Kansas City (Ashland Ridge) MO, US: 39.047911, -94.450513
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Feb. 26, 2021, 8 a.m. | 9.5 ppb (9) | 1.3 ppb (2) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 4.5 μg/m3 (19) | 19.0 | |
Feb. 26, 2021, 7 a.m. | 9.6 ppb (10) | 1.0 ppb (1) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 5.8 μg/m3 (25) | 25.0 | |
Feb. 26, 2021, 6 a.m. | 10.7 ppb (11) | 1.3 ppb (2) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.22 ppb (3) | N/A | 5.5 μg/m3 (23) | 23.0 | |
Feb. 26, 2021, 5 a.m. | 14.2 ppb (14) | 1.4 ppb (2) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 6.4 μg/m3 (27) | 27.0 | |
Feb. 26, 2021, 4 a.m. | 18.0 ppb (17) | 2.2 ppb (3) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 8.2 μg/m3 (35) | 35.0 | |
Feb. 26, 2021, 3 a.m. | 55.3 ppb (53) | 20.1 ppb (19) | N/A | 35.0 ppb (34) | N/A | N/A | N/A | 0.8 ppb (10) | N/A | 14.4 μg/m3 (56) | 56.0 | |
Feb. 26, 2021, 2 a.m. | 70.6 ppb (69) | 32.3 ppb (31) | N/A | 39.0 ppb (37) | N/A | N/A | N/A | 0.9 ppb (11) | N/A | 15.2 μg/m3 (58) | 69.0 | |
Feb. 26, 2021, 1 a.m. | 72.8 ppb (72) | 36.6 ppb (35) | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 0.68 ppb (8) | N/A | 9.5 μg/m3 (40) | 72.0 | |
Feb. 26, 2021, midnight | 62.9 ppb (61) | 31.1 ppb (30) | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 0.58 ppb (7) | N/A | 5.8 μg/m3 (25) | 61.0 | |
Feb. 25, 2021, 11 p.m. | 57.5 ppb (55) | 32.1 ppb (31) | N/A | 26.0 ppb (25) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 2.7 μg/m3 (12) | 55.0 | |
Feb. 25, 2021, 10 p.m. | 64.8 ppb (63) | 38.4 ppb (37) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 11.3 μg/m3 (48) | 63.0 | |
Feb. 25, 2021, 9 p.m. | 31.8 ppb (30) | 13.9 ppb (14) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.38 ppb (5) | N/A | 2.9 μg/m3 (13) | 30.0 | |
Feb. 25, 2021, 8 p.m. | 10.8 ppb (11) | 2.5 ppb (3) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 3.2 μg/m3 (14) | 14.0 | |
Feb. 25, 2021, 7 p.m. | 11.6 ppb (11) | 2.7 ppb (3) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.25 ppb (3) | N/A | 7.3 μg/m3 (31) | 31.0 | |
Feb. 25, 2021, 6 p.m. | 11.7 ppb (12) | 3.6 ppb (4) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 3.5 μg/m3 (15) | 15.0 | |
Feb. 25, 2021, 5 p.m. | 20.1 ppb (19) | 8.3 ppb (8) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 5.1 μg/m3 (22) | 22.0 | |
Feb. 25, 2021, 4 p.m. | 40.7 ppb (39) | 22.3 ppb (22) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 25, 2021, 3 p.m. | 42.8 ppb (41) | 24.7 ppb (24) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.37 ppb (5) | N/A | 9.6 μg/m3 (40) | 41.0 | |
Feb. 25, 2021, 2 p.m. | 62.3 ppb (60) | 35.8 ppb (34) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.46 ppb (6) | N/A | 10.3 μg/m3 (43) | 60.0 | |
Feb. 25, 2021, 1 p.m. | 48.8 ppb (47) | 20.5 ppb (20) | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 0.66 ppb (8) | N/A | 11.0 μg/m3 (46) | 47.0 | |
Feb. 25, 2021, noon | 42.1 ppb (40) | 10.9 ppb (11) | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | 9.3 μg/m3 (39) | 40.0 | |
Feb. 25, 2021, 11 a.m. | 44.1 ppb (42) | 14.1 ppb (14) | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 6.9 μg/m3 (29) | 42.0 | |
Feb. 25, 2021, 10 a.m. | 30.5 ppb (29) | 5.5 ppb (6) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 9.0 μg/m3 (38) | 38.0 | |
Feb. 25, 2021, 9 a.m. | 22.8 ppb (22) | 1.4 ppb (2) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 10.6 μg/m3 (45) | 45.0 | |
Feb. 25, 2021, 8 a.m. | 21.1 ppb (20) | 1.6 ppb (2) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 7.2 μg/m3 (31) | 31.0 | |
Feb. 25, 2021, 7 a.m. | 18.2 ppb (18) | 1.0 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 4.4 μg/m3 (19) | 19.0 | |
Feb. 25, 2021, 6 a.m. | 30.7 ppb (29) | 9.1 ppb (9) | N/A | 22.0 ppb (21) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 2.4 μg/m3 (10) | 29.0 | |
Feb. 25, 2021, 5 a.m. | 9.7 ppb (10) | 0.5 ppb (1) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.22 ppb (3) | N/A | 5.8 μg/m3 (25) | 25.0 | |
Feb. 25, 2021, 4 a.m. | 8.7 ppb (9) | 0.4 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 5.3 μg/m3 (23) | 23.0 | |
Feb. 25, 2021, 3 a.m. | 7.9 ppb (8) | 0.4 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.22 ppb (3) | N/A | 3.6 μg/m3 (16) | 16.0 | |
Feb. 25, 2021, 2 a.m. | 6.0 ppb (6) | 0.3 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.17 ppb (3) | N/A | 5.2 μg/m3 (22) | 22.0 | |
Feb. 25, 2021, 1 a.m. | 5.2 ppb (5) | 0.4 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.18 ppb (3) | N/A | 3.2 μg/m3 (14) | 14.0 | |
Feb. 25, 2021, midnight | 5.0 ppb (5) | 0.5 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.18 ppb (3) | N/A | 3.8 μg/m3 (16) | 16.0 | |
Feb. 24, 2021, 11 p.m. | 4.4 ppb (5) | 0.8 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.18 ppb (3) | N/A | 3.5 μg/m3 (15) | 15.0 | |
Feb. 24, 2021, 10 p.m. | 4.9 ppb (5) | 1.3 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.18 ppb (3) | N/A | 5.6 μg/m3 (24) | 24.0 | |
Feb. 24, 2021, 9 p.m. | 4.5 ppb (5) | 1.5 ppb (2) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | 5.8 μg/m3 (25) | 25.0 | |
Feb. 24, 2021, 8 p.m. | 3.7 ppb (4) | 1.6 ppb (2) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.17 ppb (3) | N/A | 4.2 μg/m3 (18) | 18.0 | |
Feb. 24, 2021, 7 p.m. | 4.2 ppb (4) | 1.9 ppb (2) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | 0.9 μg/m3 (4) | 4.0 | |
Feb. 24, 2021, 6 p.m. | 4.4 ppb (5) | 2.0 ppb (2) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | 4.4 μg/m3 (19) | 19.0 | |
Feb. 24, 2021, 5 p.m. | 3.9 ppb (4) | 1.7 ppb (2) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | 3.9 μg/m3 (17) | 17.0 | |
Feb. 24, 2021, 4 p.m. | 3.8 ppb (4) | 1.5 ppb (2) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | -3.0 μg/m3 (0) | 4.0 | |
Feb. 24, 2021, 3 p.m. | 4.9 ppb (5) | 1.7 ppb (2) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.17 ppb (3) | N/A | 3.6 μg/m3 (16) | 16.0 | |
Feb. 24, 2021, 2 p.m. | 4.9 ppb (5) | 1.2 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.17 ppb (3) | N/A | 6.9 μg/m3 (29) | 29.0 | |
Feb. 24, 2021, 1 p.m. | 6.0 ppb (6) | 0.8 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.17 ppb (3) | N/A | 2.7 μg/m3 (12) | 12.0 | |
Feb. 24, 2021, noon | 5.9 ppb (6) | 0.3 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | 3.9 μg/m3 (17) | 17.0 | |
Feb. 24, 2021, 11 a.m. | 4.3 ppb (5) | 0.3 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.15 ppb (2) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 24, 2021, 10 a.m. | 4.3 ppb (5) | 0.4 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | 2.2 μg/m3 (10) | 10.0 | |
Feb. 24, 2021, 9 a.m. | 4.4 ppb (5) | 0.4 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.15 ppb (2) | N/A | 2.5 μg/m3 (11) | 11.0 | |
Feb. 24, 2021, 8 a.m. | 7.7 ppb (8) | 0.4 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.16 ppb (3) | N/A | -1.2 μg/m3 (0) | 8.0 | |
Feb. 24, 2021, 7 a.m. | 16.5 ppb (16) | 0.8 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.25 ppb (3) | N/A | 4.6 μg/m3 (20) | 20.0 | |
Feb. 24, 2021, 6 a.m. | 48.1 ppb (46) | 12.3 ppb (12) | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 0.39 ppb (5) | N/A | 9.0 μg/m3 (38) | 46.0 | |
Feb. 24, 2021, 5 a.m. | 30.4 ppb (29) | 7.6 ppb (8) | N/A | 23.0 ppb (22) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 4.8 μg/m3 (20) | 29.0 | |
Feb. 24, 2021, 4 a.m. | 41.8 ppb (40) | 9.3 ppb (9) | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 0.4 ppb (5) | N/A | 5.0 μg/m3 (21) | 40.0 | |
Feb. 24, 2021, 3 a.m. | 64.4 ppb (63) | 23.5 ppb (23) | N/A | 41.0 ppb (39) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 5.5 μg/m3 (23) | 63.0 | |
Feb. 24, 2021, 2 a.m. | 50.6 ppb (48) | 20.0 ppb (19) | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 7.5 μg/m3 (32) | 48.0 | |
Feb. 24, 2021, 1 a.m. | 51.3 ppb (49) | 21.6 ppb (21) | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | 6.6 μg/m3 (28) | 49.0 | |
Feb. 24, 2021, midnight | 46.0 ppb (44) | 20.4 ppb (20) | N/A | 26.0 ppb (25) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 10.7 μg/m3 (45) | 45.0 | |
Feb. 23, 2021, 11 p.m. | 42.1 ppb (40) | 22.1 ppb (21) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 4.0 μg/m3 (17) | 40.0 | |
Feb. 23, 2021, 10 p.m. | 33.6 ppb (32) | 17.1 ppb (17) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 2.7 μg/m3 (12) | 32.0 | |
Feb. 23, 2021, 9 p.m. | 32.2 ppb (31) | 16.9 ppb (16) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 4.8 μg/m3 (20) | 31.0 | |
Feb. 23, 2021, 8 p.m. | 26.7 ppb (26) | 14.1 ppb (14) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 3.8 μg/m3 (16) | 26.0 | |
Feb. 23, 2021, 7 p.m. | 21.4 ppb (21) | 12.0 ppb (12) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.25 ppb (3) | N/A | 4.7 μg/m3 (20) | 21.0 | |
Feb. 23, 2021, 6 p.m. | 28.6 ppb (27) | 17.5 ppb (17) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | 6.3 μg/m3 (27) | 27.0 | |
Feb. 23, 2021, 5 p.m. | 34.9 ppb (33) | 22.3 ppb (22) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 5.0 μg/m3 (21) | 33.0 | |
Feb. 23, 2021, 4 p.m. | 42.5 ppb (41) | 26.5 ppb (25) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 7.8 μg/m3 (33) | 41.0 | |
Feb. 23, 2021, 3 p.m. | 41.0 ppb (39) | 24.1 ppb (23) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.34 ppb (4) | N/A | 3.4 μg/m3 (15) | 39.0 | |
Feb. 23, 2021, 2 p.m. | 57.9 ppb (56) | 33.7 ppb (32) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 6.4 μg/m3 (27) | 56.0 | |
Feb. 23, 2021, 1 p.m. | 67.7 ppb (66) | 37.6 ppb (36) | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 0.49 ppb (6) | N/A | 2.1 μg/m3 (9) | 66.0 | |
Feb. 23, 2021, noon | 50.9 ppb (49) | 22.0 ppb (21) | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 5.3 μg/m3 (23) | 49.0 | |
Feb. 23, 2021, 11 a.m. | 47.2 ppb (45) | 18.1 ppb (18) | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 4.9 μg/m3 (21) | 45.0 | |
Feb. 23, 2021, 10 a.m. | 34.2 ppb (33) | 8.4 ppb (8) | N/A | 26.0 ppb (25) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 7.6 μg/m3 (32) | 33.0 | |
Feb. 23, 2021, 9 a.m. | 26.2 ppb (25) | 5.2 ppb (5) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 7.5 μg/m3 (32) | 32.0 | |
Feb. 23, 2021, 8 a.m. | 16.9 ppb (16) | 2.1 ppb (2) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 2.9 μg/m3 (13) | 16.0 | |
Feb. 23, 2021, 7 a.m. | 13.3 ppb (13) | 1.4 ppb (2) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 2.9 μg/m3 (13) | 13.0 | |
Feb. 23, 2021, 6 a.m. | 20.3 ppb (20) | 3.3 ppb (4) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Feb. 23, 2021, 5 a.m. | 23.9 ppb (23) | 8.5 ppb (9) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 2.7 μg/m3 (12) | 23.0 | |
Feb. 23, 2021, 4 a.m. | 29.7 ppb (29) | 9.4 ppb (9) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 6.2 μg/m3 (26) | 29.0 | |
Feb. 23, 2021, 3 a.m. | 31.7 ppb (30) | 9.2 ppb (9) | N/A | 23.0 ppb (22) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Feb. 23, 2021, 2 a.m. | 15.8 ppb (15) | 4.1 ppb (4) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 5.7 μg/m3 (24) | 24.0 | |
Feb. 23, 2021, 1 a.m. | 34.6 ppb (33) | 15.9 ppb (15) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.36 ppb (5) | N/A | 5.3 μg/m3 (23) | 33.0 | |
Feb. 23, 2021, midnight | 44.5 ppb (42) | 18.2 ppb (18) | N/A | 26.0 ppb (25) | N/A | N/A | N/A | 0.39 ppb (5) | N/A | 8.2 μg/m3 (35) | 42.0 | |
Feb. 22, 2021, 11 p.m. | 22.5 ppb (22) | 9.1 ppb (9) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 3.4 μg/m3 (15) | 22.0 | |
Feb. 22, 2021, 10 p.m. | 18.6 ppb (18) | 7.7 ppb (8) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 9.4 μg/m3 (40) | 40.0 | |
Feb. 22, 2021, 9 p.m. | 15.1 ppb (15) | 7.1 ppb (7) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.22 ppb (3) | N/A | 3.6 μg/m3 (16) | 16.0 | |
Feb. 22, 2021, 8 p.m. | 13.9 ppb (14) | 7.1 ppb (7) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 2.4 μg/m3 (10) | 14.0 | |
Feb. 22, 2021, 7 p.m. | 13.5 ppb (13) | 6.7 ppb (7) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 1.4 μg/m3 (6) | 13.0 | |
Feb. 22, 2021, 6 p.m. | 15.6 ppb (15) | 7.7 ppb (8) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 2.7 μg/m3 (12) | 15.0 | |
Feb. 22, 2021, 5 p.m. | 16.6 ppb (16) | 8.5 ppb (9) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 1.3 μg/m3 (6) | 16.0 | |
Feb. 22, 2021, 4 p.m. | 20.6 ppb (20) | 9.8 ppb (10) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 7.4 μg/m3 (31) | 31.0 | |
Feb. 22, 2021, 3 p.m. | 26.9 ppb (26) | 13.6 ppb (13) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 6.0 μg/m3 (25) | 26.0 | |
Feb. 22, 2021, 2 p.m. | 32.4 ppb (31) | 16.1 ppb (16) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 6.7 μg/m3 (28) | 31.0 | |
Feb. 22, 2021, 1 p.m. | 43.2 ppb (41) | 19.4 ppb (19) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.38 ppb (5) | N/A | 7.1 μg/m3 (30) | 41.0 | |
Feb. 22, 2021, noon | 36.9 ppb (35) | 15.7 ppb (15) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 3.1 μg/m3 (13) | 35.0 | |
Feb. 22, 2021, 11 a.m. | 31.6 ppb (30) | 11.9 ppb (12) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 4.6 μg/m3 (20) | 30.0 | |
Feb. 22, 2021, 10 a.m. | 23.1 ppb (22) | 4.5 ppb (5) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.25 ppb (3) | N/A | 1.6 μg/m3 (7) | 22.0 | |
Feb. 22, 2021, 9 a.m. | 18.0 ppb (17) | 1.9 ppb (2) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.22 ppb (3) | N/A | 4.8 μg/m3 (20) | 20.0 | |
Feb. 22, 2021, 8 a.m. | 22.6 ppb (22) | 3.0 ppb (3) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.22 ppb (3) | N/A | 9.9 μg/m3 (42) | 42.0 | |
Feb. 22, 2021, 7 a.m. | 28.7 ppb (28) | 3.4 ppb (4) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 9.8 μg/m3 (41) | 41.0 | |
Feb. 22, 2021, 6 a.m. | 34.5 ppb (33) | 4.9 ppb (5) | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 0.38 ppb (5) | N/A | 12.1 μg/m3 (51) | 51.0 | |
Feb. 22, 2021, 5 a.m. | 38.5 ppb (37) | 7.1 ppb (7) | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 20.9 μg/m3 (70) | 70.0 | |
Feb. 22, 2021, 4 a.m. | 33.0 ppb (32) | 5.1 ppb (5) | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 17.0 μg/m3 (62) | 62.0 | |
Feb. 22, 2021, 3 a.m. | 8.8 ppb (9) | 0.3 ppb (1) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 16.6 μg/m3 (61) | 61.0 | |
Feb. 22, 2021, 2 a.m. | 10.9 ppb (11) | 0.3 ppb (1) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 19.7 μg/m3 (67) | 67.0 | |
Feb. 22, 2021, 1 a.m. | 7.8 ppb (8) | 0.3 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 21.9 μg/m3 (72) | 72.0 | |
Feb. 22, 2021, midnight | 7.3 ppb (7) | 0.3 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 17.6 μg/m3 (63) | 63.0 | |
Feb. 21, 2021, 11 p.m. | 8.4 ppb (8) | 0.6 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 15.5 μg/m3 (59) | 59.0 | |
Feb. 21, 2021, 10 p.m. | 9.8 ppb (10) | 1.1 ppb (2) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.25 ppb (3) | N/A | 17.0 μg/m3 (62) | 62.0 | |
Feb. 21, 2021, 9 p.m. | 19.7 ppb (19) | 6.2 ppb (6) | N/A | 14.0 ppb (14) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 12.8 μg/m3 (53) | 53.0 | |
Feb. 21, 2021, 8 p.m. | 13.8 ppb (14) | 4.6 ppb (5) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 14.2 μg/m3 (56) | 56.0 | |
Feb. 21, 2021, 7 p.m. | 17.1 ppb (17) | 6.3 ppb (6) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 12.3 μg/m3 (52) | 52.0 | |
Feb. 21, 2021, 6 p.m. | 15.3 ppb (15) | 5.2 ppb (5) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 8.8 μg/m3 (37) | 37.0 | |
Feb. 21, 2021, 5 p.m. | 19.5 ppb (19) | 8.0 ppb (8) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 10.4 μg/m3 (44) | 44.0 | |
Feb. 21, 2021, 4 p.m. | 18.2 ppb (18) | 8.0 ppb (8) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | 11.8 μg/m3 (50) | 50.0 | |
Feb. 21, 2021, 3 p.m. | 10.8 ppb (11) | 4.9 ppb (5) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 21, 2021, 2 p.m. | 9.5 ppb (9) | 3.8 ppb (4) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 9.9 μg/m3 (42) | 42.0 | |
Feb. 21, 2021, 1 p.m. | 7.3 ppb (7) | 3.1 ppb (3) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 21, 2021, noon | 6.1 ppb (6) | 1.8 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.22 ppb (3) | N/A | 13.7 μg/m3 (55) | 55.0 | |
Feb. 21, 2021, 11 a.m. | 5.2 ppb (5) | 1.2 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 8.9 μg/m3 (38) | 38.0 | |
Feb. 21, 2021, 10 a.m. | 4.6 ppb (5) | 0.8 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | N/A | N/A | 9.6 μg/m3 (40) | 40.0 | |
Feb. 21, 2021, 9 a.m. | 4.7 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.2 ppb (3) | N/A | 6.5 μg/m3 (28) | 28.0 | |
Feb. 21, 2021, 8 a.m. | 7.8 ppb (8) | 2.2 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.21 ppb (3) | N/A | 8.3 μg/m3 (35) | 35.0 | |
Feb. 21, 2021, 7 a.m. | 6.7 ppb (7) | 1.7 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 8.6 μg/m3 (36) | 36.0 | |
Feb. 21, 2021, 6 a.m. | 7.4 ppb (7) | 2.2 ppb (3) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.25 ppb (3) | N/A | 12.4 μg/m3 (52) | 52.0 | |
Feb. 21, 2021, 5 a.m. | 12.8 ppb (13) | 3.9 ppb (4) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 15.9 μg/m3 (59) | 59.0 | |
Feb. 21, 2021, 4 a.m. | 24.3 ppb (23) | 6.0 ppb (6) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.46 ppb (6) | N/A | 19.6 μg/m3 (67) | 67.0 | |
Feb. 21, 2021, 3 a.m. | 29.4 ppb (28) | 6.9 ppb (7) | N/A | 23.0 ppb (22) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 17.3 μg/m3 (62) | 62.0 | |
Feb. 21, 2021, 2 a.m. | 37.6 ppb (36) | 9.9 ppb (10) | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 17.4 μg/m3 (63) | 63.0 | |
Feb. 21, 2021, 1 a.m. | 38.4 ppb (37) | 11.8 ppb (12) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 17.7 μg/m3 (63) | 63.0 | |
Feb. 21, 2021, midnight | 38.6 ppb (37) | 14.6 ppb (14) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 17.5 μg/m3 (63) | 63.0 | |
Feb. 20, 2021, 11 p.m. | 28.2 ppb (27) | 11.5 ppb (11) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 14.8 μg/m3 (57) | 57.0 | |
Feb. 20, 2021, 10 p.m. | 26.5 ppb (25) | 11.3 ppb (11) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.39 ppb (5) | N/A | 14.9 μg/m3 (57) | 57.0 | |
Feb. 20, 2021, 9 p.m. | 26.7 ppb (26) | 11.7 ppb (12) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.38 ppb (5) | N/A | 22.5 μg/m3 (73) | 73.0 | |
Feb. 20, 2021, 8 p.m. | 27.6 ppb (27) | 11.4 ppb (11) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.4 ppb (5) | N/A | 25.8 μg/m3 (80) | 80.0 | |
Feb. 20, 2021, 7 p.m. | 30.3 ppb (29) | 14.0 ppb (14) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 22.0 μg/m3 (72) | 72.0 | |
Feb. 20, 2021, 6 p.m. | 25.0 ppb (24) | 11.6 ppb (11) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.34 ppb (4) | N/A | 20.5 μg/m3 (69) | 69.0 | |
Feb. 20, 2021, 5 p.m. | 21.4 ppb (21) | 10.0 ppb (10) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.34 ppb (4) | N/A | 19.4 μg/m3 (67) | 67.0 | |
Feb. 20, 2021, 4 p.m. | 21.4 ppb (21) | 9.8 ppb (10) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 33.8 μg/m3 (97) | 97.0 | |
Feb. 20, 2021, 3 p.m. | 30.1 ppb (29) | 14.2 ppb (14) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 47.7 μg/m3 (132) | 132.0 | |
Feb. 20, 2021, 2 p.m. | 28.4 ppb (27) | 11.4 ppb (11) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 25.6 μg/m3 (80) | 80.0 | |
Feb. 20, 2021, 1 p.m. | 31.9 ppb (31) | 11.8 ppb (12) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 16.9 μg/m3 (62) | 62.0 | |
Feb. 20, 2021, noon | 22.1 ppb (21) | 7.6 ppb (8) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 21.1 μg/m3 (70) | 70.0 | |
Feb. 20, 2021, 11 a.m. | 16.5 ppb (16) | 4.1 ppb (4) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.25 ppb (3) | N/A | 22.3 μg/m3 (73) | 73.0 | |
Feb. 20, 2021, 10 a.m. | 13.9 ppb (14) | 2.2 ppb (3) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 23.0 μg/m3 (74) | 74.0 | |
Feb. 20, 2021, 9 a.m. | 18.8 ppb (18) | 5.6 ppb (6) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 22.6 μg/m3 (74) | 74.0 | |
Feb. 20, 2021, 8 a.m. | 14.6 ppb (14) | 3.1 ppb (3) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.23 ppb (3) | N/A | 17.2 μg/m3 (62) | 62.0 | |
Feb. 20, 2021, 7 a.m. | 16.4 ppb (16) | 3.8 ppb (4) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.24 ppb (3) | N/A | 21.1 μg/m3 (70) | 70.0 | |
Feb. 20, 2021, 6 a.m. | 25.3 ppb (24) | 7.6 ppb (8) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 21.3 μg/m3 (71) | 71.0 | |
Feb. 20, 2021, 5 a.m. | 25.0 ppb (24) | 6.7 ppb (7) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 18.8 μg/m3 (66) | 66.0 | |
Feb. 20, 2021, 4 a.m. | 27.6 ppb (27) | 8.7 ppb (9) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 17.7 μg/m3 (63) | 63.0 | |
Feb. 20, 2021, 3 a.m. | 27.5 ppb (26) | 9.3 ppb (9) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 17.4 μg/m3 (63) | 63.0 | |
Feb. 20, 2021, 2 a.m. | 30.9 ppb (30) | 11.4 ppb (11) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.39 ppb (5) | N/A | 15.8 μg/m3 (59) | 59.0 | |
Feb. 20, 2021, 1 a.m. | 34.0 ppb (33) | 13.1 ppb (13) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.36 ppb (5) | N/A | 18.3 μg/m3 (65) | 65.0 | |
Feb. 20, 2021, midnight | 32.6 ppb (31) | 13.0 ppb (13) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.36 ppb (5) | N/A | 14.7 μg/m3 (57) | 57.0 | |
Feb. 19, 2021, 11 p.m. | 41.6 ppb (40) | 20.7 ppb (20) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 18.8 μg/m3 (66) | 66.0 | |
Feb. 19, 2021, 10 p.m. | 28.7 ppb (28) | 13.4 ppb (13) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 16.6 μg/m3 (61) | 61.0 | |
Feb. 19, 2021, 9 p.m. | 22.1 ppb (21) | 9.9 ppb (10) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 15.2 μg/m3 (58) | 58.0 | |
Feb. 19, 2021, 8 p.m. | 22.6 ppb (22) | 12.1 ppb (12) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 13.4 μg/m3 (54) | 54.0 | |
Feb. 19, 2021, 7 p.m. | 23.1 ppb (22) | 12.9 ppb (13) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | 15.0 μg/m3 (58) | 58.0 | |
Feb. 19, 2021, 6 p.m. | 19.0 ppb (18) | 9.8 ppb (10) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | 12.1 μg/m3 (51) | 51.0 | |
Feb. 19, 2021, 5 p.m. | 23.2 ppb (22) | 12.8 ppb (13) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | 15.4 μg/m3 (58) | 58.0 | |
Feb. 19, 2021, 4 p.m. | 27.3 ppb (26) | 14.5 ppb (14) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 26.8 μg/m3 (82) | 82.0 | |
Feb. 19, 2021, 3 p.m. | 32.2 ppb (31) | 17.6 ppb (17) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 33.7 μg/m3 (97) | 97.0 | |
Feb. 19, 2021, 2 p.m. | 39.9 ppb (38) | 19.0 ppb (18) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 24.6 μg/m3 (78) | 78.0 | |
Feb. 19, 2021, 1 p.m. | 52.8 ppb (50) | 20.7 ppb (20) | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 17.2 μg/m3 (62) | 62.0 | |
Feb. 19, 2021, noon | 69.2 ppb (68) | 29.9 ppb (29) | N/A | 39.0 ppb (37) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 2.7 μg/m3 (12) | 68.0 | |
Feb. 19, 2021, 11 a.m. | 70.5 ppb (69) | 30.0 ppb (29) | N/A | 41.0 ppb (39) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | 14.2 μg/m3 (56) | 69.0 | |
Feb. 19, 2021, 10 a.m. | 74.7 ppb (74) | 30.8 ppb (30) | N/A | 44.0 ppb (42) | N/A | N/A | N/A | 0.45 ppb (6) | N/A | 21.6 μg/m3 (71) | 74.0 | |
Feb. 19, 2021, 9 a.m. | 64.4 ppb (63) | 23.3 ppb (22) | N/A | 41.0 ppb (39) | N/A | N/A | N/A | 0.57 ppb (7) | N/A | 16.3 μg/m3 (60) | 63.0 |