Mesquite (Valley View Dr) NV, US: 36.815897, -114.050347
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 17, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 20.8 μg/m3 (20) | 5.3 μg/m3 (23) | 61.0 | |
| May 17, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 19.2 μg/m3 (18) | 5.2 μg/m3 (22) | 58.0 | |
| May 17, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 22.0 μg/m3 (21) | 5.6 μg/m3 (24) | 51.0 | |
| May 17, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 22.6 μg/m3 (21) | 6.1 μg/m3 (26) | 58.0 | |
| May 17, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 19.7 μg/m3 (19) | 6.1 μg/m3 (26) | 51.0 | |
| May 17, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 31.1 μg/m3 (29) | 7.4 μg/m3 (31) | 38.0 | |
| May 17, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 34.7 μg/m3 (33) | 7.6 μg/m3 (32) | 33.0 | |
| May 17, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 32.4 μg/m3 (30) | 7.5 μg/m3 (32) | 32.0 | |
| May 17, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 32.8 μg/m3 (31) | 7.6 μg/m3 (32) | 32.0 | |
| May 17, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 24.6 μg/m3 (23) | 7.3 μg/m3 (31) | 31.0 | |
| May 17, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 26.2 μg/m3 (25) | 6.7 μg/m3 (28) | 31.0 | |
| May 17, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 25.9 μg/m3 (24) | 6.9 μg/m3 (29) | 35.0 | |
| May 17, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 28.3 μg/m3 (27) | 7.2 μg/m3 (31) | 31.0 | |
| May 17, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 31.9 μg/m3 (30) | 7.4 μg/m3 (31) | 35.0 | |
| May 17, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 25.9 μg/m3 (24) | 6.9 μg/m3 (29) | 38.0 | |
| May 17, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 26.7 μg/m3 (25) | 6.9 μg/m3 (29) | 39.0 | |
| May 17, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 26.3 μg/m3 (25) | 6.8 μg/m3 (29) | 49.0 | |
| May 17, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 37.6 μg/m3 (35) | 7.6 μg/m3 (32) | 51.0 | |
| May 17, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 51.5 μg/m3 (48) | 8.5 μg/m3 (36) | 51.0 | |
| May 17, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 28.7 μg/m3 (27) | 6.7 μg/m3 (28) | 61.0 | |
| May 17, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 35.0 μg/m3 (33) | 7.3 μg/m3 (31) | 61.0 | |
| May 16, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 37.0 μg/m3 (35) | 7.3 μg/m3 (31) | 61.0 | |
| May 16, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 38.3 μg/m3 (36) | 7.2 μg/m3 (31) | 58.0 | |
| May 16, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 39.4 μg/m3 (37) | 7.4 μg/m3 (31) | 55.0 | |
| May 16, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 42.4 μg/m3 (40) | 7.5 μg/m3 (32) | 51.0 | |
| May 16, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 36.4 μg/m3 (34) | 6.8 μg/m3 (29) | 50.0 | |
| May 16, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 29.2 μg/m3 (28) | 6.4 μg/m3 (27) | 49.0 | |
| May 16, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 34.1 μg/m3 (32) | 6.5 μg/m3 (28) | 48.0 | |
| May 16, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 34.2 μg/m3 (32) | 6.2 μg/m3 (26) | 46.0 | |
| May 16, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 29.5 μg/m3 (28) | 6.7 μg/m3 (28) | 44.0 | |
| May 16, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 35.0 μg/m3 (33) | 6.8 μg/m3 (29) | 40.0 | |
| May 16, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 46.1 μg/m3 (43) | 7.5 μg/m3 (32) | 43.0 | |
| May 16, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 46.4 μg/m3 (43) | 7.5 μg/m3 (32) | 43.0 | |
| May 16, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 40.9 μg/m3 (38) | 7.2 μg/m3 (31) | 38.0 | |
| May 16, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 46.1 μg/m3 (43) | 7.5 μg/m3 (32) | 43.0 | |
| May 16, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 50.6 μg/m3 (47) | 7.6 μg/m3 (32) | 47.0 | |
| May 16, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 52.1 μg/m3 (49) | 8.0 μg/m3 (34) | 49.0 | |
| May 16, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 56.2 μg/m3 (52) | 8.1 μg/m3 (34) | 52.0 | |
| May 16, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 25.6 μg/m3 (24) | 5.5 μg/m3 (23) | 50.0 | |
| May 16, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 25.5 μg/m3 (24) | 5.8 μg/m3 (25) | 55.0 | |
| May 16, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 25.4 μg/m3 (24) | 6.2 μg/m3 (26) | 58.0 | |
| May 16, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 32.3 μg/m3 (30) | 6.9 μg/m3 (29) | 58.0 | |
| May 16, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 29.5 μg/m3 (28) | 6.7 μg/m3 (28) | 58.0 | |
| May 16, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 31.8 μg/m3 (30) | 6.8 μg/m3 (29) | 65.0 | |
| May 16, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 25.5 μg/m3 (24) | 5.9 μg/m3 (25) | 71.0 | |
| May 15, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 47.0 μg/m3 (44) | 7.6 μg/m3 (32) | 71.0 | |
| May 15, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 62.9 μg/m3 (55) | 8.8 μg/m3 (37) | 71.0 | |
| May 15, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (68) | N/A | 54.0 μg/m3 (50) | 7.9 μg/m3 (33) | 68.0 | |
| May 15, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (74) | N/A | 92.1 μg/m3 (70) | 10.3 μg/m3 (43) | 74.0 | |
| May 15, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 ppb (81) | N/A | 73.9 μg/m3 (61) | 9.6 μg/m3 (40) | 81.0 | |
| May 15, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (87) | N/A | 44.5 μg/m3 (42) | 8.3 μg/m3 (35) | 87.0 | |
| May 15, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (87) | N/A | 35.1 μg/m3 (33) | 8.1 μg/m3 (34) | 87.0 | |
| May 15, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (74) | N/A | 32.2 μg/m3 (30) | 8.2 μg/m3 (35) | 74.0 | |
| May 15, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 30.5 μg/m3 (29) | 7.9 μg/m3 (33) | 51.0 | |
| May 15, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 30.9 μg/m3 (29) | 7.9 μg/m3 (33) | 34.0 | |
| May 15, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 30.6 μg/m3 (29) | 8.0 μg/m3 (34) | 42.0 | |
| May 15, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 25.5 μg/m3 (24) | 7.7 μg/m3 (33) | 50.0 | |
| May 15, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 23.4 μg/m3 (22) | 7.5 μg/m3 (32) | 65.0 | |
| May 15, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 24.6 μg/m3 (23) | 7.2 μg/m3 (31) | 78.0 | |
| May 15, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 68.0 ppb (94) | N/A | 23.3 μg/m3 (22) | 7.0 μg/m3 (30) | 94.0 | |
| May 15, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 26.4 μg/m3 (25) | 7.0 μg/m3 (30) | 78.0 | |
| May 15, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 24.2 μg/m3 (23) | 7.3 μg/m3 (31) | 78.0 | |
| May 15, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 24.6 μg/m3 (23) | 7.2 μg/m3 (31) | 78.0 | |
| May 15, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (74) | N/A | 27.7 μg/m3 (26) | 7.4 μg/m3 (31) | 74.0 | |
| May 15, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 28.1 μg/m3 (27) | 7.8 μg/m3 (33) | 33.0 | |
| May 15, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (68) | N/A | 24.1 μg/m3 (23) | 7.1 μg/m3 (30) | 68.0 | |
| May 15, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 27.2 μg/m3 (26) | 7.5 μg/m3 (32) | 78.0 | |
| May 15, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 ppb (81) | N/A | 23.0 μg/m3 (22) | 6.4 μg/m3 (27) | 81.0 | |
| May 15, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (74) | N/A | 33.4 μg/m3 (31) | 7.2 μg/m3 (31) | 74.0 | |
| May 14, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 36.6 μg/m3 (34) | 8.2 μg/m3 (35) | 65.0 | |
| May 14, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (68) | N/A | 34.0 μg/m3 (32) | 8.1 μg/m3 (34) | 68.0 | |
| May 14, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 27.7 μg/m3 (26) | 8.1 μg/m3 (34) | 61.0 | |
| May 14, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 29.9 μg/m3 (28) | 8.5 μg/m3 (36) | 58.0 | |
| May 14, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 28.7 μg/m3 (27) | 7.9 μg/m3 (33) | 51.0 | |
| May 14, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 29.1 μg/m3 (27) | 7.5 μg/m3 (32) | 45.0 | |
| May 14, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 27.0 μg/m3 (25) | 7.2 μg/m3 (31) | 44.0 | |
| May 14, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 27.8 μg/m3 (26) | 7.0 μg/m3 (30) | 36.0 | |
| May 14, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 24.3 μg/m3 (23) | 6.6 μg/m3 (28) | 34.0 | |
| May 14, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 31.7 μg/m3 (30) | 7.6 μg/m3 (32) | 32.0 | |
| May 14, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 32.4 μg/m3 (30) | 7.6 μg/m3 (32) | 32.0 | |
| May 14, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 35.5 μg/m3 (33) | 7.9 μg/m3 (33) | 33.0 | |
| May 14, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 26.8 μg/m3 (25) | 7.2 μg/m3 (31) | 31.0 | |
| May 14, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 26.9 μg/m3 (25) | 7.8 μg/m3 (33) | 33.0 | |
| May 14, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 28.6 μg/m3 (27) | 8.4 μg/m3 (36) | 36.0 | |
| May 14, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 27.4 μg/m3 (26) | 6.8 μg/m3 (29) | 30.0 | |
| May 14, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 22.3 μg/m3 (21) | 6.3 μg/m3 (27) | 32.0 | |
| May 14, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 26.6 μg/m3 (25) | 6.5 μg/m3 (28) | 28.0 | |
| May 14, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 29.5 μg/m3 (28) | 6.4 μg/m3 (27) | 28.0 | |
| May 14, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 35.8 μg/m3 (34) | 6.8 μg/m3 (29) | 34.0 | |
| May 14, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 28.2 μg/m3 (27) | 6.5 μg/m3 (28) | 35.0 | |
| May 14, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 27.3 μg/m3 (26) | 5.9 μg/m3 (25) | 44.0 | |
| May 14, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 20.4 μg/m3 (19) | 5.6 μg/m3 (24) | 50.0 | |
| May 14, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 22.0 μg/m3 (21) | 5.7 μg/m3 (24) | 50.0 | |
| May 13, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 23.5 μg/m3 (22) | 5.9 μg/m3 (25) | 49.0 | |
| May 13, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 29.9 μg/m3 (28) | 6.3 μg/m3 (27) | 50.0 | |
| May 13, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 27.8 μg/m3 (26) | 6.2 μg/m3 (26) | 49.0 | |
| May 13, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 27.2 μg/m3 (26) | 6.2 μg/m3 (26) | 50.0 | |
| May 13, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 27.1 μg/m3 (26) | 6.2 μg/m3 (26) | 55.0 | |
| May 13, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 28.4 μg/m3 (27) | 6.0 μg/m3 (25) | 51.0 | |
| May 13, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | N/A | N/A | 48.0 | |
| May 13, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | N/A | N/A | 40.0 | |
| May 13, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 40.7 μg/m3 (38) | 7.1 μg/m3 (30) | 38.0 | |
| May 13, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 40.8 μg/m3 (38) | 7.8 μg/m3 (33) | 38.0 | |
| May 13, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 66.9 μg/m3 (57) | 9.8 μg/m3 (41) | 57.0 | |
| May 13, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 30.9 μg/m3 (29) | 6.0 μg/m3 (25) | 29.0 | |
| May 13, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 19.8 μg/m3 (19) | 5.2 μg/m3 (22) | 27.0 | |
| May 13, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 26.7 μg/m3 (25) | 5.5 μg/m3 (23) | 28.0 | |
| May 13, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 28.2 μg/m3 (27) | 5.8 μg/m3 (25) | 27.0 | |
| May 13, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 31.2 μg/m3 (29) | 6.0 μg/m3 (25) | 29.0 | |
| May 13, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 27.3 μg/m3 (26) | 5.7 μg/m3 (24) | 28.0 | |
| May 13, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 28.8 μg/m3 (27) | 6.0 μg/m3 (25) | 30.0 | |
| May 13, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 41.9 μg/m3 (39) | 6.6 μg/m3 (28) | 39.0 | |
| May 13, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 51.1 μg/m3 (48) | 7.4 μg/m3 (31) | 48.0 | |
| May 13, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 35.9 μg/m3 (34) | 6.4 μg/m3 (27) | 34.0 | |
| May 13, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 23.5 μg/m3 (22) | 5.2 μg/m3 (22) | 47.0 | |
| May 13, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 19.6 μg/m3 (19) | 4.9 μg/m3 (21) | 58.0 | |
| May 13, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (68) | N/A | 21.8 μg/m3 (21) | 4.9 μg/m3 (21) | 68.0 | |
| May 12, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (68) | N/A | 19.1 μg/m3 (18) | 5.0 μg/m3 (21) | 68.0 | |
| May 12, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (74) | N/A | 16.9 μg/m3 (16) | 5.0 μg/m3 (21) | 74.0 | |
| May 12, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 18.6 μg/m3 (18) | 5.1 μg/m3 (22) | 61.0 | |
| May 12, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 19.6 μg/m3 (19) | 5.5 μg/m3 (23) | 78.0 | |
| May 12, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | N/A | N/A | 78.0 | |
| May 12, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 22.8 μg/m3 (22) | 5.3 μg/m3 (23) | 58.0 | |
| May 12, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 22.2 μg/m3 (21) | 5.0 μg/m3 (21) | 51.0 | |
| May 12, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 20.9 μg/m3 (20) | 4.9 μg/m3 (21) | 48.0 | |
| May 12, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 23.9 μg/m3 (23) | 5.0 μg/m3 (21) | 41.0 | |
| May 12, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 41.3 μg/m3 (39) | 6.0 μg/m3 (25) | 39.0 | |
| May 12, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 23.7 μg/m3 (22) | 5.1 μg/m3 (22) | 33.0 | |
| May 12, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 25.5 μg/m3 (24) | 5.1 μg/m3 (22) | 33.0 | |
| May 12, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 18.7 μg/m3 (18) | 4.6 μg/m3 (20) | 29.0 | |
| May 12, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 16.8 μg/m3 (16) | 4.3 μg/m3 (18) | 33.0 | |
| May 12, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 15.8 μg/m3 (15) | 4.2 μg/m3 (18) | 34.0 | |
| May 12, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 15.3 μg/m3 (15) | 4.0 μg/m3 (17) | 38.0 | |
| May 12, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 22.3 μg/m3 (21) | 5.1 μg/m3 (22) | 30.0 | |
| May 12, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 21.8 μg/m3 (21) | 5.1 μg/m3 (22) | 38.0 | |
| May 12, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 24.8 μg/m3 (23) | 5.3 μg/m3 (23) | 43.0 | |
| May 12, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 36.1 μg/m3 (34) | 6.2 μg/m3 (26) | 40.0 | |
| May 12, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 48.5 μg/m3 (45) | 7.1 μg/m3 (30) | 45.0 | |
| May 12, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 14.5 μg/m3 (14) | 4.3 μg/m3 (18) | 71.0 | |
| May 12, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 13.4 μg/m3 (13) | 4.2 μg/m3 (18) | 78.0 | |
| May 12, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (87) | N/A | 15.1 μg/m3 (14) | 4.8 μg/m3 (20) | 87.0 | |
| May 11, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (87) | N/A | 13.6 μg/m3 (13) | 4.6 μg/m3 (20) | 87.0 | |
| May 11, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 11.6 μg/m3 (11) | 4.0 μg/m3 (17) | 78.0 | |
| May 11, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 11.7 μg/m3 (11) | 3.5 μg/m3 (15) | 61.0 | |
| May 11, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 12.7 μg/m3 (12) | 3.2 μg/m3 (14) | 51.0 | |
| May 11, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 11.5 μg/m3 (11) | 3.0 μg/m3 (13) | 50.0 | |
| May 11, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 13.1 μg/m3 (13) | 3.0 μg/m3 (13) | 48.0 | |
| May 11, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 13.4 μg/m3 (13) | 3.0 μg/m3 (13) | 45.0 | |
| May 11, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 13.7 μg/m3 (13) | 3.1 μg/m3 (13) | 42.0 | |
| May 11, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 19.8 μg/m3 (19) | 3.3 μg/m3 (14) | 39.0 | |
| May 11, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 14.5 μg/m3 (14) | 3.1 μg/m3 (13) | 38.0 | |
| May 11, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 11.2 μg/m3 (11) | 2.8 μg/m3 (12) | 35.0 | |
| May 11, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 14.7 μg/m3 (14) | 2.8 μg/m3 (12) | 34.0 | |
| May 11, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 12.2 μg/m3 (12) | 2.8 μg/m3 (12) | 37.0 | |
| May 11, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 11.4 μg/m3 (11) | 2.7 μg/m3 (12) | 40.0 | |
| May 11, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 11.0 μg/m3 (11) | 2.8 μg/m3 (12) | 41.0 | |
| May 11, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 12.7 μg/m3 (12) | 3.0 μg/m3 (13) | 13.0 | |
| May 11, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 14.6 μg/m3 (14) | 3.3 μg/m3 (14) | 43.0 | |
| May 11, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 18.1 μg/m3 (17) | 3.5 μg/m3 (15) | 40.0 | |
| May 11, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 16.6 μg/m3 (16) | 3.7 μg/m3 (16) | 41.0 | |
| May 11, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 14.0 μg/m3 (13) | 3.4 μg/m3 (15) | 38.0 | |
| May 11, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 16.5 μg/m3 (16) | 3.5 μg/m3 (15) | 39.0 | |
| May 11, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 15.8 μg/m3 (15) | 4.0 μg/m3 (17) | 39.0 | |
| May 11, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 14.6 μg/m3 (14) | 4.0 μg/m3 (17) | 46.0 | |
| May 11, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 16.3 μg/m3 (16) | 4.1 μg/m3 (18) | 45.0 | |
| May 10, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 16.4 μg/m3 (16) | 4.0 μg/m3 (17) | 43.0 | |
| May 10, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 15.7 μg/m3 (15) | 3.8 μg/m3 (16) | 42.0 | |
| May 10, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 13.4 μg/m3 (13) | 3.8 μg/m3 (16) | 41.0 |