Birmingham (13th Ave) AL, US: 33.4997, -86.9242
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 15, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 26.0 μg/m3 (80) | 80.0 | |
| Sept. 15, 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) | 27.0 μg/m3 (82) | 82.0 | |
| Sept. 15, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 27.2 μg/m3 (82) | 82.0 | |
| Sept. 15, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 25.8 μg/m3 (79) | 79.0 | |
| Sept. 15, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 24.0 μg/m3 (76) | 76.0 | |
| Sept. 15, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 23.3 μg/m3 (74) | 74.0 | |
| Sept. 15, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 22.7 μg/m3 (73) | 73.0 | |
| Sept. 15, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 24.0 μg/m3 (76) | 76.0 | |
| Sept. 15, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 24.8 μg/m3 (77) | 77.0 | |
| Sept. 15, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 14, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 16.2 μg/m3 (59) | 59.0 | |
| Sept. 14, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 18.3 μg/m3 (63) | 63.0 | |
| Sept. 14, 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) | 16.1 μg/m3 (59) | 59.0 | |
| Sept. 14, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 14.8 μg/m3 (56) | 56.0 | |
| Sept. 14, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 11.5 μg/m3 (48) | 48.0 | |
| Sept. 14, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 14.6 μg/m3 (56) | 56.0 | |
| Sept. 14, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 μg/m3 (36) | 16.1 μg/m3 (59) | 59.0 | |
| Sept. 14, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 10.3 μg/m3 (43) | 43.0 | |
| Sept. 14, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 8.8 μg/m3 (37) | 37.0 | |
| Sept. 14, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 14.6 μg/m3 (56) | 56.0 | |
| Sept. 14, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 16.4 μg/m3 (59) | 59.0 | |
| Sept. 14, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 17.9 μg/m3 (63) | 63.0 | |
| Sept. 14, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 19.1 μg/m3 (65) | 65.0 | |
| Sept. 14, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 19.1 μg/m3 (65) | 65.0 | |
| Sept. 14, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 18.1 μg/m3 (63) | 63.0 | |
| Sept. 14, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 23.8 μg/m3 (75) | 75.0 | |
| Sept. 14, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 μg/m3 (38) | 27.1 μg/m3 (82) | 82.0 | |
| Sept. 14, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 17.2 μg/m3 (61) | 61.0 | |
| Sept. 14, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 19.4 μg/m3 (66) | 66.0 | |
| Sept. 14, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 25.7 μg/m3 (79) | 79.0 | |
| Sept. 14, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 23.3 μg/m3 (74) | 74.0 | |
| Sept. 14, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 26.6 μg/m3 (81) | 81.0 | |
| Sept. 14, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 μg/m3 (47) | 29.5 μg/m3 (87) | 87.0 | |
| Sept. 14, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 μg/m3 (45) | 27.9 μg/m3 (84) | 84.0 | |
| Sept. 13, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 22.6 μg/m3 (73) | 73.0 | |
| Sept. 13, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 18.1 μg/m3 (63) | 63.0 | |
| Sept. 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) | 15.3 μg/m3 (57) | 57.0 | |
| Sept. 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) | 13.0 μg/m3 (52) | 52.0 | |
| Sept. 13, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 12.6 μg/m3 (51) | 51.0 | |
| Sept. 13, 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) | 18.8 μg/m3 (64) | 64.0 | |
| Sept. 13, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 μg/m3 (37) | 22.0 μg/m3 (71) | 71.0 | |
| Sept. 13, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 μg/m3 (52) | 24.3 μg/m3 (76) | 76.0 | |
| Sept. 13, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 μg/m3 (45) | 21.3 μg/m3 (70) | 70.0 | |
| Sept. 13, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 73.0 μg/m3 (59) | 25.1 μg/m3 (78) | 78.0 | |
| Sept. 13, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 78.0 μg/m3 (62) | 33.5 μg/m3 (96) | 96.0 | |
| Sept. 13, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 μg/m3 (45) | 30.7 μg/m3 (90) | 90.0 | |
| Sept. 13, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 20.7 μg/m3 (69) | 69.0 | |
| Sept. 13, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 18.4 μg/m3 (64) | 64.0 | |
| Sept. 13, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 17.7 μg/m3 (62) | 62.0 | |
| Sept. 13, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 17.8 μg/m3 (62) | 62.0 | |
| Sept. 13, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 17.9 μg/m3 (63) | 63.0 | |
| Sept. 13, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 18.2 μg/m3 (63) | 63.0 | |
| Sept. 13, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 18.4 μg/m3 (64) | 64.0 | |
| Sept. 13, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 18.7 μg/m3 (64) | 64.0 | |
| Sept. 13, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 18.3 μg/m3 (63) | 63.0 | |
| Sept. 13, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 19.8 μg/m3 (67) | 67.0 | |
| Sept. 13, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 13, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 21.8 μg/m3 (71) | 71.0 | |
| Sept. 12, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 18.6 μg/m3 (64) | 64.0 | |
| Sept. 12, 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) | 16.9 μg/m3 (60) | 60.0 | |
| Sept. 12, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 15.6 μg/m3 (58) | 58.0 | |
| Sept. 12, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 12, 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) | 15.2 μg/m3 (57) | 57.0 | |
| Sept. 12, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 14.9 μg/m3 (56) | 56.0 | |
| Sept. 12, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 12, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 15.7 μg/m3 (58) | 58.0 | |
| Sept. 12, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 20.4 μg/m3 (68) | 68.0 | |
| Sept. 12, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 μg/m3 (38) | 23.6 μg/m3 (75) | 75.0 | |
| Sept. 12, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 μg/m3 (37) | 25.0 μg/m3 (78) | 78.0 | |
| Sept. 12, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 μg/m3 (47) | 28.0 μg/m3 (84) | 84.0 | |
| Sept. 12, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 21.1 μg/m3 (69) | 69.0 | |
| Sept. 12, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 20.6 μg/m3 (68) | 68.0 | |
| Sept. 12, 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) | 19.4 μg/m3 (66) | 66.0 | |
| Sept. 12, 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) | 17.5 μg/m3 (62) | 62.0 | |
| Sept. 12, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 17.2 μg/m3 (61) | 61.0 | |
| Sept. 12, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 17.7 μg/m3 (62) | 62.0 | |
| Sept. 12, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 17.5 μg/m3 (62) | 62.0 | |
| Sept. 12, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 16.8 μg/m3 (60) | 60.0 | |
| Sept. 12, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 μg/m3 (18) | 13.1 μg/m3 (52) | 52.0 | |
| Sept. 12, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 13.7 μg/m3 (54) | 54.0 | |
| Sept. 12, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 μg/m3 (18) | 10.9 μg/m3 (45) | 45.0 | |
| Sept. 12, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 10.2 μg/m3 (42) | 42.0 | |
| Sept. 11, 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) | 8.2 μg/m3 (34) | 34.0 | |
| Sept. 11, 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) | 5.2 μg/m3 (22) | 22.0 | |
| Sept. 11, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 16.1 μg/m3 (59) | 59.0 | |
| Sept. 11, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 μg/m3 (44) | 21.2 μg/m3 (70) | 70.0 | |
| Sept. 11, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 14.8 μg/m3 (56) | 56.0 | |
| Sept. 11, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 14.7 μg/m3 (56) | 56.0 | |
| Sept. 11, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 19.0 μg/m3 (65) | 65.0 | |
| Sept. 11, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 19.5 μg/m3 (66) | 66.0 | |
| Sept. 11, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 19.0 μg/m3 (65) | 65.0 | |
| Sept. 11, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 18.3 μg/m3 (63) | 63.0 | |
| Sept. 11, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 18.8 μg/m3 (64) | 64.0 | |
| Sept. 11, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 μg/m3 (31) | 20.3 μg/m3 (68) | 68.0 | |
| Sept. 11, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 19.1 μg/m3 (65) | 65.0 | |
| Sept. 11, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 19.8 μg/m3 (67) | 67.0 | |
| Sept. 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) | 19.0 μg/m3 (65) | 65.0 | |
| Sept. 11, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 17.7 μg/m3 (62) | 62.0 | |
| Sept. 11, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 16.0 μg/m3 (59) | 59.0 | |
| Sept. 11, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 16.5 μg/m3 (60) | 60.0 | |
| Sept. 11, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 16.0 μg/m3 (59) | 59.0 | |
| Sept. 11, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 14.3 μg/m3 (55) | 55.0 | |
| Sept. 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) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 11, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 15.9 μg/m3 (58) | 58.0 | |
| Sept. 11, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 18.6 μg/m3 (64) | 64.0 | |
| Sept. 11, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 10, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 15.8 μg/m3 (58) | 58.0 | |
| Sept. 10, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 μg/m3 (31) | 17.1 μg/m3 (61) | 61.0 | |
| Sept. 10, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 11.9 μg/m3 (50) | 50.0 | |
| Sept. 10, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 12.2 μg/m3 (50) | 50.0 | |
| Sept. 10, 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) | 11.6 μg/m3 (48) | 48.0 | |
| Sept. 10, 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) | 8.6 μg/m3 (36) | 36.0 | |
| Sept. 10, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 μg/m3 (18) | 10.9 μg/m3 (45) | 45.0 | |
| Sept. 10, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 14.7 μg/m3 (56) | 56.0 | |
| Sept. 10, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 16.9 μg/m3 (60) | 60.0 | |
| Sept. 10, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 μg/m3 (46) | 25.1 μg/m3 (78) | 78.0 | |
| Sept. 10, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 μg/m3 (47) | 28.4 μg/m3 (85) | 85.0 | |
| Sept. 10, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 27.2 μg/m3 (82) | 82.0 | |
| Sept. 10, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (35) | 25.9 μg/m3 (80) | 80.0 | |
| Sept. 10, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 μg/m3 (31) | 23.5 μg/m3 (74) | 74.0 | |
| Sept. 10, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 21.1 μg/m3 (69) | 69.0 | |
| Sept. 10, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 20.1 μg/m3 (67) | 67.0 | |
| Sept. 10, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 19.7 μg/m3 (66) | 66.0 | |
| Sept. 10, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 20.0 μg/m3 (67) | 67.0 | |
| Sept. 10, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 19.5 μg/m3 (66) | 66.0 | |
| Sept. 10, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 20.7 μg/m3 (69) | 69.0 | |
| Sept. 10, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 μg/m3 (29) | 19.9 μg/m3 (67) | 67.0 | |
| Sept. 10, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 18.7 μg/m3 (64) | 64.0 | |
| Sept. 10, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 μg/m3 (34) | 18.7 μg/m3 (64) | 64.0 | |
| Sept. 10, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 17.8 μg/m3 (62) | 62.0 | |
| Sept. 9, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 19.5 μg/m3 (66) | 66.0 | |
| Sept. 9, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 μg/m3 (34) | 19.8 μg/m3 (67) | 67.0 | |
| Sept. 9, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 18.4 μg/m3 (64) | 64.0 | |
| Sept. 9, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 17.1 μg/m3 (61) | 61.0 | |
| Sept. 9, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 16.7 μg/m3 (60) | 60.0 | |
| Sept. 9, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 18.4 μg/m3 (64) | 64.0 | |
| Sept. 9, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 20.0 μg/m3 (67) | 67.0 | |
| Sept. 9, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 18.5 μg/m3 (64) | 64.0 | |
| Sept. 9, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 μg/m3 (42) | 16.0 μg/m3 (59) | 59.0 | |
| Sept. 9, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 67.0 μg/m3 (56) | 19.5 μg/m3 (66) | 66.0 | |
| Sept. 9, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 12.5 μg/m3 (51) | 51.0 | |
| Sept. 9, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 μg/m3 (31) | 12.3 μg/m3 (51) | 51.0 | |
| Sept. 9, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 μg/m3 (45) | 13.3 μg/m3 (53) | 53.0 | |
| Sept. 9, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 10.0 μg/m3 (42) | 42.0 | |
| Sept. 9, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 μg/m3 (14) | 9.7 μg/m3 (40) | 40.0 | |
| Sept. 9, 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) | 10.4 μg/m3 (43) | 43.0 | |
| Sept. 9, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 12.7 μg/m3 (51) | 51.0 | |
| Sept. 9, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 12.3 μg/m3 (51) | 51.0 | |
| Sept. 9, 2019, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 9.6 μg/m3 (40) | 40.0 | |
| Sept. 9, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 9.2 μg/m3 (38) | 38.0 | |
| Sept. 9, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 9.4 μg/m3 (39) | 39.0 | |
| Sept. 9, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 9.7 μg/m3 (40) | 40.0 | |
| Sept. 9, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 11.1 μg/m3 (46) | 46.0 | |
| Sept. 9, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 8.9 μg/m3 (37) | 37.0 | |
| Sept. 8, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 7.5 μg/m3 (31) | 31.0 | |
| Sept. 8, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 4.7 μg/m3 (20) | 20.0 | |
| Sept. 8, 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) | 1.2 μg/m3 (5) | 5.0 | |
| Sept. 8, 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) | 4.6 μg/m3 (19) | 19.0 | |
| Sept. 8, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 8.0 μg/m3 (33) | 33.0 | |
| Sept. 8, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 14.3 μg/m3 (55) | 55.0 | |
| Sept. 8, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 18.8 μg/m3 (64) | 64.0 | |
| Sept. 8, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 17.6 μg/m3 (62) | 62.0 | |
| Sept. 8, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 17.1 μg/m3 (61) | 61.0 | |
| Sept. 8, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 9.7 μg/m3 (40) | 40.0 | |
| Sept. 8, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 14.4 μg/m3 (55) | 55.0 | |
| Sept. 8, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 17.5 μg/m3 (62) | 62.0 | |
| Sept. 8, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 15.7 μg/m3 (58) | 58.0 | |
| Sept. 8, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 14.7 μg/m3 (56) | 56.0 |