Pocatello ID, US: 42.876701, -112.460297
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 27, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | -2.0 μg/m3 (0) | 12.0 | |
| May 26, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | -1.0 μg/m3 (0) | 4.0 | |
| May 26, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | -2.0 μg/m3 (0) | 5.0 | |
| May 26, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | -1.0 μg/m3 (0) | 4.0 | |
| May 26, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 26, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 0.0 μg/m3 (0) | 9.0 | |
| May 26, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 6.0 | |
| May 26, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 1.0 μg/m3 (4) | 8.0 | |
| May 26, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 1.0 μg/m3 (4) | 8.0 | |
| May 26, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 6.0 | |
| May 26, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 6.0 | |
| May 26, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 26, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 0.0 μg/m3 (0) | 6.0 | |
| May 26, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 26, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 1.0 μg/m3 (4) | 4.0 | |
| May 26, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 26, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| May 26, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 26, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 0.0 μg/m3 (0) | 7.0 | |
| May 26, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 26, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 2.0 μg/m3 (8) | 8.0 | |
| May 26, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 0.0 μg/m3 (0) | 8.0 | |
| May 26, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 26, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 6.0 | |
| May 26, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | -2.0 μg/m3 (0) | 6.0 | |
| May 25, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | -3.0 μg/m3 (0) | 7.0 | |
| May 25, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | -2.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | -2.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | -1.0 μg/m3 (0) | 3.0 | |
| May 25, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 0.0 μg/m3 (0) | 6.0 | |
| May 25, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 1.0 μg/m3 (4) | 11.0 | |
| May 25, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 1.0 μg/m3 (4) | 10.0 | |
| May 25, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 0.0 μg/m3 (0) | 6.0 | |
| May 25, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 3.0 | |
| May 25, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | -1.0 μg/m3 (0) | 2.0 | |
| May 25, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 6.0 | |
| May 25, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 25, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 25, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | -1.0 μg/m3 (0) | 5.0 | |
| May 25, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 8.0 | |
| May 25, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 5.0 μg/m3 (21) | 21.0 | |
| May 25, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 3.0 μg/m3 (12) | 12.0 | |
| May 25, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 2.0 μg/m3 (8) | 8.0 | |
| May 25, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | -1.0 μg/m3 (0) | 6.0 | |
| May 24, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 0.0 μg/m3 (0) | 7.0 | |
| May 24, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 2.0 μg/m3 (8) | 8.0 | |
| May 24, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 2.0 μg/m3 (8) | 10.0 | |
| May 24, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 2.0 μg/m3 (8) | 12.0 | |
| May 24, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 2.0 μg/m3 (8) | 8.0 | |
| May 24, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 μg/m3 (14) | 2.0 μg/m3 (8) | 14.0 | |
| May 24, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 2.0 μg/m3 (8) | 15.0 | |
| May 24, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 0.0 μg/m3 (0) | 6.0 | |
| May 24, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | -4.0 μg/m3 (0) | 5.0 | |
| May 24, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | -4.0 μg/m3 (0) | 3.0 | |
| May 24, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 24, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 24, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | -3.0 μg/m3 (0) | 5.0 | |
| May 24, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 12.0 | |
| May 24, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 9.0 μg/m3 (38) | 38.0 | |
| May 24, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 12.0 μg/m3 (50) | 50.0 | |
| May 24, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 24, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 3.0 μg/m3 (12) | 12.0 | |
| May 24, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 12.0 | |
| May 24, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 8.0 | |
| May 24, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 8.0 | |
| May 24, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 3.0 μg/m3 (12) | 12.0 | |
| May 24, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 4.0 μg/m3 (17) | 17.0 | |
| May 24, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 2.0 μg/m3 (8) | 10.0 | |
| May 23, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 3.0 μg/m3 (12) | 12.0 | |
| May 23, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 3.0 μg/m3 (12) | 12.0 | |
| May 23, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 3.0 μg/m3 (12) | 12.0 | |
| May 23, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 23, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | -1.0 μg/m3 (0) | 8.0 | |
| May 23, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | -2.0 μg/m3 (0) | 8.0 | |
| May 23, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | -1.0 μg/m3 (0) | 8.0 | |
| May 23, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 8.0 | |
| May 23, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 4.0 μg/m3 (17) | 17.0 | |
| May 23, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 4.0 μg/m3 (17) | 17.0 | |
| May 23, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 4.0 μg/m3 (17) | 17.0 | |
| May 23, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 2.0 μg/m3 (8) | 8.0 | |
| May 23, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 1.0 μg/m3 (4) | 9.0 | |
| May 23, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 1.0 μg/m3 (4) | 9.0 | |
| May 23, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 23, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 23, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 23, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 2.0 μg/m3 (8) | 8.0 | |
| May 23, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 12.0 | |
| May 23, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 4.0 μg/m3 (17) | 17.0 | |
| May 23, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 2.0 μg/m3 (8) | 11.0 | |
| May 23, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 23, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 23, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | -2.0 μg/m3 (0) | 5.0 | |
| May 22, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | -3.0 μg/m3 (0) | 5.0 | |
| May 22, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| May 22, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 22, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | -1.0 μg/m3 (0) | 7.0 | |
| May 22, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 μg/m3 (1) | 1.0 μg/m3 (4) | 4.0 | |
| May 22, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 1.0 μg/m3 (4) | 4.0 | |
| May 22, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | -2.0 μg/m3 (0) | 5.0 | |
| May 22, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | -3.0 μg/m3 (0) | 3.0 | |
| May 22, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | -2.0 μg/m3 (0) | 2.0 | |
| May 22, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | -2.0 μg/m3 (0) | 4.0 | |
| May 22, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| May 22, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 0.0 μg/m3 (0) | 2.0 | |
| May 22, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 0.0 μg/m3 (0) | 2.0 | |
| May 22, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 0.0 μg/m3 (0) | 2.0 | |
| May 22, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 μg/m3 (0) | -1.0 μg/m3 (0) | N/A | |
| May 22, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | -2.0 μg/m3 (0) | 4.0 | |
| May 22, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 22, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 1.0 μg/m3 (4) | 4.0 | |
| May 22, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 1.0 μg/m3 (4) | 4.0 | |
| May 22, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 3.0 μg/m3 (12) | 12.0 | |
| May 22, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 5.0 μg/m3 (21) | 21.0 | |
| May 22, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 22, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | -2.0 μg/m3 (0) | 5.0 | |
| May 22, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | -1.0 μg/m3 (0) | 4.0 | |
| May 21, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 21, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 21, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 21, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 2.0 μg/m3 (8) | 8.0 | |
| May 21, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 3.0 | |
| May 21, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| May 21, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 21, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 21, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 3.0 μg/m3 (12) | 12.0 | |
| May 21, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 1.0 μg/m3 (4) | 11.0 | |
| May 21, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 1.0 μg/m3 (4) | 9.0 | |
| May 21, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 2.0 μg/m3 (8) | 10.0 | |
| May 21, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 21, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 1.0 μg/m3 (4) | 7.0 | |
| May 21, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 1.0 μg/m3 (4) | 6.0 | |
| May 21, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 21, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 1.0 μg/m3 (4) | 4.0 | |
| May 21, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 21, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 21, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 21, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 3.0 μg/m3 (12) | 12.0 | |
| May 21, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| May 21, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 1.0 μg/m3 (4) | 4.0 | |
| May 21, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 20, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | -2.0 μg/m3 (0) | 6.0 | |
| May 20, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 0.0 μg/m3 (0) | 3.0 | |
| May 20, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 20, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 1.0 μg/m3 (4) | 4.0 | |
| May 20, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| May 20, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 20, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 3.0 μg/m3 (12) | 12.0 | |
| May 20, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 4.0 μg/m3 (17) | 17.0 | |
| May 20, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 5.0 μg/m3 (21) | 21.0 | |
| May 20, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 17.0 | |
| May 20, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 2.0 μg/m3 (8) | 8.0 | |
| May 20, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 1.0 μg/m3 (4) | 4.0 | |
| May 20, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 2.0 μg/m3 (8) | 8.0 | |
| May 20, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 2.0 μg/m3 (8) | 8.0 | |
| May 20, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 20, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 1.0 μg/m3 (4) | 5.0 | |
| May 20, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 1.0 μg/m3 (4) | 4.0 | |
| May 20, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | -2.0 μg/m3 (0) | 2.0 | |
| May 20, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | -1.0 μg/m3 (0) | 5.0 | |
| May 20, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 20, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 μg/m3 (5) | 0.0 μg/m3 (0) | 5.0 | |
| May 20, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 0.0 μg/m3 (0) | 4.0 | |
| May 20, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 2.0 μg/m3 (8) | 8.0 |