Louisville (Algonquin Pkwy) KY, US: 38.23158, -85.82675
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug. 18, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 26.0 μg/m3 (24) | 13.4 μg/m3 (53) | 53.0 | |
| Aug. 18, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 21.0 μg/m3 (19) | 12.2 μg/m3 (50) | 50.0 | |
| Aug. 18, 2019, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 24.0 μg/m3 (22) | 14.7 μg/m3 (56) | 56.0 | |
| Aug. 17, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 26.0 μg/m3 (24) | 14.5 μg/m3 (55) | 55.0 | |
| Aug. 17, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 22.0 μg/m3 (20) | 12.1 μg/m3 (50) | 50.0 | |
| Aug. 17, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 10.6 μg/m3 (44) | 44.0 | |
| Aug. 17, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 20.0 μg/m3 (18) | 10.8 μg/m3 (45) | 45.0 | |
| Aug. 17, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 23.0 μg/m3 (21) | 10.5 μg/m3 (44) | 44.0 | |
| Aug. 17, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 25.0 μg/m3 (23) | 12.3 μg/m3 (51) | 51.0 | |
| Aug. 17, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 22.0 μg/m3 (20) | 10.9 μg/m3 (45) | 45.0 | |
| Aug. 17, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 23.0 μg/m3 (21) | 9.9 μg/m3 (41) | 41.0 | |
| Aug. 17, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 24.0 μg/m3 (22) | 9.2 μg/m3 (38) | 38.0 | |
| Aug. 17, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 31.0 μg/m3 (28) | 10.8 μg/m3 (45) | 45.0 | |
| Aug. 17, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 35.0 μg/m3 (32) | 14.5 μg/m3 (55) | 55.0 | |
| Aug. 17, 2019, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 26.0 μg/m3 (24) | 11.4 μg/m3 (48) | 48.0 | |
| Aug. 17, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 22.0 μg/m3 (20) | 9.8 μg/m3 (41) | 41.0 | |
| Aug. 17, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 22.0 μg/m3 (20) | 9.7 μg/m3 (40) | 40.0 | |
| Aug. 17, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 23.0 μg/m3 (21) | 9.8 μg/m3 (41) | 41.0 | |
| Aug. 17, 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) | 8.7 μg/m3 (36) | 36.0 | |
| Aug. 17, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 9.0 μg/m3 (38) | 38.0 | |
| Aug. 17, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 8.5 μg/m3 (35) | 35.0 | |
| Aug. 17, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 25.0 μg/m3 (23) | 9.9 μg/m3 (41) | 41.0 | |
| Aug. 17, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.9 μg/m3 (33) | 33.0 | |
| Aug. 17, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 7.4 μg/m3 (31) | 31.0 | |
| Aug. 17, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 7.2 μg/m3 (30) | 30.0 | |
| Aug. 17, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 6.9 μg/m3 (29) | 29.0 | |
| Aug. 17, 2019, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 6.9 μg/m3 (29) | 29.0 | |
| Aug. 16, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.1 μg/m3 (30) | 30.0 | |
| Aug. 16, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 7.1 μg/m3 (30) | 30.0 | |
| Aug. 16, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 7.1 μg/m3 (30) | 30.0 | |
| Aug. 16, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 16.0 μg/m3 (15) | 7.0 μg/m3 (29) | 29.0 | |
| Aug. 16, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 14.0 μg/m3 (13) | 6.7 μg/m3 (28) | 28.0 | |
| Aug. 16, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 15.0 μg/m3 (14) | 6.7 μg/m3 (28) | 28.0 | |
| Aug. 16, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 6.3 μg/m3 (26) | 26.0 | |
| Aug. 16, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 15.0 μg/m3 (14) | 6.4 μg/m3 (27) | 27.0 | |
| Aug. 16, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 18.0 μg/m3 (16) | 6.9 μg/m3 (29) | 29.0 | |
| Aug. 16, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 23.0 μg/m3 (21) | 8.1 μg/m3 (34) | 34.0 | |
| Aug. 16, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 48.0 μg/m3 (44) | 13.4 μg/m3 (53) | 53.0 | |
| Aug. 16, 2019, noon | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | N/A | N/A | 61.0 μg/m3 (53) | 14.5 μg/m3 (55) | 55.0 | |
| Aug. 16, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 48.0 μg/m3 (44) | 22.8 μg/m3 (73) | 73.0 | |
| Aug. 16, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 34.0 μg/m3 (31) | 10.7 μg/m3 (45) | 45.0 | |
| Aug. 16, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 37.0 μg/m3 (34) | 11.9 μg/m3 (50) | 50.0 | |
| Aug. 16, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 9.6 μg/m3 (40) | 40.0 | |
| Aug. 16, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 8.0 μg/m3 (33) | 33.0 | |
| Aug. 16, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 8.0 μg/m3 (33) | 33.0 | |
| Aug. 16, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 8.0 μg/m3 (33) | 33.0 | |
| Aug. 16, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 7.5 μg/m3 (31) | 31.0 | |
| Aug. 16, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 7.0 μg/m3 (29) | 29.0 | |
| Aug. 16, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 12.0 μg/m3 (11) | 6.6 μg/m3 (28) | 28.0 | |
| Aug. 16, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 5.8 μg/m3 (24) | 24.0 | |
| Aug. 16, 2019, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 12.0 μg/m3 (11) | 5.3 μg/m3 (22) | 22.0 | |
| Aug. 15, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 13.0 μg/m3 (12) | 5.2 μg/m3 (22) | 22.0 | |
| Aug. 15, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 13.0 μg/m3 (12) | 5.0 μg/m3 (21) | 21.0 | |
| Aug. 15, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 14.0 μg/m3 (13) | 4.9 μg/m3 (20) | 20.0 | |
| Aug. 15, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 12.0 μg/m3 (11) | 4.9 μg/m3 (20) | 20.0 | |
| Aug. 15, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 5.2 μg/m3 (22) | 22.0 | |
| Aug. 15, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 14.0 μg/m3 (13) | 5.4 μg/m3 (23) | 23.0 | |
| Aug. 15, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 5.6 μg/m3 (23) | 23.0 | |
| Aug. 15, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 5.5 μg/m3 (23) | 23.0 | |
| Aug. 15, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 20.0 μg/m3 (18) | 6.0 μg/m3 (25) | 25.0 | |
| Aug. 15, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 17.0 μg/m3 (15) | 5.6 μg/m3 (23) | 23.0 | |
| Aug. 15, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 17.0 μg/m3 (15) | 5.9 μg/m3 (25) | 25.0 | |
| Aug. 15, 2019, noon | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (7) | N/A | N/A | 19.0 μg/m3 (17) | 6.2 μg/m3 (26) | 26.0 | |
| Aug. 15, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 21.0 μg/m3 (19) | 6.3 μg/m3 (26) | 26.0 | |
| Aug. 15, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 18.0 μg/m3 (16) | 6.1 μg/m3 (25) | 25.0 | |
| Aug. 15, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 18.0 μg/m3 (16) | 5.8 μg/m3 (24) | 24.0 | |
| Aug. 15, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 5.8 μg/m3 (24) | 24.0 | |
| Aug. 15, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 17.0 μg/m3 (15) | 5.5 μg/m3 (23) | 23.0 | |
| Aug. 15, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 5.5 μg/m3 (23) | 23.0 | |
| Aug. 15, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 22.0 μg/m3 (20) | 6.5 μg/m3 (27) | 27.0 | |
| Aug. 15, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
| Aug. 15, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | 18.0 μg/m3 (16) | 6.4 μg/m3 (27) | 27.0 | |
| Aug. 15, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 6.1 μg/m3 (25) | 25.0 | |
| Aug. 15, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 13.0 μg/m3 (12) | 5.7 μg/m3 (24) | 24.0 | |
| Aug. 15, 2019, midnight | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (9) | N/A | N/A | 12.0 μg/m3 (11) | 5.6 μg/m3 (23) | 23.0 | |
| Aug. 14, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | 13.0 μg/m3 (12) | 5.8 μg/m3 (24) | 24.0 | |
| Aug. 14, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 12.0 μg/m3 (11) | 5.9 μg/m3 (25) | 25.0 | |
| Aug. 14, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 14.0 μg/m3 (13) | 5.5 μg/m3 (23) | 23.0 | |
| Aug. 14, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 11.0 μg/m3 (10) | 5.4 μg/m3 (23) | 23.0 | |
| Aug. 14, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
| Aug. 14, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 7.0 μg/m3 (29) | 29.0 | |
| Aug. 14, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 7.2 μg/m3 (30) | 30.0 | |
| Aug. 14, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 8.5 μg/m3 (35) | 35.0 | |
| Aug. 14, 2019, 3 p.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 | |
| Aug. 14, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 9.6 μg/m3 (40) | 40.0 | |
| Aug. 14, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 17.0 μg/m3 (15) | 9.1 μg/m3 (38) | 38.0 | |
| Aug. 14, 2019, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 17.0 μg/m3 (15) | 7.5 μg/m3 (31) | 31.0 | |
| Aug. 14, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 18.0 μg/m3 (16) | 7.5 μg/m3 (31) | 31.0 | |
| Aug. 14, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 18.0 μg/m3 (16) | 7.8 μg/m3 (32) | 32.0 | |
| Aug. 14, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.6 μg/m3 (32) | 32.0 | |
| Aug. 14, 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) | 7.2 μg/m3 (30) | 30.0 | |
| Aug. 14, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 7.6 μg/m3 (32) | 32.0 | |
| Aug. 14, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 7.5 μg/m3 (31) | 31.0 | |
| Aug. 14, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.5 μg/m3 (31) | 31.0 | |
| Aug. 14, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.4 μg/m3 (31) | 31.0 | |
| Aug. 14, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 13.0 μg/m3 (12) | 7.0 μg/m3 (29) | 29.0 | |
| Aug. 14, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 14.0 μg/m3 (13) | 7.4 μg/m3 (31) | 31.0 | |
| Aug. 14, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 14.0 μg/m3 (13) | 8.4 μg/m3 (35) | 35.0 | |
| Aug. 14, 2019, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 8.2 μg/m3 (34) | 34.0 | |
| Aug. 13, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 13.0 μg/m3 (12) | 7.8 μg/m3 (32) | 32.0 | |
| Aug. 13, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | 14.0 μg/m3 (13) | 7.5 μg/m3 (31) | 31.0 | |
| Aug. 13, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 12.0 μg/m3 (11) | 6.4 μg/m3 (27) | 27.0 | |
| Aug. 13, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 12.0 μg/m3 (11) | 6.1 μg/m3 (25) | 25.0 | |
| Aug. 13, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 12.0 μg/m3 (11) | 5.8 μg/m3 (24) | 24.0 | |
| Aug. 13, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 11.0 μg/m3 (10) | 4.9 μg/m3 (20) | 20.0 | |
| Aug. 13, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 12.0 μg/m3 (11) | 4.4 μg/m3 (18) | 18.0 | |
| Aug. 13, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 11.0 μg/m3 (10) | 4.0 μg/m3 (17) | 17.0 | |
| Aug. 13, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 13.0 μg/m3 (12) | 4.0 μg/m3 (17) | 17.0 | |
| Aug. 13, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 31.0 μg/m3 (28) | 6.3 μg/m3 (26) | 28.0 | |
| Aug. 13, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 27.0 μg/m3 (25) | 5.1 μg/m3 (21) | 25.0 | |
| Aug. 13, 2019, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 22.0 μg/m3 (20) | 4.7 μg/m3 (20) | 20.0 | |
| Aug. 13, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 3.9 μg/m3 (16) | 16.0 | |
| Aug. 13, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 3.5 μg/m3 (15) | 15.0 | |
| Aug. 13, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 20.0 μg/m3 (18) | 5.7 μg/m3 (24) | 24.0 | |
| Aug. 13, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 4.8 μg/m3 (20) | 20.0 | |
| Aug. 13, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 30.0 μg/m3 (27) | 12.6 μg/m3 (51) | 51.0 | |
| Aug. 13, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 54.0 μg/m3 (49) | 18.6 μg/m3 (64) | 64.0 | |
| Aug. 13, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 57.0 μg/m3 (51) | 17.1 μg/m3 (61) | 61.0 | |
| Aug. 13, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 31.0 μg/m3 (28) | 14.7 μg/m3 (56) | 56.0 | |
| Aug. 13, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 43.0 μg/m3 (39) | 16.1 μg/m3 (59) | 59.0 | |
| Aug. 13, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 22.0 μg/m3 (20) | 11.9 μg/m3 (50) | 50.0 | |
| Aug. 13, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 27.0 μg/m3 (25) | 12.7 μg/m3 (51) | 51.0 | |
| Aug. 13, 2019, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 30.0 μg/m3 (27) | 13.0 μg/m3 (52) | 52.0 | |
| Aug. 12, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 27.0 μg/m3 (25) | 11.6 μg/m3 (48) | 48.0 | |
| Aug. 12, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 31.0 μg/m3 (28) | 12.1 μg/m3 (50) | 50.0 | |
| Aug. 12, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | 30.0 μg/m3 (27) | 11.8 μg/m3 (49) | 49.0 | |
| Aug. 12, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | 21.0 μg/m3 (19) | 11.7 μg/m3 (49) | 49.0 | |
| Aug. 12, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 22.0 μg/m3 (20) | 11.0 μg/m3 (46) | 46.0 | |
| Aug. 12, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | 25.0 μg/m3 (23) | 10.8 μg/m3 (45) | 45.0 | |
| Aug. 12, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 21.0 μg/m3 (19) | 10.4 μg/m3 (43) | 43.0 | |
| Aug. 12, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 49.0 μg/m3 (45) | 13.3 μg/m3 (53) | 53.0 | |
| Aug. 12, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (7) | N/A | N/A | 84.0 μg/m3 (64) | 18.4 μg/m3 (64) | 64.0 | |
| Aug. 12, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 68.0 μg/m3 (56) | 15.9 μg/m3 (58) | 58.0 | |
| Aug. 12, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 43.0 μg/m3 (39) | 13.7 μg/m3 (54) | 54.0 | |
| Aug. 12, 2019, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 126.0 μg/m3 (86) | 22.3 μg/m3 (72) | 86.0 | |
| Aug. 12, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 42.0 μg/m3 (38) | 15.1 μg/m3 (57) | 57.0 | |
| Aug. 12, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 30.0 μg/m3 (27) | 12.0 μg/m3 (50) | 50.0 | |
| Aug. 12, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 24.0 μg/m3 (22) | 10.7 μg/m3 (45) | 45.0 | |
| Aug. 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) | 9.1 μg/m3 (38) | 38.0 | |
| Aug. 12, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 20.0 μg/m3 (18) | 9.5 μg/m3 (40) | 40.0 | |
| Aug. 12, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 8.8 μg/m3 (37) | 37.0 | |
| Aug. 12, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 17.0 μg/m3 (15) | 8.6 μg/m3 (36) | 36.0 | |
| Aug. 12, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 8.9 μg/m3 (37) | 37.0 | |
| Aug. 12, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 8.9 μg/m3 (37) | 37.0 | |
| Aug. 12, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 8.5 μg/m3 (35) | 35.0 | |
| Aug. 12, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 22.0 μg/m3 (20) | 9.2 μg/m3 (38) | 38.0 | |
| Aug. 12, 2019, midnight | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 19.0 μg/m3 (17) | 8.3 μg/m3 (35) | 35.0 | |
| Aug. 11, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 16.0 μg/m3 (15) | 7.4 μg/m3 (31) | 31.0 | |
| Aug. 11, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.3 μg/m3 (30) | 30.0 | |
| Aug. 11, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 16.0 μg/m3 (15) | 7.7 μg/m3 (32) | 32.0 | |
| Aug. 11, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 18.0 μg/m3 (16) | 7.9 μg/m3 (33) | 33.0 | |
| Aug. 11, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 18.0 μg/m3 (16) | 7.5 μg/m3 (31) | 31.0 | |
| Aug. 11, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 18.0 μg/m3 (16) | 7.3 μg/m3 (30) | 30.0 | |
| Aug. 11, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 6.7 μg/m3 (28) | 28.0 | |
| Aug. 11, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 6.6 μg/m3 (28) | 28.0 | |
| Aug. 11, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 6.6 μg/m3 (28) | 28.0 | |
| Aug. 11, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 6.8 μg/m3 (28) | 28.0 | |
| Aug. 11, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 25.0 μg/m3 (23) | 8.4 μg/m3 (35) | 35.0 | |
| Aug. 11, 2019, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 20.0 μg/m3 (18) | 8.4 μg/m3 (35) | 35.0 | |
| Aug. 11, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.9 μg/m3 (33) | 33.0 | |
| Aug. 11, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 17.0 μg/m3 (15) | 8.1 μg/m3 (34) | 34.0 | |
| Aug. 11, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 17.0 μg/m3 (15) | 8.2 μg/m3 (34) | 34.0 | |
| Aug. 11, 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) | 7.9 μg/m3 (33) | 33.0 | |
| Aug. 11, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 16.0 μg/m3 (15) | 7.9 μg/m3 (33) | 33.0 | |
| Aug. 11, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 18.0 μg/m3 (16) | 8.3 μg/m3 (35) | 35.0 | |
| Aug. 11, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 9.1 μg/m3 (38) | 38.0 | |
| Aug. 11, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 19.0 μg/m3 (17) | 8.8 μg/m3 (37) | 37.0 | |
| Aug. 11, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 18.0 μg/m3 (16) | 8.0 μg/m3 (33) | 33.0 |