Yuma (Arc Center) AZ, US: 32.690277, -114.614441
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 26, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 19.0 μg/m3 (18) | 2.0 μg/m3 (9) | 38.0 | |
| May 26, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 16.0 μg/m3 (15) | N/A | 37.0 | |
| May 26, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 16.0 μg/m3 (15) | 2.0 μg/m3 (9) | 37.0 | |
| May 26, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 27.0 μg/m3 (25) | N/A | 37.0 | |
| May 26, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 27.0 μg/m3 (25) | 2.0 μg/m3 (9) | 37.0 | |
| May 26, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 25.0 μg/m3 (24) | N/A | 35.0 | |
| May 26, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 25.0 μg/m3 (24) | 7.0 μg/m3 (30) | 35.0 | |
| May 26, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 25.0 μg/m3 (24) | 7.0 μg/m3 (30) | 34.0 | |
| May 26, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 25.0 μg/m3 (24) | 7.0 μg/m3 (30) | 34.0 | |
| May 26, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 57.0 μg/m3 (52) | 7.0 μg/m3 (30) | 52.0 | |
| May 26, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 22.0 μg/m3 (21) | 7.0 μg/m3 (30) | 30.0 | |
| May 26, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 22.0 μg/m3 (21) | 7.0 μg/m3 (30) | 30.0 | |
| May 26, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 20.0 μg/m3 (19) | 6.0 μg/m3 (25) | 32.0 | |
| May 26, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 25.0 μg/m3 (24) | 7.0 μg/m3 (30) | 33.0 | |
| May 26, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (26) | 5.0 μg/m3 (21) | 26.0 | |
| May 26, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 31.0 μg/m3 (29) | 8.0 μg/m3 (34) | 50.0 | |
| May 25, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 18.0 μg/m3 (17) | 9.0 μg/m3 (38) | 50.0 | |
| May 25, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 18.0 μg/m3 (17) | 9.0 μg/m3 (38) | 50.0 | |
| May 25, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 18.0 μg/m3 (17) | 9.0 μg/m3 (38) | 50.0 | |
| May 25, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 20.0 μg/m3 (19) | 11.0 μg/m3 (46) | 50.0 | |
| May 25, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 48.0 μg/m3 (45) | 8.0 μg/m3 (34) | 47.0 | |
| May 25, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 48.0 μg/m3 (45) | 8.0 μg/m3 (34) | 47.0 | |
| May 25, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 18.0 μg/m3 (17) | N/A | 43.0 | |
| May 25, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 18.0 μg/m3 (17) | 7.0 μg/m3 (30) | 43.0 | |
| May 25, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 23.0 μg/m3 (22) | 3.0 μg/m3 (13) | 40.0 | |
| May 25, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 23.0 μg/m3 (22) | 3.0 μg/m3 (13) | 40.0 | |
| May 25, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 35.0 μg/m3 (33) | 17.0 μg/m3 (62) | 62.0 | |
| May 25, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 35.0 μg/m3 (33) | 17.0 μg/m3 (62) | 62.0 | |
| May 25, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 23.0 μg/m3 (22) | 6.0 μg/m3 (25) | 48.0 | |
| May 25, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 19.0 μg/m3 (18) | 4.0 μg/m3 (17) | 46.0 | |
| May 25, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 12.0 μg/m3 (12) | 3.0 μg/m3 (13) | 38.0 | |
| May 25, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 13.0 μg/m3 (13) | 4.0 μg/m3 (17) | 27.0 | |
| May 25, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 18.0 μg/m3 (17) | 8.0 μg/m3 (34) | 34.0 | |
| May 25, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 22.0 μg/m3 (21) | 6.0 μg/m3 (25) | 30.0 | |
| May 25, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 33.0 μg/m3 (31) | 1.0 μg/m3 (5) | 49.0 | |
| May 25, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 36.0 μg/m3 (34) | 5.0 μg/m3 (21) | 55.0 | |
| May 24, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 28.0 μg/m3 (26) | 4.0 μg/m3 (17) | 48.0 | |
| May 24, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 23.0 μg/m3 (22) | 5.0 μg/m3 (21) | 49.0 | |
| May 24, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 18.0 μg/m3 (17) | 10.0 μg/m3 (42) | 51.0 | |
| May 24, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 25.0 μg/m3 (24) | 14.0 μg/m3 (55) | 55.0 | |
| May 24, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 19.0 μg/m3 (18) | 6.0 μg/m3 (25) | 42.0 | |
| May 24, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 29.0 μg/m3 (27) | 8.0 μg/m3 (34) | 38.0 | |
| May 24, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 69.0 μg/m3 (58) | 12.0 μg/m3 (50) | 58.0 | |
| May 24, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 232.0 μg/m3 (140) | 29.0 μg/m3 (87) | 140.0 | |
| May 24, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 67.0 μg/m3 (57) | 14.0 μg/m3 (55) | 57.0 | |
| May 24, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 33.0 μg/m3 (31) | 5.0 μg/m3 (21) | 31.0 | |
| May 24, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 7.0 μg/m3 (7) | 2.0 μg/m3 (9) | 36.0 | |
| May 24, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 7.0 μg/m3 (7) | 4.0 μg/m3 (17) | 38.0 | |
| May 24, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 8.0 μg/m3 (8) | 7.0 μg/m3 (30) | 38.0 | |
| May 24, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 11.0 μg/m3 (11) | 8.0 μg/m3 (34) | 34.0 | |
| May 24, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 13.0 μg/m3 (13) | 6.0 μg/m3 (25) | 38.0 | |
| May 24, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 13.0 μg/m3 (13) | 6.0 μg/m3 (25) | 38.0 | |
| May 24, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 13.0 μg/m3 (13) | 3.0 μg/m3 (13) | 38.0 | |
| May 24, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 13.0 μg/m3 (13) | 3.0 μg/m3 (13) | 38.0 | |
| May 24, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 20.0 μg/m3 (19) | 6.0 μg/m3 (25) | 37.0 | |
| May 24, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 20.0 μg/m3 (19) | 6.0 μg/m3 (25) | 37.0 | |
| May 24, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 35.0 μg/m3 (33) | 4.0 μg/m3 (17) | 37.0 | |
| May 24, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 35.0 μg/m3 (33) | 4.0 μg/m3 (17) | 37.0 | |
| May 24, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 34.0 μg/m3 (32) | 0.0 μg/m3 (0) | 41.0 | |
| May 24, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 34.0 μg/m3 (32) | 0.0 μg/m3 (0) | 41.0 | |
| May 24, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 27.0 μg/m3 (25) | 1.0 μg/m3 (5) | 47.0 | |
| May 24, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 27.0 μg/m3 (25) | 1.0 μg/m3 (5) | 47.0 | |
| May 23, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 13.0 μg/m3 (13) | 4.0 μg/m3 (17) | 49.0 | |
| May 23, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 13.0 μg/m3 (13) | 4.0 μg/m3 (17) | 49.0 | |
| May 23, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 22.0 μg/m3 (21) | 5.0 μg/m3 (21) | 50.0 | |
| May 23, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 48.0 | |
| May 23, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 17.0 μg/m3 (16) | 8.0 μg/m3 (34) | 45.0 | |
| May 23, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 31.0 μg/m3 (29) | N/A | 38.0 | |
| May 23, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 79.0 μg/m3 (63) | 8.0 μg/m3 (34) | 63.0 | |
| May 23, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (18) | N/A | 18.0 | |
| May 23, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 13.0 μg/m3 (13) | 6.0 μg/m3 (25) | 35.0 | |
| May 23, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 13.0 μg/m3 (13) | 6.0 μg/m3 (25) | 35.0 | |
| May 23, 2022, 9 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) | 4.0 μg/m3 (17) | 38.0 | |
| May 23, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (16) | 4.0 μg/m3 (17) | 17.0 | |
| May 23, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (16) | 3.0 μg/m3 (13) | 16.0 | |
| May 23, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (8) | -1.0 μg/m3 (0) | 8.0 | |
| May 23, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (9) | -2.0 μg/m3 (0) | 9.0 | |
| May 22, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (13) | 2.0 μg/m3 (9) | 13.0 | |
| May 22, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (7) | 0.0 μg/m3 (0) | 7.0 | |
| May 22, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (7) | 2.0 μg/m3 (9) | 9.0 | |
| May 22, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (11) | 3.0 μg/m3 (13) | 13.0 | |
| May 22, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 23.0 μg/m3 (22) | 6.0 μg/m3 (25) | 50.0 | |
| May 22, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
| May 22, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (11) | 8.0 μg/m3 (34) | 34.0 | |
| May 22, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (9) | 13.0 μg/m3 (53) | 53.0 | |
| May 22, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (18) | 5.0 μg/m3 (21) | 21.0 | |
| May 22, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (11) | N/A | 11.0 | |
| May 22, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (11) | 5.0 μg/m3 (21) | 21.0 | |
| May 22, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 μg/m3 (15) | 5.0 μg/m3 (21) | 21.0 | |
| May 22, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (13) | 0.0 μg/m3 (0) | 13.0 | |
| May 22, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 0.0 μg/m3 (0) | 13.0 | |
| May 22, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (21) | 3.0 μg/m3 (13) | 21.0 | |
| May 22, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 12.0 μg/m3 (12) | 7.0 μg/m3 (30) | 38.0 | |
| May 22, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 12.0 μg/m3 (12) | 11.0 μg/m3 (46) | 46.0 | |
| May 22, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 14.0 μg/m3 (13) | 21.0 μg/m3 (70) | 70.0 | |
| May 22, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 17.0 μg/m3 (16) | 4.0 μg/m3 (17) | 44.0 | |
| May 22, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 μg/m3 (52) | 5.0 μg/m3 (21) | 52.0 | |
| May 22, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 μg/m3 (19) | 5.0 μg/m3 (21) | 21.0 | |
| May 22, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 μg/m3 (42) | 5.0 μg/m3 (21) | 42.0 | |
| May 21, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 23.0 μg/m3 (22) | 6.0 μg/m3 (25) | 45.0 | |
| May 21, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 29.0 μg/m3 (27) | 7.0 μg/m3 (30) | 44.0 | |
| May 21, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 23.0 μg/m3 (22) | 7.0 μg/m3 (30) | 46.0 | |
| May 21, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 27.0 μg/m3 (25) | 2.0 μg/m3 (9) | 43.0 | |
| May 21, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 22.0 μg/m3 (21) | 4.0 μg/m3 (17) | 41.0 | |
| May 21, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 22.0 μg/m3 (21) | 7.0 μg/m3 (30) | 40.0 | |
| May 21, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 62.0 μg/m3 (55) | 7.0 μg/m3 (30) | 55.0 | |
| May 21, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 25.0 μg/m3 (24) | 5.0 μg/m3 (21) | 38.0 | |
| May 21, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 27.0 μg/m3 (25) | 6.0 μg/m3 (25) | 38.0 | |
| May 21, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 25.0 μg/m3 (24) | 7.0 μg/m3 (30) | 37.0 | |
| May 21, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 27.0 μg/m3 (25) | 4.0 μg/m3 (17) | 36.0 | |
| May 21, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 27.0 μg/m3 (25) | 4.0 μg/m3 (17) | 36.0 | |
| May 21, 2022, noon | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 23.0 μg/m3 (22) | 4.0 μg/m3 (17) | 35.0 | |
| May 21, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 24.0 μg/m3 (23) | 9.0 μg/m3 (38) | 38.0 | |
| May 21, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 29.0 μg/m3 (27) | 11.0 μg/m3 (46) | 46.0 | |
| May 21, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 36.0 μg/m3 (34) | 11.0 μg/m3 (46) | 46.0 | |
| May 21, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 62.0 μg/m3 (55) | 13.0 μg/m3 (53) | 55.0 | |
| May 21, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 95.0 μg/m3 (71) | 17.0 μg/m3 (62) | 71.0 | |
| May 21, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 133.0 μg/m3 (90) | 29.0 μg/m3 (87) | 90.0 | |
| May 21, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 205.0 μg/m3 (126) | 37.0 μg/m3 (105) | 126.0 | |
| May 21, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 335.0 μg/m3 (191) | 47.0 μg/m3 (130) | 191.0 | |
| May 20, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 401.0 μg/m3 (267) | 50.0 μg/m3 (137) | 267.0 | |
| May 20, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 345.0 μg/m3 (196) | 48.0 μg/m3 (132) | 196.0 | |
| May 20, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 206.0 μg/m3 (127) | 33.0 μg/m3 (95) | 127.0 | |
| May 20, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 96.0 μg/m3 (72) | 22.0 μg/m3 (72) | 72.0 | |
| May 20, 2022, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 84.0 μg/m3 (66) | 19.0 μg/m3 (66) | 66.0 | |
| May 20, 2022, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 164.0 μg/m3 (106) | 16.0 μg/m3 (60) | 106.0 | |
| May 20, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 90.0 μg/m3 (69) | 19.0 μg/m3 (66) | 69.0 | |
| May 20, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 74.0 μg/m3 (61) | 17.0 μg/m3 (62) | 62.0 | |
| May 20, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 99.0 μg/m3 (73) | 11.0 μg/m3 (46) | 73.0 | |
| May 20, 2022, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 28.0 μg/m3 (26) | 10.0 μg/m3 (42) | 42.0 | |
| May 20, 2022, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 22.0 μg/m3 (21) | 6.0 μg/m3 (25) | 40.0 | |
| May 20, 2022, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 ppb (40) | N/A | 24.0 μg/m3 (23) | 10.0 μg/m3 (42) | 42.0 | |
| May 20, 2022, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 30.0 μg/m3 (28) | 8.0 μg/m3 (34) | 42.0 | |
| May 20, 2022, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 34.0 μg/m3 (32) | 6.0 μg/m3 (25) | 45.0 | |
| May 20, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 35.0 μg/m3 (33) | 6.0 μg/m3 (25) | 48.0 | |
| May 20, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 84.0 μg/m3 (66) | 2.0 μg/m3 (9) | 66.0 | |
| May 20, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 25.0 μg/m3 (24) | 5.0 μg/m3 (21) | 47.0 | |
| May 20, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 18.0 μg/m3 (17) | 8.0 μg/m3 (34) | 45.0 | |
| May 20, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 19.0 μg/m3 (18) | 6.0 μg/m3 (25) | 44.0 | |
| May 20, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 40.0 μg/m3 (38) | 17.0 μg/m3 (62) | 62.0 | |
| May 20, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 80.0 μg/m3 (64) | 24.0 μg/m3 (77) | 77.0 | |
| May 20, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 80.0 μg/m3 (64) | 24.0 μg/m3 (77) | 77.0 | |
| May 20, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 53.0 μg/m3 (50) | 19.0 μg/m3 (66) | 66.0 | |
| May 20, 2022, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 53.0 μg/m3 (50) | 19.0 μg/m3 (66) | 66.0 | |
| May 19, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 30.0 μg/m3 (28) | 28.0 μg/m3 (85) | 85.0 | |
| May 19, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 14.0 μg/m3 (13) | 8.0 μg/m3 (34) | 48.0 | |
| May 19, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 18.0 μg/m3 (17) | 5.0 μg/m3 (21) | 48.0 | |
| May 19, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 23.0 μg/m3 (22) | 5.0 μg/m3 (21) | 48.0 | |
| May 19, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 27.0 μg/m3 (25) | 7.0 μg/m3 (30) | 50.0 | |
| May 19, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 27.0 μg/m3 (25) | 7.0 μg/m3 (30) | 50.0 | |
| May 19, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 129.0 μg/m3 (88) | 5.0 μg/m3 (21) | 88.0 | |
| May 19, 2022, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 64.0 μg/m3 (56) | 8.0 μg/m3 (34) | 56.0 | |
| May 19, 2022, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 9.0 μg/m3 (9) | 2.0 μg/m3 (9) | 38.0 | |
| May 19, 2022, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 12.0 μg/m3 (12) | 4.0 μg/m3 (17) | 39.0 | |
| May 19, 2022, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 46.0 μg/m3 (43) | 4.0 μg/m3 (17) | 43.0 | |
| May 19, 2022, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 19.0 μg/m3 (18) | 3.0 μg/m3 (13) | 45.0 | |
| May 19, 2022, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 20.0 μg/m3 (19) | 2.0 μg/m3 (9) | 49.0 | |
| May 19, 2022, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 210.0 μg/m3 (129) | 3.0 μg/m3 (13) | 129.0 | |
| May 18, 2022, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 20.0 μg/m3 (19) | 8.0 μg/m3 (34) | 47.0 | |
| May 18, 2022, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 39.0 μg/m3 (37) | 6.0 μg/m3 (25) | 47.0 | |
| May 18, 2022, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 27.0 μg/m3 (25) | 1.0 μg/m3 (5) | 48.0 | |
| May 18, 2022, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 27.0 μg/m3 (25) | 3.0 μg/m3 (13) | 50.0 | |
| May 18, 2022, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 18.0 μg/m3 (17) | 3.0 μg/m3 (13) | 47.0 | |
| May 18, 2022, 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) | 6.0 μg/m3 (25) | 44.0 | |
| May 18, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 31.0 μg/m3 (29) | 11.0 μg/m3 (46) | 46.0 | |
| May 18, 2022, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 31.0 μg/m3 (29) | 11.0 μg/m3 (46) | 46.0 | |
| May 18, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 33.0 μg/m3 (31) | 10.0 μg/m3 (42) | 42.0 | |
| May 18, 2022, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 33.0 μg/m3 (31) | 10.0 μg/m3 (42) | 42.0 |