Raleigh (Neast Raleigh) NC, US: 35.856111, -78.574167
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
March 6, 2021, 6 a.m. | N/A | N/A | 2.7 ppb (3) | N/A | N/A | N/A | 38.0 ppb (36) | 0.16 ppb (3) | 10.0 μg/m3 (10) | 4.0 μg/m3 (17) | 36.0 | |
March 6, 2021, 5 a.m. | 2.6 ppb (3) | 0.1 ppb (1) | 3.2 ppb (4) | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | N/A | 6.0 μg/m3 (6) | 2.0 μg/m3 (9) | 36.0 | |
March 6, 2021, 4 a.m. | 2.4 ppb (3) | 0.2 ppb (1) | 3.1 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.17 ppb (3) | 9.0 μg/m3 (9) | 7.0 μg/m3 (30) | 37.0 | |
March 6, 2021, 3 a.m. | 2.9 ppb (3) | 0.0 ppb (0) | 3.4 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.17 ppb (3) | 12.0 μg/m3 (12) | 13.0 μg/m3 (53) | 53.0 | |
March 6, 2021, 2 a.m. | 9.2 ppb (9) | 0.2 ppb (1) | 8.4 ppb (8) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.32 ppb (4) | 14.0 μg/m3 (13) | 7.0 μg/m3 (30) | 30.0 | |
March 6, 2021, 1 a.m. | 24.8 ppb (24) | 1.6 ppb (2) | 23.4 ppb (23) | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.45 ppb (6) | 12.0 μg/m3 (12) | 7.0 μg/m3 (30) | 30.0 | |
March 6, 2021, midnight | 13.4 ppb (13) | 0.3 ppb (1) | 17.5 ppb (17) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.29 ppb (4) | 9.0 μg/m3 (9) | 3.0 μg/m3 (13) | 25.0 | |
March 5, 2021, 11 p.m. | 5.1 ppb (5) | 0.2 ppb (1) | 7.0 ppb (7) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.2 ppb (3) | 6.0 μg/m3 (6) | 3.0 μg/m3 (13) | 37.0 | |
March 5, 2021, 10 p.m. | 2.1 ppb (2) | 0.1 ppb (1) | 2.7 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.16 ppb (3) | 5.0 μg/m3 (5) | 2.0 μg/m3 (9) | 41.0 | |
March 5, 2021, 9 p.m. | 1.1 ppb (2) | 0.2 ppb (1) | 1.7 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.15 ppb (2) | 5.0 μg/m3 (5) | 2.0 μg/m3 (9) | 43.0 | |
March 5, 2021, 8 p.m. | 1.4 ppb (2) | 0.4 ppb (1) | 1.9 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.15 ppb (2) | 5.0 μg/m3 (5) | 2.0 μg/m3 (9) | 42.0 | |
March 5, 2021, 7 p.m. | 1.2 ppb (2) | 0.4 ppb (1) | 1.8 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.15 ppb (2) | 7.0 μg/m3 (7) | 4.0 μg/m3 (17) | 42.0 | |
March 5, 2021, 6 p.m. | 1.1 ppb (2) | 0.3 ppb (1) | 1.7 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.15 ppb (2) | 7.0 μg/m3 (7) | 4.0 μg/m3 (17) | 41.0 | |
March 5, 2021, 5 p.m. | 1.1 ppb (2) | 0.4 ppb (1) | 1.7 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.15 ppb (2) | 7.0 μg/m3 (7) | 6.0 μg/m3 (25) | 40.0 | |
March 5, 2021, 4 p.m. | 1.9 ppb (2) | 0.7 ppb (1) | 2.6 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.16 ppb (3) | 8.0 μg/m3 (8) | 8.0 μg/m3 (34) | 35.0 | |
March 5, 2021, 3 p.m. | 2.2 ppb (3) | 1.0 ppb (1) | 2.9 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.17 ppb (3) | 9.0 μg/m3 (9) | 7.0 μg/m3 (30) | 32.0 | |
March 5, 2021, 2 p.m. | 2.2 ppb (3) | 0.8 ppb (1) | 2.9 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.17 ppb (3) | 11.0 μg/m3 (11) | 9.0 μg/m3 (38) | 38.0 | |
March 5, 2021, 1 p.m. | 4.7 ppb (5) | 1.4 ppb (2) | 5.0 ppb (5) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | N/A | 0.19 ppb (3) | 14.0 μg/m3 (13) | 7.0 μg/m3 (30) | 30.0 | |
March 5, 2021, noon | 8.8 ppb (9) | 1.8 ppb (2) | 9.5 ppb (9) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | 14.0 μg/m3 (13) | 8.0 μg/m3 (34) | 34.0 | |
March 5, 2021, 11 a.m. | 6.9 ppb (7) | 0.8 ppb (1) | 7.0 ppb (7) | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | 0.18 ppb (3) | 13.0 μg/m3 (13) | 8.0 μg/m3 (34) | 34.0 | |
March 5, 2021, 10 a.m. | 5.5 ppb (6) | 0.5 ppb (1) | 6.6 ppb (7) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.18 ppb (3) | 10.0 μg/m3 (10) | 6.0 μg/m3 (25) | 28.0 | |
March 5, 2021, 9 a.m. | 3.2 ppb (4) | 0.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.17 ppb (3) | 11.0 μg/m3 (11) | 7.0 μg/m3 (30) | 31.0 | |
March 5, 2021, 8 a.m. | 4.3 ppb (5) | 1.0 ppb (1) | 4.4 ppb (5) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | N/A | 0.17 ppb (3) | 13.0 μg/m3 (13) | 4.0 μg/m3 (17) | 17.0 | |
March 5, 2021, 7 a.m. | 2.7 ppb (3) | 0.4 ppb (1) | 3.3 ppb (4) | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 39.0 ppb (37) | 0.16 ppb (3) | 10.0 μg/m3 (10) | 5.0 μg/m3 (21) | 37.0 | |
March 5, 2021, 6 a.m. | N/A | N/A | 2.4 ppb (3) | N/A | N/A | N/A | 42.0 ppb (39) | 0.15 ppb (2) | 11.0 μg/m3 (11) | 6.0 μg/m3 (25) | 39.0 | |
March 5, 2021, 5 a.m. | 1.6 ppb (2) | 0.1 ppb (1) | 2.4 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | N/A | 9.0 μg/m3 (9) | 5.0 μg/m3 (21) | 39.0 | |
March 5, 2021, 4 a.m. | 1.5 ppb (2) | 0.1 ppb (1) | 2.2 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.15 ppb (2) | 11.0 μg/m3 (11) | 3.0 μg/m3 (13) | 40.0 | |
March 5, 2021, 3 a.m. | 2.2 ppb (3) | 0.0 ppb (0) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.16 ppb (3) | 9.0 μg/m3 (9) | 4.0 μg/m3 (17) | 41.0 | |
March 5, 2021, 2 a.m. | 3.5 ppb (4) | 0.1 ppb (1) | 4.2 ppb (4) | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 43.0 ppb (40) | 0.18 ppb (3) | 9.0 μg/m3 (9) | 2.0 μg/m3 (9) | 40.0 | |
March 5, 2021, 1 a.m. | 4.3 ppb (5) | 0.1 ppb (1) | 5.2 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.19 ppb (3) | 9.0 μg/m3 (9) | 0.0 μg/m3 (0) | 40.0 | |
March 5, 2021, midnight | 5.7 ppb (6) | 0.1 ppb (1) | 6.5 ppb (7) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.21 ppb (3) | 8.0 μg/m3 (8) | 5.0 μg/m3 (21) | 39.0 | |
March 4, 2021, 11 p.m. | 2.8 ppb (3) | 0.1 ppb (1) | 3.8 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.17 ppb (3) | 8.0 μg/m3 (8) | 6.0 μg/m3 (25) | 43.0 | |
March 4, 2021, 10 p.m. | 1.9 ppb (2) | 0.3 ppb (1) | 2.5 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.15 ppb (2) | 7.0 μg/m3 (7) | 3.0 μg/m3 (13) | 45.0 | |
March 4, 2021, 9 p.m. | N/A | N/A | 1.9 ppb (2) | N/A | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.14 ppb (2) | 10.0 μg/m3 (10) | 7.0 μg/m3 (30) | 47.0 | |
March 4, 2021, 8 p.m. | N/A | N/A | 1.8 ppb (2) | N/A | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.14 ppb (2) | 8.0 μg/m3 (8) | 2.0 μg/m3 (9) | 48.0 | |
March 4, 2021, 7 p.m. | N/A | N/A | 1.9 ppb (2) | N/A | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.15 ppb (2) | 9.0 μg/m3 (9) | 0.0 μg/m3 (0) | 48.0 | |
March 4, 2021, 6 p.m. | N/A | N/A | 2.0 ppb (2) | N/A | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.16 ppb (3) | 6.0 μg/m3 (6) | 1.0 μg/m3 (5) | 47.0 | |
March 4, 2021, 5 p.m. | N/A | N/A | 2.4 ppb (3) | N/A | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.16 ppb (3) | 19.0 μg/m3 (18) | 4.0 μg/m3 (17) | 46.0 | |
March 4, 2021, 4 p.m. | N/A | N/A | 2.2 ppb (3) | N/A | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.22 ppb (3) | 14.0 μg/m3 (13) | 5.0 μg/m3 (21) | 45.0 | |
March 4, 2021, 3 p.m. | N/A | N/A | 4.0 ppb (4) | N/A | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.18 ppb (3) | 9.0 μg/m3 (9) | 5.0 μg/m3 (21) | 43.0 | |
March 4, 2021, 2 p.m. | N/A | N/A | 5.2 ppb (5) | N/A | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.21 ppb (3) | 7.0 μg/m3 (7) | 5.0 μg/m3 (21) | 39.0 | |
March 4, 2021, 1 p.m. | N/A | N/A | 10.2 ppb (10) | N/A | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.28 ppb (4) | 10.0 μg/m3 (10) | 8.0 μg/m3 (34) | 34.0 | |
March 4, 2021, noon | 14.9 ppb (15) | 3.3 ppb (4) | 16.5 ppb (16) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.34 ppb (4) | 12.0 μg/m3 (12) | 6.0 μg/m3 (25) | 25.0 | |
March 4, 2021, 11 a.m. | 15.2 ppb (15) | 2.4 ppb (3) | 14.8 ppb (14) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.35 ppb (4) | 12.0 μg/m3 (12) | 5.0 μg/m3 (21) | 22.0 | |
March 4, 2021, 10 a.m. | 11.1 ppb (11) | 1.0 ppb (1) | 10.2 ppb (10) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.26 ppb (4) | 7.0 μg/m3 (7) | 10.0 μg/m3 (42) | 42.0 | |
March 4, 2021, 9 a.m. | 4.1 ppb (4) | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.19 ppb (3) | 6.0 μg/m3 (6) | 7.0 μg/m3 (30) | 32.0 | |
March 4, 2021, 8 a.m. | 2.8 ppb (3) | 0.4 ppb (1) | 3.1 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | N/A | 0.17 ppb (3) | 7.0 μg/m3 (7) | 7.0 μg/m3 (30) | 30.0 | |
March 4, 2021, 7 a.m. | 7.1 ppb (7) | 0.8 ppb (1) | 6.0 ppb (6) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.23 ppb (3) | 21.0 μg/m3 (20) | 16.0 μg/m3 (60) | 60.0 | |
March 4, 2021, 6 a.m. | N/A | N/A | 22.3 ppb (22) | N/A | N/A | N/A | 6.0 ppb (6) | 0.63 ppb (7) | 22.0 μg/m3 (21) | 19.0 μg/m3 (66) | 66.0 | |
March 4, 2021, 5 a.m. | 30.4 ppb (29) | 4.6 ppb (5) | 27.2 ppb (26) | 26.0 ppb (25) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | N/A | 22.0 μg/m3 (21) | 14.0 μg/m3 (55) | 55.0 | |
March 4, 2021, 4 a.m. | 41.1 ppb (39) | 9.6 ppb (10) | 31.8 ppb (30) | 32.0 ppb (31) | N/A | 0.0 ppb (0) | 5.0 ppb (5) | 0.65 ppb (8) | 24.0 μg/m3 (23) | 14.0 μg/m3 (55) | 55.0 | |
March 4, 2021, 3 a.m. | 45.6 ppb (44) | 11.1 ppb (11) | 41.4 ppb (40) | 35.0 ppb (34) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.81 ppb (10) | 22.0 μg/m3 (21) | 20.0 μg/m3 (68) | 68.0 | |
March 4, 2021, 2 a.m. | 48.7 ppb (46) | 15.3 ppb (15) | 36.7 ppb (35) | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.77 ppb (10) | 31.0 μg/m3 (29) | 12.0 μg/m3 (50) | 50.0 | |
March 4, 2021, 1 a.m. | 65.8 ppb (64) | 28.7 ppb (28) | 57.5 ppb (55) | 37.0 ppb (35) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 1.09 ppb (13) | 18.0 μg/m3 (17) | 14.0 μg/m3 (55) | 64.0 | |
March 4, 2021, midnight | 42.7 ppb (41) | 10.2 ppb (10) | 47.9 ppb (46) | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 7.0 ppb (7) | 0.67 ppb (8) | 19.0 μg/m3 (18) | 6.0 μg/m3 (25) | 46.0 | |
March 3, 2021, 11 p.m. | 26.7 ppb (26) | 5.0 ppb (5) | 31.1 ppb (30) | 22.0 ppb (21) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.58 ppb (7) | 14.0 μg/m3 (13) | 7.0 μg/m3 (30) | 30.0 | |
March 3, 2021, 10 p.m. | 7.5 ppb (8) | 1.3 ppb (2) | 9.1 ppb (9) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.23 ppb (3) | 8.0 μg/m3 (8) | 6.0 μg/m3 (25) | 40.0 | |
March 3, 2021, 9 p.m. | 3.4 ppb (4) | 1.1 ppb (2) | 4.5 ppb (5) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.19 ppb (3) | 9.0 μg/m3 (9) | 2.0 μg/m3 (9) | 45.0 | |
March 3, 2021, 8 p.m. | 2.1 ppb (2) | 0.8 ppb (1) | 2.9 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.18 ppb (3) | 5.0 μg/m3 (5) | 5.0 μg/m3 (21) | 47.0 | |
March 3, 2021, 7 p.m. | 2.8 ppb (3) | 1.1 ppb (2) | 3.6 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.19 ppb (3) | 7.0 μg/m3 (7) | 6.0 μg/m3 (25) | 46.0 | |
March 3, 2021, 6 p.m. | 3.1 ppb (3) | 1.3 ppb (2) | 3.8 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.17 ppb (3) | 5.0 μg/m3 (5) | 9.0 μg/m3 (38) | 43.0 | |
March 3, 2021, 5 p.m. | 2.9 ppb (3) | 1.1 ppb (2) | 3.5 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.17 ppb (3) | 7.0 μg/m3 (7) | 7.0 μg/m3 (30) | 41.0 | |
March 3, 2021, 4 p.m. | 3.4 ppb (4) | 1.4 ppb (2) | 4.2 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.17 ppb (3) | 13.0 μg/m3 (13) | 4.0 μg/m3 (17) | 38.0 | |
March 3, 2021, 3 p.m. | 6.3 ppb (6) | 2.5 ppb (3) | 7.4 ppb (7) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.19 ppb (3) | 9.0 μg/m3 (9) | 2.0 μg/m3 (9) | 34.0 | |
March 3, 2021, 2 p.m. | N/A | N/A | 13.6 ppb (13) | N/A | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.27 ppb (4) | 20.0 μg/m3 (19) | 7.0 μg/m3 (30) | 30.0 | |
March 3, 2021, 1 p.m. | 19.6 ppb (19) | 7.5 ppb (8) | 22.1 ppb (21) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 13.0 ppb (13) | 0.33 ppb (4) | 12.0 μg/m3 (12) | 13.0 μg/m3 (53) | 53.0 | |
March 3, 2021, noon | 14.9 ppb (15) | 3.4 ppb (4) | 17.3 ppb (17) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.32 ppb (4) | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
March 3, 2021, 11 a.m. | 12.7 ppb (12) | 1.3 ppb (2) | 14.6 ppb (14) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.28 ppb (4) | 12.0 μg/m3 (12) | 8.0 μg/m3 (34) | 34.0 | |
March 3, 2021, 10 a.m. | 12.7 ppb (12) | 1.5 ppb (2) | 13.6 ppb (13) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.26 ppb (4) | 12.0 μg/m3 (12) | 10.0 μg/m3 (42) | 42.0 | |
March 3, 2021, 9 a.m. | 9.9 ppb (10) | 1.8 ppb (2) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.26 ppb (4) | 9.0 μg/m3 (9) | 7.0 μg/m3 (30) | 30.0 | |
March 3, 2021, 8 a.m. | 9.4 ppb (9) | 1.2 ppb (2) | 10.3 ppb (10) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | 0.28 ppb (4) | 12.0 μg/m3 (12) | 6.0 μg/m3 (25) | 25.0 | |
March 3, 2021, 7 a.m. | 8.7 ppb (9) | 1.6 ppb (2) | 9.7 ppb (10) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.24 ppb (3) | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 38.0 | |
March 3, 2021, 6 a.m. | N/A | N/A | 9.2 ppb (9) | N/A | N/A | N/A | 16.0 ppb (15) | 0.24 ppb (3) | 10.0 μg/m3 (10) | 8.0 μg/m3 (34) | 34.0 | |
March 3, 2021, 5 a.m. | 10.7 ppb (11) | 1.8 ppb (2) | 13.3 ppb (13) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | N/A | 11.0 μg/m3 (11) | 10.0 μg/m3 (42) | 42.0 | |
March 3, 2021, 4 a.m. | 10.7 ppb (11) | 0.8 ppb (1) | 15.1 ppb (15) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.29 ppb (4) | 12.0 μg/m3 (12) | 13.0 μg/m3 (53) | 53.0 | |
March 3, 2021, 3 a.m. | 12.6 ppb (12) | 1.1 ppb (2) | 11.5 ppb (11) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.33 ppb (4) | 14.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
March 3, 2021, 2 a.m. | 14.9 ppb (15) | 1.7 ppb (2) | 14.2 ppb (14) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.32 ppb (4) | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
March 3, 2021, 1 a.m. | 18.6 ppb (18) | 5.2 ppb (5) | 15.2 ppb (15) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.42 ppb (5) | 14.0 μg/m3 (13) | 8.0 μg/m3 (34) | 34.0 | |
March 3, 2021, midnight | 14.3 ppb (14) | 2.0 ppb (2) | 14.6 ppb (14) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.34 ppb (4) | 10.0 μg/m3 (10) | 1.0 μg/m3 (5) | 22.0 | |
March 2, 2021, 11 p.m. | 11.9 ppb (12) | 2.3 ppb (3) | 12.6 ppb (12) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.28 ppb (4) | 6.0 μg/m3 (6) | 3.0 μg/m3 (13) | 26.0 | |
March 2, 2021, 10 p.m. | 5.5 ppb (6) | 1.8 ppb (2) | 5.8 ppb (6) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.2 ppb (3) | 6.0 μg/m3 (6) | 5.0 μg/m3 (21) | 35.0 | |
March 2, 2021, 9 p.m. | 3.3 ppb (4) | 1.5 ppb (2) | 3.2 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.17 ppb (3) | 3.0 μg/m3 (3) | 4.0 μg/m3 (17) | 38.0 | |
March 2, 2021, 8 p.m. | 2.5 ppb (3) | 1.0 ppb (1) | 3.3 ppb (4) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.16 ppb (3) | 3.0 μg/m3 (3) | 1.0 μg/m3 (5) | 39.0 | |
March 2, 2021, 7 p.m. | 2.0 ppb (2) | 0.8 ppb (1) | 2.2 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.29 ppb (4) | 2.0 μg/m3 (2) | 0.0 μg/m3 (0) | 40.0 | |
March 2, 2021, 6 p.m. | 2.3 ppb (3) | 1.2 ppb (2) | 2.2 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.15 ppb (2) | 4.0 μg/m3 (4) | 3.0 μg/m3 (13) | 39.0 | |
March 2, 2021, 5 p.m. | 1.5 ppb (2) | 0.7 ppb (1) | 1.8 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.14 ppb (2) | 6.0 μg/m3 (6) | 3.0 μg/m3 (13) | 38.0 | |
March 2, 2021, 4 p.m. | 2.2 ppb (3) | 1.2 ppb (2) | 2.5 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.14 ppb (2) | 7.0 μg/m3 (7) | 6.0 μg/m3 (25) | 37.0 | |
March 2, 2021, 3 p.m. | 2.4 ppb (3) | 1.1 ppb (2) | 2.7 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.14 ppb (2) | 7.0 μg/m3 (7) | 8.0 μg/m3 (34) | 36.0 | |
March 2, 2021, 2 p.m. | 2.9 ppb (3) | 1.0 ppb (1) | 3.2 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.15 ppb (2) | 9.0 μg/m3 (9) | 10.0 μg/m3 (42) | 42.0 | |
March 2, 2021, 1 p.m. | N/A | N/A | 5.3 ppb (5) | N/A | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.17 ppb (3) | 9.0 μg/m3 (9) | 5.0 μg/m3 (21) | 31.0 | |
March 2, 2021, noon | 13.9 ppb (14) | 2.0 ppb (2) | 12.3 ppb (12) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.29 ppb (4) | 12.0 μg/m3 (12) | 7.0 μg/m3 (30) | 30.0 | |
March 2, 2021, 11 a.m. | 10.6 ppb (10) | 2.0 ppb (2) | 9.2 ppb (9) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | 6.0 μg/m3 (6) | 7.0 μg/m3 (30) | 30.0 | |
March 2, 2021, 10 a.m. | 3.1 ppb (3) | 0.6 ppb (1) | 2.8 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.14 ppb (2) | 7.0 μg/m3 (7) | 9.0 μg/m3 (38) | 38.0 | |
March 2, 2021, 9 a.m. | 2.8 ppb (3) | 0.5 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.14 ppb (2) | 6.0 μg/m3 (6) | 4.0 μg/m3 (17) | 33.0 | |
March 2, 2021, 8 a.m. | 2.2 ppb (3) | 0.3 ppb (1) | 2.1 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | N/A | 0.14 ppb (2) | 6.0 μg/m3 (6) | 3.0 μg/m3 (13) | 13.0 | |
March 2, 2021, 7 a.m. | 1.9 ppb (2) | 0.7 ppb (1) | 1.6 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.14 ppb (2) | 9.0 μg/m3 (9) | 4.0 μg/m3 (17) | 34.0 | |
March 2, 2021, 6 a.m. | N/A | N/A | 2.3 ppb (3) | N/A | N/A | N/A | 34.0 ppb (32) | 0.15 ppb (2) | 9.0 μg/m3 (9) | 5.0 μg/m3 (21) | 32.0 | |
March 2, 2021, 5 a.m. | 2.3 ppb (3) | 0.4 ppb (1) | 2.1 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | N/A | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 32.0 | |
March 2, 2021, 4 a.m. | 1.5 ppb (2) | 0.4 ppb (1) | 1.4 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.14 ppb (2) | 5.0 μg/m3 (5) | 6.0 μg/m3 (25) | 35.0 | |
March 2, 2021, 3 a.m. | 1.2 ppb (2) | 0.3 ppb (1) | 1.2 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.14 ppb (2) | 4.0 μg/m3 (4) | 8.0 μg/m3 (34) | 37.0 | |
March 2, 2021, 2 a.m. | 1.3 ppb (2) | 0.3 ppb (1) | 1.3 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.14 ppb (2) | 6.0 μg/m3 (6) | 0.0 μg/m3 (0) | 37.0 | |
March 2, 2021, 1 a.m. | 1.5 ppb (2) | 0.2 ppb (1) | 1.5 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.14 ppb (2) | 9.0 μg/m3 (9) | 0.0 μg/m3 (0) | 36.0 | |
March 2, 2021, midnight | 2.0 ppb (2) | 0.3 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.15 ppb (2) | 5.0 μg/m3 (5) | 3.0 μg/m3 (13) | 35.0 | |
March 1, 2021, 11 p.m. | 2.3 ppb (3) | 0.3 ppb (1) | 2.4 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.16 ppb (3) | 6.0 μg/m3 (6) | 1.0 μg/m3 (5) | 34.0 | |
March 1, 2021, 10 p.m. | 1.9 ppb (2) | 0.1 ppb (1) | 2.2 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.16 ppb (3) | 6.0 μg/m3 (6) | 1.0 μg/m3 (5) | 35.0 | |
March 1, 2021, 9 p.m. | 2.7 ppb (3) | 0.2 ppb (1) | 2.6 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.16 ppb (3) | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 30.0 | |
March 1, 2021, 8 p.m. | 5.1 ppb (5) | 1.0 ppb (1) | 4.7 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.18 ppb (3) | 6.0 μg/m3 (6) | 0.0 μg/m3 (0) | 25.0 | |
March 1, 2021, 7 p.m. | 5.6 ppb (6) | 1.1 ppb (2) | 5.2 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.18 ppb (3) | N/A | N/A | 27.0 | |
March 1, 2021, 6 p.m. | 5.9 ppb (6) | 1.5 ppb (2) | 5.1 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.18 ppb (3) | N/A | N/A | 27.0 | |
March 1, 2021, 5 p.m. | 7.4 ppb (7) | 1.9 ppb (2) | 7.0 ppb (7) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | N/A | N/A | 25.0 | |
March 1, 2021, 4 p.m. | 10.3 ppb (10) | 3.0 ppb (3) | 9.6 ppb (10) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.22 ppb (3) | 2.0 μg/m3 (2) | N/A | 23.0 | |
March 1, 2021, 3 p.m. | 6.7 ppb (7) | 1.2 ppb (2) | 6.4 ppb (7) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | 2.0 μg/m3 (2) | N/A | 25.0 | |
March 1, 2021, 2 p.m. | 3.1 ppb (3) | 0.3 ppb (1) | 3.2 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.14 ppb (2) | 16.0 μg/m3 (15) | N/A | 27.0 | |
March 1, 2021, 1 p.m. | 2.9 ppb (3) | 0.5 ppb (1) | 2.6 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.15 ppb (2) | 12.0 μg/m3 (12) | 3.0 μg/m3 (13) | 25.0 | |
March 1, 2021, noon | 4.2 ppb (4) | 1.3 ppb (2) | 4.1 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.17 ppb (3) | 10.0 μg/m3 (10) | 2.0 μg/m3 (9) | 18.0 | |
March 1, 2021, 11 a.m. | 3.1 ppb (3) | 0.6 ppb (1) | 2.9 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.15 ppb (2) | 13.0 μg/m3 (13) | N/A | 19.0 | |
March 1, 2021, 10 a.m. | 2.2 ppb (3) | 0.4 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.13 ppb (2) | 10.0 μg/m3 (10) | -2.0 μg/m3 (0) | 20.0 | |
March 1, 2021, 9 a.m. | 1.7 ppb (2) | 0.3 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.13 ppb (2) | 13.0 μg/m3 (13) | 0.0 μg/m3 (0) | 22.0 | |
March 1, 2021, 8 a.m. | 1.4 ppb (2) | 0.2 ppb (1) | 1.5 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | N/A | 0.13 ppb (2) | 11.0 μg/m3 (11) | 2.0 μg/m3 (9) | 11.0 | |
March 1, 2021, 7 a.m. | 2.4 ppb (3) | 1.2 ppb (2) | 1.6 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.13 ppb (2) | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
March 1, 2021, 6 a.m. | N/A | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 22.0 ppb (21) | 0.13 ppb (2) | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 38.0 | |
March 1, 2021, 5 a.m. | 2.0 ppb (2) | 0.3 ppb (1) | 2.1 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | N/A | 17.0 μg/m3 (16) | 4.0 μg/m3 (17) | 21.0 | |
March 1, 2021, 4 a.m. | 2.7 ppb (3) | 0.4 ppb (1) | 2.7 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.19 ppb (3) | 17.0 μg/m3 (16) | 6.0 μg/m3 (25) | 25.0 | |
March 1, 2021, 3 a.m. | 4.8 ppb (5) | 0.7 ppb (1) | 4.5 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.23 ppb (3) | 12.0 μg/m3 (12) | 8.0 μg/m3 (34) | 34.0 | |
March 1, 2021, 2 a.m. | 7.0 ppb (7) | 1.4 ppb (2) | 5.8 ppb (6) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.26 ppb (4) | 17.0 μg/m3 (16) | 13.0 μg/m3 (53) | 53.0 | |
March 1, 2021, 1 a.m. | 13.2 ppb (13) | 2.9 ppb (3) | 7.8 ppb (8) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.41 ppb (5) | 22.0 μg/m3 (21) | 7.0 μg/m3 (30) | 30.0 | |
March 1, 2021, midnight | 22.8 ppb (22) | 6.2 ppb (6) | 12.8 ppb (13) | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 7.0 ppb (7) | 0.74 ppb (8) | 27.0 μg/m3 (25) | -1.0 μg/m3 (0) | 25.0 | |
Feb. 28, 2021, 11 p.m. | 20.5 ppb (20) | 6.7 ppb (7) | 11.2 ppb (11) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.57 ppb (7) | 20.0 μg/m3 (19) | 0.0 μg/m3 (0) | 20.0 | |
Feb. 28, 2021, 10 p.m. | 7.3 ppb (7) | 1.9 ppb (2) | 6.6 ppb (7) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.34 ppb (4) | 21.0 μg/m3 (20) | 0.0 μg/m3 (0) | 20.0 | |
Feb. 28, 2021, 9 p.m. | 6.4 ppb (7) | 2.1 ppb (2) | 6.6 ppb (7) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.27 ppb (4) | 19.0 μg/m3 (18) | -3.0 μg/m3 (0) | 23.0 | |
Feb. 28, 2021, 8 p.m. | 2.7 ppb (3) | 0.9 ppb (1) | 3.4 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.21 ppb (3) | 13.0 μg/m3 (13) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 28, 2021, 7 p.m. | 3.1 ppb (3) | 1.0 ppb (1) | 3.7 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.24 ppb (3) | 16.0 μg/m3 (15) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 28, 2021, 6 p.m. | 4.6 ppb (5) | 2.1 ppb (2) | 5.1 ppb (5) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.25 ppb (3) | 15.0 μg/m3 (14) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 28, 2021, 5 p.m. | 8.0 ppb (8) | 4.2 ppb (4) | 7.9 ppb (8) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.3 ppb (4) | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 28, 2021, 4 p.m. | 9.4 ppb (9) | 4.4 ppb (5) | 9.2 ppb (9) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.33 ppb (4) | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
Feb. 28, 2021, 3 p.m. | 6.7 ppb (7) | 2.9 ppb (3) | 7.1 ppb (7) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.3 ppb (4) | 11.0 μg/m3 (11) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 28, 2021, 2 p.m. | 7.2 ppb (7) | 2.7 ppb (3) | 7.8 ppb (8) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.29 ppb (4) | 9.0 μg/m3 (9) | 6.0 μg/m3 (25) | 25.0 | |
Feb. 28, 2021, 1 p.m. | 5.0 ppb (5) | 1.5 ppb (2) | 5.5 ppb (6) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 13.0 ppb (13) | 0.26 ppb (4) | 11.0 μg/m3 (11) | 6.0 μg/m3 (25) | 25.0 | |
Feb. 28, 2021, noon | 4.3 ppb (5) | 0.9 ppb (1) | 4.5 ppb (5) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.26 ppb (4) | 12.0 μg/m3 (12) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 28, 2021, 11 a.m. | 4.3 ppb (5) | 0.6 ppb (1) | 4.2 ppb (4) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.26 ppb (4) | 11.0 μg/m3 (11) | 15.0 μg/m3 (58) | 58.0 | |
Feb. 28, 2021, 10 a.m. | 8.1 ppb (8) | 1.7 ppb (2) | 6.4 ppb (7) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 6.0 ppb (6) | 0.36 ppb (5) | 17.0 μg/m3 (16) | 3.0 μg/m3 (13) | 16.0 | |
Feb. 28, 2021, 9 a.m. | 9.7 ppb (10) | 2.2 ppb (3) | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.45 ppb (6) | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
Feb. 28, 2021, 8 a.m. | 13.7 ppb (13) | 4.4 ppb (5) | 10.5 ppb (10) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | N/A | 0.51 ppb (6) | 14.0 μg/m3 (13) | 12.0 μg/m3 (50) | 50.0 | |
Feb. 28, 2021, 7 a.m. | 15.4 ppb (15) | 4.7 ppb (5) | 13.8 ppb (14) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.52 ppb (6) | 16.0 μg/m3 (15) | 1.0 μg/m3 (5) | 15.0 | |
Feb. 28, 2021, 6 a.m. | N/A | N/A | 14.4 ppb (14) | N/A | N/A | N/A | 1.0 ppb (1) | 0.53 ppb (6) | 29.0 μg/m3 (27) | 23.0 μg/m3 (74) | 74.0 | |
Feb. 28, 2021, 5 a.m. | 15.2 ppb (15) | 4.6 ppb (5) | 18.0 ppb (17) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 21.0 μg/m3 (20) | 18.0 μg/m3 (64) | 64.0 | |
Feb. 28, 2021, 4 a.m. | 17.6 ppb (17) | 4.5 ppb (5) | 13.9 ppb (14) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.63 ppb (7) | 31.0 μg/m3 (29) | 26.0 μg/m3 (81) | 81.0 | |
Feb. 28, 2021, 3 a.m. | 17.9 ppb (17) | 3.4 ppb (4) | 15.8 ppb (15) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.62 ppb (7) | 15.0 μg/m3 (14) | 10.0 μg/m3 (42) | 42.0 | |
Feb. 28, 2021, 2 a.m. | 16.5 ppb (16) | 1.9 ppb (2) | 14.2 ppb (14) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.54 ppb (6) | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 28, 2021, 1 a.m. | 10.4 ppb (10) | 1.5 ppb (2) | 10.1 ppb (10) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.36 ppb (5) | 9.0 μg/m3 (9) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 28, 2021, midnight | 10.5 ppb (10) | 1.4 ppb (2) | 10.0 ppb (10) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.35 ppb (4) | 10.0 μg/m3 (10) | 1.0 μg/m3 (5) | 18.0 | |
Feb. 27, 2021, 11 p.m. | 4.3 ppb (5) | 0.6 ppb (1) | 4.8 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.27 ppb (4) | 10.0 μg/m3 (10) | 4.0 μg/m3 (17) | 25.0 | |
Feb. 27, 2021, 10 p.m. | 2.5 ppb (3) | 0.5 ppb (1) | 2.7 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.22 ppb (3) | 9.0 μg/m3 (9) | 6.0 μg/m3 (25) | 26.0 | |
Feb. 27, 2021, 9 p.m. | 1.9 ppb (2) | 0.6 ppb (1) | 2.4 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.21 ppb (3) | 10.0 μg/m3 (10) | 4.0 μg/m3 (17) | 26.0 | |
Feb. 27, 2021, 8 p.m. | 2.5 ppb (3) | 1.0 ppb (1) | 2.9 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.22 ppb (3) | 10.0 μg/m3 (10) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 27, 2021, 7 p.m. | 2.1 ppb (2) | 0.8 ppb (1) | 2.6 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.21 ppb (3) | 8.0 μg/m3 (8) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 27, 2021, 6 p.m. | 2.9 ppb (3) | 1.1 ppb (2) | 3.4 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.22 ppb (3) | 7.0 μg/m3 (7) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 27, 2021, 5 p.m. | 3.7 ppb (4) | 1.2 ppb (2) | 3.9 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.22 ppb (3) | 9.0 μg/m3 (9) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 27, 2021, 4 p.m. | 6.1 ppb (6) | 2.4 ppb (3) | 6.6 ppb (7) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.24 ppb (3) | 4.0 μg/m3 (4) | 3.0 μg/m3 (13) | 25.0 | |
Feb. 27, 2021, 3 p.m. | 6.8 ppb (7) | 2.2 ppb (3) | 7.3 ppb (7) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.24 ppb (3) | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 25.0 | |
Feb. 27, 2021, 2 p.m. | 6.2 ppb (6) | 1.6 ppb (2) | 6.9 ppb (7) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.23 ppb (3) | 3.0 μg/m3 (3) | 2.0 μg/m3 (9) | 24.0 | |
Feb. 27, 2021, 1 p.m. | 4.3 ppb (5) | 0.9 ppb (1) | 4.4 ppb (5) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.21 ppb (3) | 3.0 μg/m3 (3) | 3.0 μg/m3 (13) | 25.0 | |
Feb. 27, 2021, noon | 2.6 ppb (3) | 0.4 ppb (1) | 2.7 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.19 ppb (3) | 4.0 μg/m3 (4) | 1.0 μg/m3 (5) | 27.0 | |
Feb. 27, 2021, 11 a.m. | 1.9 ppb (2) | 0.3 ppb (1) | 1.9 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.19 ppb (3) | 4.0 μg/m3 (4) | 4.0 μg/m3 (17) | 28.0 | |
Feb. 27, 2021, 10 a.m. | 1.9 ppb (2) | 0.3 ppb (1) | 1.8 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.18 ppb (3) | 6.0 μg/m3 (6) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 27, 2021, 9 a.m. | 2.3 ppb (3) | 0.3 ppb (1) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.19 ppb (3) | 3.0 μg/m3 (3) | 6.0 μg/m3 (25) | 28.0 | |
Feb. 27, 2021, 8 a.m. | 2.7 ppb (3) | 0.4 ppb (1) | 2.6 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | N/A | 0.18 ppb (3) | 1.0 μg/m3 (1) | 3.0 μg/m3 (13) | 13.0 | |
Feb. 27, 2021, 7 a.m. | 3.0 ppb (3) | 0.9 ppb (1) | 2.3 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.18 ppb (3) | 0.0 μg/m3 (0) | 3.0 μg/m3 (13) | 29.0 |