Louisville (Wilken Way) KY, US: 38.0608, -85.8961
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 24, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 8.0 μg/m3 (7) | 5.1 μg/m3 (21) | 21.0 | |
| Jan. 24, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 8.0 μg/m3 (7) | 5.2 μg/m3 (22) | 22.0 | |
| Jan. 24, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 8.0 μg/m3 (7) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 24, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 8.0 μg/m3 (7) | 5.1 μg/m3 (21) | 21.0 | |
| Jan. 24, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 9.0 μg/m3 (8) | 5.6 μg/m3 (23) | 23.0 | |
| Jan. 24, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 9.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 24, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 9.0 μg/m3 (8) | 6.2 μg/m3 (26) | 26.0 | |
| Jan. 24, 2020, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 7.2 μg/m3 (30) | 30.0 | |
| Jan. 23, 2020, 11 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) | 7.3 μg/m3 (30) | 30.0 | |
| Jan. 23, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 6.5 μg/m3 (27) | 27.0 | |
| Jan. 23, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 9.0 μg/m3 (8) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 23, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 5.7 μg/m3 (24) | 24.0 | |
| Jan. 23, 2020, 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) | 7.1 μg/m3 (30) | 30.0 | |
| Jan. 23, 2020, 6 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) | 12.2 μg/m3 (50) | 50.0 | |
| Jan. 23, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 29.0 μg/m3 (26) | 16.6 μg/m3 (60) | 60.0 | |
| Jan. 23, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 27.0 μg/m3 (25) | 15.5 μg/m3 (57) | 57.0 | |
| Jan. 23, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 36.0 μg/m3 (33) | 22.1 μg/m3 (71) | 71.0 | |
| Jan. 23, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 40.0 μg/m3 (36) | 24.6 μg/m3 (77) | 77.0 | |
| Jan. 23, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 32.0 μg/m3 (29) | 19.4 μg/m3 (66) | 66.0 | |
| Jan. 23, 2020, noon | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 37.0 μg/m3 (34) | 24.0 μg/m3 (76) | 76.0 | |
| Jan. 23, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 59.0 μg/m3 (52) | 41.6 μg/m3 (115) | 115.0 | |
| Jan. 23, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 56.0 μg/m3 (50) | 41.4 μg/m3 (115) | 115.0 | |
| Jan. 23, 2020, 9 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) | 31.4 μg/m3 (91) | 91.0 | |
| Jan. 23, 2020, 8 a.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 | |
| Jan. 23, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 36.0 μg/m3 (33) | 27.8 μg/m3 (84) | 84.0 | |
| Jan. 23, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 38.0 μg/m3 (35) | 29.6 μg/m3 (87) | 87.0 | |
| Jan. 23, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 40.0 μg/m3 (36) | 30.9 μg/m3 (90) | 90.0 | |
| Jan. 23, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 43.0 μg/m3 (39) | 32.1 μg/m3 (93) | 93.0 | |
| Jan. 23, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 40.0 μg/m3 (36) | 27.0 μg/m3 (82) | 82.0 | |
| Jan. 23, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 44.0 μg/m3 (40) | 28.9 μg/m3 (86) | 86.0 | |
| Jan. 23, 2020, 1 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) | 19.8 μg/m3 (67) | 67.0 | |
| Jan. 23, 2020, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 25.0 μg/m3 (23) | 16.2 μg/m3 (59) | 59.0 | |
| Jan. 22, 2020, 11 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) | 8.9 μg/m3 (37) | 37.0 | |
| Jan. 22, 2020, 10 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) | 8.6 μg/m3 (36) | 36.0 | |
| Jan. 22, 2020, 9 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) | 8.2 μg/m3 (34) | 34.0 | |
| Jan. 22, 2020, 8 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) | 7.7 μg/m3 (32) | 32.0 | |
| Jan. 22, 2020, 7 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) | 8.1 μg/m3 (34) | 34.0 | |
| Jan. 22, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 28.0 μg/m3 (25) | 11.2 μg/m3 (47) | 47.0 | |
| Jan. 22, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (7) | N/A | N/A | 43.0 μg/m3 (39) | 14.2 μg/m3 (55) | 55.0 | |
| Jan. 22, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 30.0 μg/m3 (27) | 14.5 μg/m3 (55) | 55.0 | |
| Jan. 22, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 35.0 μg/m3 (32) | 17.6 μg/m3 (62) | 62.0 | |
| Jan. 22, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 36.0 μg/m3 (33) | 20.9 μg/m3 (69) | 69.0 | |
| Jan. 22, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 36.0 μg/m3 (33) | 21.8 μg/m3 (71) | 71.0 | |
| Jan. 22, 2020, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 38.0 μg/m3 (35) | 25.5 μg/m3 (79) | 79.0 | |
| Jan. 22, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 50.0 μg/m3 (45) | 33.7 μg/m3 (96) | 96.0 | |
| Jan. 22, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 47.0 μg/m3 (43) | 29.5 μg/m3 (87) | 87.0 | |
| Jan. 22, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 50.0 μg/m3 (45) | 27.0 μg/m3 (82) | 82.0 | |
| Jan. 22, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 28.4 μg/m3 (85) | 85.0 | |
| Jan. 22, 2020, 7 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) | 24.4 μg/m3 (76) | 76.0 | |
| Jan. 22, 2020, 6 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) | 21.4 μg/m3 (70) | 70.0 | |
| Jan. 22, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 29.0 μg/m3 (26) | 20.1 μg/m3 (67) | 67.0 | |
| Jan. 22, 2020, 4 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) | 22.5 μg/m3 (72) | 72.0 | |
| Jan. 22, 2020, 3 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) | 20.2 μg/m3 (67) | 67.0 | |
| Jan. 22, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 28.0 μg/m3 (25) | 21.9 μg/m3 (71) | 71.0 | |
| Jan. 22, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 32.0 μg/m3 (29) | 25.4 μg/m3 (79) | 79.0 | |
| Jan. 22, 2020, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 28.0 μg/m3 (25) | 19.4 μg/m3 (66) | 66.0 | |
| Jan. 21, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 21.0 μg/m3 (19) | 13.2 μg/m3 (53) | 53.0 | |
| Jan. 21, 2020, 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) | 11.4 μg/m3 (48) | 48.0 | |
| Jan. 21, 2020, 9 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) | 10.8 μg/m3 (45) | 45.0 | |
| Jan. 21, 2020, 8 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) | 10.8 μg/m3 (45) | 45.0 | |
| Jan. 21, 2020, 7 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) | 10.2 μg/m3 (42) | 42.0 | |
| Jan. 21, 2020, 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) | 10.3 μg/m3 (43) | 43.0 | |
| Jan. 21, 2020, 5 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) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 21, 2020, 4 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) | 8.3 μg/m3 (35) | 35.0 | |
| Jan. 21, 2020, 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) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 21, 2020, 2 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) | 8.4 μg/m3 (35) | 35.0 | |
| Jan. 21, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 6.8 μg/m3 (28) | 28.0 | |
| Jan. 21, 2020, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 9.0 μg/m3 (8) | 6.5 μg/m3 (27) | 27.0 | |
| Jan. 21, 2020, 11 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) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 21, 2020, 10 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) | 18.7 μg/m3 (64) | 64.0 | |
| Jan. 21, 2020, 9 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) | 22.4 μg/m3 (72) | 72.0 | |
| Jan. 21, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 20.7 μg/m3 (69) | 69.0 | |
| Jan. 21, 2020, 7 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) | 32.6 μg/m3 (94) | 94.0 | |
| Jan. 21, 2020, 6 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) | 23.0 μg/m3 (73) | 73.0 | |
| Jan. 21, 2020, 5 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) | 24.8 μg/m3 (77) | 77.0 | |
| Jan. 21, 2020, 4 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) | 18.2 μg/m3 (63) | 63.0 | |
| Jan. 21, 2020, 3 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) | 16.0 μg/m3 (59) | 59.0 | |
| Jan. 21, 2020, 2 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) | 14.7 μg/m3 (56) | 56.0 | |
| Jan. 21, 2020, 1 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) | 13.6 μg/m3 (53) | 53.0 | |
| Jan. 21, 2020, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 15.0 μg/m3 (14) | 10.7 μg/m3 (45) | 45.0 | |
| Jan. 20, 2020, 11 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) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 20, 2020, 10 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) | 11.4 μg/m3 (48) | 48.0 | |
| Jan. 20, 2020, 9 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) | 11.6 μg/m3 (48) | 48.0 | |
| Jan. 20, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 18.0 μg/m3 (16) | 12.1 μg/m3 (50) | 50.0 | |
| Jan. 20, 2020, 7 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) | 10.2 μg/m3 (42) | 42.0 | |
| Jan. 20, 2020, 6 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) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 20, 2020, 5 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) | 10.2 μg/m3 (42) | 42.0 | |
| Jan. 20, 2020, 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) | 9.9 μg/m3 (41) | 41.0 | |
| Jan. 20, 2020, 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) | 9.2 μg/m3 (38) | 38.0 | |
| Jan. 20, 2020, 2 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) | 8.9 μg/m3 (37) | 37.0 | |
| Jan. 20, 2020, 1 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) | 9.1 μg/m3 (38) | 38.0 | |
| Jan. 20, 2020, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 14.0 μg/m3 (13) | 9.3 μg/m3 (39) | 39.0 | |
| Jan. 20, 2020, 11 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) | 8.8 μg/m3 (37) | 37.0 | |
| Jan. 20, 2020, 10 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) | 8.5 μg/m3 (35) | 35.0 | |
| Jan. 20, 2020, 9 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) | 7.5 μg/m3 (31) | 31.0 | |
| Jan. 20, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 μg/m3 (11) | 7.7 μg/m3 (32) | 32.0 | |
| Jan. 20, 2020, 7 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) | 8.3 μg/m3 (35) | 35.0 | |
| Jan. 20, 2020, 6 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) | 8.9 μg/m3 (37) | 37.0 | |
| Jan. 20, 2020, 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) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 20, 2020, 4 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) | 9.6 μg/m3 (40) | 40.0 | |
| Jan. 20, 2020, 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) | 8.5 μg/m3 (35) | 35.0 | |
| Jan. 20, 2020, 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) | 7.8 μg/m3 (32) | 32.0 | |
| Jan. 20, 2020, 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) | 7.5 μg/m3 (31) | 31.0 | |
| Jan. 20, 2020, 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 | |
| Jan. 19, 2020, 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) | 9.8 μg/m3 (41) | 41.0 | |
| Jan. 19, 2020, 10 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) | 8.6 μg/m3 (36) | 36.0 | |
| Jan. 19, 2020, 9 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) | 8.7 μg/m3 (36) | 36.0 | |
| Jan. 19, 2020, 8 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) | 8.0 μg/m3 (33) | 33.0 | |
| Jan. 19, 2020, 7 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) | 7.9 μg/m3 (33) | 33.0 | |
| Jan. 19, 2020, 6 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) | 8.1 μg/m3 (34) | 34.0 | |
| Jan. 19, 2020, 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) | 8.7 μg/m3 (36) | 36.0 | |
| Jan. 19, 2020, 4 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) | 8.7 μg/m3 (36) | 36.0 | |
| Jan. 19, 2020, 3 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) | 8.8 μg/m3 (37) | 37.0 | |
| Jan. 19, 2020, 2 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) | 8.5 μg/m3 (35) | 35.0 | |
| Jan. 19, 2020, 1 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) | 7.8 μg/m3 (32) | 32.0 | |
| Jan. 19, 2020, noon | 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 | |
| Jan. 19, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 11.0 μg/m3 (10) | 6.1 μg/m3 (25) | 25.0 | |
| Jan. 19, 2020, 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) | 5.8 μg/m3 (24) | 24.0 | |
| Jan. 19, 2020, 9 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) | 5.4 μg/m3 (23) | 23.0 | |
| Jan. 19, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 5.9 μg/m3 (25) | 25.0 | |
| Jan. 19, 2020, 7 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) | 6.3 μg/m3 (26) | 26.0 | |
| Jan. 19, 2020, 6 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) | 6.9 μg/m3 (29) | 29.0 | |
| Jan. 19, 2020, 5 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) | 6.8 μg/m3 (28) | 28.0 | |
| Jan. 19, 2020, 4 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) | 7.7 μg/m3 (32) | 32.0 | |
| Jan. 19, 2020, 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) | 7.3 μg/m3 (30) | 30.0 | |
| Jan. 19, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 11.0 μg/m3 (10) | 5.8 μg/m3 (24) | 24.0 | |
| Jan. 19, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 8.0 μg/m3 (7) | 4.7 μg/m3 (20) | 20.0 | |
| Jan. 19, 2020, midnight | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 7.0 μg/m3 (6) | 4.1 μg/m3 (17) | 17.0 | |
| Jan. 18, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 7.0 μg/m3 (6) | 3.9 μg/m3 (16) | 16.0 | |
| Jan. 18, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 6.0 μg/m3 (5) | 3.6 μg/m3 (15) | 15.0 | |
| Jan. 18, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 7.0 μg/m3 (6) | 4.4 μg/m3 (18) | 18.0 | |
| Jan. 18, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 7.0 μg/m3 (6) | 4.4 μg/m3 (18) | 18.0 | |
| Jan. 18, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 7.0 μg/m3 (6) | 4.2 μg/m3 (18) | 18.0 | |
| Jan. 18, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 5.0 μg/m3 (5) | 3.3 μg/m3 (14) | 14.0 | |
| Jan. 18, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 5.0 μg/m3 (5) | 3.5 μg/m3 (15) | 15.0 | |
| Jan. 18, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 8.0 μg/m3 (7) | 4.4 μg/m3 (18) | 18.0 | |
| Jan. 18, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.0 μg/m3 (9) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 18, 2020, 2 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) | 6.5 μg/m3 (27) | 27.0 | |
| Jan. 18, 2020, 1 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) | 6.9 μg/m3 (29) | 29.0 | |
| Jan. 18, 2020, noon | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (4) | N/A | N/A | 19.0 μg/m3 (17) | 7.1 μg/m3 (30) | 30.0 | |
| Jan. 18, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (6) | N/A | N/A | 22.0 μg/m3 (20) | 6.9 μg/m3 (29) | 29.0 | |
| Jan. 18, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (3) | N/A | N/A | 20.0 μg/m3 (18) | 8.5 μg/m3 (35) | 35.0 | |
| Jan. 18, 2020, 9 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) | 9.8 μg/m3 (41) | 41.0 | |
| Jan. 18, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 9.2 μg/m3 (38) | 38.0 | |
| Jan. 18, 2020, 7 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) | 6.9 μg/m3 (29) | 29.0 | |
| Jan. 18, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 9.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 18, 2020, 5 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) | 6.6 μg/m3 (28) | 28.0 | |
| Jan. 18, 2020, 4 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) | 7.7 μg/m3 (32) | 32.0 | |
| Jan. 18, 2020, 3 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) | 7.8 μg/m3 (32) | 32.0 | |
| Jan. 18, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 11.0 μg/m3 (10) | 7.3 μg/m3 (30) | 30.0 | |
| Jan. 18, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 11.0 μg/m3 (10) | 7.1 μg/m3 (30) | 30.0 | |
| Jan. 18, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 7.2 μg/m3 (30) | 30.0 | |
| Jan. 17, 2020, 11 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) | 7.9 μg/m3 (33) | 33.0 | |
| Jan. 17, 2020, 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) | 8.9 μg/m3 (37) | 37.0 | |
| Jan. 17, 2020, 9 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) | 8.7 μg/m3 (36) | 36.0 | |
| Jan. 17, 2020, 8 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) | 9.4 μg/m3 (39) | 39.0 | |
| Jan. 17, 2020, 7 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) | 10.4 μg/m3 (43) | 43.0 | |
| Jan. 17, 2020, 6 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) | 10.5 μg/m3 (44) | 44.0 | |
| Jan. 17, 2020, 5 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 | |
| Jan. 17, 2020, 4 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) | 12.1 μg/m3 (50) | 50.0 | |
| Jan. 17, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 18.0 μg/m3 (16) | 13.9 μg/m3 (54) | 54.0 | |
| Jan. 17, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 21.0 μg/m3 (19) | 15.9 μg/m3 (58) | 58.0 | |
| Jan. 17, 2020, 1 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) | 17.7 μg/m3 (62) | 62.0 | |
| Jan. 17, 2020, noon | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 24.0 μg/m3 (22) | 18.4 μg/m3 (64) | 64.0 | |
| Jan. 17, 2020, 11 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) | 19.1 μg/m3 (65) | 65.0 | |
| Jan. 17, 2020, 10 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) | 19.1 μg/m3 (65) | 65.0 | |
| Jan. 17, 2020, 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) | 17.7 μg/m3 (62) | 62.0 | |
| Jan. 17, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 15.5 μg/m3 (57) | 57.0 |