Albuquerque (Del Norte) NM, US: 35.1353, -106.584702
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 11, 2021, 1 a.m. | 10.0 ppb (10) | 0.0 ppb (0) | N/A | 10.0 ppb (10) | N/A | 1.0 ppb (2) | 37.0 ppb (35) | 0.25 ppb (3) | 22.0 μg/m3 (21) | 4.5 μg/m3 (19) | 35.0 | |
| April 11, 2021, midnight | 7.0 ppb (7) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 42.0 ppb (39) | 0.22 ppb (3) | 18.8 μg/m3 (18) | 4.0 μg/m3 (17) | 39.0 | |
| April 10, 2021, 11 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 45.0 ppb (42) | 0.17 ppb (3) | 16.4 μg/m3 (16) | 3.6 μg/m3 (16) | 42.0 | |
| April 10, 2021, 10 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 45.0 ppb (42) | 0.17 ppb (3) | 14.5 μg/m3 (14) | 3.3 μg/m3 (14) | 42.0 | |
| April 10, 2021, 9 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.17 ppb (3) | 18.2 μg/m3 (17) | 3.7 μg/m3 (16) | 42.0 | |
| April 10, 2021, 8 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.18 ppb (3) | 23.0 μg/m3 (22) | 4.2 μg/m3 (18) | 42.0 | |
| April 10, 2021, 7 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.19 ppb (3) | 23.2 μg/m3 (22) | 4.4 μg/m3 (19) | 40.0 | |
| April 10, 2021, 6 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.18 ppb (3) | 25.6 μg/m3 (24) | 4.5 μg/m3 (19) | 39.0 | |
| April 10, 2021, 5 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.19 ppb (3) | 30.8 μg/m3 (29) | 5.4 μg/m3 (23) | 38.0 | |
| April 10, 2021, 4 p.m. | 8.0 ppb (8) | 3.0 ppb (3) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.24 ppb (3) | 59.6 μg/m3 (54) | 9.6 μg/m3 (40) | 54.0 | |
| April 10, 2021, 3 p.m. | 10.0 ppb (10) | 4.0 ppb (4) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.25 ppb (3) | 75.2 μg/m3 (61) | 11.4 μg/m3 (48) | 61.0 | |
| April 10, 2021, 2 p.m. | 11.0 ppb (11) | 4.0 ppb (4) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.24 ppb (3) | 69.5 μg/m3 (59) | 11.3 μg/m3 (48) | 59.0 | |
| April 10, 2021, 1 p.m. | 7.0 ppb (7) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.22 ppb (3) | 50.0 μg/m3 (47) | 9.6 μg/m3 (40) | 47.0 | |
| April 10, 2021, noon | 9.0 ppb (9) | 0.0 ppb (0) | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.21 ppb (3) | 21.3 μg/m3 (20) | 5.3 μg/m3 (23) | 23.0 | |
| April 10, 2021, 11 a.m. | 7.0 ppb (7) | 0.0 ppb (0) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.19 ppb (3) | 17.2 μg/m3 (16) | 3.8 μg/m3 (16) | 22.0 | |
| April 10, 2021, 10 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.2 ppb (3) | 17.4 μg/m3 (17) | 4.1 μg/m3 (18) | 23.0 | |
| April 10, 2021, 9 a.m. | 14.0 ppb (14) | 0.0 ppb (0) | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.25 ppb (3) | 20.8 μg/m3 (20) | 5.0 μg/m3 (21) | 21.0 | |
| April 10, 2021, 8 a.m. | 19.0 ppb (18) | 0.0 ppb (0) | N/A | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 12.0 ppb (12) | 0.31 ppb (4) | 30.1 μg/m3 (28) | 6.3 μg/m3 (27) | 28.0 | |
| April 10, 2021, 7 a.m. | 21.0 ppb (20) | 0.0 ppb (0) | N/A | 22.0 ppb (21) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.37 ppb (5) | 35.7 μg/m3 (34) | 7.3 μg/m3 (31) | 34.0 | |
| April 10, 2021, 6 a.m. | 11.0 ppb (11) | 0.0 ppb (0) | N/A | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.31 ppb (4) | 20.4 μg/m3 (19) | 4.7 μg/m3 (20) | 23.0 | |
| April 10, 2021, 5 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.22 ppb (3) | 20.5 μg/m3 (19) | 4.4 μg/m3 (19) | 30.0 | |
| April 10, 2021, 4 a.m. | 16.0 ppb (16) | 0.0 ppb (0) | N/A | 16.0 ppb (16) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.29 ppb (4) | 23.4 μg/m3 (22) | 5.2 μg/m3 (22) | 24.0 | |
| April 10, 2021, 3 a.m. | 14.0 ppb (14) | 1.0 ppb (1) | N/A | 13.0 ppb (13) | N/A | 1.0 ppb (2) | 29.0 ppb (27) | 0.28 ppb (4) | 26.3 μg/m3 (25) | 5.4 μg/m3 (23) | 27.0 | |
| April 10, 2021, 2 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.23 ppb (3) | 24.7 μg/m3 (23) | 5.5 μg/m3 (23) | 32.0 | |
| April 10, 2021, 1 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.2 ppb (3) | 20.6 μg/m3 (20) | 4.5 μg/m3 (19) | 38.0 | |
| April 10, 2021, midnight | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.19 ppb (3) | 21.1 μg/m3 (20) | 4.4 μg/m3 (19) | 38.0 | |
| April 9, 2021, 11 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.18 ppb (3) | 22.6 μg/m3 (21) | 4.1 μg/m3 (18) | 38.0 | |
| April 9, 2021, 10 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.19 ppb (3) | 28.2 μg/m3 (27) | 4.4 μg/m3 (19) | 39.0 | |
| April 9, 2021, 9 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.18 ppb (3) | 32.8 μg/m3 (31) | 4.5 μg/m3 (19) | 40.0 | |
| April 9, 2021, 8 p.m. | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.19 ppb (3) | 36.5 μg/m3 (34) | 5.1 μg/m3 (22) | 41.0 | |
| April 9, 2021, 7 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.18 ppb (3) | 30.1 μg/m3 (28) | 4.8 μg/m3 (20) | 43.0 | |
| April 9, 2021, 6 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 46.0 ppb (43) | 0.19 ppb (3) | 29.5 μg/m3 (28) | 5.2 μg/m3 (22) | 43.0 | |
| April 9, 2021, 5 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.18 ppb (3) | 30.2 μg/m3 (28) | 5.5 μg/m3 (23) | 43.0 | |
| April 9, 2021, 4 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.18 ppb (3) | 41.8 μg/m3 (39) | 6.1 μg/m3 (26) | 42.0 | |
| April 9, 2021, 3 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 40.0 ppb (38) | 0.2 ppb (3) | 58.2 μg/m3 (53) | 6.9 μg/m3 (29) | 53.0 | |
| April 9, 2021, 2 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | 0.2 ppb (3) | 29.8 μg/m3 (28) | 5.3 μg/m3 (23) | 36.0 | |
| April 9, 2021, 1 p.m. | 7.0 ppb (7) | 0.0 ppb (0) | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.2 ppb (3) | 21.4 μg/m3 (20) | 4.9 μg/m3 (21) | 34.0 | |
| April 9, 2021, noon | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 34.0 ppb (32) | 0.2 ppb (3) | 21.0 μg/m3 (20) | 4.7 μg/m3 (20) | 32.0 | |
| April 9, 2021, 11 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 36.0 ppb (34) | 0.16 ppb (3) | 22.8 μg/m3 (22) | 4.6 μg/m3 (20) | 34.0 | |
| April 9, 2021, 10 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.16 ppb (3) | 21.7 μg/m3 (21) | 4.3 μg/m3 (18) | 33.0 | |
| April 9, 2021, 9 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.16 ppb (3) | 19.5 μg/m3 (19) | 4.2 μg/m3 (18) | 29.0 | |
| April 9, 2021, 8 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.15 ppb (2) | 18.9 μg/m3 (18) | 4.0 μg/m3 (17) | 30.0 | |
| April 9, 2021, 7 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.15 ppb (2) | 20.9 μg/m3 (20) | 4.0 μg/m3 (17) | 31.0 | |
| April 9, 2021, 6 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.18 ppb (3) | 30.8 μg/m3 (29) | 5.2 μg/m3 (22) | 29.0 | |
| April 9, 2021, 5 a.m. | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.2 ppb (3) | 24.1 μg/m3 (23) | 4.9 μg/m3 (21) | 29.0 | |
| April 9, 2021, 4 a.m. | 10.0 ppb (10) | 0.0 ppb (0) | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.2 ppb (3) | 29.0 μg/m3 (27) | 5.1 μg/m3 (22) | 27.0 | |
| April 9, 2021, 3 a.m. | 9.0 ppb (9) | 0.0 ppb (0) | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.21 ppb (3) | 31.8 μg/m3 (30) | 6.1 μg/m3 (26) | 30.0 | |
| April 9, 2021, 2 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | 0.18 ppb (3) | 16.4 μg/m3 (16) | 3.6 μg/m3 (16) | 36.0 | |
| April 9, 2021, 1 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 41.0 ppb (38) | 0.17 ppb (3) | N/A | 3.6 μg/m3 (16) | 38.0 | |
| April 9, 2021, midnight | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 42.0 ppb (39) | 0.18 ppb (3) | 23.0 μg/m3 (22) | 4.4 μg/m3 (19) | 39.0 | |
| April 8, 2021, 11 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 42.0 ppb (39) | 0.18 ppb (3) | 43.0 μg/m3 (40) | 5.4 μg/m3 (23) | 40.0 | |
| April 8, 2021, 10 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 42.0 ppb (39) | 0.2 ppb (3) | 23.8 μg/m3 (23) | 4.2 μg/m3 (18) | 39.0 | |
| April 8, 2021, 9 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.17 ppb (3) | 21.3 μg/m3 (20) | 4.0 μg/m3 (17) | 40.0 | |
| April 8, 2021, 8 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.18 ppb (3) | 26.1 μg/m3 (25) | 4.7 μg/m3 (20) | 45.0 | |
| April 8, 2021, 7 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.18 ppb (3) | 22.3 μg/m3 (21) | 4.9 μg/m3 (21) | 45.0 | |
| April 8, 2021, 6 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.19 ppb (3) | 24.4 μg/m3 (23) | 5.1 μg/m3 (22) | 44.0 | |
| April 8, 2021, 5 p.m. | 7.0 ppb (7) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.2 ppb (3) | 29.2 μg/m3 (28) | 5.7 μg/m3 (24) | 40.0 | |
| April 8, 2021, 4 p.m. | 25.0 ppb (24) | 9.0 ppb (9) | N/A | 15.0 ppb (15) | N/A | 1.0 ppb (2) | 32.0 ppb (30) | 0.31 ppb (4) | 38.3 μg/m3 (36) | 7.3 μg/m3 (31) | 36.0 | |
| April 8, 2021, 3 p.m. | 63.0 ppb (61) | 34.0 ppb (33) | N/A | 28.0 ppb (27) | N/A | 1.0 ppb (2) | 15.0 ppb (14) | 0.49 ppb (6) | N/A | 15.1 μg/m3 (58) | 61.0 | |
| April 8, 2021, 2 p.m. | 81.0 ppb (80) | 47.0 ppb (45) | N/A | 34.0 ppb (33) | N/A | 2.0 ppb (3) | 9.0 ppb (9) | 0.69 ppb (8) | 75.0 μg/m3 (61) | 12.7 μg/m3 (53) | 80.0 | |
| April 8, 2021, 1 p.m. | 74.0 ppb (73) | 36.0 ppb (34) | N/A | 37.0 ppb (35) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.64 ppb (7) | 41.1 μg/m3 (39) | 8.7 μg/m3 (37) | 73.0 | |
| April 8, 2021, noon | 41.0 ppb (39) | 5.0 ppb (5) | N/A | 35.0 ppb (34) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | 0.41 ppb (5) | 25.7 μg/m3 (24) | 6.8 μg/m3 (29) | 39.0 | |
| April 8, 2021, 11 a.m. | 13.0 ppb (13) | 0.0 ppb (0) | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.23 ppb (3) | 15.6 μg/m3 (15) | 5.0 μg/m3 (21) | 24.0 | |
| April 8, 2021, 10 a.m. | 16.0 ppb (16) | 0.0 ppb (0) | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.24 ppb (3) | 18.8 μg/m3 (18) | 5.4 μg/m3 (23) | 23.0 | |
| April 8, 2021, 9 a.m. | 17.0 ppb (17) | 0.0 ppb (0) | N/A | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.25 ppb (3) | 21.1 μg/m3 (20) | 6.0 μg/m3 (25) | 25.0 | |
| April 8, 2021, 8 a.m. | 16.0 ppb (16) | 0.0 ppb (0) | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.26 ppb (4) | 17.9 μg/m3 (17) | 6.0 μg/m3 (25) | 25.0 | |
| April 8, 2021, 7 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.21 ppb (3) | 16.4 μg/m3 (16) | 5.2 μg/m3 (22) | 26.0 | |
| April 8, 2021, 6 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.19 ppb (3) | 17.3 μg/m3 (17) | 5.1 μg/m3 (22) | 34.0 | |
| April 8, 2021, 5 a.m. | 13.0 ppb (13) | 0.0 ppb (0) | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.26 ppb (4) | 20.9 μg/m3 (20) | 5.3 μg/m3 (23) | 31.0 | |
| April 8, 2021, 4 a.m. | 7.0 ppb (7) | 0.0 ppb (0) | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.22 ppb (3) | 16.3 μg/m3 (16) | 4.9 μg/m3 (21) | 37.0 | |
| April 8, 2021, 3 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.18 ppb (3) | 18.9 μg/m3 (18) | 4.8 μg/m3 (20) | 40.0 | |
| April 8, 2021, 2 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.19 ppb (3) | 21.1 μg/m3 (20) | 4.8 μg/m3 (20) | 40.0 | |
| April 8, 2021, 1 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.21 ppb (3) | 23.9 μg/m3 (23) | 5.5 μg/m3 (23) | 41.0 | |
| April 8, 2021, midnight | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.19 ppb (3) | 24.8 μg/m3 (23) | 5.8 μg/m3 (25) | 44.0 | |
| April 7, 2021, 11 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.2 ppb (3) | 22.9 μg/m3 (22) | 5.6 μg/m3 (24) | 44.0 | |
| April 7, 2021, 10 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.2 ppb (3) | 26.8 μg/m3 (25) | 5.4 μg/m3 (23) | 45.0 | |
| April 7, 2021, 9 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.19 ppb (3) | 30.4 μg/m3 (29) | 5.2 μg/m3 (22) | 47.0 | |
| April 7, 2021, 8 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.19 ppb (3) | 26.6 μg/m3 (25) | 4.8 μg/m3 (20) | 45.0 | |
| April 7, 2021, 7 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.19 ppb (3) | 27.8 μg/m3 (26) | 4.7 μg/m3 (20) | 44.0 | |
| April 7, 2021, 6 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.2 ppb (3) | 33.1 μg/m3 (31) | 4.8 μg/m3 (20) | 40.0 | |
| April 7, 2021, 5 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.19 ppb (3) | 21.5 μg/m3 (20) | 3.9 μg/m3 (17) | 38.0 | |
| April 7, 2021, 4 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.19 ppb (3) | 17.9 μg/m3 (17) | 3.5 μg/m3 (15) | 37.0 | |
| April 7, 2021, 3 p.m. | 8.0 ppb (8) | 3.0 ppb (3) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (2) | 36.0 ppb (34) | 0.2 ppb (3) | 20.8 μg/m3 (20) | 3.6 μg/m3 (16) | 34.0 | |
| April 7, 2021, 2 p.m. | 10.0 ppb (10) | 3.0 ppb (3) | N/A | 7.0 ppb (7) | N/A | 1.0 ppb (2) | 34.0 ppb (32) | 0.23 ppb (3) | N/A | 3.6 μg/m3 (16) | 32.0 | |
| April 7, 2021, 1 p.m. | 12.0 ppb (12) | 2.0 ppb (2) | N/A | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.26 ppb (4) | 18.7 μg/m3 (18) | 3.8 μg/m3 (16) | 29.0 | |
| April 7, 2021, noon | 10.0 ppb (10) | 0.0 ppb (0) | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.23 ppb (3) | 17.8 μg/m3 (17) | 3.6 μg/m3 (16) | 29.0 | |
| April 7, 2021, 11 a.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.19 ppb (3) | 18.5 μg/m3 (18) | 3.4 μg/m3 (15) | 33.0 | |
| April 7, 2021, 10 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.18 ppb (3) | 11.8 μg/m3 (11) | 3.1 μg/m3 (13) | 35.0 | |
| April 7, 2021, 9 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.17 ppb (3) | 14.3 μg/m3 (14) | 3.4 μg/m3 (15) | 38.0 | |
| April 7, 2021, 8 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.18 ppb (3) | 15.6 μg/m3 (15) | 3.8 μg/m3 (16) | 38.0 | |
| April 7, 2021, 7 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.17 ppb (3) | 17.1 μg/m3 (16) | 4.1 μg/m3 (18) | 42.0 | |
| April 7, 2021, 6 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.18 ppb (3) | 20.0 μg/m3 (19) | 4.3 μg/m3 (18) | 43.0 | |
| April 7, 2021, 5 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.17 ppb (3) | 23.2 μg/m3 (22) | 4.6 μg/m3 (20) | 44.0 | |
| April 7, 2021, 4 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.17 ppb (3) | 24.4 μg/m3 (23) | 4.8 μg/m3 (20) | 44.0 | |
| April 7, 2021, 3 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.19 ppb (3) | 40.4 μg/m3 (38) | 6.1 μg/m3 (26) | 46.0 | |
| April 7, 2021, 2 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.19 ppb (3) | 58.0 μg/m3 (53) | 7.4 μg/m3 (31) | 53.0 | |
| April 7, 2021, 1 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.19 ppb (3) | 132.6 μg/m3 (90) | 11.7 μg/m3 (49) | 90.0 | |
| April 7, 2021, midnight | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.18 ppb (3) | 209.8 μg/m3 (129) | 17.8 μg/m3 (63) | 129.0 | |
| April 6, 2021, 11 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 44.0 ppb (41) | 0.18 ppb (3) | 146.0 μg/m3 (97) | 13.1 μg/m3 (54) | 97.0 | |
| April 6, 2021, 10 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.18 ppb (3) | 86.5 μg/m3 (67) | 8.2 μg/m3 (35) | 67.0 | |
| April 6, 2021, 9 p.m. | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 46.0 ppb (43) | 0.18 ppb (3) | 88.2 μg/m3 (68) | 8.4 μg/m3 (36) | 68.0 | |
| April 6, 2021, 8 p.m. | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 46.0 ppb (43) | 0.2 ppb (3) | 68.2 μg/m3 (58) | 7.9 μg/m3 (33) | 58.0 | |
| April 6, 2021, 7 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.17 ppb (3) | 54.6 μg/m3 (51) | 7.8 μg/m3 (33) | 51.0 | |
| April 6, 2021, 6 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 46.0 ppb (43) | 0.19 ppb (3) | 62.5 μg/m3 (55) | 8.2 μg/m3 (35) | 55.0 | |
| April 6, 2021, 5 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 43.0 ppb (40) | 0.18 ppb (3) | 51.7 μg/m3 (48) | 8.1 μg/m3 (34) | 48.0 | |
| April 6, 2021, 4 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 41.0 ppb (38) | 0.18 ppb (3) | 59.5 μg/m3 (54) | 7.6 μg/m3 (32) | 54.0 | |
| April 6, 2021, 3 p.m. | 8.0 ppb (8) | 2.0 ppb (2) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 39.0 ppb (37) | 0.21 ppb (3) | N/A | N/A | 37.0 | |
| April 6, 2021, 2 p.m. | 39.0 ppb (37) | 14.0 ppb (14) | N/A | 25.0 ppb (24) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | 0.45 ppb (6) | N/A | N/A | 37.0 | |
| April 6, 2021, 1 p.m. | 32.0 ppb (31) | 5.0 ppb (5) | N/A | 27.0 ppb (26) | N/A | 1.0 ppb (2) | 20.0 ppb (19) | 0.42 ppb (5) | 30.9 μg/m3 (29) | 6.4 μg/m3 (27) | 31.0 | |
| April 6, 2021, noon | 13.0 ppb (13) | 0.0 ppb (0) | N/A | 14.0 ppb (14) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | 0.26 ppb (4) | 20.9 μg/m3 (20) | 5.2 μg/m3 (22) | 28.0 | |
| April 6, 2021, 11 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.22 ppb (3) | 22.1 μg/m3 (21) | 5.2 μg/m3 (22) | 34.0 | |
| April 6, 2021, 10 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (2) | 44.0 ppb (41) | 0.19 ppb (3) | 22.5 μg/m3 (21) | 4.9 μg/m3 (21) | 41.0 | |
| April 6, 2021, 9 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 46.0 ppb (43) | 0.18 ppb (3) | 32.3 μg/m3 (30) | 5.9 μg/m3 (25) | 43.0 | |
| April 6, 2021, 8 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 49.0 ppb (46) | 0.18 ppb (3) | 30.1 μg/m3 (28) | 5.9 μg/m3 (25) | 46.0 | |
| April 6, 2021, 7 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 50.0 ppb (47) | 0.18 ppb (3) | 36.7 μg/m3 (34) | 5.9 μg/m3 (25) | 47.0 | |
| April 6, 2021, 6 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 47.0 ppb (44) | 0.19 ppb (3) | 30.4 μg/m3 (29) | 5.6 μg/m3 (24) | 44.0 | |
| April 6, 2021, 5 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 46.0 ppb (43) | 0.2 ppb (3) | 22.8 μg/m3 (22) | 5.9 μg/m3 (25) | 43.0 | |
| April 6, 2021, 4 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 46.0 ppb (43) | 0.19 ppb (3) | 16.6 μg/m3 (16) | 5.6 μg/m3 (24) | 43.0 | |
| April 6, 2021, 3 a.m. | 9.0 ppb (9) | 1.0 ppb (1) | N/A | 8.0 ppb (8) | N/A | 1.0 ppb (2) | 42.0 ppb (39) | 0.26 ppb (4) | 16.9 μg/m3 (16) | 5.2 μg/m3 (22) | 39.0 | |
| April 6, 2021, 2 a.m. | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 45.0 ppb (42) | 0.24 ppb (3) | 19.0 μg/m3 (18) | 4.9 μg/m3 (21) | 42.0 | |
| April 6, 2021, 1 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (2) | 50.0 ppb (47) | 0.25 ppb (3) | 19.0 μg/m3 (18) | 5.0 μg/m3 (21) | 47.0 | |
| April 6, 2021, midnight | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 50.0 ppb (47) | 0.22 ppb (3) | 20.6 μg/m3 (20) | 4.6 μg/m3 (20) | 47.0 | |
| April 5, 2021, 11 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 48.0 ppb (45) | 0.21 ppb (3) | 16.1 μg/m3 (15) | 4.1 μg/m3 (18) | 45.0 | |
| April 5, 2021, 10 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (2) | 47.0 ppb (44) | 0.2 ppb (3) | 22.3 μg/m3 (21) | 4.2 μg/m3 (18) | 44.0 | |
| April 5, 2021, 9 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 49.0 ppb (46) | 0.19 ppb (3) | 21.6 μg/m3 (20) | 4.8 μg/m3 (20) | 46.0 | |
| April 5, 2021, 8 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.2 ppb (3) | 20.3 μg/m3 (19) | 4.7 μg/m3 (20) | 45.0 | |
| April 5, 2021, 7 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.19 ppb (3) | 24.4 μg/m3 (23) | 5.1 μg/m3 (22) | 47.0 | |
| April 5, 2021, 6 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (2) | N/A | 0.19 ppb (3) | 22.2 μg/m3 (21) | 5.6 μg/m3 (24) | 24.0 | |
| April 5, 2021, 5 p.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | N/A | 0.19 ppb (3) | 23.6 μg/m3 (22) | 5.9 μg/m3 (25) | 25.0 | |
| April 5, 2021, 4 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | N/A | 0.19 ppb (3) | 26.1 μg/m3 (25) | 6.4 μg/m3 (27) | 27.0 | |
| April 5, 2021, 3 p.m. | 35.0 ppb (34) | 17.0 ppb (17) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (2) | N/A | 0.41 ppb (5) | 55.6 μg/m3 (52) | 9.9 μg/m3 (42) | 52.0 | |
| April 5, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (2) | N/A | 0.42 ppb (5) | 72.6 μg/m3 (60) | 11.3 μg/m3 (48) | 60.0 | |
| April 5, 2021, 1 p.m. | 46.0 ppb (44) | 19.0 ppb (18) | N/A | 27.0 ppb (26) | N/A | 1.0 ppb (2) | 6.0 ppb (6) | 0.47 ppb (6) | 51.1 μg/m3 (48) | 9.8 μg/m3 (41) | 48.0 | |
| April 5, 2021, noon | 32.0 ppb (31) | 8.0 ppb (8) | N/A | 24.0 ppb (23) | N/A | 1.0 ppb (2) | 8.0 ppb (8) | 0.38 ppb (5) | 41.7 μg/m3 (39) | 8.8 μg/m3 (37) | 39.0 | |
| April 5, 2021, 11 a.m. | 17.0 ppb (17) | 0.0 ppb (0) | N/A | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 12.0 ppb (12) | 0.33 ppb (4) | 33.5 μg/m3 (32) | 8.0 μg/m3 (34) | 34.0 | |
| April 5, 2021, 10 a.m. | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.2 ppb (3) | 24.0 μg/m3 (23) | 6.8 μg/m3 (29) | 29.0 | |
| April 5, 2021, 9 a.m. | 9.0 ppb (9) | 0.0 ppb (0) | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.23 ppb (3) | 26.9 μg/m3 (25) | 7.3 μg/m3 (31) | 31.0 | |
| April 5, 2021, 8 a.m. | 16.0 ppb (16) | 0.0 ppb (0) | N/A | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.29 ppb (4) | 47.0 μg/m3 (44) | 9.2 μg/m3 (39) | 44.0 | |
| April 5, 2021, 7 a.m. | 13.0 ppb (13) | 0.0 ppb (0) | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.27 ppb (4) | 29.4 μg/m3 (28) | 7.6 μg/m3 (32) | 32.0 | |
| April 5, 2021, 6 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.23 ppb (3) | 27.3 μg/m3 (26) | 6.9 μg/m3 (29) | 29.0 | |
| April 5, 2021, 5 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.23 ppb (3) | 32.2 μg/m3 (30) | 7.0 μg/m3 (30) | 30.0 | |
| April 5, 2021, 4 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.24 ppb (3) | 27.8 μg/m3 (26) | 6.6 μg/m3 (28) | 35.0 | |
| April 5, 2021, 3 a.m. | 13.0 ppb (13) | 0.0 ppb (0) | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.33 ppb (4) | 27.3 μg/m3 (26) | 6.7 μg/m3 (28) | 30.0 | |
| April 5, 2021, 2 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.2 ppb (3) | 33.9 μg/m3 (32) | 6.5 μg/m3 (28) | 40.0 | |
| April 5, 2021, 1 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.21 ppb (3) | 22.4 μg/m3 (21) | 5.7 μg/m3 (24) | 40.0 | |
| April 5, 2021, midnight | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.17 ppb (3) | 21.0 μg/m3 (20) | 5.7 μg/m3 (24) | 43.0 | |
| April 4, 2021, 11 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.17 ppb (3) | 22.8 μg/m3 (22) | 5.7 μg/m3 (24) | 45.0 | |
| April 4, 2021, 10 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.16 ppb (3) | 20.2 μg/m3 (19) | 5.7 μg/m3 (24) | 46.0 | |
| April 4, 2021, 9 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.13 ppb (2) | 23.4 μg/m3 (22) | 6.0 μg/m3 (25) | 48.0 | |
| April 4, 2021, 8 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | N/A | 25.4 μg/m3 (24) | 6.5 μg/m3 (28) | 46.0 | |
| April 4, 2021, 7 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | N/A | 31.4 μg/m3 (30) | 6.7 μg/m3 (28) | 45.0 | |
| April 4, 2021, 6 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | N/A | 47.0 ppb (44) | 0.19 ppb (3) | 28.0 μg/m3 (26) | 6.6 μg/m3 (28) | 44.0 | |
| April 4, 2021, 5 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 42.0 ppb (39) | 0.21 ppb (3) | 22.3 μg/m3 (21) | 6.7 μg/m3 (28) | 39.0 | |
| April 4, 2021, 4 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 35.0 ppb (33) | 0.22 ppb (3) | 21.7 μg/m3 (21) | 6.8 μg/m3 (29) | 33.0 | |
| April 4, 2021, 3 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.21 ppb (3) | 20.5 μg/m3 (19) | 6.9 μg/m3 (29) | 29.0 | |
| April 4, 2021, 2 p.m. | 12.0 ppb (12) | 3.0 ppb (3) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.24 ppb (3) | 20.8 μg/m3 (20) | 7.0 μg/m3 (30) | 30.0 | |
| April 4, 2021, 1 p.m. | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | N/A | 0.18 ppb (3) | 20.1 μg/m3 (19) | 6.7 μg/m3 (28) | 28.0 | |
| April 4, 2021, noon | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | N/A | 0.17 ppb (3) | 17.9 μg/m3 (17) | 6.2 μg/m3 (26) | 26.0 | |
| April 4, 2021, 11 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.16 ppb (3) | 18.8 μg/m3 (18) | 6.1 μg/m3 (26) | 27.0 | |
| April 4, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.16 ppb (3) | 18.0 μg/m3 (17) | 6.2 μg/m3 (26) | 26.0 | |
| April 4, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.17 ppb (3) | 18.2 μg/m3 (17) | 6.1 μg/m3 (26) | 26.0 | |
| April 4, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.16 ppb (3) | 17.8 μg/m3 (17) | 6.1 μg/m3 (26) | 30.0 | |
| April 4, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.19 ppb (3) | 22.4 μg/m3 (21) | 6.6 μg/m3 (28) | 29.0 | |
| April 4, 2021, 6 a.m. | 15.0 ppb (15) | 0.0 ppb (0) | N/A | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.3 ppb (4) | 28.0 μg/m3 (26) | 8.3 μg/m3 (35) | 35.0 | |
| April 4, 2021, 5 a.m. | 12.0 ppb (12) | 0.0 ppb (0) | N/A | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.25 ppb (3) | 19.9 μg/m3 (19) | 6.4 μg/m3 (27) | 27.0 | |
| April 4, 2021, 4 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.17 ppb (3) | 19.3 μg/m3 (18) | 5.9 μg/m3 (25) | 37.0 | |
| April 4, 2021, 3 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.18 ppb (3) | 20.3 μg/m3 (19) | 5.9 μg/m3 (25) | 36.0 | |
| April 4, 2021, 2 a.m. | 7.0 ppb (7) | 0.0 ppb (0) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.2 ppb (3) | 22.2 μg/m3 (21) | 6.8 μg/m3 (29) | 34.0 |