Bridgeton (Natural Bridge Jct) MO, US: 38.75264, -90.44884
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 19, 2020, midnight | 11.0 ppb (10) | 4.3 ppb (4) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 18, 2020, 11 p.m. | 15.0 ppb (14) | 6.5 ppb (6) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 18, 2020, 10 p.m. | 10.7 ppb (10) | 4.5 ppb (4) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 18, 2020, 9 p.m. | 10.2 ppb (9) | 5.2 ppb (5) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 18, 2020, 8 p.m. | 11.7 ppb (11) | 6.5 ppb (6) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 18, 2020, 7 p.m. | 13.1 ppb (12) | 7.9 ppb (7) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 18, 2020, 6 p.m. | 11.6 ppb (11) | 7.6 ppb (7) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 18, 2020, 5 p.m. | 12.7 ppb (12) | 8.2 ppb (8) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 18, 2020, 4 p.m. | 14.3 ppb (13) | 9.3 ppb (9) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 18, 2020, 3 p.m. | 8.7 ppb (8) | 5.6 ppb (5) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 18, 2020, 2 p.m. | 7.9 ppb (7) | 4.2 ppb (4) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 18, 2020, 1 p.m. | 6.9 ppb (6) | 3.5 ppb (3) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 18, 2020, noon | 7.6 ppb (7) | 2.8 ppb (3) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 18, 2020, 11 a.m. | 6.7 ppb (6) | 2.2 ppb (2) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 18, 2020, 10 a.m. | 8.4 ppb (8) | 2.5 ppb (2) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 18, 2020, 9 a.m. | 7.9 ppb (7) | 1.6 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 18, 2020, 8 a.m. | 6.9 ppb (6) | 0.8 ppb (1) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 18, 2020, 7 a.m. | 8.7 ppb (8) | 1.8 ppb (2) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 18, 2020, 6 a.m. | 8.9 ppb (8) | 1.4 ppb (1) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 18, 2020, 5 a.m. | 9.8 ppb (9) | 2.8 ppb (3) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 18, 2020, 4 a.m. | 11.3 ppb (10) | 3.9 ppb (4) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 18, 2020, 3 a.m. | 13.0 ppb (12) | 4.6 ppb (4) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 18, 2020, 2 a.m. | 15.5 ppb (14) | 5.8 ppb (5) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 18, 2020, 1 a.m. | 16.5 ppb (15) | 6.4 ppb (6) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 18, 2020, midnight | 21.9 ppb (20) | 9.4 ppb (9) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 20.0 | |
| Jan. 17, 2020, 11 p.m. | 31.4 ppb (29) | 14.8 ppb (14) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 29.0 | |
| Jan. 17, 2020, 10 p.m. | 30.5 ppb (28) | 14.6 ppb (14) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 28.0 | |
| Jan. 17, 2020, 9 p.m. | 18.0 ppb (17) | 5.3 ppb (5) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 17.0 | |
| Jan. 17, 2020, 8 p.m. | 20.4 ppb (19) | 8.7 ppb (8) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 19.0 | |
| Jan. 17, 2020, 7 p.m. | 20.8 ppb (19) | 8.9 ppb (8) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 19.0 | |
| Jan. 17, 2020, 6 p.m. | 15.1 ppb (14) | 5.1 ppb (5) | N/A | 10.0 ppb (9) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 17, 2020, 5 p.m. | 23.9 ppb (22) | 11.9 ppb (11) | N/A | 12.0 ppb (11) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 22.0 | |
| Jan. 17, 2020, 4 p.m. | 28.9 ppb (27) | 15.6 ppb (14) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 27.0 | |
| Jan. 17, 2020, 3 p.m. | 15.2 ppb (14) | 5.6 ppb (5) | N/A | 10.0 ppb (9) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 17, 2020, 2 p.m. | 19.1 ppb (18) | 5.8 ppb (5) | N/A | 13.0 ppb (12) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 18.0 | |
| Jan. 17, 2020, 1 p.m. | 16.6 ppb (15) | 3.9 ppb (4) | N/A | 13.0 ppb (12) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 17, 2020, noon | 12.5 ppb (12) | 3.3 ppb (3) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 17, 2020, 11 a.m. | 6.0 ppb (6) | -0.1 ppb (0) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 17, 2020, 10 a.m. | 4.8 ppb (4) | -0.4 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 17, 2020, 9 a.m. | 4.9 ppb (5) | -0.5 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 17, 2020, 8 a.m. | 5.6 ppb (5) | -0.5 ppb (0) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 17, 2020, 7 a.m. | 4.9 ppb (5) | -0.5 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 17, 2020, 6 a.m. | 3.8 ppb (4) | -0.4 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 17, 2020, 5 a.m. | 3.4 ppb (3) | -0.5 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 17, 2020, 4 a.m. | 3.4 ppb (3) | -0.2 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 17, 2020, 3 a.m. | 2.5 ppb (2) | -0.6 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 17, 2020, 2 a.m. | 4.8 ppb (4) | 0.6 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 17, 2020, 1 a.m. | 5.1 ppb (5) | -0.3 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 17, 2020, midnight | 6.1 ppb (6) | -0.3 ppb (0) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 16, 2020, 11 p.m. | 4.2 ppb (4) | -0.5 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 16, 2020, 10 p.m. | 4.5 ppb (4) | 0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 16, 2020, 9 p.m. | 5.3 ppb (5) | 2.0 ppb (2) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 16, 2020, 8 p.m. | 3.7 ppb (3) | 1.4 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 7 p.m. | 2.5 ppb (2) | 1.2 ppb (1) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 2.0 | |
| Jan. 16, 2020, 6 p.m. | 3.1 ppb (3) | 1.2 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 5 p.m. | 5.2 ppb (5) | 2.3 ppb (2) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 16, 2020, 4 p.m. | 11.6 ppb (11) | 6.7 ppb (6) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 16, 2020, 3 p.m. | 4.0 ppb (4) | 1.1 ppb (1) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 16, 2020, 2 p.m. | 6.4 ppb (6) | 1.6 ppb (1) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 16, 2020, 1 p.m. | 5.2 ppb (5) | 0.1 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 16, 2020, noon | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 16, 2020, 11 a.m. | 3.9 ppb (4) | -0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 16, 2020, 10 a.m. | 2.3 ppb (2) | -0.6 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 9 a.m. | 2.2 ppb (2) | -0.6 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 8 a.m. | 1.9 ppb (2) | -0.6 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 2.0 | |
| Jan. 16, 2020, 7 a.m. | 1.5 ppb (1) | -0.7 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 2.0 | |
| Jan. 16, 2020, 6 a.m. | 1.7 ppb (2) | -0.6 ppb (0) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 2.0 | |
| Jan. 16, 2020, 5 a.m. | 2.2 ppb (2) | -0.4 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 4 a.m. | 2.2 ppb (2) | -0.6 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 3 a.m. | 2.6 ppb (2) | -0.5 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 2 a.m. | 2.5 ppb (2) | -0.5 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 16, 2020, 1 a.m. | 3.3 ppb (3) | -0.3 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 16, 2020, midnight | 2.8 ppb (3) | -0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 15, 2020, 11 p.m. | 11.5 ppb (11) | 3.3 ppb (3) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 15, 2020, 10 p.m. | 5.5 ppb (5) | 0.4 ppb (0) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 15, 2020, 9 p.m. | 4.9 ppb (5) | 0.9 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 15, 2020, 8 p.m. | 7.3 ppb (7) | 2.6 ppb (2) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 15, 2020, 7 p.m. | 25.3 ppb (23) | 14.6 ppb (14) | N/A | 11.0 ppb (10) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 23.0 | |
| Jan. 15, 2020, 6 p.m. | 42.5 ppb (39) | 29.9 ppb (28) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 39.0 | |
| Jan. 15, 2020, 5 p.m. | 40.9 ppb (38) | 27.9 ppb (26) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 38.0 | |
| Jan. 15, 2020, 4 p.m. | 45.2 ppb (42) | 30.4 ppb (28) | N/A | 15.0 ppb (14) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 42.0 | |
| Jan. 15, 2020, 3 p.m. | 58.2 ppb (54) | 40.2 ppb (37) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 54.0 | |
| Jan. 15, 2020, 2 p.m. | 67.9 ppb (65) | 48.6 ppb (45) | N/A | 19.0 ppb (18) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 65.0 | |
| Jan. 15, 2020, 1 p.m. | 62.8 ppb (59) | 42.2 ppb (39) | N/A | 20.0 ppb (19) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 59.0 | |
| Jan. 15, 2020, noon | 48.2 ppb (45) | 29.3 ppb (27) | N/A | 19.0 ppb (18) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 45.0 | |
| Jan. 15, 2020, 11 a.m. | 38.8 ppb (36) | 20.9 ppb (19) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 36.0 | |
| Jan. 15, 2020, 10 a.m. | 25.6 ppb (24) | 10.5 ppb (10) | N/A | 15.0 ppb (14) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 24.0 | |
| Jan. 15, 2020, 9 a.m. | 17.2 ppb (16) | 5.4 ppb (5) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 15, 2020, 8 a.m. | 13.4 ppb (12) | 3.5 ppb (3) | N/A | 10.0 ppb (9) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 15, 2020, 7 a.m. | 27.5 ppb (25) | 9.2 ppb (9) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 25.0 | |
| Jan. 15, 2020, 6 a.m. | 31.1 ppb (29) | 6.5 ppb (6) | N/A | 25.0 ppb (23) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 29.0 | |
| Jan. 15, 2020, 5 a.m. | 39.6 ppb (37) | 13.7 ppb (13) | N/A | 26.0 ppb (24) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 37.0 | |
| Jan. 15, 2020, 4 a.m. | 38.1 ppb (35) | 11.3 ppb (10) | N/A | 27.0 ppb (25) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 35.0 | |
| Jan. 15, 2020, 3 a.m. | 43.4 ppb (40) | 16.4 ppb (15) | N/A | 27.0 ppb (25) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 40.0 | |
| Jan. 15, 2020, 2 a.m. | 45.2 ppb (42) | 20.8 ppb (19) | N/A | 24.0 ppb (22) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 42.0 | |
| Jan. 15, 2020, 1 a.m. | 45.3 ppb (42) | 23.0 ppb (21) | N/A | 22.0 ppb (20) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 42.0 | |
| Jan. 15, 2020, midnight | 31.1 ppb (29) | 9.5 ppb (9) | N/A | 21.0 ppb (19) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 29.0 | |
| Jan. 14, 2020, 11 p.m. | 17.5 ppb (16) | 1.7 ppb (2) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 14, 2020, 10 p.m. | 16.6 ppb (15) | 2.4 ppb (2) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 14, 2020, 9 p.m. | 30.7 ppb (28) | 14.1 ppb (13) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 28.0 | |
| Jan. 14, 2020, 8 p.m. | 34.7 ppb (32) | 19.5 ppb (18) | N/A | 15.0 ppb (14) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 32.0 | |
| Jan. 14, 2020, 7 p.m. | 30.0 ppb (28) | 16.8 ppb (16) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 28.0 | |
| Jan. 14, 2020, 6 p.m. | 41.5 ppb (38) | 24.6 ppb (23) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 38.0 | |
| Jan. 14, 2020, 5 p.m. | 14.9 ppb (14) | 5.7 ppb (5) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 14, 2020, 4 p.m. | 14.5 ppb (13) | 6.8 ppb (6) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 14, 2020, 3 p.m. | 63.0 ppb (60) | 46.3 ppb (43) | N/A | 17.0 ppb (16) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 60.0 | |
| Jan. 14, 2020, 2 p.m. | 62.3 ppb (59) | 43.6 ppb (40) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 59.0 | |
| Jan. 14, 2020, 1 p.m. | 75.7 ppb (73) | 53.4 ppb (49) | N/A | 22.0 ppb (20) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 73.0 | |
| Jan. 14, 2020, noon | 62.2 ppb (59) | 43.7 ppb (40) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 59.0 | |
| Jan. 14, 2020, 11 a.m. | 39.7 ppb (37) | 22.1 ppb (20) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 37.0 | |
| Jan. 14, 2020, 10 a.m. | 28.6 ppb (26) | 13.1 ppb (12) | N/A | 15.0 ppb (14) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 26.0 | |
| Jan. 14, 2020, 9 a.m. | 17.1 ppb (16) | 4.1 ppb (4) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 14, 2020, 8 a.m. | 14.5 ppb (13) | 6.0 ppb (6) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 14, 2020, 7 a.m. | 16.2 ppb (15) | 4.6 ppb (4) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 14, 2020, 6 a.m. | 24.5 ppb (23) | 10.9 ppb (10) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 23.0 | |
| Jan. 14, 2020, 5 a.m. | 19.1 ppb (18) | 8.4 ppb (8) | N/A | 11.0 ppb (10) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 18.0 | |
| Jan. 14, 2020, 4 a.m. | 17.5 ppb (16) | 7.9 ppb (7) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 14, 2020, 3 a.m. | 22.8 ppb (21) | 9.5 ppb (9) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 21.0 | |
| Jan. 14, 2020, 2 a.m. | 33.8 ppb (31) | 16.5 ppb (15) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 31.0 | |
| Jan. 14, 2020, 1 a.m. | 25.1 ppb (23) | 11.9 ppb (11) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 23.0 | |
| Jan. 14, 2020, midnight | 27.8 ppb (26) | 14.1 ppb (13) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 26.0 | |
| Jan. 13, 2020, 11 p.m. | 36.8 ppb (34) | 20.7 ppb (19) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 34.0 | |
| Jan. 13, 2020, 10 p.m. | 35.5 ppb (33) | 21.8 ppb (20) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 33.0 | |
| Jan. 13, 2020, 9 p.m. | 38.1 ppb (35) | 22.8 ppb (21) | N/A | 15.0 ppb (14) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 35.0 | |
| Jan. 13, 2020, 8 p.m. | 44.4 ppb (41) | 28.0 ppb (26) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 41.0 | |
| Jan. 13, 2020, 7 p.m. | 36.1 ppb (33) | 22.6 ppb (21) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 33.0 | |
| Jan. 13, 2020, 6 p.m. | 39.7 ppb (37) | 24.6 ppb (23) | N/A | 15.0 ppb (14) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 37.0 | |
| Jan. 13, 2020, 5 p.m. | 56.9 ppb (53) | 37.4 ppb (35) | N/A | 19.0 ppb (18) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 53.0 | |
| Jan. 13, 2020, 4 p.m. | 52.1 ppb (48) | 35.2 ppb (33) | N/A | 17.0 ppb (16) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 48.0 | |
| Jan. 13, 2020, 3 p.m. | 48.3 ppb (45) | 31.5 ppb (29) | N/A | 17.0 ppb (16) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 45.0 | |
| Jan. 13, 2020, 2 p.m. | 45.3 ppb (42) | 28.1 ppb (26) | N/A | 17.0 ppb (16) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 42.0 | |
| Jan. 13, 2020, 1 p.m. | 36.3 ppb (34) | 20.9 ppb (19) | N/A | 15.0 ppb (14) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 34.0 | |
| Jan. 13, 2020, noon | 30.4 ppb (28) | 17.5 ppb (16) | N/A | 13.0 ppb (12) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 28.0 | |
| Jan. 13, 2020, 11 a.m. | 18.3 ppb (17) | 9.7 ppb (9) | N/A | 9.0 ppb (8) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 17.0 | |
| Jan. 13, 2020, 10 a.m. | 11.5 ppb (11) | 5.0 ppb (5) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 13, 2020, 9 a.m. | 6.6 ppb (6) | 2.8 ppb (3) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 13, 2020, 8 a.m. | 5.4 ppb (5) | 2.5 ppb (2) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 13, 2020, 7 a.m. | 3.6 ppb (3) | 1.3 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 13, 2020, 6 a.m. | 3.4 ppb (3) | 1.3 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 13, 2020, 5 a.m. | 5.5 ppb (5) | 2.9 ppb (3) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 13, 2020, 4 a.m. | 4.7 ppb (4) | 2.2 ppb (2) | N/A | 3.0 ppb (3) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 13, 2020, 3 a.m. | 8.4 ppb (8) | 3.8 ppb (4) | N/A | 5.0 ppb (5) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 13, 2020, 2 a.m. | 12.8 ppb (12) | 5.1 ppb (5) | N/A | 8.0 ppb (7) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 13, 2020, 1 a.m. | 16.4 ppb (15) | 8.2 ppb (8) | N/A | 8.0 ppb (7) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 13, 2020, midnight | 19.1 ppb (18) | 10.4 ppb (10) | N/A | 9.0 ppb (8) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 18.0 | |
| Jan. 12, 2020, 11 p.m. | 26.2 ppb (24) | 14.7 ppb (14) | N/A | 11.0 ppb (10) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 24.0 | |
| Jan. 12, 2020, 10 p.m. | 28.0 ppb (26) | 16.0 ppb (15) | N/A | 12.0 ppb (11) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 26.0 | |
| Jan. 12, 2020, 9 p.m. | 25.1 ppb (23) | 15.5 ppb (14) | N/A | 9.0 ppb (8) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 23.0 | |
| Jan. 12, 2020, 8 p.m. | 25.6 ppb (24) | 15.7 ppb (15) | N/A | 10.0 ppb (9) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 24.0 | |
| Jan. 12, 2020, 7 p.m. | 25.9 ppb (24) | 15.6 ppb (14) | N/A | 10.0 ppb (9) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 24.0 | |
| Jan. 12, 2020, 6 p.m. | 26.7 ppb (25) | 16.1 ppb (15) | N/A | 10.0 ppb (9) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 25.0 | |
| Jan. 12, 2020, 5 p.m. | 22.8 ppb (21) | 13.7 ppb (13) | N/A | 9.0 ppb (8) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 21.0 | |
| Jan. 12, 2020, 4 p.m. | 27.7 ppb (26) | 15.6 ppb (14) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 26.0 | |
| Jan. 12, 2020, 3 p.m. | 18.5 ppb (17) | 9.6 ppb (9) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 17.0 | |
| Jan. 12, 2020, 2 p.m. | 22.3 ppb (21) | 12.8 ppb (12) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 21.0 | |
| Jan. 12, 2020, 1 p.m. | 13.5 ppb (12) | 6.9 ppb (6) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 12, 2020, noon | 11.4 ppb (11) | 4.8 ppb (4) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 12, 2020, 11 a.m. | 9.4 ppb (9) | 3.5 ppb (3) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 12, 2020, 10 a.m. | 6.6 ppb (6) | 3.0 ppb (3) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 12, 2020, 9 a.m. | 6.4 ppb (6) | 2.7 ppb (3) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 12, 2020, 8 a.m. | 7.7 ppb (7) | 2.9 ppb (3) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 12, 2020, 7 a.m. | 7.6 ppb (7) | 2.3 ppb (2) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 12, 2020, 6 a.m. | 11.6 ppb (11) | 5.1 ppb (5) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 12, 2020, 5 a.m. | 10.1 ppb (9) | 3.1 ppb (3) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 12, 2020, 4 a.m. | 7.8 ppb (7) | 2.2 ppb (2) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 12, 2020, 3 a.m. | 9.7 ppb (9) | 3.1 ppb (3) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 12, 2020, 2 a.m. | 9.4 ppb (9) | 2.6 ppb (2) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 12, 2020, 1 a.m. | 7.2 ppb (7) | 1.9 ppb (2) | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 |