Matanuska-Susitna AK, US: 61.534163, -149.031655
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 18, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 1.0 μg/m3 (4) | 12.0 | |
| July 17, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 4.0 μg/m3 (17) | 17.0 | |
| July 17, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 8.0 μg/m3 (33) | 33.0 | |
| July 17, 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) | 9.0 μg/m3 (38) | 38.0 | |
| July 17, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 14.0 μg/m3 (54) | 54.0 | |
| July 17, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| July 17, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 4.0 μg/m3 (17) | 24.0 | |
| July 17, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 3.0 μg/m3 (12) | 21.0 | |
| July 17, 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) | 3.0 μg/m3 (12) | 12.0 | |
| July 17, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 2.0 μg/m3 (8) | 9.0 | |
| July 17, 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) | 2.0 μg/m3 (8) | 8.0 | |
| July 17, 2019, 1 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 | |
| July 17, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 4.0 μg/m3 (17) | 17.0 | |
| July 17, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 1.0 μg/m3 (4) | 15.0 | |
| July 17, 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) | 1.0 μg/m3 (4) | 4.0 | |
| July 17, 2019, 9 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 (8) | 8.0 | |
| July 17, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 μg/m3 (0) | -2.0 μg/m3 (0) | N/A | |
| July 17, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | -3.0 μg/m3 (0) | N/A | |
| July 17, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 μg/m3 (4) | 4.0 | |
| July 17, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 3.0 μg/m3 (12) | 15.0 | |
| July 17, 2019, 4 a.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 | |
| July 17, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | -1.0 μg/m3 (0) | 15.0 | |
| July 17, 2019, 2 a.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 | |
| July 17, 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) | 2.0 μg/m3 (8) | 8.0 | |
| July 17, 2019, midnight | 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 | |
| July 16, 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) | 1.0 μg/m3 (4) | 7.0 | |
| July 16, 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 | |
| July 16, 2019, 9 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 (4) | 7.0 | |
| July 16, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 1.0 μg/m3 (4) | 17.0 | |
| July 16, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 1.0 μg/m3 (4) | 23.0 | |
| July 16, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 5.0 μg/m3 (21) | 21.0 | |
| July 16, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 7.0 μg/m3 (29) | 29.0 | |
| July 16, 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) | 0.0 μg/m3 (0) | 7.0 | |
| July 16, 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) | 1.0 μg/m3 (4) | 5.0 | |
| July 16, 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) | 2.0 μg/m3 (8) | 8.0 | |
| July 16, 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) | 2.0 μg/m3 (8) | 8.0 | |
| July 16, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 4.0 μg/m3 (17) | 17.0 | |
| July 16, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 4.0 μg/m3 (17) | 17.0 | |
| July 16, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 2.0 μg/m3 (8) | 26.0 | |
| July 16, 2019, 9 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 | |
| July 16, 2019, 8 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 (0) | 6.0 | |
| July 16, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | -1.0 μg/m3 (0) | 12.0 | |
| July 16, 2019, 6 a.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 (0) | 14.0 | |
| July 16, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | -3.0 μg/m3 (0) | 13.0 | |
| July 16, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 μg/m3 (18) | -3.0 μg/m3 (0) | 18.0 | |
| July 16, 2019, 3 a.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 (0) | 17.0 | |
| July 16, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 0.0 μg/m3 (0) | 13.0 | |
| July 16, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 1.0 μg/m3 (4) | 12.0 | |
| July 16, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | -1.0 μg/m3 (0) | 15.0 | |
| July 15, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (35) | 1.0 μg/m3 (4) | 35.0 | |
| July 15, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 1.0 μg/m3 (4) | 28.0 | |
| July 15, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 0.0 μg/m3 (0) | 24.0 | |
| July 15, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 0.0 μg/m3 (0) | 16.0 | |
| July 15, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 0.0 μg/m3 (0) | 32.0 | |
| July 15, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 12.0 | |
| July 15, 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) | 7.0 μg/m3 (29) | 29.0 | |
| July 15, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 5.0 μg/m3 (21) | 21.0 | |
| July 15, 2019, 3 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 | |
| July 15, 2019, 2 p.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 | |
| July 15, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | -4.0 μg/m3 (0) | 2.0 | |
| July 15, 2019, noon | 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 | |
| July 15, 2019, 11 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 | |
| July 15, 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) | 3.0 μg/m3 (12) | 12.0 | |
| July 15, 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 | |
| July 15, 2019, 8 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 | |
| July 15, 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 | |
| July 15, 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 | |
| July 15, 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 (0) | 6.0 | |
| July 15, 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) | -1.0 μg/m3 (0) | 7.0 | |
| July 15, 2019, 3 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 | |
| July 15, 2019, 2 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 (0) | 6.0 | |
| July 15, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 2.0 μg/m3 (8) | 23.0 | |
| July 15, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 7.0 μg/m3 (29) | 30.0 | |
| July 14, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 9.0 μg/m3 (38) | 38.0 | |
| July 14, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | -1.0 μg/m3 (0) | 15.0 | |
| July 14, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | -1.0 μg/m3 (0) | 17.0 | |
| July 14, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 0.0 μg/m3 (0) | 16.0 | |
| July 14, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 4.0 μg/m3 (17) | 20.0 | |
| July 14, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 5.0 μg/m3 (21) | 21.0 | |
| July 14, 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) | 5.0 μg/m3 (21) | 21.0 | |
| July 14, 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) | 3.0 μg/m3 (12) | 12.0 | |
| July 14, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 4.0 μg/m3 (17) | 17.0 | |
| July 14, 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) | 6.0 μg/m3 (25) | 25.0 | |
| July 14, 2019, 1 p.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 | |
| July 14, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 4.0 μg/m3 (17) | 17.0 | |
| July 14, 2019, 11 a.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 | |
| July 14, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 12.0 | |
| July 14, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 4.0 μg/m3 (17) | 25.0 | |
| July 14, 2019, 8 a.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 | |
| July 14, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | -1.0 μg/m3 (0) | 33.0 | |
| July 14, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 0.0 μg/m3 (0) | 12.0 | |
| July 14, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 3.0 μg/m3 (12) | 12.0 | |
| July 14, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 1.0 μg/m3 (4) | 20.0 | |
| July 14, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 1.0 μg/m3 (4) | 21.0 | |
| July 14, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 4.0 μg/m3 (17) | 19.0 | |
| July 14, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 8.0 μg/m3 (33) | 33.0 | |
| July 14, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 8.0 μg/m3 (33) | 33.0 | |
| July 13, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 μg/m3 (29) | 10.0 μg/m3 (42) | 42.0 | |
| July 13, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (35) | 11.0 μg/m3 (46) | 46.0 | |
| July 13, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 11.0 μg/m3 (46) | 46.0 | |
| July 13, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 8.0 μg/m3 (33) | 33.0 | |
| July 13, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 7.0 μg/m3 (29) | 29.0 | |
| July 13, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 5.0 μg/m3 (21) | 21.0 | |
| July 13, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 6.0 μg/m3 (25) | 25.0 | |
| July 13, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 10.0 μg/m3 (42) | 42.0 | |
| July 13, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 7.0 μg/m3 (29) | 29.0 | |
| July 13, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 5.0 μg/m3 (21) | 21.0 | |
| July 13, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 7.0 μg/m3 (29) | 29.0 | |
| July 13, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 9.0 μg/m3 (38) | 38.0 | |
| July 13, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
| July 13, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 7.0 μg/m3 (29) | 29.0 | |
| July 13, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 7.0 μg/m3 (29) | 29.0 | |
| July 13, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 6.0 μg/m3 (25) | 25.0 | |
| July 13, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 4.0 μg/m3 (17) | 17.0 | |
| July 13, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 6.0 μg/m3 (25) | 25.0 | |
| July 13, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 6.0 μg/m3 (25) | 25.0 | |
| July 13, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 7.0 μg/m3 (29) | 29.0 | |
| July 13, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 8.0 μg/m3 (33) | 33.0 | |
| July 13, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 9.0 μg/m3 (38) | 38.0 | |
| July 13, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 8.0 μg/m3 (33) | 33.0 | |
| July 13, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 11.0 μg/m3 (46) | 46.0 | |
| July 12, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 16.0 μg/m3 (59) | 59.0 | |
| July 12, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 5.0 μg/m3 (21) | 21.0 | |
| July 12, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 5.0 μg/m3 (21) | 21.0 | |
| July 12, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 6.0 μg/m3 (25) | 25.0 | |
| July 12, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 8.0 μg/m3 (33) | 33.0 | |
| July 12, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 10.0 μg/m3 (42) | 42.0 | |
| July 12, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 15.0 μg/m3 (56) | 56.0 | |
| July 12, 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) | 5.0 μg/m3 (21) | 21.0 | |
| July 12, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 7.0 μg/m3 (29) | 29.0 | |
| July 12, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 6.0 μg/m3 (25) | 25.0 | |
| July 12, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| July 12, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 10.0 μg/m3 (42) | 42.0 | |
| July 12, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 11.0 μg/m3 (46) | 46.0 | |
| July 12, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 8.0 μg/m3 (33) | 33.0 | |
| July 12, 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) | 12.0 μg/m3 (50) | 50.0 | |
| July 12, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 14.0 μg/m3 (54) | 54.0 | |
| July 12, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 17.0 μg/m3 (61) | 61.0 | |
| July 12, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 17.0 μg/m3 (61) | 61.0 | |
| July 12, 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) | 13.0 μg/m3 (52) | 52.0 | |
| July 12, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 15.0 μg/m3 (56) | 56.0 | |
| July 12, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 12.0 μg/m3 (50) | 50.0 | |
| July 12, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 14.0 μg/m3 (54) | 54.0 | |
| July 12, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 18.0 μg/m3 (63) | 63.0 | |
| July 12, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 μg/m3 (38) | 19.0 μg/m3 (65) | 65.0 | |
| July 11, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 16.0 μg/m3 (59) | 59.0 | |
| July 11, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 12.0 μg/m3 (50) | 50.0 | |
| July 11, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 11.0 μg/m3 (46) | 46.0 | |
| July 11, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 15.0 μg/m3 (56) | 56.0 | |
| July 11, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 27.0 μg/m3 (82) | 82.0 | |
| July 11, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 30.0 μg/m3 (88) | 88.0 | |
| July 11, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 μg/m3 (44) | 33.0 μg/m3 (95) | 95.0 | |
| July 11, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 30.0 μg/m3 (88) | 88.0 | |
| July 11, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 34.0 μg/m3 (97) | 97.0 | |
| July 11, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 μg/m3 (42) | 31.0 μg/m3 (90) | 90.0 | |
| July 11, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 μg/m3 (34) | 33.0 μg/m3 (95) | 95.0 | |
| July 11, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 25.0 μg/m3 (78) | 78.0 | |
| July 11, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 μg/m3 (38) | 27.0 μg/m3 (82) | 82.0 | |
| July 11, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 30.0 μg/m3 (88) | 88.0 | |
| July 11, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 20.0 μg/m3 (67) | 67.0 | |
| July 11, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 14.0 μg/m3 (54) | 54.0 | |
| July 11, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 18.0 μg/m3 (63) | 63.0 | |
| July 11, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 14.0 μg/m3 (54) | 54.0 | |
| July 11, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 19.0 μg/m3 (65) | 65.0 | |
| July 11, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 18.0 μg/m3 (63) | 63.0 | |
| July 11, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 15.0 μg/m3 (56) | 56.0 | |
| July 11, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 μg/m3 (36) | 17.0 μg/m3 (61) | 61.0 | |
| July 11, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 20.0 μg/m3 (67) | 67.0 |