Sparks (Halcyon Court) NV, US: 39.621462, -119.718738
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 27, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | N/A | 14.0 μg/m3 (13) | 4.0 μg/m3 (17) | 17.0 | |
| Sept. 27, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 9.0 μg/m3 (8) | 3.0 μg/m3 (12) | 18.0 | |
| Sept. 27, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 14.0 μg/m3 (13) | 3.0 μg/m3 (12) | 19.0 | |
| Sept. 27, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 13.0 μg/m3 (12) | 5.0 μg/m3 (21) | 21.0 | |
| Sept. 27, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 12.0 μg/m3 (11) | 5.0 μg/m3 (21) | 24.0 | |
| Sept. 27, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 14.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 27, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 19.0 μg/m3 (17) | 7.0 μg/m3 (29) | 29.0 | |
| Sept. 27, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 18.0 μg/m3 (16) | 8.0 μg/m3 (33) | 33.0 | |
| Sept. 27, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 33.0 μg/m3 (30) | 8.0 μg/m3 (33) | 33.0 | |
| Sept. 27, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 32.0 μg/m3 (29) | 11.0 μg/m3 (46) | 46.0 | |
| Sept. 26, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 34.0 μg/m3 (31) | 11.0 μg/m3 (46) | 46.0 | |
| Sept. 26, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 32.0 μg/m3 (29) | 16.0 μg/m3 (59) | 59.0 | |
| Sept. 26, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 28.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| Sept. 26, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 30.0 μg/m3 (27) | 15.0 μg/m3 (56) | 56.0 | |
| Sept. 26, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 38.0 μg/m3 (35) | 19.0 μg/m3 (65) | 65.0 | |
| Sept. 26, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 57.0 μg/m3 (51) | 30.0 μg/m3 (88) | 88.0 | |
| Sept. 26, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 78.0 μg/m3 (62) | 54.0 μg/m3 (146) | 146.0 | |
| Sept. 26, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 95.0 μg/m3 (70) | 70.0 μg/m3 (158) | 158.0 | |
| Sept. 26, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | N/A | 103.0 μg/m3 (74) | 79.0 μg/m3 (162) | 162.0 | |
| Sept. 26, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (12) | N/A | 99.0 μg/m3 (72) | 81.0 μg/m3 (163) | 163.0 | |
| Sept. 26, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | N/A | 86.0 μg/m3 (66) | 71.0 μg/m3 (158) | 158.0 | |
| Sept. 26, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 95.0 μg/m3 (70) | 77.0 μg/m3 (161) | 161.0 | |
| Sept. 26, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 102.0 μg/m3 (74) | 87.0 μg/m3 (167) | 167.0 | |
| Sept. 26, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 76.0 μg/m3 (60) | 65.0 μg/m3 (155) | 155.0 | |
| Sept. 26, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 54.0 μg/m3 (49) | 41.0 μg/m3 (114) | 114.0 | |
| Sept. 26, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 57.0 μg/m3 (51) | 47.0 μg/m3 (129) | 129.0 | |
| Sept. 26, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 13.0 μg/m3 (12) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 26, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 21.0 μg/m3 (19) | 8.0 μg/m3 (33) | 33.0 | |
| Sept. 26, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 14.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 26, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 75.0 μg/m3 (60) | 3.0 μg/m3 (12) | 60.0 | |
| Sept. 26, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 12.0 μg/m3 (11) | 4.0 μg/m3 (17) | 25.0 | |
| Sept. 26, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 17.0 μg/m3 (15) | 4.0 μg/m3 (17) | 25.0 | |
| Sept. 26, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 18.0 μg/m3 (16) | 4.0 μg/m3 (17) | 25.0 | |
| Sept. 26, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 18.0 μg/m3 (16) | 3.0 μg/m3 (12) | 26.0 | |
| Sept. 25, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 17.0 μg/m3 (15) | 4.0 μg/m3 (17) | 32.0 | |
| Sept. 25, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | N/A | 11.0 μg/m3 (10) | 2.0 μg/m3 (8) | 34.0 | |
| Sept. 25, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (32) | N/A | 9.0 μg/m3 (8) | 4.0 μg/m3 (17) | 32.0 | |
| Sept. 25, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (32) | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 32.0 | |
| Sept. 25, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (32) | N/A | 12.0 μg/m3 (11) | 2.0 μg/m3 (8) | 32.0 | |
| Sept. 25, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 17.0 μg/m3 (15) | 2.0 μg/m3 (8) | 30.0 | |
| Sept. 25, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 26.0 μg/m3 (24) | 6.0 μg/m3 (25) | 26.0 | |
| Sept. 25, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 42.0 μg/m3 (38) | 5.0 μg/m3 (21) | 38.0 | |
| Sept. 25, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (12) | N/A | 48.0 μg/m3 (44) | 7.0 μg/m3 (29) | 44.0 | |
| Sept. 25, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (5) | N/A | 42.0 μg/m3 (38) | 6.0 μg/m3 (25) | 38.0 | |
| Sept. 25, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (6) | N/A | 26.0 μg/m3 (24) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 25, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (11) | N/A | 18.0 μg/m3 (16) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 25, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (14) | N/A | 20.0 μg/m3 (18) | 4.0 μg/m3 (17) | 18.0 | |
| Sept. 25, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (16) | N/A | 13.0 μg/m3 (12) | 5.0 μg/m3 (21) | 21.0 | |
| Sept. 25, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 10.0 μg/m3 (9) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 25, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 38.0 | |
| Sept. 25, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 14.0 μg/m3 (13) | 7.0 μg/m3 (29) | 29.0 | |
| Sept. 25, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 9.0 μg/m3 (8) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 25, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 11.0 μg/m3 (10) | 3.0 μg/m3 (12) | 24.0 | |
| Sept. 25, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 13.0 μg/m3 (12) | 2.0 μg/m3 (8) | 28.0 | |
| Sept. 25, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 6.0 μg/m3 (5) | 3.0 μg/m3 (12) | 27.0 | |
| Sept. 25, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 57.0 μg/m3 (51) | 5.0 μg/m3 (21) | 51.0 | |
| Sept. 25, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 10.0 μg/m3 (9) | 4.0 μg/m3 (17) | 29.0 | |
| Sept. 25, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 36.0 μg/m3 (33) | 1.0 μg/m3 (4) | 33.0 | |
| Sept. 24, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (28) | N/A | 8.0 μg/m3 (7) | -1.0 μg/m3 (0) | 28.0 | |
| Sept. 24, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | N/A | 13.0 μg/m3 (12) | 0.0 μg/m3 (0) | 31.0 | |
| Sept. 24, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | N/A | 8.0 μg/m3 (7) | 3.0 μg/m3 (12) | 35.0 | |
| Sept. 24, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | N/A | 15.0 μg/m3 (14) | 3.0 μg/m3 (12) | 35.0 | |
| Sept. 24, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | N/A | 10.0 μg/m3 (9) | -2.0 μg/m3 (0) | 35.0 | |
| Sept. 24, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 17.0 μg/m3 (15) | -3.0 μg/m3 (0) | 30.0 | |
| Sept. 24, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 20.0 μg/m3 (18) | 1.0 μg/m3 (4) | 25.0 | |
| Sept. 24, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | N/A | 26.0 μg/m3 (24) | 6.0 μg/m3 (25) | 25.0 | |
| Sept. 24, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (8) | N/A | 30.0 μg/m3 (27) | 9.0 μg/m3 (38) | 38.0 | |
| Sept. 24, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (5) | N/A | 46.0 μg/m3 (42) | 6.0 μg/m3 (25) | 42.0 | |
| Sept. 24, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (6) | N/A | 14.0 μg/m3 (13) | 2.0 μg/m3 (8) | 13.0 | |
| Sept. 24, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (9) | N/A | 14.0 μg/m3 (13) | 2.0 μg/m3 (8) | 13.0 | |
| Sept. 24, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (10) | N/A | 10.0 μg/m3 (9) | 4.0 μg/m3 (17) | 17.0 | |
| Sept. 24, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (12) | N/A | 11.0 μg/m3 (10) | 5.0 μg/m3 (21) | 21.0 | |
| Sept. 24, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (16) | N/A | 7.0 μg/m3 (6) | 4.0 μg/m3 (17) | 17.0 | |
| Sept. 24, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 5.0 μg/m3 (5) | 4.0 μg/m3 (17) | 19.0 | |
| Sept. 24, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 3.0 μg/m3 (3) | 1.0 μg/m3 (4) | 22.0 | |
| Sept. 24, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 4.0 μg/m3 (4) | 2.0 μg/m3 (8) | 24.0 | |
| Sept. 24, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 8.0 μg/m3 (7) | 2.0 μg/m3 (8) | 25.0 | |
| Sept. 24, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 10.0 μg/m3 (9) | 5.0 μg/m3 (21) | 27.0 | |
| Sept. 24, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 9.0 μg/m3 (8) | 6.0 μg/m3 (25) | 32.0 | |
| Sept. 24, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 56.0 μg/m3 (50) | 6.0 μg/m3 (25) | 50.0 | |
| Sept. 24, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | N/A | 24.0 μg/m3 (22) | 3.0 μg/m3 (12) | 31.0 | |
| Sept. 24, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 51.0 μg/m3 (46) | 2.0 μg/m3 (8) | 46.0 | |
| Sept. 23, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (28) | N/A | 31.0 μg/m3 (28) | 4.0 μg/m3 (17) | 28.0 | |
| Sept. 23, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 25.0 μg/m3 (23) | 5.0 μg/m3 (21) | 28.0 | |
| Sept. 23, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 9.0 μg/m3 (8) | 5.0 μg/m3 (21) | 32.0 | |
| Sept. 23, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 17.0 μg/m3 (15) | 4.0 μg/m3 (17) | 32.0 | |
| Sept. 23, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 8.0 μg/m3 (7) | 2.0 μg/m3 (8) | 30.0 | |
| Sept. 23, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 10.0 μg/m3 (9) | 2.0 μg/m3 (8) | 25.0 | |
| Sept. 23, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 14.0 μg/m3 (13) | 2.0 μg/m3 (8) | 25.0 | |
| Sept. 23, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 15.0 μg/m3 (14) | 4.0 μg/m3 (17) | 20.0 | |
| Sept. 23, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (10) | N/A | 48.0 μg/m3 (44) | 8.0 μg/m3 (33) | 44.0 | |
| Sept. 23, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (2) | N/A | 75.0 μg/m3 (60) | 10.0 μg/m3 (42) | 60.0 | |
| Sept. 23, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 23.0 μg/m3 (21) | 4.0 μg/m3 (17) | 21.0 | |
| Sept. 23, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (8) | N/A | 37.0 μg/m3 (34) | 6.0 μg/m3 (25) | 34.0 | |
| Sept. 23, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (13) | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 13.0 | |
| Sept. 23, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 15.0 | |
| Sept. 23, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (16) | N/A | 17.0 μg/m3 (15) | 3.0 μg/m3 (12) | 16.0 | |
| Sept. 23, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 15.0 μg/m3 (14) | 4.0 μg/m3 (17) | 18.0 | |
| Sept. 23, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 18.0 μg/m3 (16) | 5.0 μg/m3 (21) | 21.0 | |
| Sept. 23, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 11.0 μg/m3 (10) | 4.0 μg/m3 (17) | 22.0 | |
| Sept. 23, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 10.0 μg/m3 (9) | 7.0 μg/m3 (29) | 29.0 | |
| Sept. 23, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 10.0 μg/m3 (9) | 7.0 μg/m3 (29) | 29.0 | |
| Sept. 23, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 9.0 μg/m3 (8) | 3.0 μg/m3 (12) | 25.0 | |
| Sept. 23, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 25.0 μg/m3 (23) | 4.0 μg/m3 (17) | 25.0 | |
| Sept. 23, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 26.0 μg/m3 (24) | 6.0 μg/m3 (25) | 26.0 | |
| Sept. 23, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 41.0 μg/m3 (37) | 8.0 μg/m3 (33) | 37.0 | |
| Sept. 22, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 22.0 μg/m3 (20) | 6.0 μg/m3 (25) | 27.0 | |
| Sept. 22, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 23.0 μg/m3 (21) | 8.0 μg/m3 (33) | 33.0 | |
| Sept. 22, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 26.0 μg/m3 (24) | 4.0 μg/m3 (17) | 25.0 | |
| Sept. 22, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 22.0 μg/m3 (20) | 6.0 μg/m3 (25) | 27.0 | |
| Sept. 22, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | N/A | 27.0 μg/m3 (25) | 8.0 μg/m3 (33) | 33.0 | |
| Sept. 22, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 29.0 μg/m3 (26) | 12.0 μg/m3 (50) | 50.0 | |
| Sept. 22, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 28.0 μg/m3 (25) | 17.0 μg/m3 (61) | 61.0 | |
| Sept. 22, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | N/A | 47.0 μg/m3 (43) | 27.0 μg/m3 (82) | 82.0 | |
| Sept. 22, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | N/A | 62.0 μg/m3 (54) | 35.0 μg/m3 (99) | 99.0 | |
| Sept. 22, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (9) | N/A | 93.0 μg/m3 (69) | 39.0 μg/m3 (109) | 109.0 | |
| Sept. 22, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (15) | N/A | 60.0 μg/m3 (52) | 37.0 μg/m3 (104) | 104.0 | |
| Sept. 22, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | N/A | 64.0 μg/m3 (54) | 41.0 μg/m3 (114) | 114.0 | |
| Sept. 22, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 57.0 μg/m3 (51) | 40.0 μg/m3 (111) | 111.0 | |
| Sept. 22, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | N/A | 63.0 μg/m3 (54) | 39.0 μg/m3 (109) | 109.0 | |
| Sept. 22, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 50.0 μg/m3 (45) | 35.0 μg/m3 (99) | 99.0 | |
| Sept. 22, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 69.0 μg/m3 (57) | 39.0 μg/m3 (109) | 109.0 | |
| Sept. 22, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 51.0 μg/m3 (46) | 38.0 μg/m3 (106) | 106.0 | |
| Sept. 22, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 50.0 μg/m3 (45) | 30.0 μg/m3 (88) | 88.0 | |
| Sept. 22, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 55.0 μg/m3 (50) | 33.0 μg/m3 (95) | 95.0 | |
| Sept. 22, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 48.0 μg/m3 (44) | 33.0 μg/m3 (95) | 95.0 | |
| Sept. 22, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 46.0 μg/m3 (42) | 28.0 μg/m3 (84) | 84.0 | |
| Sept. 22, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 69.0 μg/m3 (57) | 29.0 μg/m3 (86) | 86.0 | |
| Sept. 22, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (38) | N/A | 44.0 μg/m3 (40) | 20.0 μg/m3 (67) | 67.0 | |
| Sept. 22, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | N/A | 37.0 μg/m3 (34) | 15.0 μg/m3 (56) | 56.0 | |
| Sept. 21, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | N/A | 41.0 μg/m3 (37) | 19.0 μg/m3 (65) | 65.0 | |
| Sept. 21, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | N/A | 61.0 μg/m3 (53) | 36.0 μg/m3 (101) | 101.0 | |
| Sept. 21, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | N/A | 76.0 μg/m3 (60) | 51.0 μg/m3 (139) | 139.0 | |
| Sept. 21, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | N/A | 60.0 μg/m3 (52) | 41.0 μg/m3 (114) | 114.0 | |
| Sept. 21, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (41) | N/A | N/A | N/A | 41.0 | |
| Sept. 21, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 48.0 μg/m3 (44) | 23.0 μg/m3 (73) | 73.0 | |
| Sept. 21, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 48.0 μg/m3 (44) | 22.0 μg/m3 (71) | 71.0 | |
| Sept. 21, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | N/A | 57.0 μg/m3 (51) | 27.0 μg/m3 (82) | 82.0 | |
| Sept. 21, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (5) | N/A | 140.0 μg/m3 (92) | 27.0 μg/m3 (82) | 92.0 | |
| Sept. 21, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (2) | N/A | 80.0 μg/m3 (62) | 26.0 μg/m3 (80) | 80.0 | |
| Sept. 21, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 42.0 μg/m3 (38) | 17.0 μg/m3 (61) | 61.0 | |
| Sept. 21, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (4) | N/A | 45.0 μg/m3 (41) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 21, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (7) | N/A | 32.0 μg/m3 (29) | 22.0 μg/m3 (71) | 71.0 | |
| Sept. 21, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (6) | N/A | 40.0 μg/m3 (36) | 20.0 μg/m3 (67) | 67.0 | |
| Sept. 21, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (8) | N/A | 41.0 μg/m3 (37) | 18.0 μg/m3 (63) | 63.0 | |
| Sept. 21, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (12) | N/A | 37.0 μg/m3 (34) | 17.0 μg/m3 (61) | 61.0 | |
| Sept. 21, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (14) | N/A | 39.0 μg/m3 (35) | 22.0 μg/m3 (71) | 71.0 | |
| Sept. 21, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | N/A | 34.0 μg/m3 (31) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 21, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (16) | N/A | 42.0 μg/m3 (38) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 21, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (20) | N/A | 42.0 μg/m3 (38) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 21, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 52.0 μg/m3 (47) | 22.0 μg/m3 (71) | 71.0 | |
| Sept. 21, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 63.0 μg/m3 (54) | 19.0 μg/m3 (65) | 65.0 | |
| Sept. 21, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (33) | N/A | 34.0 μg/m3 (31) | 22.0 μg/m3 (71) | 71.0 | |
| Sept. 21, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | N/A | 24.0 μg/m3 (22) | 15.0 μg/m3 (56) | 56.0 | |
| Sept. 20, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | N/A | 25.0 μg/m3 (23) | 16.0 μg/m3 (59) | 59.0 | |
| Sept. 20, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (35) | N/A | 27.0 μg/m3 (25) | 19.0 μg/m3 (65) | 65.0 | |
| Sept. 20, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | N/A | 27.0 μg/m3 (25) | 18.0 μg/m3 (63) | 63.0 | |
| Sept. 20, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (32) | N/A | 30.0 μg/m3 (27) | 21.0 μg/m3 (69) | 69.0 | |
| Sept. 20, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 28.0 μg/m3 (25) | 23.0 μg/m3 (73) | 73.0 | |
| Sept. 20, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 32.0 μg/m3 (29) | 24.0 μg/m3 (76) | 76.0 | |
| Sept. 20, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 37.0 μg/m3 (34) | 29.0 μg/m3 (86) | 86.0 | |
| Sept. 20, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 39.0 μg/m3 (35) | 26.0 μg/m3 (80) | 80.0 | |
| Sept. 20, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (9) | N/A | 46.0 μg/m3 (42) | 27.0 μg/m3 (82) | 82.0 | |
| Sept. 20, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (4) | N/A | 56.0 μg/m3 (50) | 27.0 μg/m3 (82) | 82.0 | |
| Sept. 20, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (5) | N/A | 39.0 μg/m3 (35) | 28.0 μg/m3 (84) | 84.0 | |
| Sept. 20, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (7) | N/A | 42.0 μg/m3 (38) | 23.0 μg/m3 (73) | 73.0 | |
| Sept. 20, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (8) | N/A | 46.0 μg/m3 (42) | 29.0 μg/m3 (86) | 86.0 | |
| Sept. 20, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (7) | N/A | 60.0 μg/m3 (52) | 27.0 μg/m3 (82) | 82.0 |