4, 2020, 4 p.m. | 16.7 ppb (15) | 7.9 ppb (7) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | 22.0 ppb (17) | N/A | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 17.0 | |
| April 4, 2020, 3 p.m. | 34.5 ppb (32) | 20.6 ppb (19) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | 10.0 ppb (8) | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 32.0 | |
| April 4, 2020, 2 p.m. | 47.0 ppb (44) | 30.3 ppb (28) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 11.0 μg/m3 (10) | 4.0 μg/m3 (17) | 44.0 | |
| April 4, 2020, 1 p.m. | 39.3 ppb (36) | 21.3 ppb (20) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 36.0 | |
| April 4, 2020, noon | 27.4 ppb (25) | 10.0 ppb (9) | N/A | 17.0 ppb (16) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 25.0 | |
| April 4, 2020, 11 a.m. | 24.7 ppb (23) | 6.2 ppb (6) | N/A | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 10.0 μg/m3 (9) | 0.0 μg/m3 (0) | 23.0 | |
| April 4, 2020, 10 a.m. | 16.4 ppb (15) | 2.4 ppb (2) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 15.0 | |
| April 4, 2020, 9 a.m. | 14.5 ppb (13) | 1.0 ppb (1) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | 6.0 ppb (5) | N/A | N/A | N/A | 13.0 | |
| April 4, 2020, 8 a.m. | 11.3 ppb (10) | 0.3 ppb (0) | N/A | 11.0 ppb (10) | N/A | 0.0 ppb (0) | 11.0 ppb (8) | N/A | N/A | N/A | 10.0 | |
| April 4, 2020, 2 a.m. | 2.6 ppb (2) | 1.3 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 6.0 μg/m3 (5) | -2.0 μg/m3 (0) | 35.0 | |
| April 4, 2020, 1 a.m. | 0.3 ppb (0) | 0.2 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 4.0 μg/m3 (4) | -1.0 μg/m3 (0) | 35.0 | |
| April 4, 2020, midnight | 1.0 ppb (1) | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 4.0 μg/m3 (4) | -2.0 μg/m3 (0) | 35.0 | |
| April 3, 2020, 11 p.m. | 0.9 ppb (1) | 0.3 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (36) | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 36.0 | |
| April 3, 2020, 10 p.m. | 1.3 ppb (1) | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (36) | N/A | 0.0 μg/m3 (0) | 2.0 μg/m3 (8) | 36.0 | |
| April 3, 2020, 9 p.m. | 1.6 ppb (1) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 35.0 | |
| April 3, 2020, 8 p.m. | 1.6 ppb (1) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 35.0 | |
| April 3, 2020, 7 p.m. | 2.5 ppb (2) | 1.0 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 42.0 ppb (32) | N/A | -1.0 μg/m3 (0) | 3.0 μg/m3 (12) | 32.0 | |
| April 3, 2020, 6 p.m. | 2.8 ppb (3) | 1.0 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 39.0 ppb (30) | N/A | 2.0 μg/m3 (2) | 2.0 μg/m3 (8) | 30.0 | |
| April 3, 2020, 5 p.m. | 4.2 ppb (4) | 1.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 37.0 ppb (28) | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 28.0 | |
| April 3, 2020, 4 p.m. | 12.3 ppb (11) | 5.3 ppb (5) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 30.0 ppb (23) | N/A | 8.0 μg/m3 (7) | 6.0 μg/m3 (25) | 25.0 | |
| April 3, 2020, 3 p.m. | 27.1 ppb (25) | 14.0 ppb (13) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | 15.0 ppb (12) | N/A | 9.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| April 3, 2020, 2 p.m. | 30.7 ppb (28) | 14.8 ppb (14) | N/A | 16.0 ppb (15) | N/A | 0.0 ppb (0) | 4.0 ppb (3) | N/A | 15.0 μg/m3 (14) | 1.0 μg/m3 (4) | 28.0 | |
| April 3, 2020, 1 p.m. | 19.7 ppb (18) | 2.2 ppb (2) | N/A | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | N/A | 5.0 μg/m3 (5) | 2.0 μg/m3 (8) | 18.0 | |
| April 3, 2020, noon | 18.9 ppb (18) | 1.8 ppb (2) | N/A | 17.0 ppb (16) | N/A | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 2.0 μg/m3 (2) | 1.0 μg/m3 (4) | 18.0 | |
| April 3, 2020, 11 a.m. | 15.9 ppb (15) | 1.2 ppb (1) | N/A | 15.0 ppb (14) | N/A | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 2.0 μg/m3 (2) | 1.0 μg/m3 (4) | 15.0 | |
| April 3, 2020, 10 a.m. | 11.1 ppb (10) | 0.3 ppb (0) | N/A | 11.0 ppb (10) | N/A | 0.0 ppb (0) | 11.0 ppb (8) | N/A | 5.0 μg/m3 (5) | 3.0 μg/m3 (12) | 12.0 | |
| April 3, 2020, 9 a.m. | 13.1 ppb (12) | 0.8 ppb (1) | N/A | 12.0 ppb (11) | N/A | 0.0 ppb (0) | 10.0 ppb (8) | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 12.0 | |
| April 3, 2020, 8 a.m. | 8.1 ppb (8) | 0.6 ppb (1) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 18.0 ppb (14) | N/A | 3.0 μg/m3 (3) | 2.0 μg/m3 (8) | 14.0 | |
| April 3, 2020, 7 a.m. | 8.4 ppb (8) | 0.2 ppb (0) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | 22.0 ppb (17) | N/A | 1.0 μg/m3 (1) | 6.0 μg/m3 (25) | 25.0 | |
| April 3, 2020, 6 a.m. | 9.3 ppb (9) | 0.4 ppb (0) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | 22.0 ppb (17) | N/A | 0.0 μg/m3 (0) | 1.0 μg/m3 (4) | 17.0 | |
| April 3, 2020, 5 a.m. | 6.0 ppb (6) | 0.2 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 29.0 ppb (22) | N/A | 4.0 μg/m3 (4) | -1.0 μg/m3 (0) | 22.0 | |
| April 3, 2020, 4 a.m. | 11.1 ppb (10) | 1.5 ppb (1) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | 27.0 ppb (21) | N/A | 8.0 μg/m3 (7) | 0.0 μg/m3 (0) | 21.0 | |
| April 3, 2020, 3 a.m. | 3.2 ppb (3) | 0.2 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 36.0 ppb (28) | N/A | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 28.0 | |
| April 3, 2020, 2 a.m. | 2.2 ppb (2) | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (32) | N/A | 4.0 μg/m3 (4) | 1.0 μg/m3 (4) | 32.0 | |
| April 3, 2020, 1 a.m. | 2.0 ppb (2) | 0.4 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 42.0 ppb (32) | N/A | 4.0 μg/m3 (4) | 1.0 μg/m3 (4) | 32.0 | |
| April 3, 2020, midnight | 1.9 ppb (2) | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (34) | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 34.0 | |
| April 2, 2020, 11 p.m. | 2.3 ppb (2) | 0.9 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (34) | N/A | 5.0 μg/m3 (5) | 3.0 μg/m3 (12) | 34.0 | |
| April 2, 2020, 10 p.m. | 1.8 ppb (2) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 6.0 μg/m3 (5) | 3.0 μg/m3 (12) | 35.0 | |
| April 2, 2020, 9 p.m. | 1.7 ppb (2) | 0.5 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 9.0 μg/m3 (8) | 0.0 μg/m3 (0) | 35.0 | |
| April 2, 2020, 8 p.m. | 0.9 ppb (1) | 0.4 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 3.0 μg/m3 (3) | 1.0 μg/m3 (4) | 35.0 | |
| April 2, 2020, 7 p.m. | 0.7 ppb (1) | 0.3 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 3.0 μg/m3 (3) | 3.0 μg/m3 (12) | 35.0 | |
| April 2, 2020, 6 p.m. | 1.5 ppb (1) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 7.0 μg/m3 (6) | 4.0 μg/m3 (17) | 35.0 | |
| April 2, 2020, 5 p.m. | 4.0 ppb (4) | 1.5 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | 44.0 ppb (34) | N/A | 9.0 μg/m3 (8) | 6.0 μg/m3 (25) | 34.0 | |
| April 2, 2020, 4 p.m. | 9.8 ppb (9) | 3.7 ppb (3) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | 39.0 ppb (30) | N/A | 17.0 μg/m3 (15) | 6.0 μg/m3 (25) | 30.0 | |
| April 2, 2020, 3 p.m. | 12.1 ppb (11) | 3.7 ppb (3) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | 33.0 ppb (25) | N/A | 6.0 μg/m3 (5) | 5.0 μg/m3 (21) | 25.0 | |
| April 2, 2020, 2 p.m. | 9.0 ppb (8) | 1.5 ppb (1) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | 36.0 ppb (28) | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 28.0 | |
| April 2, 2020, 1 p.m. | 5.9 ppb (5) | 1.2 ppb (1) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 41.0 ppb (32) | N/A | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 32.0 | |
| April 2, 2020, noon | 4.9 ppb (5) | 0.2 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 37.0 ppb (28) | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 28.0 | |
| April 2, 2020, 11 a.m. | 1.3 ppb (1) | 0.1 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 42.0 ppb (32) | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 32.0 | |
| April 2, 2020, 10 a.m. | 3.4 ppb (3) | 0.1 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (32) | N/A | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 32.0 | |
| April 2, 2020, 9 a.m. | 0.9 ppb (1) | 0.1 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (36) | N/A | 2.0 μg/m3 (2) | 0.0 μg/m3 (0) | 36.0 |