Oakland (Peralta-Laney) CA, US: 37.793624, -122.263376
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Feb. 25, 2021, 5 p.m. | 60.4 ppb (58) | 29.3 ppb (28) | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 2.0 μg/m3 (9) | 58.0 | |
Feb. 25, 2021, 4 p.m. | 59.3 ppb (57) | 27.0 ppb (26) | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 0.71 ppb (8) | N/A | 1.0 μg/m3 (5) | 57.0 | |
Feb. 25, 2021, 3 p.m. | 31.6 ppb (30) | 6.5 ppb (7) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.58 ppb (7) | N/A | 0.0 μg/m3 (0) | 30.0 | |
Feb. 25, 2021, 2 p.m. | 22.6 ppb (22) | 1.9 ppb (2) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 0.0 μg/m3 (0) | 22.0 | |
Feb. 25, 2021, 1 p.m. | 8.8 ppb (9) | 0.5 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 25, 2021, noon | 2.8 ppb (3) | 0.4 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 25, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 μg/m3 (5) | 5.0 | |
Feb. 25, 2021, 10 a.m. | 7.8 ppb (8) | 1.6 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 1.0 μg/m3 (5) | 8.0 | |
Feb. 25, 2021, 9 a.m. | 6.9 ppb (7) | 0.8 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 25, 2021, 8 a.m. | 5.0 ppb (5) | 0.5 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 0.0 μg/m3 (0) | 5.0 | |
Feb. 25, 2021, 7 a.m. | 2.0 ppb (2) | 0.3 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.26 ppb (4) | N/A | -1.0 μg/m3 (0) | 4.0 | |
Feb. 25, 2021, 6 a.m. | 3.4 ppb (4) | 0.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 1.0 μg/m3 (5) | 5.0 | |
Feb. 25, 2021, 5 a.m. | 2.5 ppb (3) | 0.4 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 25, 2021, 4 a.m. | 2.0 ppb (2) | 0.4 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 25, 2021, 3 a.m. | 3.0 ppb (3) | 0.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 1.0 μg/m3 (5) | 5.0 | |
Feb. 25, 2021, 2 a.m. | 3.3 ppb (4) | 0.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | -1.0 μg/m3 (0) | 4.0 | |
Feb. 25, 2021, 1 a.m. | 2.9 ppb (3) | 0.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | -2.0 μg/m3 (0) | 4.0 | |
Feb. 25, 2021, midnight | 1.9 ppb (2) | 0.5 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | -2.0 μg/m3 (0) | 4.0 | |
Feb. 24, 2021, 11 p.m. | 1.9 ppb (2) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | -1.0 μg/m3 (0) | 4.0 | |
Feb. 24, 2021, 10 p.m. | 2.2 ppb (3) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | -1.0 μg/m3 (0) | 4.0 | |
Feb. 24, 2021, 9 p.m. | 8.7 ppb (9) | 2.8 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | -2.0 μg/m3 (0) | 9.0 | |
Feb. 24, 2021, 8 p.m. | 5.9 ppb (6) | 1.6 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 24, 2021, 7 p.m. | 33.3 ppb (32) | 15.7 ppb (15) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 6.0 μg/m3 (25) | 32.0 | |
Feb. 24, 2021, 6 p.m. | 40.6 ppb (39) | 20.5 ppb (20) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.48 ppb (6) | N/A | 4.0 μg/m3 (17) | 39.0 | |
Feb. 24, 2021, 5 p.m. | 25.7 ppb (25) | 11.3 ppb (11) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.4 ppb (5) | N/A | 4.0 μg/m3 (17) | 25.0 | |
Feb. 24, 2021, 4 p.m. | 29.6 ppb (28) | 12.8 ppb (13) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Feb. 24, 2021, 3 p.m. | 24.0 ppb (23) | 7.9 ppb (8) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 9.0 μg/m3 (38) | 38.0 | |
Feb. 24, 2021, 2 p.m. | 24.9 ppb (24) | 4.5 ppb (5) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 24, 2021, 1 p.m. | 35.1 ppb (34) | 11.3 ppb (11) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 24, 2021, noon | 9.2 ppb (9) | 0.8 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 24, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (17) | 17.0 | |
Feb. 24, 2021, 10 a.m. | 5.0 ppb (5) | 0.6 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 24, 2021, 9 a.m. | 17.7 ppb (17) | 2.7 ppb (3) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.39 ppb (5) | N/A | 11.0 μg/m3 (46) | 46.0 | |
Feb. 24, 2021, 8 a.m. | 39.4 ppb (38) | 9.6 ppb (10) | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 0.59 ppb (7) | N/A | 12.0 μg/m3 (50) | 50.0 | |
Feb. 24, 2021, 7 a.m. | 37.5 ppb (36) | 7.7 ppb (8) | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 0.55 ppb (7) | N/A | 11.0 μg/m3 (46) | 46.0 | |
Feb. 24, 2021, 6 a.m. | 24.7 ppb (24) | 3.6 ppb (4) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 11.0 μg/m3 (46) | 46.0 | |
Feb. 24, 2021, 5 a.m. | 17.5 ppb (17) | 0.7 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 18.0 μg/m3 (64) | 64.0 | |
Feb. 24, 2021, 4 a.m. | 28.8 ppb (28) | 3.8 ppb (4) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 18.0 μg/m3 (64) | 64.0 | |
Feb. 24, 2021, 3 a.m. | 20.0 ppb (19) | 0.6 ppb (1) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 11.0 μg/m3 (46) | 46.0 | |
Feb. 24, 2021, 2 a.m. | 41.2 ppb (39) | 13.6 ppb (13) | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 0.48 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 24, 2021, 1 a.m. | 55.4 ppb (53) | 21.1 ppb (20) | N/A | N/A | N/A | N/A | N/A | 0.58 ppb (7) | N/A | 4.0 μg/m3 (17) | 53.0 | |
Feb. 24, 2021, midnight | 4.4 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 0.0 μg/m3 (0) | 5.0 | |
Feb. 23, 2021, 11 p.m. | 3.3 ppb (4) | 0.8 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 0.0 μg/m3 (0) | 4.0 | |
Feb. 23, 2021, 10 p.m. | 3.7 ppb (4) | 0.9 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 0.0 μg/m3 (0) | 4.0 | |
Feb. 23, 2021, 9 p.m. | 3.2 ppb (4) | 0.7 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 0.0 μg/m3 (0) | 4.0 | |
Feb. 23, 2021, 8 p.m. | 2.8 ppb (3) | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 0.0 μg/m3 (0) | 4.0 | |
Feb. 23, 2021, 7 p.m. | 3.8 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 1.0 μg/m3 (5) | 5.0 | |
Feb. 23, 2021, 6 p.m. | 28.3 ppb (27) | 12.1 ppb (12) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.4 ppb (5) | N/A | 2.0 μg/m3 (9) | 27.0 | |
Feb. 23, 2021, 5 p.m. | 33.6 ppb (32) | 16.0 ppb (16) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 5.0 μg/m3 (21) | 32.0 | |
Feb. 23, 2021, 4 p.m. | 60.5 ppb (58) | 38.7 ppb (37) | N/A | 22.0 ppb (21) | N/A | N/A | N/A | 0.64 ppb (7) | N/A | 10.0 μg/m3 (42) | 58.0 | |
Feb. 23, 2021, 3 p.m. | 68.7 ppb (67) | 44.1 ppb (42) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.85 ppb (10) | N/A | 9.0 μg/m3 (38) | 67.0 | |
Feb. 23, 2021, 2 p.m. | 51.8 ppb (49) | 29.6 ppb (28) | N/A | 22.0 ppb (21) | N/A | N/A | N/A | 0.79 ppb (10) | N/A | 9.0 μg/m3 (38) | 49.0 | |
Feb. 23, 2021, 1 p.m. | 59.4 ppb (57) | 34.3 ppb (33) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.74 ppb (8) | N/A | 10.0 μg/m3 (42) | 57.0 | |
Feb. 23, 2021, noon | 36.6 ppb (35) | 13.8 ppb (14) | N/A | 23.0 ppb (22) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | 9.0 μg/m3 (38) | 38.0 | |
Feb. 23, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (62) | 62.0 | |
Feb. 23, 2021, 10 a.m. | 51.7 ppb (49) | 25.1 ppb (24) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.93 ppb (11) | N/A | 16.0 μg/m3 (60) | 60.0 | |
Feb. 23, 2021, 9 a.m. | 41.8 ppb (40) | 17.2 ppb (17) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.83 ppb (10) | N/A | 11.0 μg/m3 (46) | 46.0 | |
Feb. 23, 2021, 8 a.m. | 28.8 ppb (28) | 4.3 ppb (5) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.67 ppb (8) | N/A | 13.0 μg/m3 (53) | 53.0 | |
Feb. 23, 2021, 7 a.m. | 25.3 ppb (24) | 1.7 ppb (2) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | 11.0 μg/m3 (46) | 46.0 | |
Feb. 23, 2021, 6 a.m. | 19.8 ppb (19) | 0.8 ppb (1) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Feb. 23, 2021, 5 a.m. | 25.5 ppb (25) | 1.8 ppb (2) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 15.0 μg/m3 (58) | 58.0 | |
Feb. 23, 2021, 4 a.m. | 19.2 ppb (19) | 0.8 ppb (1) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 23, 2021, 3 a.m. | 15.5 ppb (15) | 0.5 ppb (1) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 23, 2021, 2 a.m. | 16.3 ppb (16) | 0.5 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 9.0 μg/m3 (38) | 38.0 | |
Feb. 23, 2021, 1 a.m. | 20.1 ppb (19) | 3.4 ppb (4) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 23, 2021, midnight | 28.3 ppb (27) | 8.5 ppb (9) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.45 ppb (6) | N/A | 5.0 μg/m3 (21) | 27.0 | |
Feb. 22, 2021, 11 p.m. | 35.7 ppb (34) | 13.8 ppb (14) | N/A | 22.0 ppb (21) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 6.0 μg/m3 (25) | 34.0 | |
Feb. 22, 2021, 10 p.m. | 24.0 ppb (23) | 10.0 ppb (10) | N/A | 14.0 ppb (14) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 3.0 μg/m3 (13) | 23.0 | |
Feb. 22, 2021, 9 p.m. | 1.9 ppb (2) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 22, 2021, 8 p.m. | 2.8 ppb (3) | 0.8 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 22, 2021, 7 p.m. | 22.1 ppb (21) | 11.0 ppb (11) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.37 ppb (5) | N/A | 1.0 μg/m3 (5) | 21.0 | |
Feb. 22, 2021, 6 p.m. | 45.9 ppb (44) | 23.0 ppb (22) | N/A | 23.0 ppb (22) | N/A | N/A | N/A | 0.46 ppb (6) | N/A | 1.0 μg/m3 (5) | 44.0 | |
Feb. 22, 2021, 5 p.m. | 8.1 ppb (8) | 3.2 ppb (4) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 1.0 μg/m3 (5) | 8.0 | |
Feb. 22, 2021, 4 p.m. | 15.0 ppb (15) | 6.5 ppb (7) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 1.0 μg/m3 (5) | 15.0 | |
Feb. 22, 2021, 3 p.m. | 16.5 ppb (16) | 5.2 ppb (5) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 0.0 μg/m3 (0) | 16.0 | |
Feb. 22, 2021, 2 p.m. | 7.4 ppb (7) | 0.7 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 22, 2021, 1 p.m. | 62.6 ppb (61) | 35.6 ppb (34) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | 8.0 μg/m3 (34) | 61.0 | |
Feb. 22, 2021, noon | 71.9 ppb (71) | 42.6 ppb (41) | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 0.76 ppb (10) | N/A | 10.0 μg/m3 (42) | 71.0 | |
Feb. 22, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (46) | 46.0 | |
Feb. 22, 2021, 10 a.m. | 38.7 ppb (37) | 12.6 ppb (12) | N/A | 26.0 ppb (25) | N/A | N/A | N/A | 0.84 ppb (10) | N/A | 16.0 μg/m3 (60) | 60.0 | |
Feb. 22, 2021, 9 a.m. | 41.3 ppb (39) | 14.1 ppb (14) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.91 ppb (11) | N/A | 15.0 μg/m3 (58) | 58.0 | |
Feb. 22, 2021, 8 a.m. | 53.9 ppb (51) | 26.7 ppb (26) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 1.05 ppb (13) | N/A | 22.0 μg/m3 (72) | 72.0 | |
Feb. 22, 2021, 7 a.m. | 41.7 ppb (40) | 14.4 ppb (14) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.89 ppb (11) | N/A | 17.0 μg/m3 (62) | 62.0 | |
Feb. 22, 2021, 6 a.m. | 43.0 ppb (41) | 15.0 ppb (15) | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 1.0 ppb (12) | N/A | 25.0 μg/m3 (79) | 79.0 | |
Feb. 22, 2021, 5 a.m. | 30.0 ppb (29) | 5.9 ppb (6) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.78 ppb (10) | N/A | 18.0 μg/m3 (64) | 64.0 | |
Feb. 22, 2021, 4 a.m. | 19.7 ppb (19) | 1.9 ppb (2) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.56 ppb (7) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 22, 2021, 3 a.m. | 17.2 ppb (17) | 0.7 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Feb. 22, 2021, 2 a.m. | 16.6 ppb (16) | 0.7 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 22, 2021, 1 a.m. | 35.6 ppb (34) | 11.2 ppb (11) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.65 ppb (8) | N/A | 3.0 μg/m3 (13) | 34.0 | |
Feb. 22, 2021, midnight | 21.4 ppb (21) | 8.2 ppb (8) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.58 ppb (7) | N/A | 1.0 μg/m3 (5) | 21.0 | |
Feb. 21, 2021, 11 p.m. | 23.7 ppb (23) | 10.0 ppb (10) | N/A | 14.0 ppb (14) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 4.0 μg/m3 (17) | 23.0 | |
Feb. 21, 2021, 10 p.m. | 18.4 ppb (18) | 7.6 ppb (8) | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 3.0 μg/m3 (13) | 18.0 | |
Feb. 21, 2021, 9 p.m. | 17.0 ppb (17) | 7.1 ppb (7) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.55 ppb (7) | N/A | -1.0 μg/m3 (0) | 17.0 | |
Feb. 21, 2021, 8 p.m. | 10.8 ppb (11) | 4.6 ppb (5) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | -1.0 μg/m3 (0) | 11.0 | |
Feb. 21, 2021, 7 p.m. | 15.0 ppb (15) | 7.0 ppb (7) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.49 ppb (6) | N/A | 1.0 μg/m3 (5) | 15.0 | |
Feb. 21, 2021, 6 p.m. | 16.4 ppb (16) | 7.9 ppb (8) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | 0.0 μg/m3 (0) | 16.0 | |
Feb. 21, 2021, 5 p.m. | 12.9 ppb (13) | 5.6 ppb (6) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | -1.0 μg/m3 (0) | 13.0 | |
Feb. 21, 2021, 4 p.m. | 11.7 ppb (12) | 4.9 ppb (5) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 1.0 μg/m3 (5) | 12.0 | |
Feb. 21, 2021, 3 p.m. | 5.7 ppb (6) | 1.9 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 1.0 μg/m3 (5) | 6.0 | |
Feb. 21, 2021, 2 p.m. | 5.7 ppb (6) | 2.0 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 21, 2021, 1 p.m. | 4.7 ppb (5) | 1.8 ppb (2) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 21, 2021, noon | 4.1 ppb (4) | 0.6 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.27 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 21, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 21, 2021, 10 a.m. | 13.4 ppb (13) | 0.8 ppb (1) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.49 ppb (6) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 21, 2021, 9 a.m. | 3.2 ppb (4) | 0.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 21, 2021, 8 a.m. | 3.7 ppb (4) | 0.4 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 21, 2021, 7 a.m. | 7.7 ppb (8) | 0.9 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.36 ppb (5) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 21, 2021, 6 a.m. | 13.3 ppb (13) | 0.8 ppb (1) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 21, 2021, 5 a.m. | 13.4 ppb (13) | 1.1 ppb (2) | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 21, 2021, 4 a.m. | 8.5 ppb (9) | 1.2 ppb (2) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.36 ppb (5) | N/A | 1.0 μg/m3 (5) | 9.0 | |
Feb. 21, 2021, 3 a.m. | 3.9 ppb (4) | 0.5 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 21, 2021, 2 a.m. | 4.4 ppb (5) | 0.6 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 21, 2021, 1 a.m. | 12.4 ppb (12) | 3.6 ppb (4) | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 21, 2021, midnight | 15.6 ppb (15) | 5.7 ppb (6) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.49 ppb (6) | N/A | 3.0 μg/m3 (13) | 15.0 | |
Feb. 20, 2021, 11 p.m. | 9.4 ppb (9) | 3.9 ppb (4) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.38 ppb (5) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 20, 2021, 10 p.m. | 7.2 ppb (7) | 2.9 ppb (3) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.37 ppb (5) | N/A | 1.0 μg/m3 (5) | 7.0 | |
Feb. 20, 2021, 9 p.m. | 8.5 ppb (9) | 3.4 ppb (4) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.37 ppb (5) | N/A | -2.0 μg/m3 (0) | 9.0 | |
Feb. 20, 2021, 8 p.m. | 3.4 ppb (4) | 1.2 ppb (2) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | -1.0 μg/m3 (0) | 4.0 | |
Feb. 20, 2021, 7 p.m. | 5.1 ppb (5) | 1.9 ppb (2) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | -1.0 μg/m3 (0) | 5.0 | |
Feb. 20, 2021, 6 p.m. | 9.8 ppb (10) | 3.9 ppb (4) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 1.0 μg/m3 (5) | 10.0 | |
Feb. 20, 2021, 5 p.m. | 16.8 ppb (16) | 6.7 ppb (7) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.39 ppb (5) | N/A | 4.0 μg/m3 (17) | 17.0 | |
Feb. 20, 2021, 4 p.m. | 15.3 ppb (15) | 5.4 ppb (6) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 4.0 μg/m3 (17) | 17.0 | |
Feb. 20, 2021, 3 p.m. | 11.9 ppb (12) | 3.7 ppb (4) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 3.0 μg/m3 (13) | 13.0 | |
Feb. 20, 2021, 2 p.m. | 13.0 ppb (13) | 3.2 ppb (4) | N/A | 10.0 ppb (10) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Feb. 20, 2021, 1 p.m. | 9.4 ppb (9) | 1.8 ppb (2) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.29 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 20, 2021, noon | 7.6 ppb (8) | 2.0 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 20, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 20, 2021, 10 a.m. | 5.7 ppb (6) | 0.8 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 2.0 μg/m3 (9) | 9.0 | |
Feb. 20, 2021, 9 a.m. | 4.7 ppb (5) | 1.2 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.28 ppb (4) | N/A | 1.0 μg/m3 (5) | 5.0 | |
Feb. 20, 2021, 8 a.m. | 6.3 ppb (6) | 1.7 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 0.0 μg/m3 (0) | 6.0 | |
Feb. 20, 2021, 7 a.m. | 7.0 ppb (7) | 1.8 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.34 ppb (4) | N/A | 1.0 μg/m3 (5) | 7.0 | |
Feb. 20, 2021, 6 a.m. | 9.9 ppb (10) | 2.6 ppb (3) | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 1.0 μg/m3 (5) | 10.0 | |
Feb. 20, 2021, 5 a.m. | 21.7 ppb (21) | 4.7 ppb (5) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.36 ppb (5) | N/A | 3.0 μg/m3 (13) | 21.0 | |
Feb. 20, 2021, 4 a.m. | 21.8 ppb (21) | 5.2 ppb (5) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.4 ppb (5) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 20, 2021, 3 a.m. | 22.9 ppb (22) | 6.3 ppb (6) | N/A | 17.0 ppb (17) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 20, 2021, 2 a.m. | 21.5 ppb (21) | 6.3 ppb (6) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 4.0 μg/m3 (17) | 21.0 | |
Feb. 20, 2021, 1 a.m. | 20.1 ppb (19) | 6.7 ppb (7) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.45 ppb (6) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 20, 2021, midnight | 26.0 ppb (25) | 11.6 ppb (11) | N/A | 14.0 ppb (14) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 4.0 μg/m3 (17) | 25.0 | |
Feb. 19, 2021, 11 p.m. | 26.1 ppb (25) | 11.3 ppb (11) | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.45 ppb (6) | N/A | 3.0 μg/m3 (13) | 25.0 | |
Feb. 19, 2021, 10 p.m. | 35.3 ppb (34) | 16.3 ppb (16) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.49 ppb (6) | N/A | 4.0 μg/m3 (17) | 34.0 | |
Feb. 19, 2021, 9 p.m. | 35.0 ppb (34) | 14.4 ppb (14) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.49 ppb (6) | N/A | 5.0 μg/m3 (21) | 34.0 | |
Feb. 19, 2021, 8 p.m. | 37.3 ppb (36) | 16.7 ppb (16) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.49 ppb (6) | N/A | 6.0 μg/m3 (25) | 36.0 | |
Feb. 19, 2021, 7 p.m. | 40.5 ppb (39) | 19.9 ppb (19) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 6.0 μg/m3 (25) | 39.0 | |
Feb. 19, 2021, 6 p.m. | 41.8 ppb (40) | 19.0 ppb (18) | N/A | 23.0 ppb (22) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 19, 2021, 5 p.m. | 53.0 ppb (50) | 25.8 ppb (25) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 10.0 μg/m3 (42) | 50.0 | |
Feb. 19, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (30) | 30.0 | |
Feb. 19, 2021, midnight | 40.2 ppb (38) | 15.0 ppb (15) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 8.0 μg/m3 (34) | 38.0 | |
Feb. 18, 2021, 11 p.m. | 38.4 ppb (37) | 14.1 ppb (14) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.47 ppb (6) | N/A | 8.0 μg/m3 (34) | 37.0 | |
Feb. 18, 2021, 10 p.m. | 43.3 ppb (41) | 18.5 ppb (18) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 7.0 μg/m3 (30) | 41.0 | |
Feb. 18, 2021, 9 p.m. | 39.1 ppb (37) | 16.9 ppb (16) | N/A | 22.0 ppb (21) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Feb. 18, 2021, 8 p.m. | 64.1 ppb (62) | 33.9 ppb (32) | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 0.48 ppb (6) | N/A | 10.0 μg/m3 (42) | 62.0 | |
Feb. 18, 2021, 7 p.m. | 45.5 ppb (43) | 21.9 ppb (21) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.48 ppb (6) | N/A | 9.0 μg/m3 (38) | 43.0 | |
Feb. 18, 2021, 6 p.m. | 53.0 ppb (50) | 26.5 ppb (25) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 9.0 μg/m3 (38) | 50.0 | |
Feb. 18, 2021, 5 p.m. | 46.3 ppb (44) | 23.2 ppb (22) | N/A | 23.0 ppb (22) | N/A | N/A | N/A | 0.48 ppb (6) | N/A | 10.0 μg/m3 (42) | 44.0 | |
Feb. 18, 2021, 4 p.m. | 86.0 ppb (86) | 51.6 ppb (49) | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 0.72 ppb (8) | N/A | 10.0 μg/m3 (42) | 86.0 | |
Feb. 18, 2021, 3 p.m. | 64.8 ppb (63) | 31.3 ppb (30) | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 0.8 ppb (10) | N/A | 8.0 μg/m3 (34) | 63.0 | |
Feb. 18, 2021, 2 p.m. | 57.3 ppb (55) | 26.1 ppb (25) | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 0.68 ppb (8) | N/A | 8.0 μg/m3 (34) | 55.0 | |
Feb. 18, 2021, 1 p.m. | 41.9 ppb (40) | 14.2 ppb (14) | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 4.0 μg/m3 (17) | 40.0 | |
Feb. 18, 2021, noon | 22.5 ppb (22) | 2.0 ppb (2) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.4 ppb (5) | N/A | -2.0 μg/m3 (0) | 22.0 | |
Feb. 18, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 μg/m3 (5) | 5.0 | |
Feb. 18, 2021, 10 a.m. | 16.7 ppb (16) | 0.6 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 18, 2021, 9 a.m. | 29.2 ppb (28) | 4.8 ppb (5) | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.62 ppb (7) | N/A | 6.0 μg/m3 (25) | 28.0 | |
Feb. 18, 2021, 8 a.m. | 22.6 ppb (22) | 1.2 ppb (2) | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 0.56 ppb (7) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 18, 2021, 7 a.m. | 27.4 ppb (26) | 2.1 ppb (2) | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.56 ppb (7) | N/A | 5.0 μg/m3 (21) | 26.0 | |
Feb. 18, 2021, 6 a.m. | 13.7 ppb (13) | 1.1 ppb (2) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 18, 2021, 5 a.m. | 8.4 ppb (8) | 0.8 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Feb. 18, 2021, 4 a.m. | 14.6 ppb (14) | 1.8 ppb (2) | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.37 ppb (5) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Feb. 18, 2021, 3 a.m. | 22.1 ppb (21) | 2.7 ppb (3) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.46 ppb (6) | N/A | 4.0 μg/m3 (17) | 21.0 |