Las Vegas (Downtown E) NV, US: 36.163962, -115.11393
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 1, 2020, 10 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 0.96 ppb (12) | 57.3 μg/m3 (53) | 20.8 μg/m3 (70) | 70.0 | |
| Dec. 1, 2020, 9 a.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 1.19 ppb (14) | 67.0 μg/m3 (57) | 28.6 μg/m3 (86) | 86.0 | |
| Dec. 1, 2020, 8 a.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 1.72 ppb (20) | 93.2 μg/m3 (70) | 40.2 μg/m3 (113) | 113.0 | |
| Dec. 1, 2020, 7 a.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 1.67 ppb (20) | 79.0 μg/m3 (63) | 39.2 μg/m3 (111) | 111.0 | |
| Dec. 1, 2020, 6 a.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | N/A | N/A | 2.03 ppb (23) | 99.9 μg/m3 (74) | 42.1 μg/m3 (118) | 118.0 | |
| Dec. 1, 2020, 5 a.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | N/A | 1.9 ppb (22) | 85.7 μg/m3 (67) | 34.2 μg/m3 (98) | 98.0 | |
| Dec. 1, 2020, 4 a.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | N/A | N/A | 1.85 ppb (22) | 91.2 μg/m3 (69) | 31.7 μg/m3 (93) | 93.0 | |
| Dec. 1, 2020, 3 a.m. | N/A | N/A | N/A | 44.0 ppb (42) | N/A | N/A | N/A | 1.95 ppb (22) | 100.2 μg/m3 (74) | 29.8 μg/m3 (89) | 89.0 | |
| Dec. 1, 2020, 2 a.m. | N/A | N/A | N/A | 43.0 ppb (41) | N/A | N/A | N/A | 1.77 ppb (21) | 91.4 μg/m3 (70) | 30.8 μg/m3 (91) | 91.0 | |
| Dec. 1, 2020, 1 a.m. | N/A | N/A | N/A | 42.0 ppb (40) | N/A | N/A | N/A | 1.68 ppb (20) | 87.5 μg/m3 (68) | 26.9 μg/m3 (83) | 83.0 | |
| Dec. 1, 2020, midnight | N/A | N/A | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.63 ppb (7) | 37.2 μg/m3 (35) | 6.6 μg/m3 (28) | 35.0 | |
| Nov. 30, 2020, 11 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.27 ppb (4) | 17.0 μg/m3 (16) | 3.2 μg/m3 (14) | 16.0 | |
| Nov. 30, 2020, 10 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.28 ppb (4) | 20.7 μg/m3 (20) | 3.4 μg/m3 (15) | 20.0 | |
| Nov. 30, 2020, 9 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.3 ppb (4) | 30.7 μg/m3 (29) | 4.3 μg/m3 (18) | 29.0 | |
| Nov. 30, 2020, 8 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.31 ppb (4) | N/A | N/A | 11.0 | |
| Nov. 30, 2020, 7 p.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.42 ppb (5) | N/A | N/A | 18.0 | |
| Nov. 30, 2020, 6 p.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 33.0 | |
| Nov. 30, 2020, 5 p.m. | N/A | N/A | N/A | 42.0 ppb (40) | N/A | N/A | N/A | 1.02 ppb (12) | 114.4 μg/m3 (81) | 27.9 μg/m3 (85) | 85.0 | |
| Nov. 30, 2020, 4 p.m. | N/A | N/A | N/A | 45.0 ppb (43) | N/A | N/A | N/A | 1.52 ppb (18) | 100.9 μg/m3 (74) | 34.1 μg/m3 (98) | 98.0 | |
| Nov. 30, 2020, 3 p.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 1.38 ppb (16) | 80.5 μg/m3 (64) | 27.2 μg/m3 (83) | 83.0 | |
| Nov. 30, 2020, 2 p.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 1.64 ppb (19) | 91.3 μg/m3 (69) | 48.8 μg/m3 (134) | 134.0 | |
| Nov. 30, 2020, 1 p.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 1.47 ppb (18) | 76.8 μg/m3 (62) | 41.1 μg/m3 (115) | 115.0 | |
| Nov. 30, 2020, noon | N/A | N/A | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 1.14 ppb (13) | 66.3 μg/m3 (57) | 36.5 μg/m3 (104) | 104.0 | |
| Nov. 30, 2020, 11 a.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 0.95 ppb (11) | 54.5 μg/m3 (51) | 29.7 μg/m3 (89) | 89.0 | |
| Nov. 30, 2020, 10 a.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 1.36 ppb (16) | 90.4 μg/m3 (69) | 46.6 μg/m3 (129) | 129.0 | |
| Nov. 30, 2020, 9 a.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 1.55 ppb (19) | 94.2 μg/m3 (71) | 54.3 μg/m3 (148) | 148.0 | |
| Nov. 30, 2020, 8 a.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 1.53 ppb (18) | 97.0 μg/m3 (72) | 54.6 μg/m3 (149) | 149.0 | |
| Nov. 30, 2020, 7 a.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 1.45 ppb (16) | 99.6 μg/m3 (74) | 54.2 μg/m3 (148) | 148.0 | |
| Nov. 30, 2020, 6 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 1.14 ppb (13) | 67.4 μg/m3 (58) | 35.7 μg/m3 (102) | 102.0 | |
| Nov. 30, 2020, 5 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 1.36 ppb (16) | 83.5 μg/m3 (66) | 41.2 μg/m3 (116) | 116.0 | |
| Nov. 30, 2020, 4 a.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 1.36 ppb (16) | 81.4 μg/m3 (65) | 42.6 μg/m3 (119) | 119.0 | |
| Nov. 30, 2020, 3 a.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | N/A | N/A | 1.67 ppb (20) | 107.3 μg/m3 (77) | 52.1 μg/m3 (142) | 142.0 | |
| Nov. 30, 2020, 2 a.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | N/A | N/A | 1.26 ppb (15) | 73.5 μg/m3 (61) | 33.8 μg/m3 (97) | 97.0 | |
| Nov. 30, 2020, 1 a.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | N/A | 0.99 ppb (12) | 49.5 μg/m3 (46) | 18.4 μg/m3 (65) | 65.0 | |
| Nov. 30, 2020, midnight | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.69 ppb (8) | 38.7 μg/m3 (36) | 11.2 μg/m3 (47) | 47.0 | |
| Nov. 29, 2020, 11 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.33 ppb (4) | 20.5 μg/m3 (19) | 4.6 μg/m3 (20) | 20.0 | |
| Nov. 29, 2020, 10 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.32 ppb (4) | 19.5 μg/m3 (19) | 4.2 μg/m3 (18) | 19.0 | |
| Nov. 29, 2020, 9 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.3 ppb (4) | 14.8 μg/m3 (14) | 4.0 μg/m3 (17) | 17.0 | |
| Nov. 29, 2020, 8 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.3 ppb (4) | 14.0 μg/m3 (13) | 4.2 μg/m3 (18) | 18.0 | |
| Nov. 29, 2020, 7 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.33 ppb (4) | 17.9 μg/m3 (17) | 6.2 μg/m3 (26) | 26.0 | |
| Nov. 29, 2020, 6 p.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | N/A | 0.47 ppb (6) | 29.5 μg/m3 (28) | 13.2 μg/m3 (54) | 54.0 | |
| Nov. 29, 2020, 5 p.m. | N/A | N/A | N/A | 26.0 ppb (25) | N/A | N/A | N/A | 0.73 ppb (8) | 51.3 μg/m3 (48) | 24.6 μg/m3 (78) | 78.0 | |
| Nov. 29, 2020, 4 p.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 1.14 ppb (13) | 76.2 μg/m3 (62) | 41.6 μg/m3 (117) | 117.0 | |
| Nov. 29, 2020, 3 p.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 1.32 ppb (15) | 80.9 μg/m3 (64) | 43.4 μg/m3 (121) | 121.0 | |
| Nov. 29, 2020, 2 p.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 1.57 ppb (19) | 97.0 μg/m3 (72) | 59.7 μg/m3 (154) | 154.0 | |
| Nov. 29, 2020, 1 p.m. | N/A | N/A | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 1.68 ppb (20) | 106.4 μg/m3 (77) | 66.9 μg/m3 (157) | 157.0 | |
| Nov. 29, 2020, noon | N/A | N/A | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 1.86 ppb (22) | 117.1 μg/m3 (82) | 74.3 μg/m3 (161) | 161.0 | |
| Nov. 29, 2020, 11 a.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 1.96 ppb (23) | 126.1 μg/m3 (87) | 82.5 μg/m3 (165) | 165.0 | |
| Nov. 29, 2020, 10 a.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 1.98 ppb (23) | 127.2 μg/m3 (87) | 86.8 μg/m3 (168) | 168.0 | |
| Nov. 29, 2020, 9 a.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 1.89 ppb (22) | 125.8 μg/m3 (87) | 85.9 μg/m3 (167) | 167.0 | |
| Nov. 29, 2020, 8 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 2.18 ppb (25) | 156.3 μg/m3 (102) | 100.6 μg/m3 (175) | 175.0 | |
| Nov. 29, 2020, 7 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 2.23 ppb (25) | 157.2 μg/m3 (103) | 99.0 μg/m3 (174) | 174.0 | |
| Nov. 29, 2020, 6 a.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | N/A | N/A | 1.94 ppb (22) | 154.3 μg/m3 (101) | 99.0 μg/m3 (174) | 174.0 | |
| Nov. 29, 2020, 5 a.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | N/A | N/A | 1.91 ppb (22) | 137.3 μg/m3 (92) | 80.8 μg/m3 (165) | 165.0 | |
| Nov. 29, 2020, 4 a.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | N/A | 1.67 ppb (20) | 111.5 μg/m3 (79) | 64.3 μg/m3 (156) | 156.0 | |
| Nov. 29, 2020, 3 a.m. | N/A | N/A | N/A | 41.0 ppb (39) | N/A | N/A | N/A | 1.83 ppb (21) | 130.5 μg/m3 (89) | 71.7 μg/m3 (160) | 160.0 | |
| Nov. 29, 2020, 2 a.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | N/A | N/A | 1.58 ppb (19) | 122.6 μg/m3 (85) | 65.2 μg/m3 (157) | 157.0 | |
| Nov. 29, 2020, 1 a.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | N/A | N/A | 1.31 ppb (15) | 107.2 μg/m3 (77) | 50.9 μg/m3 (139) | 139.0 | |
| Nov. 29, 2020, midnight | N/A | N/A | N/A | 25.0 ppb (24) | N/A | N/A | N/A | 0.61 ppb (7) | 54.6 μg/m3 (51) | 16.9 μg/m3 (62) | 62.0 | |
| Nov. 28, 2020, 11 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.35 ppb (4) | 20.2 μg/m3 (19) | 5.3 μg/m3 (23) | 23.0 | |
| Nov. 28, 2020, 10 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.29 ppb (4) | 16.2 μg/m3 (15) | 4.2 μg/m3 (18) | 18.0 | |
| Nov. 28, 2020, 9 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.28 ppb (4) | 16.0 μg/m3 (15) | 4.1 μg/m3 (18) | 18.0 | |
| Nov. 28, 2020, 8 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.31 ppb (4) | 25.2 μg/m3 (24) | 6.6 μg/m3 (28) | 28.0 | |
| Nov. 28, 2020, 7 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.31 ppb (4) | 18.7 μg/m3 (18) | 5.9 μg/m3 (25) | 25.0 | |
| Nov. 28, 2020, 6 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.36 ppb (5) | 26.9 μg/m3 (25) | 7.3 μg/m3 (31) | 31.0 | |
| Nov. 28, 2020, 5 p.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | N/A | N/A | 0.44 ppb (5) | 38.4 μg/m3 (36) | 10.6 μg/m3 (45) | 45.0 | |
| Nov. 28, 2020, 4 p.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.71 ppb (8) | 43.2 μg/m3 (40) | 15.5 μg/m3 (59) | 59.0 | |
| Nov. 28, 2020, 3 p.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | N/A | 1.04 ppb (12) | 55.8 μg/m3 (52) | 23.5 μg/m3 (75) | 75.0 | |
| Nov. 28, 2020, 2 p.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 1.11 ppb (13) | 57.8 μg/m3 (53) | 28.1 μg/m3 (85) | 85.0 | |
| Nov. 28, 2020, 1 p.m. | N/A | N/A | N/A | 28.0 ppb (27) | N/A | N/A | N/A | 0.95 ppb (11) | 49.3 μg/m3 (46) | 25.8 μg/m3 (80) | 80.0 | |
| Nov. 28, 2020, noon | N/A | N/A | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 0.86 ppb (11) | 45.8 μg/m3 (43) | 25.7 μg/m3 (80) | 80.0 | |
| Nov. 28, 2020, 11 a.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | N/A | N/A | 1.31 ppb (15) | 78.5 μg/m3 (63) | 44.5 μg/m3 (124) | 124.0 | |
| Nov. 28, 2020, 10 a.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 1.32 ppb (15) | 82.9 μg/m3 (65) | 46.1 μg/m3 (128) | 128.0 | |
| Nov. 28, 2020, 9 a.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 1.46 ppb (18) | 82.1 μg/m3 (65) | 51.3 μg/m3 (140) | 140.0 | |
| Nov. 28, 2020, 8 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 1.72 ppb (20) | 108.8 μg/m3 (78) | 71.4 μg/m3 (160) | 160.0 | |
| Nov. 28, 2020, 7 a.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 1.72 ppb (20) | 104.7 μg/m3 (76) | 61.9 μg/m3 (155) | 155.0 | |
| Nov. 28, 2020, 6 a.m. | N/A | N/A | N/A | 35.0 ppb (34) | N/A | N/A | N/A | 1.48 ppb (18) | 90.5 μg/m3 (69) | 53.1 μg/m3 (145) | 145.0 | |
| Nov. 28, 2020, 5 a.m. | N/A | N/A | N/A | 35.0 ppb (34) | N/A | N/A | N/A | 1.26 ppb (15) | 69.6 μg/m3 (59) | 37.9 μg/m3 (107) | 107.0 | |
| Nov. 28, 2020, 4 a.m. | N/A | N/A | N/A | 35.0 ppb (34) | N/A | N/A | N/A | 1.0 ppb (12) | 58.3 μg/m3 (53) | 30.8 μg/m3 (91) | 91.0 | |
| Nov. 28, 2020, 3 a.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 0.99 ppb (12) | 69.2 μg/m3 (59) | 34.9 μg/m3 (99) | 99.0 | |
| Nov. 28, 2020, 2 a.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | N/A | N/A | 1.08 ppb (13) | 63.8 μg/m3 (56) | 26.3 μg/m3 (81) | 81.0 | |
| Nov. 28, 2020, 1 a.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | N/A | N/A | 0.83 ppb (10) | 65.5 μg/m3 (57) | 26.7 μg/m3 (82) | 82.0 | |
| Nov. 28, 2020, midnight | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | N/A | 0.34 ppb (4) | 18.6 μg/m3 (18) | 3.9 μg/m3 (17) | 18.0 | |
| Nov. 27, 2020, 11 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.26 ppb (4) | 12.3 μg/m3 (12) | 2.7 μg/m3 (12) | 12.0 | |
| Nov. 27, 2020, 10 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.27 ppb (4) | 13.3 μg/m3 (13) | 2.7 μg/m3 (12) | 13.0 | |
| Nov. 27, 2020, 9 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 13.7 μg/m3 (13) | 2.4 μg/m3 (10) | 13.0 | |
| Nov. 27, 2020, 8 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | N/A | N/A | 0.25 ppb (3) | 11.0 μg/m3 (11) | 1.9 μg/m3 (8) | 11.0 | |
| Nov. 27, 2020, 7 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.25 ppb (3) | 10.9 μg/m3 (11) | 2.0 μg/m3 (9) | 11.0 | |
| Nov. 27, 2020, 6 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.26 ppb (4) | 13.2 μg/m3 (13) | 2.3 μg/m3 (10) | 13.0 | |
| Nov. 27, 2020, 5 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.27 ppb (4) | 19.7 μg/m3 (19) | 3.2 μg/m3 (14) | 19.0 | |
| Nov. 27, 2020, 4 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.26 ppb (4) | 14.9 μg/m3 (14) | 2.8 μg/m3 (12) | 14.0 | |
| Nov. 27, 2020, 3 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.27 ppb (4) | 19.5 μg/m3 (19) | 3.5 μg/m3 (15) | 19.0 | |
| Nov. 27, 2020, 2 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.27 ppb (4) | 14.1 μg/m3 (14) | 2.9 μg/m3 (13) | 14.0 | |
| Nov. 27, 2020, 1 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.24 ppb (3) | 13.2 μg/m3 (13) | 2.6 μg/m3 (11) | 13.0 | |
| Nov. 27, 2020, noon | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.23 ppb (3) | 15.5 μg/m3 (15) | 2.6 μg/m3 (11) | 15.0 | |
| Nov. 27, 2020, 11 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.23 ppb (3) | 14.0 μg/m3 (13) | 2.7 μg/m3 (12) | 13.0 | |
| Nov. 27, 2020, 10 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.23 ppb (3) | 16.5 μg/m3 (16) | 2.8 μg/m3 (12) | 16.0 | |
| Nov. 27, 2020, 9 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.24 ppb (3) | 14.2 μg/m3 (14) | 2.6 μg/m3 (11) | 14.0 | |
| Nov. 27, 2020, 8 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.24 ppb (3) | 15.3 μg/m3 (15) | 2.7 μg/m3 (12) | 15.0 | |
| Nov. 27, 2020, 7 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 15.8 μg/m3 (15) | 3.8 μg/m3 (16) | 16.0 | |
| Nov. 27, 2020, 6 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.27 ppb (4) | 12.6 μg/m3 (12) | 3.9 μg/m3 (17) | 17.0 | |
| Nov. 27, 2020, 5 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.27 ppb (4) | 18.3 μg/m3 (17) | 4.4 μg/m3 (19) | 19.0 | |
| Nov. 27, 2020, 4 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.27 ppb (4) | 15.2 μg/m3 (15) | 4.6 μg/m3 (20) | 20.0 | |
| Nov. 27, 2020, 3 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.29 ppb (4) | 13.6 μg/m3 (13) | 4.9 μg/m3 (21) | 21.0 | |
| Nov. 27, 2020, 2 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.28 ppb (4) | 14.0 μg/m3 (13) | 4.2 μg/m3 (18) | 18.0 | |
| Nov. 27, 2020, 1 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.28 ppb (4) | 16.8 μg/m3 (16) | 3.9 μg/m3 (17) | 17.0 | |
| Nov. 27, 2020, midnight | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.26 ppb (4) | 23.1 μg/m3 (22) | 3.6 μg/m3 (16) | 22.0 | |
| Nov. 26, 2020, 11 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 32.1 μg/m3 (30) | 4.1 μg/m3 (18) | 30.0 | |
| Nov. 26, 2020, 10 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.28 ppb (4) | 28.7 μg/m3 (27) | 3.9 μg/m3 (17) | 27.0 | |
| Nov. 26, 2020, 9 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 21.7 μg/m3 (21) | 3.1 μg/m3 (13) | 21.0 | |
| Nov. 26, 2020, 8 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.27 ppb (4) | 21.5 μg/m3 (20) | 3.6 μg/m3 (16) | 20.0 | |
| Nov. 26, 2020, 7 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 41.6 μg/m3 (39) | 4.9 μg/m3 (21) | 39.0 | |
| Nov. 26, 2020, 6 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 47.0 μg/m3 (44) | 5.3 μg/m3 (23) | 44.0 | |
| Nov. 26, 2020, 5 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 60.9 μg/m3 (54) | 5.9 μg/m3 (25) | 54.0 | |
| Nov. 26, 2020, 4 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 87.6 μg/m3 (68) | 7.6 μg/m3 (32) | 68.0 | |
| Nov. 26, 2020, 3 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.26 ppb (4) | 133.8 μg/m3 (91) | 10.4 μg/m3 (44) | 91.0 | |
| Nov. 26, 2020, 2 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.27 ppb (4) | 57.1 μg/m3 (53) | 6.5 μg/m3 (28) | 53.0 | |
| Nov. 26, 2020, 1 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.25 ppb (3) | 63.9 μg/m3 (56) | 6.9 μg/m3 (29) | 56.0 | |
| Nov. 26, 2020, noon | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.25 ppb (3) | 32.6 μg/m3 (31) | 6.2 μg/m3 (26) | 31.0 | |
| Nov. 26, 2020, 11 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.25 ppb (3) | 37.3 μg/m3 (35) | 6.0 μg/m3 (25) | 35.0 | |
| Nov. 26, 2020, 10 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.5 ppb (6) | 51.2 μg/m3 (48) | 19.1 μg/m3 (66) | 66.0 | |
| Nov. 26, 2020, 9 a.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 0.88 ppb (11) | 61.1 μg/m3 (55) | 29.3 μg/m3 (88) | 88.0 | |
| Nov. 26, 2020, 8 a.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 0.81 ppb (10) | 70.1 μg/m3 (59) | 36.2 μg/m3 (103) | 103.0 | |
| Nov. 26, 2020, 7 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 0.73 ppb (8) | 52.5 μg/m3 (49) | 22.0 μg/m3 (72) | 72.0 | |
| Nov. 26, 2020, 6 a.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.61 ppb (7) | 44.7 μg/m3 (42) | 16.6 μg/m3 (61) | 61.0 | |
| Nov. 26, 2020, 5 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 0.7 ppb (8) | 50.6 μg/m3 (47) | 22.4 μg/m3 (73) | 73.0 | |
| Nov. 26, 2020, 4 a.m. | N/A | N/A | N/A | 39.0 ppb (37) | N/A | N/A | N/A | 0.91 ppb (11) | 62.1 μg/m3 (55) | 23.2 μg/m3 (75) | 75.0 | |
| Nov. 26, 2020, 3 a.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 0.69 ppb (8) | 68.8 μg/m3 (58) | 18.3 μg/m3 (65) | 65.0 | |
| Nov. 26, 2020, 2 a.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | N/A | N/A | 0.8 ppb (10) | 74.7 μg/m3 (61) | 22.2 μg/m3 (73) | 73.0 | |
| Nov. 26, 2020, 1 a.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | N/A | N/A | 0.73 ppb (8) | 54.9 μg/m3 (51) | 14.4 μg/m3 (56) | 56.0 | |
| Nov. 26, 2020, midnight | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.4 ppb (5) | 36.9 μg/m3 (35) | 7.4 μg/m3 (31) | 35.0 | |
| Nov. 25, 2020, 11 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | N/A | N/A | 0.3 ppb (4) | 24.8 μg/m3 (23) | 6.7 μg/m3 (28) | 28.0 | |
| Nov. 25, 2020, 10 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.29 ppb (4) | 19.2 μg/m3 (18) | 5.7 μg/m3 (24) | 24.0 | |
| Nov. 25, 2020, 9 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | N/A | 0.28 ppb (4) | 22.9 μg/m3 (22) | 5.9 μg/m3 (25) | 25.0 | |
| Nov. 25, 2020, 8 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.28 ppb (4) | 26.8 μg/m3 (25) | 9.0 μg/m3 (38) | 38.0 | |
| Nov. 25, 2020, 7 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.35 ppb (4) | 30.6 μg/m3 (29) | 10.7 μg/m3 (45) | 45.0 | |
| Nov. 25, 2020, 6 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | N/A | 0.37 ppb (5) | 28.4 μg/m3 (27) | 8.9 μg/m3 (38) | 38.0 | |
| Nov. 25, 2020, 5 p.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | N/A | 0.63 ppb (7) | 59.5 μg/m3 (54) | 12.2 μg/m3 (52) | 54.0 | |
| Nov. 25, 2020, 4 p.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 0.85 ppb (10) | 84.1 μg/m3 (66) | 19.6 μg/m3 (67) | 67.0 | |
| Nov. 25, 2020, 3 p.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | N/A | N/A | 1.31 ppb (15) | 78.0 μg/m3 (63) | 23.4 μg/m3 (75) | 75.0 | |
| Nov. 25, 2020, 2 p.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 1.38 ppb (16) | 80.3 μg/m3 (64) | 29.0 μg/m3 (87) | 87.0 | |
| Nov. 25, 2020, 1 p.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 1.11 ppb (13) | 57.5 μg/m3 (53) | 23.7 μg/m3 (76) | 76.0 | |
| Nov. 25, 2020, noon | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 1.06 ppb (13) | 61.1 μg/m3 (55) | 28.6 μg/m3 (86) | 86.0 | |
| Nov. 25, 2020, 11 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 1.11 ppb (13) | 76.9 μg/m3 (62) | 41.7 μg/m3 (117) | 117.0 | |
| Nov. 25, 2020, 10 a.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | N/A | 1.33 ppb (15) | 96.1 μg/m3 (72) | 49.9 μg/m3 (137) | 137.0 | |
| Nov. 25, 2020, 9 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | N/A | 1.32 ppb (15) | 84.3 μg/m3 (66) | 43.9 μg/m3 (122) | 122.0 | |
| Nov. 25, 2020, 8 a.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | N/A | 1.21 ppb (14) | 89.6 μg/m3 (69) | 41.6 μg/m3 (117) | 117.0 | |
| Nov. 25, 2020, 7 a.m. | N/A | N/A | N/A | 35.0 ppb (34) | N/A | N/A | N/A | 1.18 ppb (14) | 73.4 μg/m3 (61) | 31.3 μg/m3 (92) | 92.0 | |
| Nov. 25, 2020, 6 a.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | N/A | 1.1 ppb (13) | 74.1 μg/m3 (61) | 32.1 μg/m3 (94) | 94.0 | |
| Nov. 25, 2020, 5 a.m. | N/A | N/A | N/A | 39.0 ppb (37) | N/A | N/A | N/A | 0.91 ppb (11) | 60.0 μg/m3 (54) | 21.2 μg/m3 (71) | 71.0 | |
| Nov. 25, 2020, 4 a.m. | N/A | N/A | N/A | 41.0 ppb (39) | N/A | N/A | N/A | 0.93 ppb (11) | 60.8 μg/m3 (54) | 20.4 μg/m3 (69) | 69.0 | |
| Nov. 25, 2020, 3 a.m. | N/A | N/A | N/A | 41.0 ppb (39) | N/A | N/A | N/A | 1.29 ppb (15) | 80.4 μg/m3 (64) | 33.2 μg/m3 (96) | 96.0 | |
| Nov. 25, 2020, 2 a.m. | N/A | N/A | N/A | 41.0 ppb (39) | N/A | N/A | N/A | N/A | 147.7 μg/m3 (97) | N/A | 97.0 | |
| Nov. 25, 2020, 1 a.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | N/A | N/A | N/A | 59.7 μg/m3 (54) | 11.6 μg/m3 (49) | 54.0 | |
| Nov. 25, 2020, midnight | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | N/A | 0.31 ppb (4) | 24.2 μg/m3 (23) | 4.4 μg/m3 (19) | 23.0 | |
| Nov. 24, 2020, 11 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.24 ppb (3) | 13.6 μg/m3 (13) | 3.0 μg/m3 (13) | 13.0 | |
| Nov. 24, 2020, 10 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.25 ppb (3) | 14.9 μg/m3 (14) | 3.2 μg/m3 (14) | 14.0 | |
| Nov. 24, 2020, 9 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.24 ppb (3) | 14.7 μg/m3 (14) | 3.0 μg/m3 (13) | 14.0 | |
| Nov. 24, 2020, 8 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | N/A | N/A | 0.24 ppb (3) | 12.9 μg/m3 (12) | 3.1 μg/m3 (13) | 13.0 | |
| Nov. 24, 2020, 7 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.25 ppb (3) | 15.8 μg/m3 (15) | 3.4 μg/m3 (15) | 15.0 | |
| Nov. 24, 2020, 6 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.29 ppb (4) | 18.5 μg/m3 (18) | 3.6 μg/m3 (16) | 18.0 | |
| Nov. 24, 2020, 5 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.28 ppb (4) | 27.9 μg/m3 (26) | 4.2 μg/m3 (18) | 26.0 | |
| Nov. 24, 2020, 4 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | N/A | N/A | 0.29 ppb (4) | 35.8 μg/m3 (34) | 5.0 μg/m3 (21) | 34.0 | |
| Nov. 24, 2020, 3 p.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | N/A | N/A | 0.32 ppb (4) | 25.2 μg/m3 (24) | 5.3 μg/m3 (23) | 24.0 | |
| Nov. 24, 2020, 2 p.m. | N/A | N/A | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.35 ppb (4) | 19.9 μg/m3 (19) | 5.2 μg/m3 (22) | 22.0 | |
| Nov. 24, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.31 ppb (4) | 14.2 μg/m3 (14) | 4.5 μg/m3 (19) | 19.0 | |
| Nov. 24, 2020, noon | N/A | N/A | N/A | 7.0 ppb (7) | N/A | N/A | N/A | 0.24 ppb (3) | 12.3 μg/m3 (12) | 3.9 μg/m3 (17) | 17.0 | |
| Nov. 24, 2020, 11 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.23 ppb (3) | 23.7 μg/m3 (22) | 4.1 μg/m3 (18) | 22.0 |