Rumford (Rumford) RI, US: 41.840302, -71.361702
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Jan. 25, 2021, 2 a.m. | 2.6 ppb (3) | 0.1 ppb (1) | 2.4 ppb (3) | 3.0 ppb (3) | 2.2 ppb (3) | 0.0 ppb (0) | 38.0 ppb (36) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 36.0 | |
Jan. 25, 2021, 1 a.m. | 2.6 ppb (3) | 0.1 ppb (1) | 2.4 ppb (3) | 3.0 ppb (3) | 2.3 ppb (3) | 0.0 ppb (0) | 38.0 ppb (36) | 0.16 ppb (3) | N/A | -1.0 μg/m3 (0) | 36.0 | |
Jan. 25, 2021, midnight | 2.2 ppb (3) | 0.0 ppb (0) | 2.1 ppb (2) | 2.0 ppb (2) | 2.0 ppb (2) | 0.0 ppb (0) | 39.0 ppb (37) | 0.17 ppb (3) | N/A | -1.0 μg/m3 (0) | 37.0 | |
Jan. 24, 2021, 11 p.m. | 2.6 ppb (3) | 0.1 ppb (1) | 2.4 ppb (3) | 3.0 ppb (3) | 2.2 ppb (3) | 0.0 ppb (0) | 39.0 ppb (37) | 0.16 ppb (3) | N/A | -1.0 μg/m3 (0) | 37.0 | |
Jan. 24, 2021, 10 p.m. | 2.7 ppb (3) | 0.1 ppb (1) | 2.5 ppb (3) | 3.0 ppb (3) | 2.4 ppb (3) | 0.0 ppb (0) | 39.0 ppb (37) | 0.16 ppb (3) | N/A | 0.0 μg/m3 (0) | 37.0 | |
Jan. 24, 2021, 9 p.m. | 1.9 ppb (2) | 0.1 ppb (1) | 1.7 ppb (2) | 2.0 ppb (2) | 1.6 ppb (2) | 0.0 ppb (0) | 41.0 ppb (38) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 38.0 | |
Jan. 24, 2021, 8 p.m. | 1.5 ppb (2) | 0.2 ppb (1) | 1.3 ppb (2) | 1.0 ppb (1) | 1.0 ppb (1) | 0.0 ppb (0) | 41.0 ppb (38) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 38.0 | |
Jan. 24, 2021, 7 p.m. | 1.3 ppb (2) | 0.3 ppb (1) | 1.1 ppb (2) | 1.0 ppb (1) | 0.8 ppb (1) | 0.0 ppb (0) | 41.0 ppb (38) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 38.0 | |
Jan. 24, 2021, 6 p.m. | 1.2 ppb (2) | 0.3 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | 0.6 ppb (1) | 0.0 ppb (0) | 41.0 ppb (38) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 38.0 | |
Jan. 24, 2021, 5 p.m. | 1.2 ppb (2) | 0.3 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | 0.6 ppb (1) | 0.0 ppb (0) | 41.0 ppb (38) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 38.0 | |
Jan. 24, 2021, 4 p.m. | 1.2 ppb (2) | 0.4 ppb (1) | 1.1 ppb (2) | 1.0 ppb (1) | 0.6 ppb (1) | 0.0 ppb (0) | 40.0 ppb (38) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 38.0 | |
Jan. 24, 2021, 3 p.m. | 1.3 ppb (2) | 0.4 ppb (1) | 1.2 ppb (2) | 1.0 ppb (1) | 0.7 ppb (1) | 0.0 ppb (0) | 39.0 ppb (37) | 0.15 ppb (2) | N/A | -1.0 μg/m3 (0) | 37.0 | |
Jan. 24, 2021, 2 p.m. | 1.5 ppb (2) | 0.4 ppb (1) | 1.3 ppb (2) | 1.0 ppb (1) | 0.9 ppb (1) | 0.0 ppb (0) | 38.0 ppb (36) | 0.14 ppb (2) | N/A | 0.0 μg/m3 (0) | 36.0 | |
Jan. 24, 2021, 1 p.m. | 2.5 ppb (3) | 0.5 ppb (1) | 2.3 ppb (3) | 2.0 ppb (2) | 1.8 ppb (2) | 0.0 ppb (0) | 36.0 ppb (34) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 34.0 | |
Jan. 24, 2021, noon | 3.0 ppb (3) | 0.2 ppb (1) | 2.8 ppb (3) | 3.0 ppb (3) | 2.6 ppb (3) | 0.0 ppb (0) | 35.0 ppb (33) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 33.0 | |
Jan. 24, 2021, 11 a.m. | 2.6 ppb (3) | 0.0 ppb (0) | 2.4 ppb (3) | 3.0 ppb (3) | 2.3 ppb (3) | 0.0 ppb (0) | 36.0 ppb (34) | 0.14 ppb (2) | N/A | 1.0 μg/m3 (5) | 34.0 | |
Jan. 24, 2021, 10 a.m. | 2.9 ppb (3) | 0.0 ppb (0) | 2.7 ppb (3) | 3.0 ppb (3) | 2.6 ppb (3) | 0.0 ppb (0) | 35.0 ppb (33) | 0.15 ppb (2) | N/A | 0.0 μg/m3 (0) | 33.0 | |
Jan. 24, 2021, 9 a.m. | 2.4 ppb (3) | 0.1 ppb (1) | 2.2 ppb (3) | 2.0 ppb (2) | 2.1 ppb (2) | 0.0 ppb (0) | 36.0 ppb (34) | 0.14 ppb (2) | N/A | 0.0 μg/m3 (0) | 34.0 | |
Jan. 24, 2021, 8 a.m. | 2.3 ppb (3) | 0.0 ppb (0) | 2.0 ppb (2) | 2.0 ppb (2) | 1.9 ppb (2) | 0.0 ppb (0) | 36.0 ppb (34) | 0.14 ppb (2) | N/A | -1.0 μg/m3 (0) | 34.0 | |
Jan. 24, 2021, 7 a.m. | 2.4 ppb (3) | 0.0 ppb (0) | 2.3 ppb (3) | 2.0 ppb (2) | 2.1 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | 0.0 μg/m3 (0) | 32.0 | |
Jan. 24, 2021, 6 a.m. | 2.2 ppb (3) | 0.1 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | 1.9 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.14 ppb (2) | N/A | 3.0 μg/m3 (13) | 32.0 | |
Jan. 24, 2021, 5 a.m. | 1.9 ppb (2) | 0.1 ppb (1) | 1.6 ppb (2) | 2.0 ppb (2) | 1.5 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 32.0 | |
Jan. 24, 2021, 4 a.m. | 1.9 ppb (2) | 0.1 ppb (1) | 1.7 ppb (2) | 2.0 ppb (2) | 1.6 ppb (2) | 0.0 ppb (0) | 35.0 ppb (33) | 0.13 ppb (2) | N/A | 0.0 μg/m3 (0) | 33.0 | |
Jan. 24, 2021, 3 a.m. | 1.9 ppb (2) | 0.1 ppb (1) | 1.7 ppb (2) | 2.0 ppb (2) | 1.5 ppb (2) | 0.0 ppb (0) | 35.0 ppb (33) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 33.0 | |
Jan. 24, 2021, 2 a.m. | 1.8 ppb (2) | 0.1 ppb (1) | 1.6 ppb (2) | 2.0 ppb (2) | 1.4 ppb (2) | 0.0 ppb (0) | 36.0 ppb (34) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 34.0 | |
Jan. 24, 2021, 1 a.m. | 1.9 ppb (2) | 0.1 ppb (1) | 1.7 ppb (2) | 2.0 ppb (2) | 1.6 ppb (2) | 0.0 ppb (0) | 36.0 ppb (34) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 34.0 | |
Jan. 24, 2021, midnight | 1.8 ppb (2) | 0.1 ppb (1) | 1.6 ppb (2) | 2.0 ppb (2) | 1.4 ppb (2) | 0.0 ppb (0) | 36.0 ppb (34) | 0.16 ppb (3) | N/A | 2.0 μg/m3 (9) | 34.0 | |
Jan. 23, 2021, 11 p.m. | 2.0 ppb (2) | 0.1 ppb (1) | 1.8 ppb (2) | 2.0 ppb (2) | 1.7 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 32.0 | |
Jan. 23, 2021, 10 p.m. | 1.8 ppb (2) | 0.1 ppb (1) | 1.6 ppb (2) | 2.0 ppb (2) | 1.5 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | -1.0 μg/m3 (0) | 32.0 | |
Jan. 23, 2021, 9 p.m. | 2.0 ppb (2) | 0.2 ppb (1) | 1.8 ppb (2) | 2.0 ppb (2) | 1.6 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 32.0 | |
Jan. 23, 2021, 8 p.m. | 1.7 ppb (2) | 0.3 ppb (1) | 1.5 ppb (2) | 1.0 ppb (1) | 1.2 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 32.0 | |
Jan. 23, 2021, 7 p.m. | 1.2 ppb (2) | 0.3 ppb (1) | 1.1 ppb (2) | 1.0 ppb (1) | 0.8 ppb (1) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | 3.0 μg/m3 (13) | 32.0 | |
Jan. 23, 2021, 6 p.m. | 1.3 ppb (2) | 0.3 ppb (1) | 1.2 ppb (2) | 1.0 ppb (1) | 0.8 ppb (1) | 0.0 ppb (0) | 35.0 ppb (33) | 0.15 ppb (2) | N/A | 5.0 μg/m3 (21) | 33.0 | |
Jan. 23, 2021, 5 p.m. | 1.3 ppb (2) | 0.4 ppb (1) | 1.2 ppb (2) | 1.0 ppb (1) | 0.8 ppb (1) | 0.0 ppb (0) | 35.0 ppb (33) | 0.15 ppb (2) | N/A | 4.0 μg/m3 (17) | 33.0 | |
Jan. 23, 2021, 4 p.m. | 1.4 ppb (2) | 0.4 ppb (1) | 1.3 ppb (2) | 1.0 ppb (1) | 0.8 ppb (1) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 32.0 | |
Jan. 23, 2021, 3 p.m. | 1.5 ppb (2) | 0.5 ppb (1) | 1.4 ppb (2) | 1.0 ppb (1) | 0.9 ppb (1) | 0.0 ppb (0) | 32.0 ppb (30) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 30.0 | |
Jan. 23, 2021, 2 p.m. | 1.8 ppb (2) | 0.5 ppb (1) | 1.6 ppb (2) | 1.0 ppb (1) | 1.1 ppb (2) | 0.0 ppb (0) | 32.0 ppb (30) | 0.15 ppb (2) | N/A | 3.0 μg/m3 (13) | 30.0 | |
Jan. 23, 2021, 1 p.m. | 2.4 ppb (3) | 0.5 ppb (1) | 2.2 ppb (3) | 2.0 ppb (2) | 1.7 ppb (2) | 0.0 ppb (0) | 31.0 ppb (29) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 29.0 | |
Jan. 23, 2021, noon | 3.0 ppb (3) | 0.2 ppb (1) | 2.8 ppb (3) | 3.0 ppb (3) | 2.6 ppb (3) | 0.0 ppb (0) | 30.0 ppb (28) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 28.0 | |
Jan. 23, 2021, 11 a.m. | 2.7 ppb (3) | 0.0 ppb (0) | 2.5 ppb (3) | 3.0 ppb (3) | 2.4 ppb (3) | 0.0 ppb (0) | 29.0 ppb (27) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 27.0 | |
Jan. 23, 2021, 10 a.m. | 2.8 ppb (3) | 0.0 ppb (0) | 2.5 ppb (3) | 3.0 ppb (3) | 2.5 ppb (3) | 0.0 ppb (0) | 29.0 ppb (27) | 0.16 ppb (3) | N/A | 2.0 μg/m3 (9) | 27.0 | |
Jan. 23, 2021, 9 a.m. | 2.8 ppb (3) | 0.0 ppb (0) | 2.7 ppb (3) | 3.0 ppb (3) | 2.6 ppb (3) | 0.0 ppb (0) | 30.0 ppb (28) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 28.0 | |
Jan. 23, 2021, 8 a.m. | 3.1 ppb (3) | 0.0 ppb (0) | 2.9 ppb (3) | 3.0 ppb (3) | 2.8 ppb (3) | 0.0 ppb (0) | 30.0 ppb (28) | 0.15 ppb (2) | N/A | 0.0 μg/m3 (0) | 28.0 | |
Jan. 23, 2021, 7 a.m. | 3.7 ppb (4) | 0.0 ppb (0) | 3.5 ppb (4) | 4.0 ppb (4) | 3.4 ppb (4) | 0.0 ppb (0) | 28.0 ppb (26) | 0.16 ppb (3) | N/A | 2.0 μg/m3 (9) | 26.0 | |
Jan. 23, 2021, 6 a.m. | 4.2 ppb (4) | 0.0 ppb (0) | 4.0 ppb (4) | 4.0 ppb (4) | 4.0 ppb (4) | 0.0 ppb (0) | 27.0 ppb (25) | 0.17 ppb (3) | N/A | 4.0 μg/m3 (17) | 25.0 | |
Jan. 23, 2021, 5 a.m. | 4.2 ppb (4) | 0.0 ppb (0) | 4.0 ppb (4) | 4.0 ppb (4) | 3.9 ppb (4) | 0.0 ppb (0) | 27.0 ppb (25) | 0.17 ppb (3) | N/A | 1.0 μg/m3 (5) | 25.0 | |
Jan. 23, 2021, 4 a.m. | 3.6 ppb (4) | 0.0 ppb (0) | 3.4 ppb (4) | 4.0 ppb (4) | 3.3 ppb (4) | 0.0 ppb (0) | 28.0 ppb (26) | 0.14 ppb (2) | N/A | 2.0 μg/m3 (9) | 26.0 | |
Jan. 23, 2021, 3 a.m. | 5.9 ppb (6) | 0.0 ppb (0) | 5.7 ppb (6) | 6.0 ppb (6) | 5.7 ppb (6) | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 25.0 | |
Jan. 23, 2021, 2 a.m. | 8.3 ppb (8) | 0.0 ppb (0) | 8.1 ppb (8) | 8.0 ppb (8) | 8.0 ppb (8) | 0.0 ppb (0) | 24.0 ppb (23) | 0.22 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Jan. 23, 2021, 1 a.m. | 6.4 ppb (7) | 0.0 ppb (0) | 6.2 ppb (6) | 6.0 ppb (6) | 6.1 ppb (6) | 0.0 ppb (0) | 27.0 ppb (25) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 25.0 | |
Jan. 23, 2021, midnight | 7.1 ppb (7) | 0.0 ppb (0) | 6.5 ppb (7) | 7.0 ppb (7) | 6.4 ppb (7) | 0.0 ppb (0) | 27.0 ppb (25) | 0.21 ppb (3) | N/A | 4.0 μg/m3 (17) | 25.0 | |
Jan. 22, 2021, 11 p.m. | 12.4 ppb (12) | 0.0 ppb (0) | 11.7 ppb (12) | 12.0 ppb (12) | 11.6 ppb (11) | 0.0 ppb (0) | 23.0 ppb (22) | 0.27 ppb (4) | N/A | 4.0 μg/m3 (17) | 22.0 | |
Jan. 22, 2021, 10 p.m. | 7.7 ppb (8) | 0.0 ppb (0) | 7.4 ppb (7) | 8.0 ppb (8) | 7.3 ppb (7) | 0.0 ppb (0) | 28.0 ppb (26) | 0.21 ppb (3) | N/A | 5.0 μg/m3 (21) | 26.0 | |
Jan. 22, 2021, 9 p.m. | 3.9 ppb (4) | 0.1 ppb (1) | 13.6 ppb (13) | 4.0 ppb (4) | 13.5 ppb (13) | 0.0 ppb (0) | 32.0 ppb (30) | 0.18 ppb (3) | N/A | N/A | 30.0 | |
Jan. 22, 2021, 8 p.m. | 3.8 ppb (4) | 0.2 ppb (1) | 3.4 ppb (4) | 4.0 ppb (4) | 3.2 ppb (4) | 0.0 ppb (0) | 34.0 ppb (32) | 0.17 ppb (3) | N/A | 3.0 μg/m3 (13) | 32.0 | |
Jan. 22, 2021, 7 p.m. | 4.5 ppb (5) | 0.4 ppb (1) | 4.2 ppb (4) | 4.0 ppb (4) | 3.8 ppb (4) | 0.0 ppb (0) | 34.0 ppb (32) | 0.17 ppb (3) | N/A | 3.0 μg/m3 (13) | 32.0 | |
Jan. 22, 2021, 6 p.m. | 3.0 ppb (3) | 0.4 ppb (1) | 2.7 ppb (3) | 3.0 ppb (3) | 2.2 ppb (3) | 0.0 ppb (0) | 36.0 ppb (34) | 0.16 ppb (3) | N/A | 5.0 μg/m3 (21) | 34.0 | |
Jan. 22, 2021, 5 p.m. | 3.9 ppb (4) | 0.8 ppb (1) | 3.5 ppb (4) | 3.0 ppb (3) | 2.6 ppb (3) | 0.0 ppb (0) | 35.0 ppb (33) | 0.17 ppb (3) | N/A | 7.0 μg/m3 (30) | 33.0 | |
Jan. 22, 2021, 4 p.m. | 6.6 ppb (7) | 1.7 ppb (2) | 6.2 ppb (6) | 5.0 ppb (5) | 4.4 ppb (5) | 0.0 ppb (0) | 31.0 ppb (29) | 0.19 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 22, 2021, 3 p.m. | 12.7 ppb (12) | 3.3 ppb (4) | 12.4 ppb (12) | 9.0 ppb (9) | 9.1 ppb (9) | 1.0 ppb (2) | 24.0 ppb (23) | 0.24 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 22, 2021, 2 p.m. | 30.8 ppb (30) | 10.6 ppb (10) | 30.5 ppb (29) | 20.0 ppb (19) | 20.1 ppb (19) | 1.0 ppb (2) | 12.0 ppb (12) | 0.37 ppb (5) | N/A | 18.0 μg/m3 (64) | 64.0 | |
Jan. 22, 2021, 1 p.m. | 50.4 ppb (48) | 23.3 ppb (22) | 45.6 ppb (44) | 27.0 ppb (26) | 26.4 ppb (25) | 1.0 ppb (2) | 4.0 ppb (4) | 0.58 ppb (7) | N/A | 16.0 μg/m3 (60) | 60.0 | |
Jan. 22, 2021, noon | 60.6 ppb (59) | 31.4 ppb (30) | 56.9 ppb (55) | 29.0 ppb (28) | 29.7 ppb (29) | 1.0 ppb (2) | 2.0 ppb (2) | 0.59 ppb (7) | N/A | 15.0 μg/m3 (58) | 59.0 | |
Jan. 22, 2021, 11 a.m. | 86.3 ppb (86) | 56.1 ppb (54) | 82.6 ppb (82) | 30.0 ppb (29) | 30.7 ppb (29) | 1.0 ppb (2) | 1.0 ppb (1) | 0.64 ppb (7) | N/A | 15.0 μg/m3 (58) | 86.0 | |
Jan. 22, 2021, 10 a.m. | 77.3 ppb (76) | 47.8 ppb (46) | 76.7 ppb (76) | 30.0 ppb (29) | 29.3 ppb (28) | 1.0 ppb (2) | 1.0 ppb (1) | 0.49 ppb (6) | N/A | 15.0 μg/m3 (58) | 76.0 | |
Jan. 22, 2021, 9 a.m. | 45.3 ppb (43) | 17.6 ppb (17) | 43.5 ppb (42) | 28.0 ppb (27) | 26.4 ppb (25) | 0.0 ppb (0) | 1.0 ppb (1) | 0.42 ppb (5) | N/A | 17.0 μg/m3 (62) | 62.0 | |
Jan. 22, 2021, 8 a.m. | 39.1 ppb (37) | 10.7 ppb (11) | 37.3 ppb (36) | 28.0 ppb (27) | 25.7 ppb (25) | 0.0 ppb (0) | 1.0 ppb (1) | 0.37 ppb (5) | N/A | 15.0 μg/m3 (58) | 58.0 | |
Jan. 22, 2021, 7 a.m. | N/A | N/A | 27.4 ppb (26) | N/A | 22.2 ppb (21) | N/A | 4.0 ppb (4) | N/A | N/A | 12.0 μg/m3 (50) | 50.0 | |
Jan. 22, 2021, 6 a.m. | N/A | N/A | 27.9 ppb (27) | N/A | 19.2 ppb (19) | N/A | 2.0 ppb (2) | N/A | N/A | 16.0 μg/m3 (60) | 60.0 | |
Jan. 22, 2021, 5 a.m. | N/A | N/A | 23.1 ppb (22) | N/A | 10.8 ppb (11) | N/A | 2.0 ppb (2) | N/A | N/A | 13.0 μg/m3 (53) | 53.0 | |
Jan. 22, 2021, 4 a.m. | 43.6 ppb (42) | 14.1 ppb (14) | N/A | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.38 ppb (5) | N/A | 13.0 μg/m3 (53) | 53.0 | |
Jan. 22, 2021, 3 a.m. | 48.3 ppb (46) | 17.8 ppb (17) | N/A | 31.0 ppb (30) | N/A | 1.0 ppb (2) | 2.0 ppb (2) | 0.57 ppb (7) | N/A | 19.0 μg/m3 (66) | 66.0 | |
Jan. 22, 2021, 2 a.m. | 42.4 ppb (40) | 10.8 ppb (11) | N/A | 32.0 ppb (31) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | 0.46 ppb (6) | N/A | 14.0 μg/m3 (55) | 55.0 | |
Jan. 22, 2021, 1 a.m. | 26.1 ppb (25) | 1.3 ppb (2) | 26.7 ppb (26) | 25.0 ppb (24) | 25.3 ppb (24) | 1.0 ppb (2) | 12.0 ppb (12) | 0.33 ppb (4) | N/A | 11.0 μg/m3 (46) | 46.0 | |
Jan. 22, 2021, midnight | 26.3 ppb (25) | 2.0 ppb (2) | 27.4 ppb (26) | 24.0 ppb (23) | 25.0 ppb (24) | 1.0 ppb (2) | 13.0 ppb (13) | 0.3 ppb (4) | N/A | 18.0 μg/m3 (64) | 64.0 | |
Jan. 21, 2021, 11 p.m. | 21.1 ppb (20) | 1.3 ppb (2) | 22.3 ppb (22) | 20.0 ppb (19) | 20.7 ppb (20) | 1.0 ppb (2) | 17.0 ppb (16) | 0.27 ppb (4) | N/A | 9.0 μg/m3 (38) | 38.0 | |
Jan. 21, 2021, 10 p.m. | 16.2 ppb (16) | 0.7 ppb (1) | 17.2 ppb (17) | 15.0 ppb (15) | 16.2 ppb (16) | 0.0 ppb (0) | 22.0 ppb (21) | 0.26 ppb (4) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 21, 2021, 9 p.m. | 13.1 ppb (13) | 0.5 ppb (1) | 13.9 ppb (14) | 13.0 ppb (13) | 13.2 ppb (13) | 1.0 ppb (2) | 25.0 ppb (24) | 0.24 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 21, 2021, 8 p.m. | 12.9 ppb (13) | 1.2 ppb (2) | 13.2 ppb (13) | 12.0 ppb (12) | 11.9 ppb (12) | 1.0 ppb (2) | 26.0 ppb (25) | 0.22 ppb (3) | N/A | 10.0 μg/m3 (42) | 42.0 | |
Jan. 21, 2021, 7 p.m. | 11.9 ppb (12) | 1.4 ppb (2) | 11.9 ppb (12) | 11.0 ppb (11) | 10.4 ppb (10) | 1.0 ppb (2) | 27.0 ppb (25) | 0.21 ppb (3) | N/A | 5.0 μg/m3 (21) | 25.0 | |
Jan. 21, 2021, 6 p.m. | 9.3 ppb (9) | 1.7 ppb (2) | 10.3 ppb (10) | 8.0 ppb (8) | 8.5 ppb (9) | 0.0 ppb (0) | 29.0 ppb (27) | 0.19 ppb (3) | N/A | 4.0 μg/m3 (17) | 27.0 | |
Jan. 21, 2021, 5 p.m. | 6.8 ppb (7) | 1.5 ppb (2) | 8.0 ppb (8) | 5.0 ppb (5) | 6.4 ppb (7) | 0.0 ppb (0) | 31.0 ppb (29) | 0.18 ppb (3) | N/A | 2.0 μg/m3 (9) | 29.0 | |
Jan. 21, 2021, 4 p.m. | 6.2 ppb (6) | 1.6 ppb (2) | 7.1 ppb (7) | 5.0 ppb (5) | 5.4 ppb (6) | 0.0 ppb (0) | 32.0 ppb (30) | 0.17 ppb (3) | N/A | 4.0 μg/m3 (17) | 30.0 | |
Jan. 21, 2021, 3 p.m. | 7.8 ppb (8) | 1.9 ppb (2) | 8.8 ppb (9) | 6.0 ppb (6) | 6.7 ppb (7) | 0.0 ppb (0) | 31.0 ppb (29) | 0.17 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 21, 2021, 2 p.m. | 9.8 ppb (10) | 2.8 ppb (3) | 10.9 ppb (11) | 7.0 ppb (7) | 7.9 ppb (8) | 0.0 ppb (0) | 30.0 ppb (28) | 0.18 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 21, 2021, 1 p.m. | 11.7 ppb (12) | 2.2 ppb (3) | 13.0 ppb (13) | 10.0 ppb (10) | 10.6 ppb (10) | 0.0 ppb (0) | 28.0 ppb (26) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 26.0 | |
Jan. 21, 2021, noon | 19.4 ppb (19) | 2.0 ppb (2) | 20.7 ppb (20) | 17.0 ppb (17) | 18.2 ppb (18) | 0.0 ppb (0) | 21.0 ppb (20) | 0.26 ppb (4) | N/A | 1.0 μg/m3 (5) | 20.0 | |
Jan. 21, 2021, 11 a.m. | 9.8 ppb (10) | 0.3 ppb (1) | 11.9 ppb (12) | 10.0 ppb (10) | 11.0 ppb (11) | 0.0 ppb (0) | 28.0 ppb (26) | 0.19 ppb (3) | N/A | 2.0 μg/m3 (9) | 26.0 | |
Jan. 21, 2021, 10 a.m. | 4.1 ppb (4) | 0.0 ppb (0) | 5.1 ppb (5) | 4.0 ppb (4) | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 5.0 | |
Jan. 21, 2021, 9 a.m. | 3.7 ppb (4) | 0.0 ppb (0) | 4.6 ppb (5) | 4.0 ppb (4) | 4.5 ppb (5) | 0.0 ppb (0) | N/A | 0.15 ppb (2) | N/A | 0.0 μg/m3 (0) | 5.0 | |
Jan. 21, 2021, 8 a.m. | 2.9 ppb (3) | 0.0 ppb (0) | 3.6 ppb (4) | 3.0 ppb (3) | 3.6 ppb (4) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 32.0 | |
Jan. 21, 2021, 7 a.m. | 2.2 ppb (3) | 0.0 ppb (0) | 3.0 ppb (3) | 2.0 ppb (2) | 3.0 ppb (3) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 32.0 | |
Jan. 21, 2021, 6 a.m. | 1.8 ppb (2) | 0.0 ppb (0) | 2.5 ppb (3) | 2.0 ppb (2) | 2.4 ppb (3) | 0.0 ppb (0) | 35.0 ppb (33) | 0.14 ppb (2) | N/A | 0.0 μg/m3 (0) | 33.0 | |
Jan. 21, 2021, 5 a.m. | 2.5 ppb (3) | 0.0 ppb (0) | 3.2 ppb (4) | 3.0 ppb (3) | 3.1 ppb (3) | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 32.0 | |
Jan. 21, 2021, 4 a.m. | 1.9 ppb (2) | 0.0 ppb (0) | 2.7 ppb (3) | 2.0 ppb (2) | 2.6 ppb (3) | 0.0 ppb (0) | 34.0 ppb (32) | 0.13 ppb (2) | N/A | 2.0 μg/m3 (9) | 32.0 | |
Jan. 21, 2021, 3 a.m. | 1.3 ppb (2) | 0.1 ppb (1) | 2.1 ppb (2) | 1.0 ppb (1) | 1.9 ppb (2) | 0.0 ppb (0) | 36.0 ppb (34) | 0.16 ppb (3) | N/A | 2.0 μg/m3 (9) | 34.0 | |
Jan. 21, 2021, 2 a.m. | 1.6 ppb (2) | 0.1 ppb (1) | 2.2 ppb (3) | 2.0 ppb (2) | 2.1 ppb (2) | 0.0 ppb (0) | 35.0 ppb (33) | 0.15 ppb (2) | N/A | 2.0 μg/m3 (9) | 33.0 | |
Jan. 21, 2021, 1 a.m. | 2.3 ppb (3) | 0.0 ppb (0) | 3.0 ppb (3) | 2.0 ppb (2) | 2.9 ppb (3) | 0.0 ppb (0) | 34.0 ppb (32) | 0.17 ppb (3) | N/A | 2.0 μg/m3 (9) | 32.0 | |
Jan. 21, 2021, midnight | 2.2 ppb (3) | 0.1 ppb (1) | 2.9 ppb (3) | 2.0 ppb (2) | 2.7 ppb (3) | 0.0 ppb (0) | 33.0 ppb (31) | 0.16 ppb (3) | N/A | 2.0 μg/m3 (9) | 31.0 | |
Jan. 20, 2021, 11 p.m. | 2.3 ppb (3) | 0.1 ppb (1) | 3.1 ppb (3) | 2.0 ppb (2) | 2.9 ppb (3) | 0.0 ppb (0) | 33.0 ppb (31) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 31.0 | |
Jan. 20, 2021, 10 p.m. | 2.9 ppb (3) | 0.1 ppb (1) | 3.7 ppb (4) | 3.0 ppb (3) | 3.5 ppb (4) | 0.0 ppb (0) | 33.0 ppb (31) | 0.18 ppb (3) | N/A | 2.0 μg/m3 (9) | 31.0 | |
Jan. 20, 2021, 9 p.m. | 3.9 ppb (4) | 0.2 ppb (1) | 4.7 ppb (5) | 4.0 ppb (4) | 4.4 ppb (5) | 0.0 ppb (0) | 32.0 ppb (30) | 0.19 ppb (3) | N/A | 3.0 μg/m3 (13) | 30.0 | |
Jan. 20, 2021, 8 p.m. | 2.8 ppb (3) | 0.3 ppb (1) | 3.6 ppb (4) | 3.0 ppb (3) | 3.3 ppb (4) | 0.0 ppb (0) | 32.0 ppb (30) | 0.18 ppb (3) | N/A | 5.0 μg/m3 (21) | 30.0 | |
Jan. 20, 2021, 7 p.m. | 3.7 ppb (4) | 0.7 ppb (1) | 4.6 ppb (5) | 3.0 ppb (3) | 3.9 ppb (4) | 0.0 ppb (0) | 31.0 ppb (29) | 0.18 ppb (3) | N/A | 4.0 μg/m3 (17) | 29.0 | |
Jan. 20, 2021, 6 p.m. | 4.4 ppb (5) | 1.0 ppb (1) | 5.4 ppb (6) | 3.0 ppb (3) | 4.4 ppb (5) | 0.0 ppb (0) | 30.0 ppb (28) | 0.18 ppb (3) | N/A | 4.0 μg/m3 (17) | 28.0 | |
Jan. 20, 2021, 5 p.m. | 4.7 ppb (5) | 1.2 ppb (2) | 5.7 ppb (6) | 4.0 ppb (4) | 4.4 ppb (5) | 0.0 ppb (0) | 31.0 ppb (29) | 0.18 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 20, 2021, 4 p.m. | 4.5 ppb (5) | 1.2 ppb (2) | 5.5 ppb (6) | 3.0 ppb (3) | 4.3 ppb (5) | 0.0 ppb (0) | 31.0 ppb (29) | 0.18 ppb (3) | N/A | 5.0 μg/m3 (21) | 29.0 | |
Jan. 20, 2021, 3 p.m. | 8.1 ppb (8) | 1.6 ppb (2) | 9.3 ppb (9) | 7.0 ppb (7) | 7.7 ppb (8) | 0.0 ppb (0) | 28.0 ppb (26) | 0.2 ppb (3) | N/A | 6.0 μg/m3 (25) | 26.0 | |
Jan. 20, 2021, 2 p.m. | 8.0 ppb (8) | 0.7 ppb (1) | 9.3 ppb (9) | 7.0 ppb (7) | 8.5 ppb (9) | 0.0 ppb (0) | 27.0 ppb (25) | 0.21 ppb (3) | N/A | 3.0 μg/m3 (13) | 25.0 | |
Jan. 20, 2021, 1 p.m. | 13.2 ppb (13) | 1.6 ppb (2) | 14.6 ppb (14) | 12.0 ppb (12) | 13.0 ppb (13) | 0.0 ppb (0) | 23.0 ppb (22) | 0.24 ppb (3) | N/A | 3.0 μg/m3 (13) | 22.0 | |
Jan. 20, 2021, noon | 11.0 ppb (11) | 0.3 ppb (1) | 12.2 ppb (12) | 11.0 ppb (11) | 11.8 ppb (12) | 0.0 ppb (0) | 23.0 ppb (22) | 0.22 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 20, 2021, 11 a.m. | 16.5 ppb (16) | 0.2 ppb (1) | 17.6 ppb (17) | 16.0 ppb (16) | 17.4 ppb (17) | 0.0 ppb (0) | 15.0 ppb (14) | 0.26 ppb (4) | N/A | 9.0 μg/m3 (38) | 38.0 | |
Jan. 20, 2021, 10 a.m. | 19.9 ppb (19) | 1.1 ppb (2) | 19.7 ppb (19) | 19.0 ppb (18) | 18.8 ppb (18) | 0.0 ppb (0) | 11.0 ppb (11) | 0.27 ppb (4) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 20, 2021, 9 a.m. | 14.8 ppb (14) | 0.7 ppb (1) | 16.1 ppb (16) | 14.0 ppb (14) | 15.5 ppb (15) | 0.0 ppb (0) | 16.0 ppb (15) | 0.23 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 20, 2021, 8 a.m. | 13.5 ppb (13) | 0.8 ppb (1) | 14.6 ppb (14) | 13.0 ppb (13) | 13.6 ppb (13) | 0.0 ppb (0) | 17.0 ppb (16) | 0.22 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 20, 2021, 7 a.m. | 15.8 ppb (15) | 0.9 ppb (1) | 17.4 ppb (17) | 15.0 ppb (15) | 16.3 ppb (16) | 0.0 ppb (0) | 16.0 ppb (15) | 0.23 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 20, 2021, 6 a.m. | 14.2 ppb (14) | 0.4 ppb (1) | 15.8 ppb (15) | 14.0 ppb (14) | 15.3 ppb (15) | 0.0 ppb (0) | 16.0 ppb (15) | 0.24 ppb (3) | N/A | 9.0 μg/m3 (38) | 38.0 | |
Jan. 20, 2021, 5 a.m. | 11.5 ppb (11) | 0.2 ppb (1) | 12.9 ppb (13) | 11.0 ppb (11) | 12.5 ppb (12) | 0.0 ppb (0) | 19.0 ppb (18) | 0.25 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 20, 2021, 4 a.m. | 10.0 ppb (10) | 0.2 ppb (1) | 11.4 ppb (11) | 10.0 ppb (10) | 11.1 ppb (11) | 0.0 ppb (0) | 21.0 ppb (20) | 0.21 ppb (3) | N/A | 12.0 μg/m3 (50) | 50.0 | |
Jan. 20, 2021, 3 a.m. | 14.3 ppb (14) | 1.2 ppb (2) | 15.6 ppb (15) | 13.0 ppb (13) | 14.2 ppb (14) | 0.0 ppb (0) | 19.0 ppb (18) | 0.24 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Jan. 20, 2021, 2 a.m. | 12.5 ppb (12) | 0.4 ppb (1) | 13.5 ppb (13) | 12.0 ppb (12) | 13.0 ppb (13) | 0.0 ppb (0) | 19.0 ppb (18) | 0.26 ppb (4) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 20, 2021, 1 a.m. | 15.4 ppb (15) | 0.3 ppb (1) | 16.5 ppb (16) | 15.0 ppb (15) | 16.1 ppb (16) | 0.0 ppb (0) | 13.0 ppb (13) | 0.31 ppb (4) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 20, 2021, midnight | 9.9 ppb (10) | 0.1 ppb (1) | 10.8 ppb (11) | 10.0 ppb (10) | 10.7 ppb (11) | 0.0 ppb (0) | 17.0 ppb (16) | 0.25 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Jan. 19, 2021, 11 p.m. | 7.2 ppb (7) | 0.0 ppb (0) | 8.1 ppb (8) | 7.0 ppb (7) | 8.0 ppb (8) | 0.0 ppb (0) | 20.0 ppb (19) | 0.23 ppb (3) | N/A | 3.0 μg/m3 (13) | 19.0 | |
Jan. 19, 2021, 10 p.m. | 4.3 ppb (5) | 0.0 ppb (0) | 5.1 ppb (5) | 4.0 ppb (4) | 5.0 ppb (5) | 0.0 ppb (0) | 24.0 ppb (23) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 23.0 | |
Jan. 19, 2021, 9 p.m. | 5.3 ppb (5) | 0.2 ppb (1) | 6.1 ppb (6) | 5.0 ppb (5) | 5.9 ppb (6) | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 25.0 | |
Jan. 19, 2021, 8 p.m. | 2.5 ppb (3) | 0.3 ppb (1) | 3.3 ppb (4) | 2.0 ppb (2) | 2.9 ppb (3) | 0.0 ppb (0) | 31.0 ppb (29) | 0.17 ppb (3) | N/A | 4.0 μg/m3 (17) | 29.0 | |
Jan. 19, 2021, 7 p.m. | 2.1 ppb (2) | 0.5 ppb (1) | 2.9 ppb (3) | 2.0 ppb (2) | 2.4 ppb (3) | 0.0 ppb (0) | 32.0 ppb (30) | 0.17 ppb (3) | N/A | 2.0 μg/m3 (9) | 30.0 | |
Jan. 19, 2021, 6 p.m. | 1.2 ppb (2) | 0.5 ppb (1) | 2.1 ppb (2) | 1.0 ppb (1) | 1.6 ppb (2) | 0.0 ppb (0) | 34.0 ppb (32) | 0.16 ppb (3) | N/A | 2.0 μg/m3 (9) | 32.0 | |
Jan. 19, 2021, 5 p.m. | 1.2 ppb (2) | 0.5 ppb (1) | 2.1 ppb (2) | 1.0 ppb (1) | 1.6 ppb (2) | 0.0 ppb (0) | 35.0 ppb (33) | 0.16 ppb (3) | N/A | 2.0 μg/m3 (9) | 33.0 | |
Jan. 19, 2021, 4 p.m. | 1.7 ppb (2) | 0.7 ppb (1) | 2.5 ppb (3) | 1.0 ppb (1) | 1.9 ppb (2) | 0.0 ppb (0) | 33.0 ppb (31) | 0.16 ppb (3) | N/A | 4.0 μg/m3 (17) | 31.0 | |
Jan. 19, 2021, 3 p.m. | 1.9 ppb (2) | 0.8 ppb (1) | 2.7 ppb (3) | 1.0 ppb (1) | 1.9 ppb (2) | 0.0 ppb (0) | 32.0 ppb (30) | 0.16 ppb (3) | N/A | 6.0 μg/m3 (25) | 30.0 | |
Jan. 19, 2021, 2 p.m. | 3.3 ppb (4) | 1.1 ppb (2) | 4.1 ppb (4) | 2.0 ppb (2) | 3.0 ppb (3) | 0.0 ppb (0) | 30.0 ppb (28) | 0.18 ppb (3) | N/A | 6.0 μg/m3 (25) | 28.0 | |
Jan. 19, 2021, 1 p.m. | 12.8 ppb (13) | 2.6 ppb (3) | 13.2 ppb (13) | 10.0 ppb (10) | 10.6 ppb (10) | 0.0 ppb (0) | 23.0 ppb (22) | 0.24 ppb (3) | N/A | 3.0 μg/m3 (13) | 22.0 | |
Jan. 19, 2021, noon | 16.3 ppb (16) | 1.1 ppb (2) | 15.9 ppb (15) | 15.0 ppb (15) | 14.8 ppb (14) | 0.0 ppb (0) | 19.0 ppb (18) | 0.26 ppb (4) | N/A | 4.0 μg/m3 (17) | 18.0 | |
Jan. 19, 2021, 11 a.m. | 14.5 ppb (14) | 0.0 ppb (0) | 14.8 ppb (14) | 14.0 ppb (14) | 14.7 ppb (14) | 0.0 ppb (0) | 20.0 ppb (19) | 0.23 ppb (3) | N/A | 3.0 μg/m3 (13) | 19.0 | |
Jan. 19, 2021, 10 a.m. | 7.0 ppb (7) | 0.0 ppb (0) | 7.3 ppb (7) | 7.0 ppb (7) | 7.3 ppb (7) | 0.0 ppb (0) | 27.0 ppb (25) | 0.18 ppb (3) | N/A | -1.0 μg/m3 (0) | 25.0 | |
Jan. 19, 2021, 9 a.m. | 3.6 ppb (4) | 0.0 ppb (0) | 4.1 ppb (4) | 4.0 ppb (4) | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 0.15 ppb (2) | N/A | 0.0 μg/m3 (0) | 4.0 | |
Jan. 19, 2021, 8 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | 3.4 ppb (4) | 3.0 ppb (3) | 3.4 ppb (4) | 0.0 ppb (0) | 31.0 ppb (29) | 0.16 ppb (3) | N/A | -1.0 μg/m3 (0) | 29.0 | |
Jan. 19, 2021, 7 a.m. | 2.3 ppb (3) | 0.0 ppb (0) | 2.8 ppb (3) | 2.0 ppb (2) | 2.7 ppb (3) | 0.0 ppb (0) | 32.0 ppb (30) | 0.16 ppb (3) | N/A | 1.0 μg/m3 (5) | 30.0 | |
Jan. 19, 2021, 6 a.m. | 2.2 ppb (3) | 0.0 ppb (0) | 2.6 ppb (3) | 2.0 ppb (2) | 2.6 ppb (3) | 0.0 ppb (0) | 33.0 ppb (31) | 0.15 ppb (2) | N/A | 3.0 μg/m3 (13) | 31.0 | |
Jan. 19, 2021, 5 a.m. | 1.7 ppb (2) | 0.0 ppb (0) | 2.1 ppb (2) | 2.0 ppb (2) | 2.0 ppb (2) | 0.0 ppb (0) | 33.0 ppb (31) | 0.15 ppb (2) | N/A | 1.0 μg/m3 (5) | 31.0 | |
Jan. 19, 2021, 4 a.m. | 1.5 ppb (2) | 0.0 ppb (0) | 1.8 ppb (2) | 2.0 ppb (2) | 1.7 ppb (2) | 0.0 ppb (0) | 33.0 ppb (31) | 0.13 ppb (2) | N/A | 1.0 μg/m3 (5) | 31.0 | |
Jan. 19, 2021, 3 a.m. | 1.8 ppb (2) | 0.0 ppb (0) | 1.8 ppb (2) | 2.0 ppb (2) | 1.7 ppb (2) | 0.0 ppb (0) | 33.0 ppb (31) | 0.17 ppb (3) | N/A | 2.0 μg/m3 (9) | 31.0 | |
Jan. 19, 2021, 2 a.m. | 1.4 ppb (2) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.17 ppb (3) | N/A | 1.0 μg/m3 (5) | 32.0 | |
Jan. 19, 2021, 1 a.m. | 1.8 ppb (2) | 0.0 ppb (0) | 2.5 ppb (3) | 2.0 ppb (2) | 2.5 ppb (3) | 0.0 ppb (0) | 31.0 ppb (29) | 0.18 ppb (3) | N/A | 3.0 μg/m3 (13) | 29.0 | |
Jan. 19, 2021, midnight | 3.8 ppb (4) | 0.0 ppb (0) | 4.6 ppb (5) | 4.0 ppb (4) | 4.5 ppb (5) | 0.0 ppb (0) | 27.0 ppb (25) | 0.2 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 18, 2021, 11 p.m. | 3.7 ppb (4) | 0.0 ppb (0) | 4.5 ppb (5) | 4.0 ppb (4) | 4.5 ppb (5) | 0.0 ppb (0) | 26.0 ppb (25) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 25.0 | |
Jan. 18, 2021, 10 p.m. | 2.7 ppb (3) | 0.0 ppb (0) | 3.4 ppb (4) | 3.0 ppb (3) | 3.3 ppb (4) | 0.0 ppb (0) | 27.0 ppb (25) | 0.19 ppb (3) | N/A | 3.0 μg/m3 (13) | 25.0 | |
Jan. 18, 2021, 9 p.m. | 4.0 ppb (4) | 0.2 ppb (1) | 4.8 ppb (5) | 4.0 ppb (4) | 4.6 ppb (5) | 0.0 ppb (0) | 24.0 ppb (23) | 0.21 ppb (3) | N/A | 5.0 μg/m3 (21) | 23.0 | |
Jan. 18, 2021, 8 p.m. | 2.9 ppb (3) | 0.4 ppb (1) | 3.8 ppb (4) | 3.0 ppb (3) | 3.3 ppb (4) | 0.0 ppb (0) | 25.0 ppb (24) | 0.19 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Jan. 18, 2021, 7 p.m. | 3.1 ppb (3) | 0.8 ppb (1) | 4.0 ppb (4) | 2.0 ppb (2) | 3.2 ppb (4) | 0.0 ppb (0) | 25.0 ppb (24) | 0.19 ppb (3) | N/A | 5.0 μg/m3 (21) | 24.0 | |
Jan. 18, 2021, 6 p.m. | 2.5 ppb (3) | 0.6 ppb (1) | 3.4 ppb (4) | 2.0 ppb (2) | 2.7 ppb (3) | 0.0 ppb (0) | 26.0 ppb (25) | 0.19 ppb (3) | N/A | 3.0 μg/m3 (13) | 25.0 | |
Jan. 18, 2021, 5 p.m. | 2.7 ppb (3) | 1.0 ppb (1) | 3.7 ppb (4) | 2.0 ppb (2) | 2.6 ppb (3) | 0.0 ppb (0) | 27.0 ppb (25) | 0.19 ppb (3) | N/A | 3.0 μg/m3 (13) | 25.0 | |
Jan. 18, 2021, 4 p.m. | 4.3 ppb (5) | 1.7 ppb (2) | 5.5 ppb (6) | 3.0 ppb (3) | 3.7 ppb (4) | 0.0 ppb (0) | 27.0 ppb (25) | 0.19 ppb (3) | N/A | 3.0 μg/m3 (13) | 25.0 | |
Jan. 18, 2021, 3 p.m. | 5.4 ppb (6) | 2.1 ppb (2) | 6.6 ppb (7) | 3.0 ppb (3) | 4.4 ppb (5) | 1.0 ppb (2) | 25.0 ppb (24) | 0.2 ppb (3) | N/A | 5.0 μg/m3 (21) | 24.0 | |
Jan. 18, 2021, 2 p.m. | 10.4 ppb (10) | 3.7 ppb (4) | 12.0 ppb (12) | 7.0 ppb (7) | 8.0 ppb (8) | 0.0 ppb (0) | 22.0 ppb (21) | 0.23 ppb (3) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Jan. 18, 2021, 1 p.m. | 13.4 ppb (13) | 3.6 ppb (4) | 15.0 ppb (15) | 10.0 ppb (10) | 11.1 ppb (11) | 0.0 ppb (0) | 20.0 ppb (19) | 0.24 ppb (3) | N/A | 6.0 μg/m3 (25) | 25.0 | |
Jan. 18, 2021, noon | 15.3 ppb (15) | 2.6 ppb (3) | 16.5 ppb (16) | 13.0 ppb (13) | 13.7 ppb (13) | 0.0 ppb (0) | 18.0 ppb (17) | 0.24 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 18, 2021, 11 a.m. | 14.0 ppb (14) | 1.7 ppb (2) | 15.2 ppb (15) | 12.0 ppb (12) | 13.5 ppb (13) | 0.0 ppb (0) | 19.0 ppb (18) | 0.22 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 18, 2021, 10 a.m. | 12.0 ppb (12) | 0.8 ppb (1) | 13.0 ppb (13) | 11.0 ppb (11) | 12.2 ppb (12) | 0.0 ppb (0) | 20.0 ppb (19) | 0.21 ppb (3) | N/A | 7.0 μg/m3 (30) | 30.0 | |
Jan. 18, 2021, 9 a.m. | 11.1 ppb (11) | 1.0 ppb (1) | 12.0 ppb (12) | 10.0 ppb (10) | 10.9 ppb (11) | 0.0 ppb (0) | 21.0 ppb (20) | 0.22 ppb (3) | N/A | 8.0 μg/m3 (34) | 34.0 | |
Jan. 18, 2021, 8 a.m. | 9.2 ppb (9) | 0.6 ppb (1) | 10.1 ppb (10) | 9.0 ppb (9) | 9.5 ppb (9) | 0.0 ppb (0) | 20.0 ppb (19) | 0.22 ppb (3) | N/A | 3.0 μg/m3 (13) | 19.0 | |
Jan. 18, 2021, 7 a.m. | 10.3 ppb (10) | 0.7 ppb (1) | 11.2 ppb (11) | 10.0 ppb (10) | 10.6 ppb (10) | 0.0 ppb (0) | 20.0 ppb (19) | 0.21 ppb (3) | N/A | 3.0 μg/m3 (13) | 19.0 | |
Jan. 18, 2021, 6 a.m. | N/A | N/A | 10.1 ppb (10) | N/A | 8.9 ppb (9) | N/A | 23.0 ppb (22) | N/A | N/A | 4.0 μg/m3 (17) | 22.0 | |
Jan. 18, 2021, 5 a.m. | N/A | N/A | 10.9 ppb (11) | N/A | 9.8 ppb (10) | N/A | 22.0 ppb (21) | N/A | N/A | 4.0 μg/m3 (17) | 21.0 | |
Jan. 18, 2021, 4 a.m. | 9.9 ppb (10) | 0.6 ppb (1) | 10.8 ppb (11) | 9.0 ppb (9) | 10.2 ppb (10) | 0.0 ppb (0) | 21.0 ppb (20) | 0.18 ppb (3) | N/A | 5.0 μg/m3 (21) | 21.0 | |
Jan. 18, 2021, 3 a.m. | 8.9 ppb (9) | 0.5 ppb (1) | 9.9 ppb (10) | 8.0 ppb (8) | 9.3 ppb (9) | 0.0 ppb (0) | 24.0 ppb (23) | 0.23 ppb (3) | N/A | 4.0 μg/m3 (17) | 23.0 |