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| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 17, 2019, 7 a.m. | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 13.0 | |
| Sept. 17, 2019, 6 a.m. | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 13.0 | |
| Sept. 17, 2019, 5 a.m. | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 13.0 | |
| Sept. 17, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 17, 2019, 2 a.m. | 13.0 ppb (12) | 3.0 ppb (3) | N/A | 10.0 ppb (9) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 12.0 | |
| Sept. 17, 2019, 1 a.m. | 17.0 ppb (16) | 4.0 ppb (4) | N/A | 13.0 ppb (12) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 16.0 | |
| Sept. 17, 2019, midnight | 19.0 ppb (18) | 4.0 ppb (4) | N/A | 15.0 ppb (14) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 18.0 | |
| Sept. 16, 2019, 11 p.m. | 16.0 ppb (15) | 4.0 ppb (4) | N/A | 12.0 ppb (11) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 15.0 | |
| Sept. 16, 2019, 10 p.m. | 15.0 ppb (14) | 3.0 ppb (3) | N/A | 12.0 ppb (11) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 14.0 | |
| Sept. 16, 2019, 9 p.m. | 19.0 ppb (18) | 3.0 ppb (3) | N/A | 16.0 ppb (15) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 18.0 | |
| Sept. 16, 2019, 8 p.m. | 15.0 ppb (14) | 1.0 ppb (1) | N/A | 14.0 ppb (13) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 14.0 | |
| Sept. 16, 2019, 7 p.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 | |
| Sept. 16, 2019, 6 p.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 | |
| Sept. 16, 2019, 5 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 4 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 3 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 16, 2019, 2 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 16, 2019, 1 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 16, 2019, noon | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 11 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 10 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 16, 2019, 9 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 8 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 7 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 6 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 16, 2019, 5 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 4 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 3 a.m. | 8.0 ppb (7) | 2.0 ppb (2) | N/A | 6.0 ppb (6) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 2 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 16, 2019, 1 a.m. | 10.0 ppb (9) | 2.0 ppb (2) | N/A | 8.0 ppb (7) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 16, 2019, midnight | 10.0 ppb (9) | 2.0 ppb (2) | N/A | 8.0 ppb (7) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 15, 2019, 11 p.m. | 10.0 ppb (9) | 2.0 ppb (2) | N/A | 8.0 ppb (7) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 15, 2019, 10 p.m. | 11.0 ppb (10) | 2.0 ppb (2) | N/A | 9.0 ppb (8) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 15, 2019, 9 p.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 15, 2019, 8 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 15, 2019, 7 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 6 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 5 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 4 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 3 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 2 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 1 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 15, 2019, noon | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 15, 2019, 11 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 15, 2019, 10 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 15, 2019, 9 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 8 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 15, 2019, 7 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 15, 2019, 6 a.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 15, 2019, 5 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 7.0 ppb (10) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 15, 2019, 4 a.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 15, 2019, 3 a.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 15, 2019, 2 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 15, 2019, 1 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 15, 2019, midnight | 11.0 ppb (10) | 2.0 ppb (2) | N/A | 9.0 ppb (8) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 14, 2019, 11 p.m. | 13.0 ppb (12) | 3.0 ppb (3) | N/A | 10.0 ppb (9) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 12.0 | |
| Sept. 14, 2019, 10 p.m. | 10.0 ppb (9) | 2.0 ppb (2) | N/A | 8.0 ppb (7) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 14, 2019, 9 p.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 8.0 | |
| Sept. 14, 2019, 8 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 14, 2019, 7 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 14, 2019, 6 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 14, 2019, 5 p.m. | 7.0 ppb (6) | 1.0 ppb (1) | N/A | 6.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 14, 2019, 4 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 14, 2019, 3 p.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 8.0 | |
| Sept. 14, 2019, 2 p.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 8.0 | |
| Sept. 14, 2019, 1 p.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 | |
| Sept. 14, 2019, noon | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 14, 2019, 11 a.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 14, 2019, 10 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 14, 2019, 9 a.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 8.0 | |
| Sept. 14, 2019, 8 a.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 8.0 | |
| Sept. 14, 2019, 7 a.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 14, 2019, 6 a.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 14, 2019, 5 a.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 7.0 ppb (10) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 14, 2019, 4 a.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 14, 2019, 3 a.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 14, 2019, 2 a.m. | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 11.0 | |
| Sept. 14, 2019, 1 a.m. | 14.0 ppb (13) | 2.0 ppb (2) | N/A | 12.0 ppb (11) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 13.0 | |
| Sept. 14, 2019, midnight | 16.0 ppb (15) | 3.0 ppb (3) | N/A | 13.0 ppb (12) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 15.0 | |
| Sept. 13, 2019, 11 p.m. | 17.0 ppb (16) | 4.0 ppb (4) | N/A | 13.0 ppb (12) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 16.0 | |
| Sept. 13, 2019, 10 p.m. | 18.0 ppb (17) | 4.0 ppb (4) | N/A | 14.0 ppb (13) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 17.0 | |
| Sept. 13, 2019, 9 p.m. | 16.0 ppb (15) | 2.0 ppb (2) | N/A | 14.0 ppb (13) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 15.0 | |
| Sept. 13, 2019, 8 p.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 | |
| Sept. 13, 2019, 7 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 13, 2019, 6 p.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 | |
| Sept. 13, 2019, 5 p.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 | |
| Sept. 13, 2019, 4 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 6.0 | |
| Sept. 13, 2019, 3 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 13, 2019, 2 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 13, 2019, 1 p.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 13, 2019, noon | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 13, 2019, 11 a.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 13, 2019, 10 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 | |
| Sept. 13, 2019, 9 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 | |
| Sept. 13, 2019, 8 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 | |
| Sept. 13, 2019, 7 a.m. | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 11.0 | |
| Sept. 13, 2019, 6 a.m. | 15.0 ppb (14) | 3.0 ppb (3) | N/A | 12.0 ppb (11) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 14.0 | |
| Sept. 13, 2019, 5 a.m. | 18.0 ppb (17) | 3.0 ppb (3) | N/A | 15.0 ppb (14) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 17.0 | |
| Sept. 13, 2019, 4 a.m. | 22.0 ppb (20) | 5.0 ppb (5) | N/A | 17.0 ppb (16) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 20.0 | |
| Sept. 13, 2019, 3 a.m. | 27.0 ppb (25) | 6.0 ppb (6) | N/A | 21.0 ppb (19) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 25.0 | |
| Sept. 13, 2019, 2 a.m. | 38.0 ppb (35) | 12.0 ppb (11) | N/A | 26.0 ppb (24) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 35.0 | |
| Sept. 13, 2019, 1 a.m. | 35.0 ppb (32) | 9.0 ppb (8) | N/A | 26.0 ppb (24) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 32.0 | |
| Sept. 13, 2019, midnight | 38.0 ppb (35) | 9.0 ppb (8) | N/A | 29.0 ppb (27) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 35.0 | |
| Sept. 12, 2019, 11 p.m. | 35.0 ppb (32) | 7.0 ppb (6) | N/A | 28.0 ppb (26) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 32.0 | |
| Sept. 12, 2019, 10 p.m. | 33.0 ppb (31) | 5.0 ppb (5) | N/A | 28.0 ppb (26) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 31.0 | |
| Sept. 12, 2019, 9 p.m. | 35.0 ppb (32) | 6.0 ppb (6) | N/A | 29.0 ppb (27) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 32.0 | |
| Sept. 12, 2019, 8 p.m. | 27.0 ppb (25) | 3.0 ppb (3) | N/A | 24.0 ppb (22) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 25.0 | |
| Sept. 12, 2019, 7 p.m. | 21.0 ppb (19) | 2.0 ppb (2) | N/A | 19.0 ppb (18) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 19.0 | |
| Sept. 12, 2019, 6 p.m. | 17.0 ppb (16) | 1.0 ppb (1) | N/A | 16.0 ppb (15) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 16.0 | |
| Sept. 12, 2019, 5 p.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 | |
| Sept. 12, 2019, 4 p.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 8.0 | |
| Sept. 12, 2019, 3 p.m. | 12.0 ppb (11) | 1.0 ppb (1) | N/A | 11.0 ppb (10) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 11.0 | |
| Sept. 12, 2019, 2 p.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 12, 2019, 1 p.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 12, 2019, noon | 12.0 ppb (11) | 1.0 ppb (1) | N/A | 11.0 ppb (10) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 11.0 | |
| Sept. 12, 2019, 11 a.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 12, 2019, 10 a.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 12, 2019, 9 a.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 12, 2019, 8 a.m. | 12.0 ppb (11) | 1.0 ppb (1) | N/A | 11.0 ppb (10) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 11.0 | |
| Sept. 12, 2019, 7 a.m. | 13.0 ppb (12) | 2.0 ppb (2) | N/A | 11.0 ppb (10) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 12.0 | |
| Sept. 12, 2019, 6 a.m. | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 13.0 | |
| Sept. 12, 2019, 5 a.m. | 15.0 ppb (14) | 3.0 ppb (3) | N/A | 12.0 ppb (11) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 14.0 | |
| Sept. 12, 2019, 4 a.m. | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 13.0 | |
| Sept. 12, 2019, 3 a.m. | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 11.0 | |
| Sept. 12, 2019, 2 a.m. | 15.0 ppb (14) | 3.0 ppb (3) | N/A | 12.0 ppb (11) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 14.0 | |
| Sept. 12, 2019, 1 a.m. | 16.0 ppb (15) | 3.0 ppb (3) | N/A | 13.0 ppb (12) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 15.0 | |
| Sept. 12, 2019, midnight | 18.0 ppb (17) | 4.0 ppb (4) | N/A | 14.0 ppb (13) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 17.0 | |
| Sept. 11, 2019, 11 p.m. | 14.0 ppb (13) | 3.0 ppb (3) | N/A | 11.0 ppb (10) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 13.0 | |
| Sept. 11, 2019, 10 p.m. | 16.0 ppb (15) | 3.0 ppb (3) | N/A | 13.0 ppb (12) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 15.0 | |
| Sept. 11, 2019, 9 p.m. | 19.0 ppb (18) | 3.0 ppb (3) | N/A | 16.0 ppb (15) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 18.0 | |
| Sept. 11, 2019, 8 p.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 | |
| Sept. 11, 2019, 7 p.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 | |
| Sept. 11, 2019, 6 p.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 11, 2019, 5 p.m. | 10.0 ppb (9) | 1.0 ppb (1) | N/A | 9.0 ppb (8) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 9.0 | |
| Sept. 11, 2019, 4 p.m. | 8.0 ppb (7) | 1.0 ppb (1) | N/A | 7.0 ppb (6) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 7.0 | |
| Sept. 11, 2019, 3 p.m. | 9.0 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (7) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 8.0 | |
| Sept. 11, 2019, 2 p.m. | 11.0 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 10.0 | |
| Sept. 11, 2019, 1 p.m. | 13.0 ppb (12) | 2.0 ppb (2) | N/A | 11.0 ppb (10) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 12.0 | |
| Sept. 11, 2019, noon | 13.0 ppb (12) | 2.0 ppb (2) | N/A | 11.0 ppb (10) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 12.0 | |
| Sept. 11, 2019, 11 a.m. | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 11.0 | |
| Sept. 11, 2019, 10 a.m. | 17.0 ppb (16) | 2.0 ppb (2) | N/A | 15.0 ppb (14) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 16.0 | |
| Sept. 11, 2019, 9 a.m. | 21.0 ppb (19) | 3.0 ppb (3) | N/A | 18.0 ppb (17) | N/A | 3.0 ppb (4) | N/A | N/A | N/A | N/A | 19.0 | |
| Sept. 11, 2019, 8 a.m. | 24.0 ppb (22) | 3.0 ppb (3) | N/A | 21.0 ppb (19) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 22.0 | |
| Sept. 11, 2019, 7 a.m. | 22.0 ppb (20) | 2.0 ppb (2) | N/A | 20.0 ppb (19) | N/A | 4.0 ppb (6) | N/A | N/A | N/A | N/A | 20.0 | |
| Sept. 11, 2019, 6 a.m. | 19.0 ppb (18) | 2.0 ppb (2) | N/A | 17.0 ppb (16) | N/A | 5.0 ppb (7) | N/A | N/A | N/A | N/A | 18.0 | |
| Sept. 11, 2019, 5 a.m. | 24.0 ppb (22) | 5.0 ppb (5) | N/A | 19.0 ppb (18) | N/A | 11.0 ppb (16) | N/A | N/A | N/A | N/A | 22.0 | |
| Sept. 11, 2019, 4 a.m. | 28.0 ppb (26) | 4.0 ppb (4) | N/A | 24.0 ppb (22) | N/A | 14.0 ppb (20) | N/A | N/A | N/A | N/A | 26.0 | |
| Sept. 11, 2019, 3 a.m. | 27.0 ppb (25) | 5.0 ppb (5) | N/A | 22.0 ppb (20) | N/A | 11.0 ppb (16) | N/A | N/A | N/A | N/A | 25.0 | |
| Sept. 11, 2019, 2 a.m. | 39.0 ppb (36) | 10.0 ppb (9) | N/A | 29.0 ppb (27) | N/A | 12.0 ppb (17) | N/A | N/A | N/A | N/A | 36.0 | |
| Sept. 11, 2019, 1 a.m. | 41.0 ppb (38) | 10.0 ppb (9) | N/A | 31.0 ppb (29) | N/A | 11.0 ppb (16) | N/A | N/A | N/A | N/A | 38.0 | |
| Sept. 11, 2019, midnight | 42.0 ppb (39) | 17.0 ppb (16) | N/A | 25.0 ppb (23) | N/A | 10.0 ppb (14) | N/A | N/A | N/A | N/A | 39.0 | |
| Sept. 10, 2019, 11 p.m. | 47.0 ppb (44) | 21.0 ppb (19) | N/A | 26.0 ppb (24) | N/A | 12.0 ppb (17) | N/A | N/A | N/A | N/A | 44.0 | |
| Sept. 10, 2019, 10 p.m. | 36.0 ppb (33) | 15.0 ppb (14) | N/A | 21.0 ppb (19) | N/A | 8.0 ppb (11) | N/A | N/A | N/A | N/A | 33.0 | |
| Sept. 10, 2019, 9 p.m. | 53.0 ppb (49) | 23.0 ppb (21) | N/A | 30.0 ppb (28) | N/A | 11.0 ppb (16) | N/A | N/A | N/A | N/A | 49.0 | |
| Sept. 10, 2019, 8 p.m. | 38.0 ppb (35) | 8.0 ppb (7) | N/A | 30.0 ppb (28) | N/A | 10.0 ppb (14) | N/A | N/A | N/A | N/A | 35.0 | |
| Sept. 10, 2019, 7 p.m. | 25.0 ppb (23) | 2.0 ppb (2) | N/A | 23.0 ppb (21) | N/A | 7.0 ppb (10) | N/A | N/A | N/A | N/A | 23.0 | |
| Sept. 10, 2019, 6 p.m. | 27.0 ppb (25) | 3.0 ppb (3) | N/A | 24.0 ppb (22) | N/A | 8.0 ppb (11) | N/A | N/A | N/A | N/A | 25.0 | |
| Sept. 10, 2019, 5 p.m. | 19.0 ppb (18) | 1.0 ppb (1) | N/A | 18.0 ppb (17) | N/A | 6.0 ppb (9) | N/A | N/A | N/A | N/A | 18.0 | |
| Sept. 10, 2019, 4 p.m. | 30.0 ppb (28) | 3.0 ppb (3) | N/A | 27.0 ppb (25) | N/A | 8.0 ppb (11) | N/A | N/A | N/A | N/A | 28.0 | |
| Sept. 10, 2019, 3 p.m. | 25.0 ppb (23) | 2.0 ppb (2) | N/A | 23.0 ppb (21) | N/A | 8.0 ppb (11) | N/A | N/A | N/A | N/A | 23.0 | |
| Sept. 10, 2019, 2 p.m. | 33.0 ppb (31) | 2.0 ppb (2) | N/A | 31.0 ppb (29) | N/A | 10.0 ppb (14) | N/A | N/A | N/A | N/A | 31.0 | |
| Sept. 10, 2019, 1 p.m. | 35.0 ppb (32) | 3.0 ppb (3) | N/A | 32.0 ppb (30) | N/A | 10.0 ppb (14) | N/A | N/A | N/A | N/A | 32.0 | |
| Sept. 10, 2019, noon | 42.0 ppb (39) | 7.0 ppb (6) | N/A | 35.0 ppb (32) | N/A | 11.0 ppb (16) | N/A | N/A | N/A | N/A | 39.0 | |
| Sept. 10, 2019, 11 a.m. | 33.0 ppb (31) | 2.0 ppb (2) | N/A | 31.0 ppb (29) | N/A | 10.0 ppb (14) | N/A | N/A | N/A | N/A | 31.0 | |
| Sept. 10, 2019, 10 a.m. | 41.0 ppb (38) | 3.0 ppb (3) | N/A | 38.0 ppb (35) | N/A | 9.0 ppb (13) | N/A | N/A | N/A | N/A | 38.0 | |
| Sept. 10, 2019, 9 a.m. | 51.0 ppb (47) | 3.0 ppb (3) | N/A | 48.0 ppb (44) | N/A | 11.0 ppb (16) | N/A | N/A | N/A | N/A | 47.0 | |
| Sept. 10, 2019, 8 a.m. | 36.0 ppb (33) | 3.0 ppb (3) | N/A | 33.0 ppb (31) | N/A | 11.0 ppb (16) | N/A | N/A | N/A | N/A | 33.0 | |
| Sept. 10, 2019, 7 a.m. | 31.0 ppb (29) | 5.0 ppb (5) | N/A | 26.0 ppb (24) | N/A | 13.0 ppb (19) | N/A | N/A | N/A | N/A | 29.0 |