Las Vegas (Spring Valley) NV, US: 36.106389, -115.253333
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 29, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (38) | N/A | 23.4 μg/m3 (21) | 5.0 μg/m3 (21) | 38.0 | |
| Sept. 29, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 29.6 μg/m3 (27) | 5.6 μg/m3 (23) | 32.0 | |
| Sept. 29, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 39.2 μg/m3 (36) | 6.5 μg/m3 (27) | 36.0 | |
| Sept. 29, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (14) | N/A | 53.9 μg/m3 (49) | 9.0 μg/m3 (38) | 49.0 | |
| Sept. 29, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (7) | N/A | 68.0 μg/m3 (56) | 10.0 μg/m3 (42) | 56.0 | |
| Sept. 29, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (11) | N/A | 37.8 μg/m3 (34) | 7.0 μg/m3 (29) | 34.0 | |
| Sept. 29, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 21.3 μg/m3 (19) | 5.6 μg/m3 (23) | 23.0 | |
| Sept. 29, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 30.0 μg/m3 (27) | 6.5 μg/m3 (27) | 27.0 | |
| Sept. 29, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 22.6 μg/m3 (21) | 5.2 μg/m3 (22) | 25.0 | |
| Sept. 29, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 22.2 μg/m3 (20) | 5.7 μg/m3 (24) | 24.0 | |
| Sept. 29, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.7 μg/m3 (15) | 5.1 μg/m3 (21) | 21.0 | |
| Sept. 29, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 22.6 μg/m3 (21) | 7.1 μg/m3 (30) | 30.0 | |
| Sept. 29, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 28.2 μg/m3 (26) | 7.2 μg/m3 (30) | 30.0 | |
| Sept. 29, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 19.7 μg/m3 (18) | 6.0 μg/m3 (25) | 26.0 | |
| Sept. 29, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 20.2 μg/m3 (18) | 6.3 μg/m3 (26) | 26.0 | |
| Sept. 29, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 28.9 μg/m3 (26) | 6.9 μg/m3 (29) | 29.0 | |
| Sept. 29, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 26.3 μg/m3 (24) | 6.7 μg/m3 (28) | 29.0 | |
| Sept. 29, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (41) | N/A | 18.1 μg/m3 (16) | 5.1 μg/m3 (21) | 41.0 | |
| Sept. 29, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (45) | N/A | 16.8 μg/m3 (15) | 4.4 μg/m3 (18) | 45.0 | |
| Sept. 28, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (46) | N/A | 16.6 μg/m3 (15) | 4.5 μg/m3 (19) | 46.0 | |
| Sept. 28, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (45) | N/A | 17.1 μg/m3 (16) | 4.5 μg/m3 (19) | 45.0 | |
| Sept. 28, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (45) | N/A | 21.4 μg/m3 (19) | 4.8 μg/m3 (20) | 45.0 | |
| Sept. 28, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | N/A | 37.7 μg/m3 (34) | 5.7 μg/m3 (24) | 43.0 | |
| Sept. 28, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (42) | N/A | 24.1 μg/m3 (22) | 4.9 μg/m3 (20) | 42.0 | |
| Sept. 28, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (40) | N/A | 25.2 μg/m3 (23) | 4.9 μg/m3 (20) | 40.0 | |
| Sept. 28, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | N/A | 22.3 μg/m3 (20) | 4.8 μg/m3 (20) | 38.0 | |
| Sept. 28, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 33.6 μg/m3 (31) | 5.2 μg/m3 (22) | 36.0 | |
| Sept. 28, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | N/A | 38.4 μg/m3 (35) | 5.3 μg/m3 (22) | 35.0 | |
| Sept. 28, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (15) | N/A | 50.6 μg/m3 (46) | 7.7 μg/m3 (32) | 46.0 | |
| Sept. 28, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (12) | N/A | 28.6 μg/m3 (26) | 6.3 μg/m3 (26) | 26.0 | |
| Sept. 28, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (16) | N/A | 26.0 μg/m3 (24) | 5.6 μg/m3 (23) | 24.0 | |
| Sept. 28, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 25.5 μg/m3 (23) | 5.3 μg/m3 (22) | 23.0 | |
| Sept. 28, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 21.2 μg/m3 (19) | 5.2 μg/m3 (22) | 22.0 | |
| Sept. 28, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 20.7 μg/m3 (19) | 5.1 μg/m3 (21) | 22.0 | |
| Sept. 28, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | N/A | 24.7 μg/m3 (22) | 5.8 μg/m3 (24) | 24.0 | |
| Sept. 28, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | N/A | 30.5 μg/m3 (28) | 6.4 μg/m3 (27) | 28.0 | |
| Sept. 28, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 32.6 μg/m3 (30) | 6.5 μg/m3 (27) | 30.0 | |
| Sept. 28, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 30.2 μg/m3 (27) | 5.6 μg/m3 (23) | 27.0 | |
| Sept. 28, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 45.6 μg/m3 (41) | 7.1 μg/m3 (30) | 41.0 | |
| Sept. 28, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | N/A | 34.4 μg/m3 (31) | 5.8 μg/m3 (24) | 31.0 | |
| Sept. 28, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 29.5 μg/m3 (27) | 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 | 35.0 ppb (27) | N/A | 21.4 μg/m3 (19) | 6.3 μg/m3 (26) | 27.0 | |
| Sept. 28, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 19.6 μg/m3 (18) | 7.1 μg/m3 (30) | 32.0 | |
| Sept. 27, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (33) | N/A | 22.1 μg/m3 (20) | 7.4 μg/m3 (31) | 33.0 | |
| Sept. 27, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 24.1 μg/m3 (22) | 8.5 μg/m3 (35) | 35.0 | |
| Sept. 27, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 26.4 μg/m3 (24) | 9.5 μg/m3 (40) | 40.0 | |
| Sept. 27, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 27.7 μg/m3 (25) | 10.6 μg/m3 (44) | 44.0 | |
| Sept. 27, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | N/A | 29.3 μg/m3 (27) | 10.8 μg/m3 (45) | 45.0 | |
| Sept. 27, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (32) | N/A | 31.7 μg/m3 (29) | 10.6 μg/m3 (44) | 44.0 | |
| Sept. 27, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 34.2 μg/m3 (31) | 12.3 μg/m3 (51) | 51.0 | |
| Sept. 27, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 35.1 μg/m3 (32) | 13.0 μg/m3 (52) | 52.0 | |
| Sept. 27, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 42.5 μg/m3 (39) | 16.8 μg/m3 (60) | 60.0 | |
| Sept. 27, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 39.0 μg/m3 (35) | 16.9 μg/m3 (60) | 60.0 | |
| Sept. 27, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 37.9 μg/m3 (34) | 16.3 μg/m3 (59) | 59.0 | |
| Sept. 27, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (33) | N/A | 33.6 μg/m3 (31) | 15.3 μg/m3 (57) | 57.0 | |
| Sept. 27, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 33.0 μg/m3 (30) | 14.5 μg/m3 (55) | 55.0 | |
| Sept. 27, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 31.4 μg/m3 (29) | 14.7 μg/m3 (56) | 56.0 | |
| Sept. 27, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 33.8 μg/m3 (31) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 27, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 32.7 μg/m3 (30) | 15.7 μg/m3 (58) | 58.0 | |
| Sept. 27, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (28) | N/A | 42.8 μg/m3 (39) | 16.6 μg/m3 (60) | 60.0 | |
| Sept. 27, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 36.0 μg/m3 (33) | 15.8 μg/m3 (58) | 58.0 | |
| Sept. 27, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 34.4 μg/m3 (31) | 14.2 μg/m3 (55) | 55.0 | |
| Sept. 27, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | N/A | 37.3 μg/m3 (34) | 16.4 μg/m3 (59) | 59.0 | |
| Sept. 27, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (38) | N/A | 33.7 μg/m3 (31) | 15.0 μg/m3 (56) | 56.0 | |
| Sept. 27, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (42) | N/A | 33.2 μg/m3 (30) | 10.6 μg/m3 (44) | 44.0 | |
| Sept. 27, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (42) | N/A | 29.9 μg/m3 (27) | 8.6 μg/m3 (36) | 42.0 | |
| Sept. 27, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 65.0 ppb (50) | N/A | 25.8 μg/m3 (23) | 10.0 μg/m3 (42) | 50.0 | |
| Sept. 26, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 67.0 ppb (52) | N/A | 24.7 μg/m3 (22) | 8.9 μg/m3 (37) | 52.0 | |
| Sept. 26, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 74.0 ppb (57) | N/A | 27.1 μg/m3 (25) | 10.6 μg/m3 (44) | 57.0 | |
| Sept. 26, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 83.0 ppb (65) | N/A | 36.5 μg/m3 (33) | 13.4 μg/m3 (53) | 65.0 | |
| Sept. 26, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 76.0 ppb (59) | N/A | 39.0 μg/m3 (35) | 15.0 μg/m3 (56) | 59.0 | |
| Sept. 26, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 70.0 ppb (54) | N/A | 38.9 μg/m3 (35) | 15.6 μg/m3 (58) | 58.0 | |
| Sept. 26, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 ppb (49) | N/A | 35.7 μg/m3 (32) | 13.9 μg/m3 (54) | 54.0 | |
| Sept. 26, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | N/A | 37.2 μg/m3 (34) | 13.3 μg/m3 (53) | 53.0 | |
| Sept. 26, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 38.5 μg/m3 (35) | 14.6 μg/m3 (56) | 56.0 | |
| Sept. 26, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (28) | N/A | 39.4 μg/m3 (36) | 15.3 μg/m3 (57) | 57.0 | |
| Sept. 26, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 39.4 μg/m3 (36) | 16.0 μg/m3 (59) | 59.0 | |
| Sept. 26, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 34.4 μg/m3 (31) | 15.4 μg/m3 (57) | 57.0 | |
| Sept. 26, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 30.2 μg/m3 (27) | 13.3 μg/m3 (53) | 53.0 | |
| Sept. 26, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 26.3 μg/m3 (24) | 12.4 μg/m3 (51) | 51.0 | |
| Sept. 26, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 27.3 μg/m3 (25) | 11.6 μg/m3 (48) | 48.0 | |
| Sept. 26, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 28.1 μg/m3 (26) | 11.3 μg/m3 (47) | 47.0 | |
| Sept. 26, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 29.4 μg/m3 (27) | 12.1 μg/m3 (50) | 50.0 | |
| Sept. 26, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 29.1 μg/m3 (26) | 11.9 μg/m3 (50) | 50.0 | |
| Sept. 26, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 35.1 μg/m3 (32) | 11.7 μg/m3 (49) | 49.0 | |
| Sept. 26, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | N/A | 34.0 μg/m3 (31) | 11.0 μg/m3 (46) | 46.0 | |
| Sept. 26, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 47.0 μg/m3 (43) | 16.1 μg/m3 (59) | 59.0 | |
| Sept. 26, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (38) | N/A | 27.9 μg/m3 (25) | 10.2 μg/m3 (42) | 42.0 | |
| Sept. 26, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (42) | N/A | 29.8 μg/m3 (27) | 11.5 μg/m3 (48) | 48.0 | |
| Sept. 26, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (45) | N/A | 29.2 μg/m3 (27) | 11.6 μg/m3 (48) | 48.0 | |
| Sept. 26, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (48) | N/A | 36.2 μg/m3 (33) | 11.9 μg/m3 (50) | 50.0 | |
| Sept. 25, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (48) | N/A | 32.0 μg/m3 (29) | 12.9 μg/m3 (52) | 52.0 | |
| Sept. 25, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 65.0 ppb (50) | N/A | N/A | N/A | 50.0 | |
| Sept. 25, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 68.0 ppb (52) | N/A | 38.2 μg/m3 (35) | 15.6 μg/m3 (58) | 58.0 | |
| Sept. 25, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 81.0 ppb (63) | N/A | 58.9 μg/m3 (52) | 22.8 μg/m3 (73) | 73.0 | |
| Sept. 25, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 77.0 ppb (60) | N/A | 76.0 μg/m3 (60) | 29.7 μg/m3 (88) | 88.0 | |
| Sept. 25, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (48) | N/A | 77.0 μg/m3 (61) | 30.9 μg/m3 (90) | 90.0 | |
| Sept. 25, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | N/A | 60.3 μg/m3 (53) | 25.3 μg/m3 (78) | 78.0 | |
| Sept. 25, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | N/A | 60.7 μg/m3 (53) | 23.2 μg/m3 (74) | 74.0 | |
| Sept. 25, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (15) | N/A | 81.5 μg/m3 (63) | 26.5 μg/m3 (81) | 81.0 | |
| Sept. 25, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (12) | N/A | 71.3 μg/m3 (58) | 24.6 μg/m3 (77) | 77.0 | |
| Sept. 25, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (15) | N/A | 91.9 μg/m3 (68) | 24.4 μg/m3 (76) | 76.0 | |
| Sept. 25, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 55.2 μg/m3 (50) | 22.7 μg/m3 (73) | 73.0 | |
| Sept. 25, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 41.4 μg/m3 (38) | 20.3 μg/m3 (68) | 68.0 | |
| Sept. 25, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 55.1 μg/m3 (50) | 20.9 μg/m3 (69) | 69.0 | |
| Sept. 25, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 45.0 μg/m3 (41) | 21.9 μg/m3 (71) | 71.0 | |
| Sept. 25, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 46.3 μg/m3 (42) | 23.8 μg/m3 (75) | 75.0 | |
| Sept. 25, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 49.3 μg/m3 (45) | 23.3 μg/m3 (74) | 74.0 | |
| Sept. 25, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | N/A | 46.6 μg/m3 (42) | 21.7 μg/m3 (71) | 71.0 | |
| Sept. 25, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 39.9 μg/m3 (36) | 18.9 μg/m3 (65) | 65.0 | |
| Sept. 25, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (40) | N/A | 34.9 μg/m3 (32) | 17.1 μg/m3 (61) | 61.0 | |
| Sept. 25, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | N/A | 36.0 μg/m3 (33) | 17.6 μg/m3 (62) | 62.0 | |
| Sept. 25, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | N/A | 34.2 μg/m3 (31) | 15.5 μg/m3 (57) | 57.0 | |
| Sept. 25, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | N/A | 32.6 μg/m3 (30) | 13.2 μg/m3 (53) | 53.0 | |
| Sept. 25, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | N/A | 32.6 μg/m3 (30) | 12.8 μg/m3 (52) | 52.0 | |
| Sept. 24, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (45) | N/A | 31.9 μg/m3 (29) | 12.4 μg/m3 (51) | 51.0 | |
| Sept. 24, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (47) | N/A | 28.9 μg/m3 (26) | 10.4 μg/m3 (43) | 47.0 | |
| Sept. 24, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 65.0 ppb (50) | N/A | 34.3 μg/m3 (31) | 10.4 μg/m3 (43) | 50.0 | |
| Sept. 24, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 69.0 ppb (53) | N/A | 38.0 μg/m3 (35) | 12.0 μg/m3 (50) | 53.0 | |
| Sept. 24, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (47) | N/A | 42.6 μg/m3 (39) | 13.7 μg/m3 (54) | 54.0 | |
| Sept. 24, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | N/A | 47.0 μg/m3 (43) | 13.4 μg/m3 (53) | 53.0 | |
| Sept. 24, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (39) | N/A | 42.9 μg/m3 (39) | 12.6 μg/m3 (51) | 51.0 | |
| Sept. 24, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 54.2 μg/m3 (49) | 13.5 μg/m3 (53) | 53.0 | |
| Sept. 24, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 54.6 μg/m3 (50) | 14.7 μg/m3 (56) | 56.0 | |
| Sept. 24, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | N/A | 44.2 μg/m3 (40) | 14.2 μg/m3 (55) | 55.0 | |
| Sept. 24, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | N/A | 49.7 μg/m3 (45) | 16.3 μg/m3 (59) | 59.0 | |
| Sept. 24, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 32.1 μg/m3 (29) | 12.1 μg/m3 (50) | 50.0 | |
| Sept. 24, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 28.1 μg/m3 (26) | 11.8 μg/m3 (49) | 49.0 | |
| Sept. 24, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 28.0 μg/m3 (25) | 12.3 μg/m3 (51) | 51.0 | |
| Sept. 24, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 29.0 μg/m3 (26) | 12.1 μg/m3 (50) | 50.0 | |
| Sept. 24, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 35.0 μg/m3 (32) | 12.4 μg/m3 (51) | 51.0 | |
| Sept. 24, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 43.0 μg/m3 (39) | 12.8 μg/m3 (52) | 52.0 | |
| Sept. 24, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 32.0 μg/m3 (29) | 11.6 μg/m3 (48) | 48.0 | |
| Sept. 24, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (28) | N/A | 29.0 μg/m3 (26) | 11.8 μg/m3 (49) | 49.0 | |
| Sept. 24, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 33.0 μg/m3 (30) | 13.0 μg/m3 (52) | 52.0 | |
| Sept. 24, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 38.0 μg/m3 (35) | 13.8 μg/m3 (54) | 54.0 | |
| Sept. 24, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 33.0 μg/m3 (30) | 11.5 μg/m3 (48) | 48.0 | |
| Sept. 24, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | N/A | 29.0 μg/m3 (26) | 10.5 μg/m3 (44) | 44.0 | |
| Sept. 24, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 ppb (49) | N/A | 26.0 μg/m3 (24) | 10.1 μg/m3 (42) | 49.0 | |
| Sept. 23, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (51) | N/A | 27.0 μg/m3 (25) | 10.3 μg/m3 (43) | 51.0 | |
| Sept. 23, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 67.0 ppb (52) | N/A | 28.0 μg/m3 (25) | 10.7 μg/m3 (45) | 52.0 | |
| Sept. 23, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 65.0 ppb (50) | N/A | 29.0 μg/m3 (26) | 11.1 μg/m3 (46) | 50.0 | |
| Sept. 23, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (48) | N/A | 37.0 μg/m3 (34) | 12.7 μg/m3 (51) | 51.0 | |
| Sept. 23, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (48) | N/A | 41.0 μg/m3 (37) | 13.2 μg/m3 (53) | 53.0 | |
| Sept. 23, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | N/A | 42.0 μg/m3 (38) | 13.7 μg/m3 (54) | 54.0 | |
| Sept. 23, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | N/A | 51.0 μg/m3 (46) | 14.1 μg/m3 (54) | 54.0 | |
| Sept. 23, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 40.0 μg/m3 (36) | 13.5 μg/m3 (53) | 53.0 | |
| Sept. 23, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (13) | N/A | 66.0 μg/m3 (56) | 16.4 μg/m3 (59) | 59.0 | |
| Sept. 23, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (8) | N/A | 69.0 μg/m3 (57) | 16.7 μg/m3 (60) | 60.0 | |
| Sept. 23, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (11) | N/A | 34.0 μg/m3 (31) | 13.8 μg/m3 (54) | 54.0 | |
| Sept. 23, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 30.0 μg/m3 (27) | 12.9 μg/m3 (52) | 52.0 | |
| Sept. 23, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | N/A | 29.0 μg/m3 (26) | 13.2 μg/m3 (53) | 53.0 | |
| Sept. 23, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 30.0 μg/m3 (27) | 13.3 μg/m3 (53) | 53.0 | |
| Sept. 23, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 29.0 μg/m3 (26) | 12.8 μg/m3 (52) | 52.0 | |
| Sept. 23, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 27.0 μg/m3 (25) | 12.2 μg/m3 (50) | 50.0 | |
| Sept. 23, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | N/A | 28.0 μg/m3 (25) | 12.0 μg/m3 (50) | 50.0 | |
| Sept. 23, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 26.0 μg/m3 (24) | 11.3 μg/m3 (47) | 47.0 | |
| Sept. 23, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 28.0 μg/m3 (25) | 11.1 μg/m3 (46) | 46.0 | |
| Sept. 23, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (33) | N/A | 28.0 μg/m3 (25) | 11.2 μg/m3 (47) | 47.0 | |
| Sept. 23, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 27.0 μg/m3 (25) | 10.7 μg/m3 (45) | 45.0 | |
| Sept. 23, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (38) | N/A | 23.0 μg/m3 (21) | 10.2 μg/m3 (42) | 42.0 | |
| Sept. 23, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (40) | 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 | 53.0 ppb (41) | N/A | 24.0 μg/m3 (22) | 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 | 54.0 ppb (42) | N/A | 22.0 μg/m3 (20) | 10.3 μg/m3 (43) | 43.0 | |
| Sept. 22, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (42) | N/A | 25.0 μg/m3 (23) | 12.3 μg/m3 (51) | 51.0 | |
| Sept. 22, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (41) | N/A | 26.0 μg/m3 (24) | 11.7 μg/m3 (49) | 49.0 | |
| Sept. 22, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (42) | N/A | 30.0 μg/m3 (27) | 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 | 55.0 ppb (42) | N/A | 31.0 μg/m3 (28) | 11.1 μg/m3 (46) | 46.0 |