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| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 16, 2019, 4 a.m. | 4.0 ppb (4) | 1.0 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, 2019, 3 a.m. | 5.0 ppb (5) | 1.0 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. 16, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 1.0 | |
| Jan. 16, 2019, 1 a.m. | 9.0 ppb (8) | 2.0 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. 16, 2019, midnight | 12.0 ppb (11) | 3.0 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, 2019, 11 p.m. | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 15, 2019, 10 p.m. | 6.0 ppb (6) | 0.0 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. 15, 2019, 9 p.m. | 2.0 ppb (2) | 0.0 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. 15, 2019, 8 p.m. | 2.0 ppb (2) | 0.0 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. 15, 2019, 7 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 1.0 | |
| Jan. 15, 2019, 6 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 1.0 | |
| Jan. 15, 2019, 5 p.m. | 3.0 ppb (3) | 0.0 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, 2019, 4 p.m. | 10.0 ppb (9) | 0.0 ppb (0) | N/A | 10.0 ppb (9) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 15, 2019, 3 p.m. | 8.0 ppb (7) | 0.0 ppb (0) | N/A | 8.0 ppb (7) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 15, 2019, 2 p.m. | 11.0 ppb (10) | 0.0 ppb (0) | N/A | 11.0 ppb (10) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 15, 2019, 1 p.m. | 12.0 ppb (11) | 0.0 ppb (0) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 15, 2019, noon | 15.0 ppb (14) | 1.0 ppb (1) | N/A | 14.0 ppb (13) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 15, 2019, 11 a.m. | 17.0 ppb (16) | 1.0 ppb (1) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 15, 2019, 10 a.m. | 10.0 ppb (9) | 0.0 ppb (0) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 15, 2019, 9 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 15, 2019, 8 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 15, 2019, 7 a.m. | 7.0 ppb (6) | 1.0 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. 15, 2019, 6 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 15, 2019, 5 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 15, 2019, 4 a.m. | 12.0 ppb (11) | 1.0 ppb (1) | N/A | 11.0 ppb (10) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 15, 2019, 3 a.m. | 15.0 ppb (14) | 3.0 ppb (3) | N/A | 12.0 ppb (11) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 15, 2019, 2 a.m. | 24.0 ppb (22) | 7.0 ppb (6) | N/A | 17.0 ppb (16) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 22.0 | |
| Jan. 15, 2019, 1 a.m. | 34.0 ppb (31) | 13.0 ppb (12) | N/A | 21.0 ppb (19) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 31.0 | |
| Jan. 15, 2019, midnight | 34.0 ppb (31) | 13.0 ppb (12) | N/A | 21.0 ppb (19) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 31.0 | |
| Jan. 14, 2019, 11 p.m. | 39.0 ppb (36) | 17.0 ppb (16) | N/A | 22.0 ppb (20) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 36.0 | |
| Jan. 14, 2019, 10 p.m. | 49.0 ppb (45) | 30.0 ppb (28) | N/A | 19.0 ppb (18) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 45.0 | |
| Jan. 14, 2019, 9 p.m. | 31.0 ppb (29) | 16.0 ppb (15) | N/A | 15.0 ppb (14) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 29.0 | |
| Jan. 14, 2019, 8 p.m. | 32.0 ppb (30) | 15.0 ppb (14) | N/A | 17.0 ppb (16) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 30.0 | |
| Jan. 14, 2019, 7 p.m. | 24.0 ppb (22) | 8.0 ppb (7) | N/A | 16.0 ppb (15) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 22.0 | |
| Jan. 14, 2019, 6 p.m. | 19.0 ppb (18) | 5.0 ppb (5) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 18.0 | |
| Jan. 14, 2019, 5 p.m. | 16.0 ppb (15) | 2.0 ppb (2) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 14, 2019, 4 p.m. | 17.0 ppb (16) | 2.0 ppb (2) | N/A | 15.0 ppb (14) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 14, 2019, 3 p.m. | 22.0 ppb (20) | 3.0 ppb (3) | N/A | 19.0 ppb (18) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 20.0 | |
| Jan. 14, 2019, 2 p.m. | 17.0 ppb (16) | 1.0 ppb (1) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 14, 2019, 1 p.m. | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 14, 2019, noon | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 14, 2019, 11 a.m. | 17.0 ppb (16) | 1.0 ppb (1) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 14, 2019, 10 a.m. | 17.0 ppb (16) | 0.0 ppb (0) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 14, 2019, 9 a.m. | 12.0 ppb (11) | 0.0 ppb (0) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 14, 2019, 8 a.m. | 9.0 ppb (8) | 0.0 ppb (0) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 14, 2019, 7 a.m. | 5.0 ppb (5) | 0.0 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. 14, 2019, 6 a.m. | 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. 14, 2019, 5 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 14, 2019, 4 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 3.0 | |
| Jan. 14, 2019, 3 a.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 14, 2019, 2 a.m. | 9.0 ppb (8) | 3.0 ppb (3) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 14, 2019, 1 a.m. | 9.0 ppb (8) | 4.0 ppb (4) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 14, 2019, midnight | 13.0 ppb (12) | 6.0 ppb (6) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 13, 2019, 11 p.m. | 16.0 ppb (15) | 8.0 ppb (7) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 13, 2019, 10 p.m. | 14.0 ppb (13) | 5.0 ppb (5) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 13, 2019, 9 p.m. | 8.0 ppb (7) | 2.0 ppb (2) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 13, 2019, 8 p.m. | 8.0 ppb (7) | 2.0 ppb (2) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 13, 2019, 7 p.m. | 8.0 ppb (7) | 2.0 ppb (2) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 13, 2019, 6 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 13, 2019, 5 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 13, 2019, 4 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 13, 2019, 3 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 13, 2019, 2 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 13, 2019, 1 p.m. | 11.0 ppb (10) | 2.0 ppb (2) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 13, 2019, noon | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 13, 2019, 10 a.m. | 14.0 ppb (13) | 1.0 ppb (1) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 13, 2019, 9 a.m. | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 13, 2019, 8 a.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 13, 2019, 7 a.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 13, 2019, 6 a.m. | 7.0 ppb (6) | 1.0 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. 13, 2019, 5 a.m. | 6.0 ppb (6) | 1.0 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. 13, 2019, 4 a.m. | 6.0 ppb (6) | 1.0 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. 13, 2019, 3 a.m. | 6.0 ppb (6) | 1.0 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. 13, 2019, 2 a.m. | 9.0 ppb (8) | 2.0 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. 13, 2019, 1 a.m. | 9.0 ppb (8) | 2.0 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. 13, 2019, midnight | 11.0 ppb (10) | 3.0 ppb (3) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 12, 2019, 11 p.m. | 13.0 ppb (12) | 2.0 ppb (2) | N/A | 11.0 ppb (10) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 12, 2019, 10 p.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 12, 2019, 9 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 12, 2019, 8 p.m. | 5.0 ppb (5) | 0.0 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. 12, 2019, 7 p.m. | 7.0 ppb (6) | 0.0 ppb (0) | N/A | 7.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 12, 2019, 6 p.m. | 8.0 ppb (7) | 0.0 ppb (0) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 12, 2019, 5 p.m. | 9.0 ppb (8) | 0.0 ppb (0) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 12, 2019, 4 p.m. | 6.0 ppb (6) | 0.0 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. 12, 2019, 3 p.m. | 10.0 ppb (9) | 0.0 ppb (0) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 12, 2019, 2 p.m. | 12.0 ppb (11) | 0.0 ppb (0) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 12, 2019, 1 p.m. | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 12, 2019, noon | 18.0 ppb (17) | 3.0 ppb (3) | N/A | 15.0 ppb (14) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 17.0 | |
| Jan. 12, 2019, 10 a.m. | 17.0 ppb (16) | 1.0 ppb (1) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 12, 2019, 9 a.m. | 14.0 ppb (13) | 0.0 ppb (0) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 12, 2019, 8 a.m. | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 12, 2019, 7 a.m. | 14.0 ppb (13) | 1.0 ppb (1) | N/A | 13.0 ppb (12) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 12, 2019, 6 a.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 12, 2019, 5 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 7.0 | |
| Jan. 12, 2019, 4 a.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 5.0 | |
| Jan. 12, 2019, 3 a.m. | 6.0 ppb (6) | 2.0 ppb (2) | N/A | 4.0 ppb (4) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 12, 2019, 2 a.m. | 7.0 ppb (6) | 2.0 ppb (2) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 12, 2019, 1 a.m. | 10.0 ppb (9) | 3.0 ppb (3) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 12, 2019, midnight | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 11, 2019, 11 p.m. | 17.0 ppb (16) | 3.0 ppb (3) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 11, 2019, 10 p.m. | 14.0 ppb (13) | 2.0 ppb (2) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 11, 2019, 9 p.m. | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 11, 2019, 8 p.m. | 9.0 ppb (8) | 2.0 ppb (2) | N/A | 7.0 ppb (6) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 11, 2019, 7 p.m. | 13.0 ppb (12) | 2.0 ppb (2) | N/A | 11.0 ppb (10) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 11, 2019, 6 p.m. | 14.0 ppb (13) | 1.0 ppb (1) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 11, 2019, 5 p.m. | 14.0 ppb (13) | 1.0 ppb (1) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 11, 2019, 4 p.m. | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 11, 2019, 3 p.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 11, 2019, 2 p.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 11, 2019, 1 p.m. | 16.0 ppb (15) | 2.0 ppb (2) | N/A | 14.0 ppb (13) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 15.0 | |
| Jan. 11, 2019, noon | 18.0 ppb (17) | 1.0 ppb (1) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 17.0 | |
| Jan. 11, 2019, 11 a.m. | 24.0 ppb (22) | 2.0 ppb (2) | N/A | 22.0 ppb (20) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 22.0 | |
| Jan. 11, 2019, 10 a.m. | 26.0 ppb (24) | 2.0 ppb (2) | N/A | 24.0 ppb (22) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 24.0 | |
| Jan. 11, 2019, 9 a.m. | 22.0 ppb (20) | 1.0 ppb (1) | N/A | 21.0 ppb (19) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 20.0 | |
| Jan. 11, 2019, 8 a.m. | 20.0 ppb (19) | 2.0 ppb (2) | N/A | 18.0 ppb (17) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 19.0 | |
| Jan. 11, 2019, 7 a.m. | 16.0 ppb (15) | 2.0 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. 11, 2019, 6 a.m. | 12.0 ppb (11) | 1.0 ppb (1) | N/A | 11.0 ppb (10) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 11, 2019, 5 a.m. | 10.0 ppb (9) | 2.0 ppb (2) | N/A | 8.0 ppb (7) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 9.0 | |
| Jan. 11, 2019, 4 a.m. | 11.0 ppb (10) | 2.0 ppb (2) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 11, 2019, 3 a.m. | 11.0 ppb (10) | 2.0 ppb (2) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 11, 2019, 2 a.m. | 13.0 ppb (12) | 4.0 ppb (4) | N/A | 9.0 ppb (8) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 11, 2019, 1 a.m. | 17.0 ppb (16) | 7.0 ppb (6) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 16.0 | |
| Jan. 11, 2019, midnight | 33.0 ppb (31) | 19.0 ppb (18) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 31.0 | |
| Jan. 10, 2019, 11 p.m. | 49.0 ppb (45) | 33.0 ppb (31) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 45.0 | |
| Jan. 10, 2019, 10 p.m. | 37.0 ppb (34) | 21.0 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. 10, 2019, 9 p.m. | 29.0 ppb (27) | 15.0 ppb (14) | N/A | 14.0 ppb (13) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 27.0 | |
| Jan. 10, 2019, 8 p.m. | 33.0 ppb (31) | 17.0 ppb (16) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 31.0 | |
| Jan. 10, 2019, 7 p.m. | 32.0 ppb (30) | 13.0 ppb (12) | N/A | 19.0 ppb (18) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 30.0 | |
| Jan. 10, 2019, 6 p.m. | 27.0 ppb (25) | 8.0 ppb (7) | N/A | 19.0 ppb (18) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 25.0 | |
| Jan. 10, 2019, 5 p.m. | 25.0 ppb (23) | 5.0 ppb (5) | N/A | 20.0 ppb (19) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 23.0 | |
| Jan. 10, 2019, 4 p.m. | 14.0 ppb (13) | 1.0 ppb (1) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 10, 2019, 3 p.m. | 14.0 ppb (13) | 1.0 ppb (1) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 10, 2019, 2 p.m. | 28.0 ppb (26) | 6.0 ppb (6) | N/A | 22.0 ppb (20) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 26.0 | |
| Jan. 10, 2019, 1 p.m. | 29.0 ppb (27) | 6.0 ppb (6) | N/A | 23.0 ppb (21) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 27.0 | |
| Jan. 10, 2019, noon | 30.0 ppb (28) | 6.0 ppb (6) | N/A | 24.0 ppb (22) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 28.0 | |
| Jan. 10, 2019, 11 a.m. | 30.0 ppb (28) | 6.0 ppb (6) | N/A | 24.0 ppb (22) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 28.0 | |
| Jan. 10, 2019, 10 a.m. | 35.0 ppb (32) | 9.0 ppb (8) | N/A | 26.0 ppb (24) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 32.0 | |
| Jan. 10, 2019, 9 a.m. | 28.0 ppb (26) | 3.0 ppb (3) | N/A | 25.0 ppb (23) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 26.0 | |
| Jan. 10, 2019, 8 a.m. | 25.0 ppb (23) | 2.0 ppb (2) | N/A | 23.0 ppb (21) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 23.0 | |
| Jan. 10, 2019, 7 a.m. | 23.0 ppb (21) | 3.0 ppb (3) | N/A | 20.0 ppb (19) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 21.0 | |
| Jan. 10, 2019, 6 a.m. | 20.0 ppb (19) | 3.0 ppb (3) | N/A | 17.0 ppb (16) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 19.0 | |
| Jan. 10, 2019, 5 a.m. | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 10, 2019, 4 a.m. | 14.0 ppb (13) | 2.0 ppb (2) | N/A | 12.0 ppb (11) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 10, 2019, 3 a.m. | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 10, 2019, 2 a.m. | 22.0 ppb (20) | 5.0 ppb (5) | N/A | 17.0 ppb (16) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 20.0 | |
| Jan. 10, 2019, 1 a.m. | 31.0 ppb (29) | 9.0 ppb (8) | N/A | 22.0 ppb (20) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 29.0 | |
| Jan. 10, 2019, midnight | 35.0 ppb (32) | 11.0 ppb (10) | N/A | 24.0 ppb (22) | N/A | 2.0 ppb (3) | N/A | N/A | N/A | N/A | 32.0 | |
| Jan. 9, 2019, 11 p.m. | 27.0 ppb (25) | 8.0 ppb (7) | N/A | 19.0 ppb (18) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 25.0 | |
| Jan. 9, 2019, 10 p.m. | 22.0 ppb (20) | 6.0 ppb (6) | N/A | 16.0 ppb (15) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 20.0 | |
| Jan. 9, 2019, 9 p.m. | 30.0 ppb (28) | 7.0 ppb (6) | N/A | 23.0 ppb (21) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 28.0 | |
| Jan. 9, 2019, 8 p.m. | 26.0 ppb (24) | 5.0 ppb (5) | N/A | 21.0 ppb (19) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 24.0 | |
| Jan. 9, 2019, 7 p.m. | 15.0 ppb (14) | 2.0 ppb (2) | N/A | 13.0 ppb (12) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 14.0 | |
| Jan. 9, 2019, 6 p.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 9, 2019, 5 p.m. | 9.0 ppb (8) | 0.0 ppb (0) | N/A | 9.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 9, 2019, 4 p.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 9, 2019, 3 p.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 9, 2019, 2 p.m. | 12.0 ppb (11) | 1.0 ppb (1) | N/A | 11.0 ppb (10) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 11.0 | |
| Jan. 9, 2019, 1 p.m. | 14.0 ppb (13) | 1.0 ppb (1) | N/A | 13.0 ppb (12) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 13.0 | |
| Jan. 9, 2019, noon | 19.0 ppb (18) | 2.0 ppb (2) | N/A | 17.0 ppb (16) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 18.0 | |
| Jan. 9, 2019, 11 a.m. | 13.0 ppb (12) | 1.0 ppb (1) | N/A | 12.0 ppb (11) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 12.0 | |
| Jan. 9, 2019, 10 a.m. | 18.0 ppb (17) | 2.0 ppb (2) | N/A | 16.0 ppb (15) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 17.0 | |
| Jan. 9, 2019, 9 a.m. | 16.0 ppb (15) | 2.0 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. 9, 2019, 8 a.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 10.0 | |
| Jan. 9, 2019, 7 a.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 8.0 | |
| Jan. 9, 2019, 6 a.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 6.0 | |
| Jan. 9, 2019, 5 a.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 9, 2019, 4 a.m. | 4.0 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | N/A | N/A | N/A | N/A | 4.0 | |
| Jan. 9, 2019, 3 a.m. | 8.0 ppb (7) | 2.0 ppb (2) | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (1) | N/A | N/A | N/A | N/A | 7.0 |