Denver (Central E Denver) CO, US: 39.7386, -104.9394
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 29, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 5.3 μg/m3 (22) | 22.0 | |
| Sept. 29, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.8 μg/m3 (15) | 5.0 μg/m3 (21) | 21.0 | |
| Sept. 29, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.9 μg/m3 (14) | 3.6 μg/m3 (15) | 15.0 | |
| Sept. 29, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 3.9 μg/m3 (16) | 16.0 | |
| Sept. 29, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.7 μg/m3 (15) | 5.3 μg/m3 (22) | 22.0 | |
| Sept. 29, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.1 μg/m3 (23) | 5.7 μg/m3 (24) | 24.0 | |
| Sept. 29, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.7 μg/m3 (23) | 6.4 μg/m3 (27) | 27.0 | |
| Sept. 29, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.6 μg/m3 (28) | 7.5 μg/m3 (31) | 31.0 | |
| Sept. 29, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.2 μg/m3 (28) | 7.7 μg/m3 (32) | 32.0 | |
| Sept. 29, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.7 μg/m3 (27) | 7.9 μg/m3 (33) | 33.0 | |
| Sept. 29, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.3 μg/m3 (20) | 8.3 μg/m3 (35) | 35.0 | |
| Sept. 29, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 8.8 μg/m3 (37) | 37.0 | |
| Sept. 29, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.7 μg/m3 (21) | 9.2 μg/m3 (38) | 38.0 | |
| Sept. 29, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.3 μg/m3 (22) | 10.0 μg/m3 (42) | 42.0 | |
| Sept. 29, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.1 μg/m3 (25) | 10.4 μg/m3 (43) | 43.0 | |
| Sept. 29, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.9 μg/m3 (26) | 10.5 μg/m3 (44) | 44.0 | |
| Sept. 29, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.7 μg/m3 (25) | 10.3 μg/m3 (43) | 43.0 | |
| Sept. 29, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.5 μg/m3 (29) | 11.5 μg/m3 (48) | 48.0 | |
| Sept. 29, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.2 μg/m3 (37) | 13.4 μg/m3 (53) | 53.0 | |
| Sept. 29, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.7 μg/m3 (35) | 14.5 μg/m3 (55) | 55.0 | |
| Sept. 29, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.1 μg/m3 (36) | 13.3 μg/m3 (53) | 53.0 | |
| Sept. 29, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.5 μg/m3 (24) | 8.9 μg/m3 (37) | 37.0 | |
| Sept. 28, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.9 μg/m3 (21) | 6.9 μg/m3 (29) | 29.0 | |
| Sept. 28, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.2 μg/m3 (21) | 6.6 μg/m3 (28) | 28.0 | |
| Sept. 28, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.8 μg/m3 (23) | 8.2 μg/m3 (34) | 34.0 | |
| Sept. 28, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.5 μg/m3 (24) | 10.6 μg/m3 (44) | 44.0 | |
| Sept. 28, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.3 μg/m3 (24) | 11.0 μg/m3 (46) | 46.0 | |
| Sept. 28, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.8 μg/m3 (18) | 7.8 μg/m3 (32) | 32.0 | |
| Sept. 28, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.9 μg/m3 (19) | 6.1 μg/m3 (25) | 25.0 | |
| Sept. 28, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15.4 μg/m3 (14) | 4.6 μg/m3 (19) | 19.0 | |
| Sept. 28, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.7 μg/m3 (16) | 4.0 μg/m3 (17) | 17.0 | |
| Sept. 28, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.7 μg/m3 (28) | 6.0 μg/m3 (25) | 28.0 | |
| Sept. 28, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.4 μg/m3 (18) | 4.7 μg/m3 (20) | 20.0 | |
| Sept. 28, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.6 μg/m3 (19) | 4.5 μg/m3 (19) | 19.0 | |
| Sept. 28, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 3.7 μg/m3 (15) | 15.0 | |
| Sept. 28, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.5 μg/m3 (9) | 2.8 μg/m3 (12) | 12.0 | |
| Sept. 28, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.4 μg/m3 (8) | 2.2 μg/m3 (9) | 9.0 | |
| Sept. 28, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.3 μg/m3 (7) | 2.3 μg/m3 (10) | 10.0 | |
| Sept. 28, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.5 μg/m3 (10) | 3.2 μg/m3 (13) | 13.0 | |
| Sept. 28, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.3 μg/m3 (9) | 3.7 μg/m3 (15) | 15.0 | |
| Sept. 28, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.4 μg/m3 (15) | 7.6 μg/m3 (32) | 32.0 | |
| Sept. 28, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.5 μg/m3 (16) | 7.3 μg/m3 (30) | 30.0 | |
| Sept. 28, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.5 μg/m3 (18) | 6.8 μg/m3 (28) | 28.0 | |
| Sept. 28, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.1 μg/m3 (16) | 6.5 μg/m3 (27) | 27.0 | |
| Sept. 28, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.3 μg/m3 (10) | 4.6 μg/m3 (19) | 19.0 | |
| Sept. 28, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15.7 μg/m3 (14) | 4.9 μg/m3 (20) | 20.0 | |
| Sept. 27, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.8 μg/m3 (24) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 27, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.8 μg/m3 (18) | 5.1 μg/m3 (21) | 21.0 | |
| Sept. 27, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.3 μg/m3 (17) | 4.8 μg/m3 (20) | 20.0 | |
| Sept. 27, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.2 μg/m3 (17) | 4.3 μg/m3 (18) | 18.0 | |
| Sept. 27, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.6 μg/m3 (21) | 4.2 μg/m3 (18) | 21.0 | |
| Sept. 27, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.4 μg/m3 (21) | 3.8 μg/m3 (16) | 21.0 | |
| Sept. 27, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.7 μg/m3 (27) | 4.4 μg/m3 (18) | 27.0 | |
| Sept. 27, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.8 μg/m3 (35) | 5.2 μg/m3 (22) | 35.0 | |
| Sept. 27, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 92.9 μg/m3 (69) | 8.4 μg/m3 (35) | 69.0 | |
| Sept. 27, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 63.1 μg/m3 (54) | 9.0 μg/m3 (38) | 54.0 | |
| Sept. 27, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 47.5 μg/m3 (43) | 8.5 μg/m3 (35) | 43.0 | |
| Sept. 27, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 49.1 μg/m3 (45) | 8.4 μg/m3 (35) | 45.0 | |
| Sept. 27, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 54.4 μg/m3 (49) | 8.6 μg/m3 (36) | 49.0 | |
| Sept. 27, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 58.9 μg/m3 (52) | 10.4 μg/m3 (43) | 52.0 | |
| Sept. 27, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 64.6 μg/m3 (55) | 11.3 μg/m3 (47) | 55.0 | |
| Sept. 27, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 μg/m3 (53) | 12.0 μg/m3 (50) | 53.0 | |
| Sept. 27, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 58.6 μg/m3 (52) | 12.6 μg/m3 (51) | 52.0 | |
| Sept. 27, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 63.1 μg/m3 (54) | 12.3 μg/m3 (51) | 54.0 | |
| Sept. 27, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 61.3 μg/m3 (53) | 10.6 μg/m3 (44) | 53.0 | |
| Sept. 27, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 254.0 μg/m3 (150) | 140.4 μg/m3 (195) | 195.0 | |
| Sept. 27, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 97.2 μg/m3 (172) | 172.0 | |
| Sept. 26, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 103.2 μg/m3 (74) | 59.9 μg/m3 (152) | 152.0 | |
| Sept. 26, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 84.8 μg/m3 (65) | 42.4 μg/m3 (117) | 117.0 | |
| Sept. 26, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 53.6 μg/m3 (49) | 19.5 μg/m3 (66) | 66.0 | |
| Sept. 26, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 47.5 μg/m3 (43) | 21.6 μg/m3 (70) | 70.0 | |
| Sept. 26, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.6 μg/m3 (41) | 20.5 μg/m3 (68) | 68.0 | |
| Sept. 26, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 48.9 μg/m3 (44) | 19.9 μg/m3 (67) | 67.0 | |
| Sept. 26, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 43.3 μg/m3 (39) | 15.7 μg/m3 (58) | 58.0 | |
| Sept. 26, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 46.9 μg/m3 (43) | 12.4 μg/m3 (51) | 51.0 | |
| Sept. 26, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.7 μg/m3 (38) | 11.7 μg/m3 (49) | 49.0 | |
| Sept. 26, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.1 μg/m3 (36) | 13.4 μg/m3 (53) | 53.0 | |
| Sept. 26, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.5 μg/m3 (36) | 13.7 μg/m3 (54) | 54.0 | |
| Sept. 26, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.2 μg/m3 (27) | 12.3 μg/m3 (51) | 51.0 | |
| Sept. 26, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.3 μg/m3 (24) | 11.2 μg/m3 (47) | 47.0 | |
| Sept. 26, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.8 μg/m3 (24) | 11.2 μg/m3 (47) | 47.0 | |
| Sept. 26, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.5 μg/m3 (23) | 12.1 μg/m3 (50) | 50.0 | |
| Sept. 26, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.5 μg/m3 (30) | 13.9 μg/m3 (54) | 54.0 | |
| Sept. 26, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.3 μg/m3 (35) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 26, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 μg/m3 (50) | 21.7 μg/m3 (71) | 71.0 | |
| Sept. 26, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 61.8 μg/m3 (53) | 23.9 μg/m3 (75) | 75.0 | |
| Sept. 26, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 79.4 μg/m3 (62) | 30.8 μg/m3 (90) | 90.0 | |
| Sept. 26, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 80.0 μg/m3 (62) | 33.1 μg/m3 (95) | 95.0 | |
| Sept. 26, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 80.6 μg/m3 (63) | 34.6 μg/m3 (98) | 98.0 | |
| Sept. 26, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 81.2 μg/m3 (63) | 34.0 μg/m3 (97) | 97.0 | |
| Sept. 26, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 53.6 μg/m3 (49) | 19.6 μg/m3 (66) | 66.0 | |
| Sept. 25, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 54.6 μg/m3 (50) | 18.7 μg/m3 (64) | 64.0 | |
| Sept. 25, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 μg/m3 (46) | 18.2 μg/m3 (63) | 63.0 | |
| Sept. 25, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 57.1 μg/m3 (51) | 18.2 μg/m3 (63) | 63.0 | |
| Sept. 25, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 65.5 μg/m3 (55) | 21.8 μg/m3 (71) | 71.0 | |
| Sept. 25, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 91.7 μg/m3 (68) | 26.7 μg/m3 (81) | 81.0 | |
| Sept. 25, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 78.7 μg/m3 (62) | 24.2 μg/m3 (76) | 76.0 | |
| Sept. 25, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 59.9 μg/m3 (52) | 16.8 μg/m3 (60) | 60.0 | |
| Sept. 25, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 72.0 μg/m3 (58) | 15.7 μg/m3 (58) | 58.0 | |
| Sept. 25, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 52.2 μg/m3 (47) | 13.7 μg/m3 (54) | 54.0 | |
| Sept. 25, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 59.4 μg/m3 (52) | 13.7 μg/m3 (54) | 54.0 | |
| Sept. 25, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 62.1 μg/m3 (54) | 13.6 μg/m3 (53) | 54.0 | |
| Sept. 25, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (35) | 13.5 μg/m3 (53) | 53.0 | |
| Sept. 25, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.7 μg/m3 (24) | 12.6 μg/m3 (51) | 51.0 | |
| Sept. 25, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 12.5 μg/m3 (51) | 51.0 | |
| Sept. 25, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.7 μg/m3 (25) | 12.6 μg/m3 (51) | 51.0 | |
| Sept. 25, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.5 μg/m3 (26) | 12.5 μg/m3 (51) | 51.0 | |
| Sept. 25, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.1 μg/m3 (28) | 13.4 μg/m3 (53) | 53.0 | |
| Sept. 25, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.7 μg/m3 (38) | 14.9 μg/m3 (56) | 56.0 | |
| Sept. 25, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 37.3 μg/m3 (34) | 14.8 μg/m3 (56) | 56.0 | |
| Sept. 25, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 14.5 μg/m3 (55) | 55.0 | |
| Sept. 25, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.5 μg/m3 (32) | 14.3 μg/m3 (55) | 55.0 | |
| Sept. 25, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.8 μg/m3 (33) | 12.8 μg/m3 (52) | 52.0 | |
| Sept. 25, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 10.3 μg/m3 (43) | 43.0 | |
| Sept. 25, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.1 μg/m3 (19) | 8.4 μg/m3 (35) | 35.0 | |
| Sept. 24, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 8.2 μg/m3 (34) | 34.0 | |
| Sept. 24, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.6 μg/m3 (18) | 8.4 μg/m3 (35) | 35.0 | |
| Sept. 24, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.4 μg/m3 (19) | 8.4 μg/m3 (35) | 35.0 | |
| Sept. 24, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.8 μg/m3 (19) | 8.4 μg/m3 (35) | 35.0 | |
| Sept. 24, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.4 μg/m3 (20) | 9.5 μg/m3 (40) | 40.0 | |
| Sept. 24, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.6 μg/m3 (22) | 10.8 μg/m3 (45) | 45.0 | |
| Sept. 24, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.8 μg/m3 (31) | 13.8 μg/m3 (54) | 54.0 | |
| Sept. 24, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.6 μg/m3 (37) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 24, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 47.2 μg/m3 (43) | 16.4 μg/m3 (59) | 59.0 | |
| Sept. 24, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 48.3 μg/m3 (44) | 16.8 μg/m3 (60) | 60.0 | |
| Sept. 24, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 59.4 μg/m3 (52) | 16.9 μg/m3 (60) | 60.0 | |
| Sept. 24, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.1 μg/m3 (35) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 24, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.9 μg/m3 (26) | 15.2 μg/m3 (57) | 57.0 | |
| Sept. 24, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 15.7 μg/m3 (58) | 58.0 | |
| Sept. 24, 2020, 9 a.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. 24, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 μg/m3 (34) | 20.3 μg/m3 (68) | 68.0 | |
| Sept. 24, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 μg/m3 (38) | 22.9 μg/m3 (73) | 73.0 | |
| Sept. 24, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 23.1 μg/m3 (74) | 74.0 | |
| Sept. 24, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 μg/m3 (42) | 23.7 μg/m3 (75) | 75.0 | |
| Sept. 24, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 μg/m3 (45) | 24.5 μg/m3 (77) | 77.0 | |
| Sept. 24, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 μg/m3 (52) | 27.0 μg/m3 (82) | 82.0 | |
| Sept. 24, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 μg/m3 (52) | 27.6 μg/m3 (83) | 83.0 | |
| Sept. 24, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 μg/m3 (45) | 24.1 μg/m3 (76) | 76.0 | |
| Sept. 24, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 21.6 μg/m3 (70) | 70.0 | |
| Sept. 23, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 μg/m3 (36) | 20.2 μg/m3 (67) | 67.0 | |
| Sept. 23, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 μg/m3 (35) | 20.8 μg/m3 (69) | 69.0 | |
| Sept. 23, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 μg/m3 (35) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 23, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (35) | 21.7 μg/m3 (71) | 71.0 | |
| Sept. 23, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 μg/m3 (38) | 24.0 μg/m3 (76) | 76.0 | |
| Sept. 23, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 23.5 μg/m3 (74) | 74.0 | |
| Sept. 23, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 11.9 μg/m3 (50) | 50.0 | |
| Sept. 23, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 8.9 μg/m3 (37) | 37.0 | |
| Sept. 23, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 μg/m3 (36) | 10.2 μg/m3 (42) | 42.0 | |
| Sept. 23, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 μg/m3 (45) | 10.9 μg/m3 (45) | 45.0 | |
| Sept. 23, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 9.9 μg/m3 (41) | 41.0 | |
| Sept. 23, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 10.2 μg/m3 (42) | 42.0 | |
| Sept. 23, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 10.1 μg/m3 (42) | 42.0 | |
| Sept. 23, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 10.2 μg/m3 (42) | 42.0 | |
| Sept. 23, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 9.5 μg/m3 (40) | 40.0 | |
| Sept. 23, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 10.6 μg/m3 (44) | 44.0 | |
| Sept. 23, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 10.9 μg/m3 (45) | 45.0 | |
| Sept. 23, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 10.5 μg/m3 (44) | 44.0 | |
| Sept. 23, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 10.3 μg/m3 (43) | 43.0 | |
| Sept. 23, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 13.5 μg/m3 (53) | 53.0 | |
| Sept. 23, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 12.1 μg/m3 (50) | 50.0 | |
| Sept. 23, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 10.4 μg/m3 (43) | 43.0 | |
| Sept. 23, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 10.1 μg/m3 (42) | 42.0 | |
| Sept. 22, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 μg/m3 (43) | 11.3 μg/m3 (47) | 47.0 | |
| Sept. 22, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 μg/m3 (35) | 11.0 μg/m3 (46) | 46.0 | |
| Sept. 22, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 10.8 μg/m3 (45) | 45.0 | |
| Sept. 22, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 11.1 μg/m3 (46) | 46.0 | |
| Sept. 22, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 10.8 μg/m3 (45) | 45.0 | |
| Sept. 22, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 10.9 μg/m3 (45) | 45.0 |