Maricopa (W Carefree Place) AZ, US: 32.884761, -112.03705
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| June 1, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 88.0 μg/m3 (66) | 8.0 μg/m3 (33) | 66.0 | |
| June 1, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 19.0 μg/m3 (65) | 65.0 | |
| June 1, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 279.0 μg/m3 (162) | 45.0 μg/m3 (124) | 162.0 | |
| June 1, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 561.0 μg/m3 (456) | 88.0 μg/m3 (167) | 456.0 | |
| June 1, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 345.0 μg/m3 (195) | 56.0 μg/m3 (150) | 195.0 | |
| June 1, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 178.0 μg/m3 (112) | 28.0 μg/m3 (84) | 112.0 | |
| June 1, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 8.0 μg/m3 (33) | 33.0 | |
| June 1, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 154.0 μg/m3 (100) | 18.0 μg/m3 (63) | 100.0 | |
| June 1, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 μg/m3 (54) | 16.0 μg/m3 (59) | 59.0 | |
| June 1, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 μg/m3 (41) | 12.0 μg/m3 (50) | 50.0 | |
| June 1, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 6.0 μg/m3 (25) | 25.0 | |
| June 1, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 8.0 μg/m3 (33) | 33.0 | |
| June 1, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 5.0 μg/m3 (21) | 21.0 | |
| June 1, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 9.0 μg/m3 (38) | 38.0 | |
| June 1, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 μg/m3 (42) | 8.0 μg/m3 (33) | 42.0 | |
| June 1, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 μg/m3 (42) | 6.0 μg/m3 (25) | 42.0 | |
| June 1, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 μg/m3 (47) | 6.0 μg/m3 (25) | 47.0 | |
| May 31, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 6.0 μg/m3 (25) | 33.0 | |
| May 31, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (38) | 38.0 | |
| May 31, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 μg/m3 (44) | 9.0 μg/m3 (38) | 44.0 | |
| May 31, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 μg/m3 (24) | 14.0 μg/m3 (54) | 54.0 | |
| May 31, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 μg/m3 (49) | 15.0 μg/m3 (56) | 56.0 | |
| May 31, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 μg/m3 (49) | 11.0 μg/m3 (46) | 49.0 | |
| May 31, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 19.0 μg/m3 (65) | 65.0 | |
| May 31, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 96.0 μg/m3 (70) | 10.0 μg/m3 (42) | 70.0 | |
| May 31, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 μg/m3 (53) | 17.0 μg/m3 (61) | 61.0 | |
| May 31, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 196.0 μg/m3 (120) | 42.0 μg/m3 (116) | 120.0 | |
| May 31, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 752.0 μg/m3 (647) | N/A | 647.0 | |
| May 31, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 104.0 μg/m3 (74) | 11.0 μg/m3 (46) | 74.0 | |
| May 31, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 μg/m3 (2) | 9.0 μg/m3 (38) | 38.0 | |
| May 31, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (63) | 63.0 | |
| May 31, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 178.0 μg/m3 (112) | 19.0 μg/m3 (65) | 112.0 | |
| May 31, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 312.0 μg/m3 (178) | 34.0 μg/m3 (97) | 178.0 | |
| May 31, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 137.0 μg/m3 (91) | 12.0 μg/m3 (50) | 91.0 | |
| May 31, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 359.0 μg/m3 (206) | 68.0 μg/m3 (157) | 206.0 | |
| May 31, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 μg/m3 (3) | 10.0 μg/m3 (42) | 42.0 | |
| May 31, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 142.0 μg/m3 (94) | 19.0 μg/m3 (65) | 94.0 | |
| May 31, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 220.0 μg/m3 (132) | 25.0 μg/m3 (78) | 132.0 | |
| May 31, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 245.0 μg/m3 (145) | 31.0 μg/m3 (90) | 145.0 | |
| May 31, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1332.0 μg/m3 (1227) | N/A | 1227.0 | |
| May 31, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 65.0 μg/m3 (55) | 8.0 μg/m3 (33) | 55.0 | |
| May 30, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 96.0 μg/m3 (70) | 14.0 μg/m3 (54) | 70.0 | |
| May 30, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 12.0 μg/m3 (50) | 50.0 | |
| May 30, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 μg/m3 (51) | 6.0 μg/m3 (25) | 51.0 | |
| May 30, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 7.0 μg/m3 (29) | 29.0 | |
| May 30, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 μg/m3 (50) | 14.0 μg/m3 (54) | 54.0 | |
| May 30, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 80.0 μg/m3 (62) | 14.0 μg/m3 (54) | 62.0 | |
| May 30, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 88.0 μg/m3 (66) | 14.0 μg/m3 (54) | 66.0 | |
| May 30, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 107.0 μg/m3 (76) | 19.0 μg/m3 (65) | 76.0 | |
| May 30, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 73.0 μg/m3 (59) | 10.0 μg/m3 (42) | 59.0 | |
| May 30, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 μg/m3 (45) | 4.0 μg/m3 (17) | 45.0 | |
| May 30, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 69.0 μg/m3 (57) | 21.0 μg/m3 (69) | 69.0 | |
| May 30, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 458.0 μg/m3 (341) | 76.0 μg/m3 (161) | 341.0 | |
| May 30, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 309.0 μg/m3 (177) | 42.0 μg/m3 (116) | 177.0 | |
| May 30, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 118.0 μg/m3 (82) | 12.0 μg/m3 (50) | 82.0 | |
| May 30, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 μg/m3 (43) | 6.0 μg/m3 (25) | 43.0 | |
| May 30, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | 10.0 μg/m3 (42) | 42.0 | |
| May 30, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 442.0 μg/m3 (321) | 76.0 μg/m3 (161) | 321.0 | |
| May 30, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 139.0 μg/m3 (92) | 7.0 μg/m3 (29) | 92.0 | |
| May 30, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 140.0 μg/m3 (92) | 30.0 μg/m3 (88) | 92.0 | |
| May 30, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 510.0 μg/m3 (405) | N/A | 405.0 | |
| May 30, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 9.0 μg/m3 (38) | 40.0 | |
| May 30, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | -3.0 μg/m3 (0) | 8.0 μg/m3 (33) | 33.0 | |
| May 30, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 74.0 μg/m3 (60) | 8.0 μg/m3 (33) | 60.0 | |
| May 30, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 83.0 μg/m3 (64) | 17.0 μg/m3 (61) | 64.0 | |
| May 29, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 μg/m3 (50) | 7.0 μg/m3 (29) | 50.0 | |
| May 29, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (35) | 9.0 μg/m3 (38) | 38.0 | |
| May 29, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.0 μg/m3 (0) | 15.0 μg/m3 (56) | 56.0 | |
| May 29, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 16.0 μg/m3 (59) | 59.0 | |
| May 29, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 μg/m3 (48) | 13.0 μg/m3 (52) | 52.0 | |
| May 29, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 73.0 μg/m3 (59) | 19.0 μg/m3 (65) | 65.0 | |
| May 29, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 77.0 μg/m3 (61) | 18.0 μg/m3 (63) | 63.0 | |
| May 29, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 83.0 μg/m3 (64) | 20.0 μg/m3 (67) | 67.0 | |
| May 29, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 332.0 μg/m3 (188) | 32.0 μg/m3 (93) | 188.0 | |
| May 29, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 346.0 μg/m3 (196) | 23.0 μg/m3 (73) | 196.0 | |
| May 29, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 746.0 μg/m3 (641) | N/A | 641.0 | |
| May 29, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 μg/m3 (29) | 7.0 μg/m3 (29) | 29.0 | |
| May 29, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 8.0 μg/m3 (33) | 33.0 | |
| May 29, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 13.0 μg/m3 (52) | 52.0 | |
| May 29, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 122.0 μg/m3 (84) | 15.0 μg/m3 (56) | 84.0 | |
| May 29, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 416.0 μg/m3 (287) | N/A | 287.0 | |
| May 29, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 5.0 μg/m3 (21) | 21.0 | |
| May 29, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | 6.0 μg/m3 (25) | 25.0 | |
| May 29, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 5.0 μg/m3 (21) | 33.0 | |
| May 29, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 7.0 μg/m3 (29) | 29.0 | |
| May 29, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 10.0 μg/m3 (42) | 42.0 | |
| May 29, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 μg/m3 (33) | 7.0 μg/m3 (29) | 33.0 | |
| May 29, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 μg/m3 (19) | 9.0 μg/m3 (38) | 38.0 | |
| May 29, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 μg/m3 (37) | 5.0 μg/m3 (21) | 37.0 | |
| May 28, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 5.0 μg/m3 (21) | 32.0 | |
| May 28, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 μg/m3 (27) | 6.0 μg/m3 (25) | 27.0 | |
| May 28, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 μg/m3 (40) | 16.0 μg/m3 (59) | 59.0 | |
| May 28, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 μg/m3 (4) | 6.0 μg/m3 (25) | 25.0 | |
| May 28, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 7.0 μg/m3 (29) | 29.0 | |
| May 28, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 10.0 μg/m3 (42) | 42.0 | |
| May 28, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| May 28, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 73.0 μg/m3 (59) | 22.0 μg/m3 (71) | 71.0 | |
| May 28, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 224.0 μg/m3 (134) | 17.0 μg/m3 (61) | 134.0 | |
| May 28, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 μg/m3 (41) | 11.0 μg/m3 (46) | 46.0 | |
| May 28, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (35) | 10.0 μg/m3 (42) | 42.0 | |
| May 28, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 μg/m3 (36) | 11.0 μg/m3 (46) | 46.0 | |
| May 28, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 μg/m3 (6) | 15.0 μg/m3 (56) | 56.0 | |
| May 28, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 247.0 μg/m3 (146) | 26.0 μg/m3 (80) | 146.0 | |
| May 28, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 137.0 μg/m3 (91) | 13.0 μg/m3 (52) | 91.0 | |
| May 28, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (10) | 5.0 μg/m3 (21) | 21.0 | |
| May 28, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (8) | 7.0 μg/m3 (29) | 29.0 | |
| May 28, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 3.0 μg/m3 (12) | 17.0 | |
| May 28, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 μg/m3 (45) | 3.0 μg/m3 (12) | 45.0 | |
| May 28, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (23) | 3.0 μg/m3 (12) | 23.0 | |
| May 28, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 12.0 | |
| May 28, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 3.0 μg/m3 (12) | 13.0 | |
| May 28, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 μg/m3 (32) | 5.0 μg/m3 (21) | 32.0 | |
| May 28, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 μg/m3 (13) | 6.0 μg/m3 (25) | 25.0 | |
| May 27, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | 6.0 μg/m3 (25) | 25.0 | |
| May 27, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | 3.0 μg/m3 (12) | 12.0 | |
| May 27, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 μg/m3 (15) | 3.0 μg/m3 (12) | 15.0 | |
| May 27, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | -2.0 μg/m3 (0) | 4.0 μg/m3 (17) | 17.0 | |
| May 27, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | 7.0 μg/m3 (29) | 29.0 | |
| May 27, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 μg/m3 (36) | 10.0 μg/m3 (42) | 42.0 | |
| May 27, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 μg/m3 (54) | 11.0 μg/m3 (46) | 54.0 | |
| May 27, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 72.0 μg/m3 (58) | 15.0 μg/m3 (56) | 58.0 | |
| May 27, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 285.0 μg/m3 (165) | 24.0 μg/m3 (76) | 165.0 | |
| May 27, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 312.0 μg/m3 (178) | 25.0 μg/m3 (78) | 178.0 | |
| May 27, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 9.0 μg/m3 (38) | 38.0 | |
| May 27, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 μg/m3 (43) | 10.0 μg/m3 (42) | 43.0 | |
| May 27, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 6.0 μg/m3 (25) | 25.0 | |
| May 27, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 μg/m3 (26) | 10.0 μg/m3 (42) | 42.0 | |
| May 27, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 240.0 μg/m3 (142) | 37.0 μg/m3 (104) | 142.0 | |
| May 27, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 404.0 μg/m3 (270) | 45.0 μg/m3 (124) | 270.0 | |
| May 27, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 371.0 μg/m3 (223) | 36.0 μg/m3 (101) | 223.0 | |
| May 27, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 μg/m3 (9) | 4.0 μg/m3 (17) | 17.0 | |
| May 27, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 6.0 μg/m3 (25) | 25.0 | |
| May 27, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 μg/m3 (14) | 8.0 μg/m3 (33) | 33.0 | |
| May 27, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 μg/m3 (41) | 18.0 μg/m3 (63) | 63.0 | |
| May 27, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 83.0 μg/m3 (64) | 12.0 μg/m3 (50) | 64.0 | |
| May 27, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 μg/m3 (49) | 8.0 μg/m3 (33) | 49.0 | |
| May 27, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 95.0 μg/m3 (70) | 11.0 μg/m3 (46) | 70.0 | |
| May 26, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 μg/m3 (48) | 8.0 μg/m3 (33) | 48.0 | |
| May 26, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 μg/m3 (48) | 6.0 μg/m3 (25) | 48.0 | |
| May 26, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 μg/m3 (22) | 7.0 μg/m3 (29) | 29.0 | |
| May 26, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 6.0 μg/m3 (25) | 25.0 | |
| May 26, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 75.0 μg/m3 (60) | 8.0 μg/m3 (33) | 60.0 | |
| May 26, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 μg/m3 (41) | 9.0 μg/m3 (38) | 41.0 | |
| May 26, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 136.0 μg/m3 (90) | 18.0 μg/m3 (63) | 90.0 | |
| May 26, 2020, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 152.0 μg/m3 (98) | 17.0 μg/m3 (61) | 98.0 | |
| May 26, 2020, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 308.0 μg/m3 (176) | 28.0 μg/m3 (84) | 176.0 | |
| May 26, 2020, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 390.0 μg/m3 (250) | 43.0 μg/m3 (119) | 250.0 | |
| May 26, 2020, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1102.0 μg/m3 (997) | 101.0 μg/m3 (174) | 997.0 | |
| May 26, 2020, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 740.0 μg/m3 (635) | 77.0 μg/m3 (161) | 635.0 | |
| May 26, 2020, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 5.0 μg/m3 (21) | 28.0 | |
| May 26, 2020, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | -3.0 μg/m3 (0) | 8.0 μg/m3 (33) | 33.0 | |
| May 26, 2020, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 337.0 μg/m3 (191) | 30.0 μg/m3 (88) | 191.0 | |
| May 26, 2020, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 μg/m3 (30) | 7.0 μg/m3 (29) | 30.0 | |
| May 26, 2020, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 428.0 μg/m3 (304) | N/A | 304.0 | |
| May 26, 2020, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 μg/m3 (20) | N/A | 20.0 | |
| May 26, 2020, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 μg/m3 (12) | N/A | 12.0 | |
| May 26, 2020, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 μg/m3 (41) | N/A | 41.0 | |
| May 26, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 μg/m3 (29) | N/A | 29.0 | |
| May 26, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 207.0 μg/m3 (126) | N/A | 126.0 | |
| May 26, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 80.0 μg/m3 (62) | N/A | 62.0 | |
| May 26, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 μg/m3 (37) | N/A | 37.0 | |
| May 25, 2020, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 μg/m3 (18) | N/A | 18.0 | |
| May 25, 2020, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 μg/m3 (7) | N/A | 7.0 | |
| May 25, 2020, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 μg/m3 (16) | N/A | 16.0 | |
| May 25, 2020, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 μg/m3 (25) | N/A | 25.0 | |
| May 25, 2020, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 μg/m3 (52) | N/A | 52.0 | |
| May 25, 2020, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 75.0 μg/m3 (60) | N/A | 60.0 | |
| May 25, 2020, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 μg/m3 (50) | N/A | 50.0 |