Pleasanton (Dougherty) CA, US: 37.701222, -121.903019
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 11, 2020, 6 p.m. | 20.3 ppb (19) | 5.8 ppb (5) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.68 ppb (8) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 11, 2020, 5 p.m. | 14.6 ppb (14) | 3.7 ppb (3) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 11, 2020, 4 p.m. | 13.5 ppb (12) | 3.9 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.39 ppb (4) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 11, 2020, 3 p.m. | 12.5 ppb (12) | 4.2 ppb (4) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.36 ppb (4) | N/A | 4.0 μg/m3 (17) | 17.0 | |
| July 11, 2020, 2 p.m. | 28.6 ppb (26) | 15.2 ppb (14) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.57 ppb (6) | N/A | 5.0 μg/m3 (21) | 26.0 | |
| July 11, 2020, 1 p.m. | 31.3 ppb (29) | 17.7 ppb (16) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.56 ppb (6) | N/A | 5.0 μg/m3 (21) | 29.0 | |
| July 11, 2020, noon | 15.8 ppb (15) | 3.8 ppb (4) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| July 11, 2020, 11 a.m. | 27.1 ppb (25) | 11.6 ppb (11) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.34 ppb (4) | N/A | 5.0 μg/m3 (21) | 25.0 | |
| July 11, 2020, 10 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 | |
| July 11, 2020, 9 a.m. | 18.2 ppb (17) | 6.0 ppb (6) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.37 ppb (4) | N/A | 4.0 μg/m3 (17) | 17.0 | |
| July 11, 2020, 8 a.m. | 16.6 ppb (15) | 5.2 ppb (5) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 3.0 μg/m3 (12) | 15.0 | |
| July 11, 2020, 7 a.m. | 14.3 ppb (13) | 2.7 ppb (3) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| July 11, 2020, 6 a.m. | 18.3 ppb (17) | 3.0 ppb (3) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| July 11, 2020, 5 a.m. | 18.1 ppb (17) | 2.1 ppb (2) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.48 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 11, 2020, 4 a.m. | 16.9 ppb (16) | 1.5 ppb (1) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 11, 2020, 3 a.m. | 18.3 ppb (17) | 3.2 ppb (3) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 4.0 μg/m3 (17) | 17.0 | |
| July 11, 2020, 2 a.m. | 28.3 ppb (26) | 10.2 ppb (9) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.83 ppb (9) | N/A | 2.0 μg/m3 (8) | 26.0 | |
| July 11, 2020, 1 a.m. | 27.6 ppb (26) | 10.5 ppb (10) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.89 ppb (10) | N/A | 3.0 μg/m3 (12) | 26.0 | |
| July 11, 2020, midnight | 26.5 ppb (25) | 10.2 ppb (9) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.91 ppb (10) | N/A | 3.0 μg/m3 (12) | 25.0 | |
| July 10, 2020, 11 p.m. | 23.7 ppb (22) | 8.4 ppb (8) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.56 ppb (6) | N/A | 5.0 μg/m3 (21) | 22.0 | |
| July 10, 2020, 10 p.m. | 34.4 ppb (32) | 14.7 ppb (14) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.59 ppb (7) | N/A | 6.0 μg/m3 (25) | 32.0 | |
| July 10, 2020, 9 p.m. | 30.9 ppb (29) | 13.6 ppb (13) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 5.0 μg/m3 (21) | 29.0 | |
| July 10, 2020, 8 p.m. | 36.4 ppb (34) | 16.7 ppb (15) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.63 ppb (7) | N/A | 6.0 μg/m3 (25) | 34.0 | |
| July 10, 2020, 7 p.m. | 40.5 ppb (38) | 20.9 ppb (19) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.65 ppb (7) | N/A | 5.0 μg/m3 (21) | 38.0 | |
| July 10, 2020, 6 p.m. | 44.1 ppb (41) | 24.7 ppb (23) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | 9.0 μg/m3 (38) | 41.0 | |
| July 10, 2020, 5 p.m. | 29.2 ppb (27) | 15.6 ppb (14) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 10, 2020, 4 p.m. | 25.8 ppb (24) | 14.4 ppb (13) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.45 ppb (5) | N/A | 5.0 μg/m3 (21) | 24.0 | |
| July 10, 2020, 3 p.m. | 33.9 ppb (31) | 20.2 ppb (19) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 10, 2020, 2 p.m. | 65.4 ppb (62) | 46.2 ppb (43) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.76 ppb (8) | N/A | 9.0 μg/m3 (38) | 62.0 | |
| July 10, 2020, 1 p.m. | 53.3 ppb (49) | 36.0 ppb (33) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.65 ppb (7) | N/A | 10.0 μg/m3 (42) | 49.0 | |
| July 10, 2020, noon | 50.5 ppb (47) | 33.1 ppb (31) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.56 ppb (6) | N/A | 9.0 μg/m3 (38) | 47.0 | |
| July 10, 2020, 11 a.m. | 27.6 ppb (26) | 15.1 ppb (14) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.39 ppb (4) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 10, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 10, 2020, 9 a.m. | 8.4 ppb (8) | 1.1 ppb (1) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| July 10, 2020, 8 a.m. | 10.1 ppb (9) | 1.8 ppb (2) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 10, 2020, 7 a.m. | 13.2 ppb (12) | 2.0 ppb (2) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 10, 2020, 6 a.m. | 14.7 ppb (14) | 1.8 ppb (2) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 10, 2020, 5 a.m. | 16.3 ppb (15) | 1.8 ppb (2) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.45 ppb (5) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 10, 2020, 4 a.m. | 11.6 ppb (11) | 0.7 ppb (1) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 10, 2020, 3 a.m. | 11.3 ppb (10) | 2.0 ppb (2) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 14.0 μg/m3 (54) | 54.0 | |
| July 10, 2020, 2 a.m. | 22.3 ppb (21) | 8.0 ppb (7) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.68 ppb (8) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 10, 2020, 1 a.m. | 14.3 ppb (13) | 4.6 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.63 ppb (7) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 10, 2020, midnight | 13.6 ppb (13) | 3.8 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 9, 2020, 11 p.m. | 17.4 ppb (16) | 4.6 ppb (4) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 9, 2020, 10 p.m. | 19.3 ppb (18) | 4.3 ppb (4) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.58 ppb (6) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 9, 2020, 9 p.m. | 20.1 ppb (19) | 4.8 ppb (4) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.55 ppb (6) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 9, 2020, 8 p.m. | 28.1 ppb (26) | 8.0 ppb (7) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.69 ppb (8) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 9, 2020, 7 p.m. | 34.5 ppb (32) | 12.7 ppb (12) | N/A | 22.0 ppb (20) | N/A | N/A | N/A | 0.64 ppb (7) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 9, 2020, 6 p.m. | 29.1 ppb (27) | 12.0 ppb (11) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.55 ppb (6) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 9, 2020, 5 p.m. | 19.6 ppb (18) | 8.1 ppb (8) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 9, 2020, 4 p.m. | 20.7 ppb (19) | 9.9 ppb (9) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.45 ppb (5) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 9, 2020, 3 p.m. | 37.1 ppb (34) | 21.2 ppb (20) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.56 ppb (6) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 9, 2020, 2 p.m. | 18.5 ppb (17) | 9.0 ppb (8) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 17.0 μg/m3 (61) | 61.0 | |
| July 9, 2020, 1 p.m. | 26.1 ppb (24) | 13.3 ppb (12) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 9, 2020, noon | 34.8 ppb (32) | 17.6 ppb (16) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 7.0 μg/m3 (29) | 32.0 | |
| July 9, 2020, 11 a.m. | 6.1 ppb (6) | 0.6 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 9, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 9, 2020, 9 a.m. | 8.9 ppb (8) | 3.0 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.31 ppb (3) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 9, 2020, 8 a.m. | 9.0 ppb (8) | 2.8 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.31 ppb (3) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 9, 2020, 7 a.m. | 8.0 ppb (7) | 2.4 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 9, 2020, 6 a.m. | 10.2 ppb (9) | 4.1 ppb (4) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 9, 2020, 5 a.m. | 13.4 ppb (12) | 5.5 ppb (5) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.38 ppb (4) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 9, 2020, 4 a.m. | 11.9 ppb (11) | 4.4 ppb (4) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.36 ppb (4) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 9, 2020, 3 a.m. | 15.5 ppb (14) | 7.3 ppb (7) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 9, 2020, 2 a.m. | 17.3 ppb (16) | 8.1 ppb (8) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.57 ppb (6) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 9, 2020, 1 a.m. | 18.7 ppb (17) | 8.6 ppb (8) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.63 ppb (7) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 9, 2020, midnight | 11.9 ppb (11) | 4.1 ppb (4) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 8, 2020, 11 p.m. | 10.7 ppb (10) | 3.3 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 5.0 μg/m3 (21) | 21.0 | |
| July 8, 2020, 10 p.m. | 22.5 ppb (21) | 7.1 ppb (7) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.59 ppb (7) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 8, 2020, 9 p.m. | 23.5 ppb (22) | 6.2 ppb (6) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.57 ppb (6) | N/A | 18.0 μg/m3 (63) | 63.0 | |
| July 8, 2020, 8 p.m. | 21.9 ppb (20) | 6.2 ppb (6) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.55 ppb (6) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 8, 2020, 7 p.m. | 32.9 ppb (30) | 10.7 ppb (10) | N/A | 22.0 ppb (20) | N/A | N/A | N/A | 0.67 ppb (7) | N/A | 15.0 μg/m3 (56) | 56.0 | |
| July 8, 2020, 6 p.m. | 16.7 ppb (15) | 5.0 ppb (5) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.46 ppb (5) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 8, 2020, 5 p.m. | 18.6 ppb (17) | 7.1 ppb (7) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.46 ppb (5) | N/A | N/A | 17.0 | |
| July 8, 2020, 4 p.m. | 18.7 ppb (17) | 8.6 ppb (8) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 8, 2020, 3 p.m. | 16.4 ppb (15) | 7.9 ppb (7) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 17.0 μg/m3 (61) | 61.0 | |
| July 8, 2020, 2 p.m. | 14.3 ppb (13) | 6.6 ppb (6) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 8, 2020, 1 p.m. | 21.1 ppb (20) | 9.9 ppb (9) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 8, 2020, noon | 41.7 ppb (39) | 25.8 ppb (24) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 9.0 μg/m3 (38) | 39.0 | |
| July 8, 2020, 11 a.m. | 20.0 ppb (19) | 8.5 ppb (8) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.38 ppb (4) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 8, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 8, 2020, 9 a.m. | 6.7 ppb (6) | 0.7 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.29 ppb (3) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 8, 2020, 8 a.m. | 8.8 ppb (8) | 1.7 ppb (2) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.29 ppb (3) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 8, 2020, 7 a.m. | 9.0 ppb (8) | 3.2 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 8, 2020, 6 a.m. | 12.4 ppb (11) | 4.6 ppb (4) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | 14.0 μg/m3 (54) | 54.0 | |
| July 8, 2020, 5 a.m. | 11.5 ppb (11) | 3.0 ppb (3) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.37 ppb (4) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 8, 2020, 4 a.m. | 8.9 ppb (8) | 0.6 ppb (1) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 16.0 μg/m3 (59) | 59.0 | |
| July 8, 2020, 3 a.m. | 18.0 ppb (17) | 5.3 ppb (5) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.49 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 8, 2020, 2 a.m. | 14.3 ppb (13) | 4.4 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 8, 2020, 1 a.m. | 6.8 ppb (6) | 1.3 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.38 ppb (4) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 8, 2020, midnight | 6.4 ppb (6) | 1.3 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| July 7, 2020, 11 p.m. | 10.1 ppb (9) | 1.9 ppb (2) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 7, 2020, 10 p.m. | 12.3 ppb (11) | 2.2 ppb (2) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.46 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 7, 2020, 9 p.m. | 14.9 ppb (14) | 3.4 ppb (3) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.46 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 7, 2020, 8 p.m. | 13.9 ppb (13) | 3.8 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 7, 2020, 7 p.m. | 27.3 ppb (25) | 9.8 ppb (9) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 7, 2020, 6 p.m. | 25.1 ppb (23) | 9.4 ppb (9) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.49 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 7, 2020, 5 p.m. | 29.1 ppb (27) | 13.4 ppb (12) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.48 ppb (5) | N/A | 6.0 μg/m3 (25) | 27.0 | |
| July 7, 2020, 4 p.m. | 37.1 ppb (34) | 18.0 ppb (17) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 7, 2020, 3 p.m. | 35.3 ppb (33) | 17.3 ppb (16) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 7, 2020, 2 p.m. | 36.4 ppb (34) | 17.6 ppb (16) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 7, 2020, 1 p.m. | 33.0 ppb (31) | 12.4 ppb (11) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | 0.58 ppb (6) | N/A | 19.0 μg/m3 (65) | 65.0 | |
| July 7, 2020, noon | 27.8 ppb (26) | 10.0 ppb (9) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.48 ppb (5) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 7, 2020, 11 a.m. | 10.3 ppb (10) | 2.3 ppb (2) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| July 7, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 7, 2020, 9 a.m. | 1.8 ppb (2) | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 7, 2020, 8 a.m. | 1.3 ppb (1) | 0.1 ppb (0) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | 0.29 ppb (3) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 7, 2020, 7 a.m. | 1.6 ppb (1) | 0.2 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.28 ppb (3) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 7, 2020, 6 a.m. | 2.3 ppb (2) | 0.5 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.28 ppb (3) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 7, 2020, 5 a.m. | 6.0 ppb (6) | 1.6 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.29 ppb (3) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 7, 2020, 4 a.m. | 7.9 ppb (7) | 2.2 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
| July 7, 2020, 3 a.m. | 10.3 ppb (10) | 3.7 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 7, 2020, 2 a.m. | 4.2 ppb (4) | 1.2 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.27 ppb (3) | N/A | 4.0 μg/m3 (17) | 17.0 | |
| July 7, 2020, 1 a.m. | 5.0 ppb (5) | 1.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.31 ppb (3) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 7, 2020, midnight | 6.7 ppb (6) | 2.3 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | 5.0 μg/m3 (21) | 21.0 | |
| July 6, 2020, 11 p.m. | 3.2 ppb (3) | 0.9 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | 4.0 μg/m3 (17) | 17.0 | |
| July 6, 2020, 10 p.m. | 2.7 ppb (3) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.28 ppb (3) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 6, 2020, 9 p.m. | 3.7 ppb (3) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.29 ppb (3) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 6, 2020, 8 p.m. | 14.8 ppb (14) | 5.8 ppb (5) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 6, 2020, 7 p.m. | 21.4 ppb (20) | 8.9 ppb (8) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.45 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 6, 2020, 6 p.m. | 23.8 ppb (22) | 10.0 ppb (9) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 7.0 μg/m3 (29) | 29.0 | |
| July 6, 2020, 5 p.m. | 22.8 ppb (21) | 10.2 ppb (9) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.38 ppb (4) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 6, 2020, 4 p.m. | 26.6 ppb (25) | 12.2 ppb (11) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 6, 2020, 3 p.m. | 30.9 ppb (29) | 15.0 ppb (14) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 6, 2020, 2 p.m. | 34.3 ppb (32) | 17.5 ppb (16) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.57 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 6, 2020, 1 p.m. | 28.0 ppb (26) | 12.9 ppb (12) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 6, 2020, noon | 26.1 ppb (24) | 11.2 ppb (10) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.45 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 6, 2020, 11 a.m. | 12.5 ppb (12) | 2.6 ppb (2) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.36 ppb (4) | N/A | 15.0 μg/m3 (56) | 56.0 | |
| July 6, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 6, 2020, 9 a.m. | 5.9 ppb (5) | 1.5 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.31 ppb (3) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 6, 2020, 8 a.m. | 5.3 ppb (5) | 1.3 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.31 ppb (3) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 6, 2020, 7 a.m. | 6.5 ppb (6) | 1.3 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 6, 2020, 6 a.m. | 7.9 ppb (7) | 2.4 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.34 ppb (4) | N/A | 15.0 μg/m3 (56) | 56.0 | |
| July 6, 2020, 5 a.m. | 9.2 ppb (9) | 2.5 ppb (2) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.37 ppb (4) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 6, 2020, 4 a.m. | 9.9 ppb (9) | 2.8 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.38 ppb (4) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 6, 2020, 3 a.m. | 9.5 ppb (9) | 3.0 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.46 ppb (5) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 6, 2020, 2 a.m. | 9.9 ppb (9) | 3.6 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.49 ppb (5) | N/A | 14.0 μg/m3 (54) | 54.0 | |
| July 6, 2020, 1 a.m. | 10.0 ppb (9) | 3.3 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 11.0 μg/m3 (46) | 46.0 | |
| July 6, 2020, midnight | 10.1 ppb (9) | 3.1 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.58 ppb (6) | N/A | 14.0 μg/m3 (54) | 54.0 | |
| July 5, 2020, 11 p.m. | 8.5 ppb (8) | 2.0 ppb (2) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.49 ppb (5) | N/A | 5.0 μg/m3 (21) | 21.0 | |
| July 5, 2020, 10 p.m. | 8.7 ppb (8) | 1.9 ppb (2) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 5.0 μg/m3 (21) | 21.0 | |
| July 5, 2020, 9 p.m. | 8.7 ppb (8) | 2.0 ppb (2) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.49 ppb (5) | N/A | 9.0 μg/m3 (38) | 38.0 | |
| July 5, 2020, 8 p.m. | 10.8 ppb (10) | 3.0 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 5, 2020, 7 p.m. | 11.0 ppb (10) | 3.0 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.58 ppb (6) | N/A | 8.0 μg/m3 (33) | 33.0 | |
| July 5, 2020, 6 p.m. | 10.4 ppb (10) | 2.8 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.58 ppb (6) | N/A | 12.0 μg/m3 (50) | 50.0 | |
| July 5, 2020, 5 p.m. | 10.7 ppb (10) | 2.9 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 17.0 μg/m3 (61) | 61.0 | |
| July 5, 2020, 4 p.m. | 8.7 ppb (8) | 2.3 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.39 ppb (4) | N/A | 22.0 μg/m3 (71) | 71.0 | |
| July 5, 2020, 3 p.m. | 8.3 ppb (8) | 2.1 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 21.0 μg/m3 (69) | 69.0 | |
| July 5, 2020, 2 p.m. | 9.2 ppb (9) | 2.2 ppb (2) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.36 ppb (4) | N/A | 27.0 μg/m3 (82) | 82.0 | |
| July 5, 2020, 1 p.m. | 14.1 ppb (13) | 4.0 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 36.0 μg/m3 (101) | 101.0 | |
| July 5, 2020, noon | 9.0 ppb (8) | 1.4 ppb (1) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.35 ppb (4) | N/A | 40.0 μg/m3 (111) | 111.0 | |
| July 5, 2020, 11 a.m. | 7.7 ppb (7) | 0.8 ppb (1) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.32 ppb (4) | N/A | 48.0 μg/m3 (131) | 131.0 | |
| July 5, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 μg/m3 (109) | 109.0 | |
| July 5, 2020, 9 a.m. | 4.7 ppb (4) | 0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.27 ppb (3) | N/A | 22.0 μg/m3 (71) | 71.0 | |
| July 5, 2020, 8 a.m. | 6.8 ppb (6) | 0.4 ppb (0) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.33 ppb (4) | N/A | 54.0 μg/m3 (146) | 146.0 | |
| July 5, 2020, 7 a.m. | 8.4 ppb (8) | 0.4 ppb (0) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.37 ppb (4) | N/A | 64.0 μg/m3 (154) | 154.0 | |
| July 5, 2020, 6 a.m. | 7.9 ppb (7) | 0.4 ppb (0) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.41 ppb (5) | N/A | 40.0 μg/m3 (111) | 111.0 | |
| July 5, 2020, 5 a.m. | 7.1 ppb (7) | 0.3 ppb (0) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | 20.0 μg/m3 (67) | 67.0 | |
| July 5, 2020, 4 a.m. | 6.4 ppb (6) | 0.3 ppb (0) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.43 ppb (5) | N/A | 23.0 μg/m3 (73) | 73.0 | |
| July 5, 2020, 3 a.m. | 9.0 ppb (8) | 1.5 ppb (1) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | 15.0 μg/m3 (56) | 56.0 | |
| July 5, 2020, 2 a.m. | 9.8 ppb (9) | 2.3 ppb (2) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.61 ppb (7) | N/A | 15.0 μg/m3 (56) | 56.0 | |
| July 5, 2020, 1 a.m. | 5.5 ppb (5) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.47 ppb (5) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 5, 2020, midnight | 5.5 ppb (5) | 0.6 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.44 ppb (5) | N/A | 13.0 μg/m3 (52) | 52.0 | |
| July 4, 2020, 11 p.m. | 7.6 ppb (7) | 0.9 ppb (1) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.54 ppb (6) | N/A | 16.0 μg/m3 (59) | 59.0 | |
| July 4, 2020, 10 p.m. | 6.0 ppb (6) | 0.6 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.52 ppb (6) | N/A | 14.0 μg/m3 (54) | 54.0 | |
| July 4, 2020, 9 p.m. | 7.0 ppb (6) | 0.8 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.53 ppb (6) | N/A | 15.0 μg/m3 (56) | 56.0 | |
| July 4, 2020, 8 p.m. | 7.6 ppb (7) | 1.2 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.51 ppb (6) | N/A | 10.0 μg/m3 (42) | 42.0 | |
| July 4, 2020, 7 p.m. | 11.1 ppb (10) | 2.4 ppb (2) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.66 ppb (7) | N/A | 11.0 μg/m3 (46) | 46.0 |