Phoenix (Alahambra) AZ, US: 33.503601, -112.095001
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Feb. 28, 2021, 11 a.m. | N/A | 0.0 ppb (0) | 1.9 ppb (2) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.17 ppb (3) | 9.0 μg/m3 (9) | 1.0 μg/m3 (5) | 41.0 | |
Feb. 28, 2021, 10 a.m. | N/A | 0.0 ppb (0) | 1.5 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | N/A | 0.14 ppb (2) | 13.0 μg/m3 (13) | 2.0 μg/m3 (9) | 13.0 | |
Feb. 28, 2021, 9 a.m. | N/A | 0.0 ppb (0) | 1.5 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.14 ppb (2) | 68.0 μg/m3 (58) | 2.0 μg/m3 (9) | 58.0 | |
Feb. 28, 2021, 8 a.m. | N/A | 0.0 ppb (0) | 3.8 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.13 ppb (2) | 45.0 μg/m3 (42) | 3.0 μg/m3 (13) | 42.0 | |
Feb. 28, 2021, 7 a.m. | N/A | 0.0 ppb (0) | 4.6 ppb (5) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.16 ppb (3) | 30.0 μg/m3 (28) | 7.0 μg/m3 (30) | 38.0 | |
Feb. 28, 2021, 6 a.m. | N/A | 0.5 ppb (1) | 9.6 ppb (10) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.19 ppb (3) | 30.0 μg/m3 (28) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 28, 2021, 5 a.m. | N/A | 0.8 ppb (1) | 11.9 ppb (12) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.22 ppb (3) | 27.0 μg/m3 (25) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 28, 2021, 4 a.m. | N/A | 1.4 ppb (2) | 21.1 ppb (20) | 13.0 ppb (13) | N/A | 1.0 ppb (2) | 37.0 ppb (35) | 0.44 ppb (5) | 42.0 μg/m3 (39) | 13.0 μg/m3 (53) | 53.0 | |
Feb. 28, 2021, 3 a.m. | N/A | 0.2 ppb (1) | 19.1 ppb (19) | 24.0 ppb (23) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.44 ppb (5) | 44.0 μg/m3 (41) | 13.0 μg/m3 (53) | 53.0 | |
Feb. 28, 2021, 2 a.m. | N/A | 0.0 ppb (0) | 6.0 ppb (6) | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.42 ppb (5) | 31.0 μg/m3 (29) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 28, 2021, 1 a.m. | N/A | 0.0 ppb (0) | 5.8 ppb (6) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.27 ppb (4) | 27.0 μg/m3 (25) | 6.0 μg/m3 (25) | 44.0 | |
Feb. 28, 2021, midnight | N/A | 0.3 ppb (1) | 5.4 ppb (6) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.23 ppb (3) | 34.0 μg/m3 (32) | 7.0 μg/m3 (30) | 51.0 | |
Feb. 27, 2021, 11 p.m. | N/A | 0.4 ppb (1) | 4.7 ppb (5) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 58.0 ppb (61) | 0.21 ppb (3) | 30.0 μg/m3 (28) | 6.0 μg/m3 (25) | 61.0 | |
Feb. 27, 2021, 10 p.m. | N/A | 0.6 ppb (1) | 5.4 ppb (6) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 59.0 ppb (65) | 0.17 ppb (3) | 29.0 μg/m3 (27) | 3.0 μg/m3 (13) | 65.0 | |
Feb. 27, 2021, 9 p.m. | N/A | 0.7 ppb (1) | 5.4 ppb (6) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 57.0 ppb (58) | 0.16 ppb (3) | 30.0 μg/m3 (28) | 3.0 μg/m3 (13) | 58.0 | |
Feb. 27, 2021, 8 p.m. | N/A | 1.3 ppb (2) | 7.5 ppb (8) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 54.0 ppb (50) | 0.17 ppb (3) | 22.0 μg/m3 (21) | 3.0 μg/m3 (13) | 50.0 | |
Feb. 27, 2021, 7 p.m. | N/A | 4.0 ppb (4) | 14.9 ppb (15) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.21 ppb (3) | 19.0 μg/m3 (18) | 8.0 μg/m3 (34) | 46.0 | |
Feb. 27, 2021, 6 p.m. | N/A | 5.3 ppb (5) | 18.4 ppb (18) | 14.0 ppb (14) | N/A | 1.0 ppb (2) | 40.0 ppb (38) | 0.27 ppb (4) | 36.0 μg/m3 (34) | 7.0 μg/m3 (30) | 38.0 | |
Feb. 27, 2021, 5 p.m. | N/A | 5.6 ppb (6) | 18.1 ppb (18) | 12.0 ppb (12) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | 0.24 ppb (3) | 36.0 μg/m3 (34) | 6.0 μg/m3 (25) | 36.0 | |
Feb. 27, 2021, 4 p.m. | N/A | 3.1 ppb (3) | 12.0 ppb (12) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.23 ppb (3) | 31.0 μg/m3 (29) | 6.0 μg/m3 (25) | 35.0 | |
Feb. 27, 2021, 3 p.m. | N/A | 2.1 ppb (2) | 12.4 ppb (12) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.22 ppb (3) | 33.0 μg/m3 (31) | 6.0 μg/m3 (25) | 31.0 | |
Feb. 27, 2021, 2 p.m. | N/A | 1.0 ppb (1) | 20.6 ppb (20) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.24 ppb (3) | 31.0 μg/m3 (29) | 6.0 μg/m3 (25) | 29.0 | |
Feb. 27, 2021, 1 p.m. | N/A | 0.2 ppb (1) | 11.8 ppb (12) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.25 ppb (3) | 29.0 μg/m3 (27) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 27, 2021, noon | N/A | 0.1 ppb (1) | 10.4 ppb (10) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.21 ppb (3) | 38.0 μg/m3 (36) | 7.0 μg/m3 (30) | 36.0 | |
Feb. 27, 2021, 11 a.m. | N/A | 0.0 ppb (0) | 10.9 ppb (11) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.23 ppb (3) | 29.0 μg/m3 (27) | 11.0 μg/m3 (46) | 46.0 | |
Feb. 27, 2021, 10 a.m. | N/A | 0.1 ppb (1) | 11.4 ppb (11) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.22 ppb (3) | 29.0 μg/m3 (27) | 11.0 μg/m3 (46) | 46.0 | |
Feb. 27, 2021, 9 a.m. | N/A | 0.1 ppb (1) | 16.7 ppb (16) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.23 ppb (3) | 29.0 μg/m3 (27) | 11.0 μg/m3 (46) | 46.0 | |
Feb. 27, 2021, 8 a.m. | N/A | 3.0 ppb (3) | 33.8 ppb (32) | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.37 ppb (5) | 40.0 μg/m3 (38) | 17.0 μg/m3 (62) | 62.0 | |
Feb. 27, 2021, 7 a.m. | N/A | 8.2 ppb (8) | 52.0 ppb (50) | 27.0 ppb (26) | N/A | 1.0 ppb (2) | 16.0 ppb (15) | 0.47 ppb (6) | 48.0 μg/m3 (45) | 18.0 μg/m3 (64) | 64.0 | |
Feb. 27, 2021, 6 a.m. | N/A | 8.2 ppb (8) | 52.0 ppb (50) | 32.0 ppb (31) | N/A | 1.0 ppb (2) | 13.0 ppb (13) | 0.52 ppb (6) | 47.0 μg/m3 (44) | 19.0 μg/m3 (66) | 66.0 | |
Feb. 27, 2021, 5 a.m. | N/A | 9.2 ppb (9) | 52.3 ppb (50) | 40.0 ppb (38) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.81 ppb (10) | 61.0 μg/m3 (54) | 30.0 μg/m3 (89) | 89.0 | |
Feb. 27, 2021, 4 a.m. | N/A | 3.9 ppb (4) | 45.6 ppb (44) | 41.0 ppb (39) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.7 ppb (8) | 48.0 μg/m3 (45) | 18.0 μg/m3 (64) | 64.0 | |
Feb. 27, 2021, 3 a.m. | N/A | 0.3 ppb (1) | 33.6 ppb (32) | 35.0 ppb (34) | N/A | 1.0 ppb (2) | 10.0 ppb (10) | 0.68 ppb (8) | 44.0 μg/m3 (41) | 16.0 μg/m3 (60) | 60.0 | |
Feb. 27, 2021, 2 a.m. | N/A | 0.2 ppb (1) | 23.5 ppb (23) | 28.0 ppb (27) | N/A | 1.0 ppb (2) | 23.0 ppb (22) | 0.47 ppb (6) | 33.0 μg/m3 (31) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 27, 2021, 1 a.m. | N/A | 0.4 ppb (1) | 9.2 ppb (9) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.25 ppb (3) | 27.0 μg/m3 (25) | 5.0 μg/m3 (21) | 38.0 | |
Feb. 27, 2021, midnight | N/A | 0.8 ppb (1) | 8.9 ppb (9) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.19 ppb (3) | 46.0 μg/m3 (43) | 5.0 μg/m3 (21) | 46.0 | |
Feb. 26, 2021, 11 p.m. | N/A | 2.1 ppb (2) | 12.4 ppb (12) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.18 ppb (3) | 25.0 μg/m3 (24) | 5.0 μg/m3 (21) | 49.0 | |
Feb. 26, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (31) | 5.0 μg/m3 (21) | 31.0 | |
Feb. 26, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 μg/m3 (37) | 7.0 μg/m3 (30) | 37.0 | |
Feb. 26, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (33) | 7.0 μg/m3 (30) | 33.0 | |
Feb. 26, 2021, 7 p.m. | N/A | 4.4 ppb (5) | 15.0 ppb (15) | 14.0 ppb (14) | N/A | 1.0 ppb (2) | 41.0 ppb (38) | 0.25 ppb (3) | 33.0 μg/m3 (31) | 6.0 μg/m3 (25) | 38.0 | |
Feb. 26, 2021, 6 p.m. | N/A | 3.3 ppb (4) | 11.2 ppb (11) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.22 ppb (3) | 36.0 μg/m3 (34) | 3.0 μg/m3 (13) | 37.0 | |
Feb. 26, 2021, 5 p.m. | N/A | 4.1 ppb (4) | 13.8 ppb (14) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.23 ppb (3) | 28.0 μg/m3 (26) | 5.0 μg/m3 (21) | 35.0 | |
Feb. 26, 2021, 4 p.m. | N/A | 15.1 ppb (15) | 35.7 ppb (34) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.27 ppb (4) | 33.0 μg/m3 (31) | 6.0 μg/m3 (25) | 34.0 | |
Feb. 26, 2021, 3 p.m. | N/A | 25.5 ppb (25) | 53.5 ppb (51) | 21.0 ppb (20) | N/A | 1.0 ppb (2) | 19.0 ppb (18) | 0.44 ppb (5) | 40.0 μg/m3 (38) | 8.0 μg/m3 (34) | 51.0 | |
Feb. 26, 2021, 2 p.m. | N/A | 10.1 ppb (10) | 35.8 ppb (34) | 26.0 ppb (25) | N/A | 1.0 ppb (2) | 6.0 ppb (6) | 0.74 ppb (8) | 34.0 μg/m3 (32) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 26, 2021, 1 p.m. | N/A | 0.6 ppb (1) | 21.0 ppb (20) | 26.0 ppb (25) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.5 ppb (6) | 46.0 μg/m3 (43) | 12.0 μg/m3 (50) | 50.0 | |
Feb. 26, 2021, noon | N/A | 0.5 ppb (1) | 20.4 ppb (20) | 21.0 ppb (20) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.32 ppb (4) | 28.0 μg/m3 (26) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 26, 2021, 11 a.m. | N/A | 0.7 ppb (1) | 17.6 ppb (17) | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.3 ppb (4) | 19.0 μg/m3 (18) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 26, 2021, 10 a.m. | N/A | 0.2 ppb (1) | 14.6 ppb (14) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 15.0 ppb (14) | 0.25 ppb (3) | 18.0 μg/m3 (17) | 3.0 μg/m3 (13) | 17.0 | |
Feb. 26, 2021, 9 a.m. | N/A | 0.2 ppb (1) | 12.4 ppb (12) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.24 ppb (3) | 19.0 μg/m3 (18) | 2.0 μg/m3 (9) | 20.0 | |
Feb. 26, 2021, 8 a.m. | N/A | 0.1 ppb (1) | 12.3 ppb (12) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.26 ppb (4) | 19.0 μg/m3 (18) | 3.0 μg/m3 (13) | 18.0 | |
Feb. 26, 2021, 7 a.m. | N/A | 0.4 ppb (1) | 21.6 ppb (21) | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.23 ppb (3) | 19.0 μg/m3 (18) | 6.0 μg/m3 (25) | 25.0 | |
Feb. 26, 2021, 6 a.m. | N/A | 0.5 ppb (1) | 27.6 ppb (27) | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.38 ppb (5) | 31.0 μg/m3 (29) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 26, 2021, 5 a.m. | N/A | 0.2 ppb (1) | 20.2 ppb (20) | 26.0 ppb (25) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.38 ppb (5) | 33.0 μg/m3 (31) | 6.0 μg/m3 (25) | 31.0 | |
Feb. 26, 2021, 4 a.m. | N/A | 0.3 ppb (1) | 16.9 ppb (16) | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.29 ppb (4) | 30.0 μg/m3 (28) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 26, 2021, 3 a.m. | N/A | 0.0 ppb (0) | 9.7 ppb (10) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 6.0 μg/m3 (25) | 31.0 | |
Feb. 26, 2021, 2 a.m. | N/A | 0.1 ppb (1) | 6.9 ppb (7) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.19 ppb (3) | 24.0 μg/m3 (23) | 3.0 μg/m3 (13) | 38.0 | |
Feb. 26, 2021, 1 a.m. | N/A | 0.2 ppb (1) | 5.4 ppb (6) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.2 ppb (3) | 28.0 μg/m3 (26) | 5.0 μg/m3 (21) | 42.0 | |
Feb. 26, 2021, midnight | N/A | 0.4 ppb (1) | 4.5 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.17 ppb (3) | 28.0 μg/m3 (26) | 3.0 μg/m3 (13) | 49.0 | |
Feb. 25, 2021, 11 p.m. | N/A | 0.5 ppb (1) | 3.8 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.14 ppb (2) | 22.0 μg/m3 (21) | 2.0 μg/m3 (9) | 50.0 | |
Feb. 25, 2021, 10 p.m. | N/A | 0.3 ppb (1) | 2.4 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.13 ppb (2) | 29.0 μg/m3 (27) | 2.0 μg/m3 (9) | 49.0 | |
Feb. 25, 2021, 9 p.m. | N/A | 0.3 ppb (1) | 2.4 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.11 ppb (2) | 23.0 μg/m3 (22) | 5.0 μg/m3 (21) | 51.0 | |
Feb. 25, 2021, 8 p.m. | N/A | 0.4 ppb (1) | 2.5 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.09 ppb (2) | 27.0 μg/m3 (25) | 2.0 μg/m3 (9) | 50.0 | |
Feb. 25, 2021, 7 p.m. | N/A | 0.6 ppb (1) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.1 ppb (2) | 36.0 μg/m3 (34) | 0.0 μg/m3 (0) | 46.0 | |
Feb. 25, 2021, 6 p.m. | N/A | 1.0 ppb (1) | 4.0 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.1 ppb (2) | 41.0 μg/m3 (38) | 2.0 μg/m3 (9) | 42.0 | |
Feb. 25, 2021, 5 p.m. | N/A | 1.2 ppb (2) | 4.9 ppb (5) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.08 ppb (2) | 44.0 μg/m3 (41) | 5.0 μg/m3 (21) | 41.0 | |
Feb. 25, 2021, 4 p.m. | N/A | 1.9 ppb (2) | 7.8 ppb (8) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.1 ppb (2) | 62.0 μg/m3 (55) | 7.0 μg/m3 (30) | 55.0 | |
Feb. 25, 2021, 3 p.m. | N/A | 4.7 ppb (5) | 18.4 ppb (18) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.19 ppb (3) | 45.0 μg/m3 (42) | 5.0 μg/m3 (21) | 42.0 | |
Feb. 25, 2021, 2 p.m. | N/A | 1.5 ppb (2) | 22.4 ppb (22) | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.21 ppb (3) | 46.0 μg/m3 (43) | 3.0 μg/m3 (13) | 43.0 | |
Feb. 25, 2021, 1 p.m. | N/A | 0.5 ppb (1) | 19.3 ppb (19) | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 12.0 ppb (12) | 0.29 ppb (4) | 29.0 μg/m3 (27) | 5.0 μg/m3 (21) | 27.0 | |
Feb. 25, 2021, noon | N/A | 0.6 ppb (1) | 18.2 ppb (18) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.18 ppb (3) | 29.0 μg/m3 (27) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 25, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 5.0 μg/m3 (21) | 24.0 | |
Feb. 25, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | 0.32 ppb (4) | 20.0 μg/m3 (19) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 25, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | 0.36 ppb (5) | 23.0 μg/m3 (22) | 8.0 μg/m3 (34) | 34.0 | |
Feb. 25, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (26) | 13.0 μg/m3 (53) | 53.0 | |
Feb. 25, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 μg/m3 (32) | 13.0 μg/m3 (53) | 53.0 | |
Feb. 25, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 μg/m3 (37) | 17.0 μg/m3 (62) | 62.0 | |
Feb. 25, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 μg/m3 (45) | 13.0 μg/m3 (53) | 53.0 | |
Feb. 25, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (41) | 16.0 μg/m3 (60) | 60.0 | |
Feb. 25, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (36) | 11.0 μg/m3 (46) | 46.0 | |
Feb. 25, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 μg/m3 (47) | 7.0 μg/m3 (30) | 47.0 | |
Feb. 25, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (21) | 1.0 μg/m3 (5) | 21.0 | |
Feb. 25, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (11) | 0.0 μg/m3 (0) | 11.0 | |
Feb. 24, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (16) | 1.0 μg/m3 (5) | 16.0 | |
Feb. 24, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (18) | 2.0 μg/m3 (9) | 18.0 | |
Feb. 24, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (24) | 1.0 μg/m3 (5) | 24.0 | |
Feb. 24, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (23) | 1.0 μg/m3 (5) | 23.0 | |
Feb. 24, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (21) | 2.0 μg/m3 (9) | 21.0 | |
Feb. 24, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (23) | 3.0 μg/m3 (13) | 23.0 | |
Feb. 24, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (34) | 6.0 μg/m3 (25) | 34.0 | |
Feb. 24, 2021, 4 p.m. | N/A | 4.7 ppb (5) | 21.5 ppb (21) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.19 ppb (3) | 27.0 μg/m3 (25) | 5.0 μg/m3 (21) | 29.0 | |
Feb. 24, 2021, 3 p.m. | N/A | 4.9 ppb (5) | 25.3 ppb (24) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.23 ppb (3) | 29.0 μg/m3 (27) | 5.0 μg/m3 (21) | 27.0 | |
Feb. 24, 2021, 2 p.m. | N/A | 19.8 ppb (19) | 47.2 ppb (45) | 25.0 ppb (24) | N/A | 1.0 ppb (2) | 10.0 ppb (10) | 0.56 ppb (7) | 39.0 μg/m3 (37) | 8.0 μg/m3 (34) | 45.0 | |
Feb. 24, 2021, 1 p.m. | N/A | 5.6 ppb (6) | 29.2 ppb (28) | 26.0 ppb (25) | N/A | 0.0 ppb (0) | 5.0 ppb (5) | 0.56 ppb (7) | 34.0 μg/m3 (32) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 24, 2021, noon | N/A | 0.2 ppb (1) | 13.1 ppb (13) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.23 ppb (3) | 19.0 μg/m3 (18) | 3.0 μg/m3 (13) | 18.0 | |
Feb. 24, 2021, 11 a.m. | N/A | 0.1 ppb (1) | 9.5 ppb (9) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.17 ppb (3) | 20.0 μg/m3 (19) | 5.0 μg/m3 (21) | 23.0 | |
Feb. 24, 2021, 10 a.m. | N/A | 0.6 ppb (1) | 17.3 ppb (17) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 24, 2021, 9 a.m. | N/A | 1.6 ppb (2) | 26.4 ppb (25) | 27.0 ppb (26) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.42 ppb (5) | 25.0 μg/m3 (24) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 24, 2021, 8 a.m. | N/A | 17.3 ppb (17) | 51.0 ppb (49) | 29.0 ppb (28) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | 0.65 ppb (8) | 29.0 μg/m3 (27) | 14.0 μg/m3 (55) | 55.0 | |
Feb. 24, 2021, 7 a.m. | N/A | 23.7 ppb (23) | 59.2 ppb (57) | 31.0 ppb (30) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 0.8 ppb (10) | 36.0 μg/m3 (34) | 14.0 μg/m3 (55) | 57.0 | |
Feb. 24, 2021, 6 a.m. | N/A | 21.8 ppb (21) | 59.3 ppb (57) | 32.0 ppb (31) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 0.84 ppb (10) | 36.0 μg/m3 (34) | 14.0 μg/m3 (55) | 57.0 | |
Feb. 24, 2021, 5 a.m. | N/A | 18.9 ppb (18) | 59.1 ppb (57) | 34.0 ppb (33) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 0.88 ppb (11) | 35.0 μg/m3 (33) | 12.0 μg/m3 (50) | 57.0 | |
Feb. 24, 2021, 4 a.m. | N/A | 7.4 ppb (7) | 47.4 ppb (45) | 38.0 ppb (36) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 0.9 ppb (11) | 36.0 μg/m3 (34) | 9.0 μg/m3 (38) | 45.0 | |
Feb. 24, 2021, 3 a.m. | N/A | 3.1 ppb (3) | 42.2 ppb (40) | 39.0 ppb (37) | N/A | 1.0 ppb (2) | 6.0 ppb (6) | 0.74 ppb (8) | 50.0 μg/m3 (47) | 8.0 μg/m3 (34) | 47.0 | |
Feb. 24, 2021, 2 a.m. | N/A | 0.4 ppb (1) | 26.3 ppb (25) | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.44 ppb (5) | 34.0 μg/m3 (32) | 6.0 μg/m3 (25) | 32.0 | |
Feb. 24, 2021, 1 a.m. | N/A | 0.2 ppb (1) | 13.0 ppb (13) | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.25 ppb (3) | 27.0 μg/m3 (25) | 3.0 μg/m3 (13) | 33.0 | |
Feb. 24, 2021, midnight | N/A | 0.5 ppb (1) | 6.1 ppb (6) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.17 ppb (3) | 18.0 μg/m3 (17) | 2.0 μg/m3 (9) | 46.0 | |
Feb. 23, 2021, 11 p.m. | N/A | 0.7 ppb (1) | 6.1 ppb (6) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.13 ppb (2) | 14.0 μg/m3 (13) | 2.0 μg/m3 (9) | 49.0 | |
Feb. 23, 2021, 10 p.m. | N/A | 1.5 ppb (2) | 9.1 ppb (9) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.12 ppb (2) | 22.0 μg/m3 (21) | 2.0 μg/m3 (9) | 46.0 | |
Feb. 23, 2021, 9 p.m. | N/A | 3.2 ppb (4) | 14.3 ppb (14) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.15 ppb (2) | 27.0 μg/m3 (25) | 3.0 μg/m3 (13) | 42.0 | |
Feb. 23, 2021, 8 p.m. | N/A | 5.1 ppb (5) | 17.8 ppb (17) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.18 ppb (3) | 25.0 μg/m3 (24) | 3.0 μg/m3 (13) | 40.0 | |
Feb. 23, 2021, 7 p.m. | N/A | 6.3 ppb (6) | 20.9 ppb (20) | 14.0 ppb (14) | N/A | 1.0 ppb (2) | 37.0 ppb (35) | 0.23 ppb (3) | 23.0 μg/m3 (22) | 3.0 μg/m3 (13) | 35.0 | |
Feb. 23, 2021, 6 p.m. | N/A | 4.2 ppb (4) | 13.8 ppb (14) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.19 ppb (3) | 20.0 μg/m3 (19) | 6.0 μg/m3 (25) | 34.0 | |
Feb. 23, 2021, 5 p.m. | N/A | 5.5 ppb (6) | 15.5 ppb (15) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.17 ppb (3) | 24.0 μg/m3 (23) | 3.0 μg/m3 (13) | 30.0 | |
Feb. 23, 2021, 4 p.m. | N/A | 11.3 ppb (11) | 27.4 ppb (26) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.21 ppb (3) | 28.0 μg/m3 (26) | 5.0 μg/m3 (21) | 26.0 | |
Feb. 23, 2021, 3 p.m. | N/A | 29.4 ppb (28) | 53.7 ppb (51) | 23.0 ppb (22) | N/A | 1.0 ppb (2) | 12.0 ppb (12) | 0.5 ppb (6) | 35.0 μg/m3 (33) | 9.0 μg/m3 (38) | 51.0 | |
Feb. 23, 2021, 2 p.m. | N/A | 41.1 ppb (39) | 69.8 ppb (68) | 26.0 ppb (25) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.97 ppb (12) | 84.0 μg/m3 (66) | 13.0 μg/m3 (53) | 68.0 | |
Feb. 23, 2021, 1 p.m. | N/A | 28.1 ppb (27) | 56.5 ppb (54) | 25.0 ppb (24) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 0.74 ppb (8) | 47.0 μg/m3 (44) | 9.0 μg/m3 (38) | 54.0 | |
Feb. 23, 2021, noon | N/A | 20.9 ppb (20) | 49.5 ppb (47) | 24.0 ppb (23) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | 0.68 ppb (8) | 38.0 μg/m3 (36) | 9.0 μg/m3 (38) | 47.0 | |
Feb. 23, 2021, 11 a.m. | N/A | 13.0 ppb (13) | 41.8 ppb (40) | 25.0 ppb (24) | N/A | 1.0 ppb (2) | 2.0 ppb (2) | 0.54 ppb (6) | 23.0 μg/m3 (22) | 7.0 μg/m3 (30) | 40.0 | |
Feb. 23, 2021, 10 a.m. | N/A | 15.8 ppb (15) | 45.9 ppb (44) | 26.0 ppb (25) | N/A | 1.0 ppb (2) | 2.0 ppb (2) | 0.66 ppb (8) | 25.0 μg/m3 (24) | 8.0 μg/m3 (34) | 44.0 | |
Feb. 23, 2021, 9 a.m. | N/A | 28.8 ppb (28) | 62.1 ppb (60) | 28.0 ppb (27) | N/A | 1.0 ppb (2) | 2.0 ppb (2) | 0.74 ppb (8) | 31.0 μg/m3 (29) | 12.0 μg/m3 (50) | 60.0 | |
Feb. 23, 2021, 8 a.m. | N/A | 28.4 ppb (27) | 62.1 ppb (60) | 29.0 ppb (28) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | 0.82 ppb (10) | 46.0 μg/m3 (43) | 18.0 μg/m3 (64) | 64.0 | |
Feb. 23, 2021, 7 a.m. | N/A | 35.4 ppb (34) | 69.7 ppb (68) | 30.0 ppb (29) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 1.05 ppb (13) | 47.0 μg/m3 (44) | 20.0 μg/m3 (68) | 68.0 | |
Feb. 23, 2021, 6 a.m. | N/A | 44.2 ppb (42) | 81.3 ppb (81) | 32.0 ppb (31) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 1.14 ppb (13) | 45.0 μg/m3 (42) | 18.0 μg/m3 (64) | 81.0 | |
Feb. 23, 2021, 5 a.m. | N/A | 43.9 ppb (42) | 81.9 ppb (81) | 34.0 ppb (33) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 1.13 ppb (13) | 48.0 μg/m3 (45) | 19.0 μg/m3 (66) | 81.0 | |
Feb. 23, 2021, 4 a.m. | N/A | 34.2 ppb (33) | 77.9 ppb (77) | 37.0 ppb (35) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 1.19 ppb (14) | 56.0 μg/m3 (52) | 18.0 μg/m3 (64) | 77.0 | |
Feb. 23, 2021, 3 a.m. | N/A | 12.4 ppb (12) | 54.6 ppb (52) | 41.0 ppb (39) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.96 ppb (12) | 66.0 μg/m3 (57) | 18.0 μg/m3 (64) | 64.0 | |
Feb. 23, 2021, 2 a.m. | N/A | 1.8 ppb (2) | 35.3 ppb (34) | 39.0 ppb (37) | N/A | 0.0 ppb (0) | 8.0 ppb (8) | 0.67 ppb (8) | 44.0 μg/m3 (41) | 6.0 μg/m3 (25) | 41.0 | |
Feb. 23, 2021, 1 a.m. | N/A | 0.2 ppb (1) | 17.6 ppb (17) | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.33 ppb (4) | 27.0 μg/m3 (25) | 0.0 μg/m3 (0) | 31.0 | |
Feb. 23, 2021, midnight | N/A | 0.7 ppb (1) | 9.9 ppb (10) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.27 ppb (4) | 23.0 μg/m3 (22) | 0.0 μg/m3 (0) | 45.0 | |
Feb. 22, 2021, 11 p.m. | N/A | 1.3 ppb (2) | 9.4 ppb (9) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.24 ppb (3) | 13.0 μg/m3 (13) | 1.0 μg/m3 (5) | 49.0 | |
Feb. 22, 2021, 10 p.m. | N/A | 3.9 ppb (4) | 9.6 ppb (10) | N/A | N/A | 0.0 ppb (0) | N/A | 0.21 ppb (3) | 9.0 μg/m3 (9) | 0.0 μg/m3 (0) | 10.0 | |
Feb. 22, 2021, 9 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.19 ppb (3) | 9.0 μg/m3 (9) | -2.0 μg/m3 (0) | 48.0 | |
Feb. 22, 2021, 8 p.m. | N/A | 1.8 ppb (2) | 7.7 ppb (8) | 5.0 ppb (5) | N/A | N/A | 47.0 ppb (44) | 0.2 ppb (3) | 11.0 μg/m3 (11) | -3.0 μg/m3 (0) | 44.0 | |
Feb. 22, 2021, 7 p.m. | N/A | 2.3 ppb (3) | 8.8 ppb (9) | 6.0 ppb (6) | N/A | N/A | 42.0 ppb (39) | 0.21 ppb (3) | 11.0 μg/m3 (11) | -2.0 μg/m3 (0) | 39.0 | |
Feb. 22, 2021, 6 p.m. | N/A | 4.0 ppb (4) | 13.5 ppb (13) | 8.0 ppb (8) | N/A | N/A | 37.0 ppb (35) | 0.19 ppb (3) | 13.0 μg/m3 (13) | 3.0 μg/m3 (13) | 35.0 | |
Feb. 22, 2021, 5 p.m. | N/A | 16.1 ppb (16) | 41.2 ppb (39) | 24.0 ppb (23) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | N/A | 28.0 μg/m3 (26) | 7.0 μg/m3 (30) | 39.0 | |
Feb. 22, 2021, 4 p.m. | N/A | 41.7 ppb (40) | 75.4 ppb (74) | 34.0 ppb (33) | N/A | 1.0 ppb (2) | N/A | 0.71 ppb (8) | 61.0 μg/m3 (54) | 11.0 μg/m3 (46) | 74.0 | |
Feb. 22, 2021, 3 p.m. | N/A | 37.0 ppb (35) | 66.0 ppb (64) | 28.0 ppb (27) | N/A | 1.0 ppb (2) | 9.0 ppb (9) | 0.79 ppb (10) | 68.0 μg/m3 (58) | 13.0 μg/m3 (53) | 64.0 | |
Feb. 22, 2021, 2 p.m. | N/A | 29.1 ppb (28) | 56.9 ppb (55) | 26.0 ppb (25) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.9 ppb (11) | 50.0 μg/m3 (47) | 11.0 μg/m3 (46) | 55.0 | |
Feb. 22, 2021, 1 p.m. | N/A | 12.8 ppb (13) | 42.8 ppb (41) | 26.0 ppb (25) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 0.73 ppb (8) | 24.0 μg/m3 (23) | 9.0 μg/m3 (38) | 41.0 | |
Feb. 22, 2021, noon | N/A | 10.6 ppb (10) | 41.1 ppb (39) | 28.0 ppb (27) | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.6 ppb (7) | 27.0 μg/m3 (25) | 12.0 μg/m3 (50) | 50.0 | |
Feb. 22, 2021, 11 a.m. | N/A | 7.0 ppb (7) | 36.5 ppb (35) | 28.0 ppb (27) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.65 ppb (8) | 28.0 μg/m3 (26) | 14.0 μg/m3 (55) | 55.0 | |
Feb. 22, 2021, 10 a.m. | N/A | 1.7 ppb (2) | 28.5 ppb (27) | 27.0 ppb (26) | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.54 ppb (6) | 53.0 μg/m3 (50) | 16.0 μg/m3 (60) | 60.0 | |
Feb. 22, 2021, 9 a.m. | N/A | 7.5 ppb (8) | 38.2 ppb (37) | 28.0 ppb (27) | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.67 ppb (8) | 28.0 μg/m3 (26) | 16.0 μg/m3 (60) | 60.0 | |
Feb. 22, 2021, 8 a.m. | N/A | 10.0 ppb (10) | 42.7 ppb (41) | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.69 ppb (8) | 34.0 μg/m3 (32) | 17.0 μg/m3 (62) | 62.0 | |
Feb. 22, 2021, 7 a.m. | N/A | 14.3 ppb (14) | 48.6 ppb (46) | 31.0 ppb (30) | N/A | 1.0 ppb (2) | 4.0 ppb (4) | 0.84 ppb (10) | 36.0 μg/m3 (34) | 19.0 μg/m3 (66) | 66.0 | |
Feb. 22, 2021, 6 a.m. | N/A | 16.4 ppb (16) | 51.8 ppb (49) | 32.0 ppb (31) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.81 ppb (10) | 38.0 μg/m3 (36) | 17.0 μg/m3 (62) | 62.0 | |
Feb. 22, 2021, 5 a.m. | N/A | 6.6 ppb (7) | 42.3 ppb (40) | 33.0 ppb (32) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.78 ppb (10) | 36.0 μg/m3 (34) | 17.0 μg/m3 (62) | 62.0 | |
Feb. 22, 2021, 4 a.m. | N/A | 2.6 ppb (3) | 30.8 ppb (30) | 36.0 ppb (34) | N/A | 0.0 ppb (0) | 5.0 ppb (5) | 0.86 ppb (11) | 42.0 μg/m3 (39) | 19.0 μg/m3 (66) | 66.0 | |
Feb. 22, 2021, 3 a.m. | N/A | 0.4 ppb (1) | 25.1 ppb (24) | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 12.0 ppb (12) | 0.68 ppb (8) | 31.0 μg/m3 (29) | 9.0 μg/m3 (38) | 38.0 | |
Feb. 22, 2021, 2 a.m. | N/A | 0.4 ppb (1) | 23.5 ppb (23) | 25.0 ppb (24) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.46 ppb (6) | 27.0 μg/m3 (25) | 7.0 μg/m3 (30) | 30.0 | |
Feb. 22, 2021, 1 a.m. | N/A | 0.2 ppb (1) | 6.5 ppb (7) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.28 ppb (4) | 18.0 μg/m3 (17) | 2.0 μg/m3 (9) | 39.0 | |
Feb. 22, 2021, midnight | N/A | 0.3 ppb (1) | 2.6 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.21 ppb (3) | 7.0 μg/m3 (7) | 2.0 μg/m3 (9) | 48.0 | |
Feb. 21, 2021, 11 p.m. | N/A | 0.5 ppb (1) | 2.7 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.21 ppb (3) | 5.0 μg/m3 (5) | 3.0 μg/m3 (13) | 49.0 | |
Feb. 21, 2021, 10 p.m. | N/A | 0.4 ppb (1) | 2.2 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.19 ppb (3) | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 50.0 | |
Feb. 21, 2021, 9 p.m. | N/A | 0.3 ppb (1) | 2.1 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.18 ppb (3) | 6.0 μg/m3 (6) | 0.0 μg/m3 (0) | 49.0 | |
Feb. 21, 2021, 8 p.m. | N/A | 0.2 ppb (1) | 1.3 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.17 ppb (3) | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 48.0 | |
Feb. 21, 2021, 7 p.m. | N/A | 0.1 ppb (1) | 1.1 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | N/A | 0.17 ppb (3) | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
Feb. 21, 2021, 6 p.m. | N/A | 0.1 ppb (1) | 1.2 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.17 ppb (3) | 6.0 μg/m3 (6) | 2.0 μg/m3 (9) | 46.0 | |
Feb. 21, 2021, 5 p.m. | N/A | 0.7 ppb (1) | 3.1 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.18 ppb (3) | 7.0 μg/m3 (7) | 2.0 μg/m3 (9) | 42.0 | |
Feb. 21, 2021, 4 p.m. | N/A | 1.0 ppb (1) | 4.2 ppb (4) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.19 ppb (3) | 8.0 μg/m3 (8) | 1.0 μg/m3 (5) | 38.0 | |
Feb. 21, 2021, 3 p.m. | N/A | 0.9 ppb (1) | 5.8 ppb (6) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.19 ppb (3) | 7.0 μg/m3 (7) | 2.0 μg/m3 (9) | 35.0 | |
Feb. 21, 2021, 2 p.m. | N/A | 0.1 ppb (1) | 4.6 ppb (5) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.17 ppb (3) | 8.0 μg/m3 (8) | 2.0 μg/m3 (9) | 34.0 | |
Feb. 21, 2021, 1 p.m. | N/A | 0.0 ppb (0) | 2.6 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.18 ppb (3) | 8.0 μg/m3 (8) | 3.0 μg/m3 (13) | 38.0 | |
Feb. 21, 2021, noon | N/A | 0.0 ppb (0) | 2.2 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.16 ppb (3) | 7.0 μg/m3 (7) | 3.0 μg/m3 (13) | 38.0 |