León (Blvd Adolfo Lopez Mateos) MX, MX: 21.101789, -101.6347
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 12, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | N/A | 56.0 μg/m3 (50) | N/A | 50.0 | |
| July 12, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (16) | N/A | 59.0 μg/m3 (52) | N/A | 52.0 | |
| July 12, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (8) | N/A | 61.0 μg/m3 (53) | N/A | 53.0 | |
| July 12, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (5) | N/A | 30.0 μg/m3 (27) | N/A | 27.0 | |
| July 12, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (14) | N/A | 18.0 μg/m3 (16) | N/A | 16.0 | |
| July 12, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (22) | N/A | 20.0 μg/m3 (18) | N/A | 22.0 | |
| July 12, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | N/A | 15.0 μg/m3 (14) | N/A | 24.0 | |
| July 12, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 15.0 μg/m3 (14) | N/A | 25.0 | |
| July 12, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (25) | N/A | 24.0 μg/m3 (22) | N/A | 25.0 | |
| July 12, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 19.0 μg/m3 (17) | N/A | 26.0 | |
| July 12, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 24.0 μg/m3 (22) | N/A | 27.0 | |
| July 12, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (28) | N/A | 46.0 μg/m3 (42) | N/A | 42.0 | |
| July 12, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 52.0 μg/m3 (47) | N/A | 47.0 | |
| July 12, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 39.0 μg/m3 (35) | N/A | 35.0 | |
| July 12, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (30) | N/A | 30.0 μg/m3 (27) | N/A | 30.0 | |
| July 12, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | N/A | 24.0 μg/m3 (22) | N/A | 37.0 | |
| July 11, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | N/A | 25.0 μg/m3 (23) | N/A | 38.0 | |
| July 11, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (41) | N/A | 31.0 μg/m3 (28) | N/A | 41.0 | |
| July 11, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (40) | N/A | 24.0 μg/m3 (22) | N/A | 40.0 | |
| July 11, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (39) | N/A | 16.0 μg/m3 (15) | N/A | 39.0 | |
| July 11, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (39) | N/A | 19.0 μg/m3 (17) | N/A | 39.0 | |
| July 11, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | N/A | 27.0 μg/m3 (25) | N/A | 43.0 | |
| July 11, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (39) | N/A | 48.0 μg/m3 (44) | N/A | 44.0 | |
| July 11, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 78.0 μg/m3 (62) | N/A | 62.0 | |
| July 11, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | N/A | 59.0 μg/m3 (52) | N/A | 52.0 | |
| July 11, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (8) | N/A | 77.0 μg/m3 (61) | N/A | 61.0 | |
| July 11, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (4) | N/A | 55.0 μg/m3 (50) | N/A | 50.0 | |
| July 11, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (5) | N/A | 27.0 μg/m3 (25) | N/A | 25.0 | |
| July 11, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (19) | N/A | 15.0 μg/m3 (14) | N/A | 19.0 | |
| July 11, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 13.0 μg/m3 (12) | N/A | 26.0 | |
| July 11, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 15.0 μg/m3 (14) | N/A | 28.0 | |
| July 11, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | N/A | 26.0 μg/m3 (24) | N/A | 27.0 | |
| July 11, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (18) | N/A | 39.0 μg/m3 (35) | N/A | 35.0 | |
| July 11, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (13) | N/A | 29.0 μg/m3 (26) | N/A | 26.0 | |
| July 11, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 43.0 μg/m3 (39) | N/A | 39.0 | |
| July 11, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | N/A | 35.0 μg/m3 (32) | N/A | 32.0 | |
| July 11, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (26) | N/A | 34.0 μg/m3 (31) | N/A | 31.0 | |
| July 11, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | N/A | 26.0 μg/m3 (24) | N/A | 31.0 | |
| July 10, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 ppb (49) | N/A | N/A | N/A | 49.0 | |
| July 10, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 ppb (49) | N/A | N/A | N/A | 49.0 | |
| July 10, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (51) | N/A | N/A | N/A | 51.0 | |
| July 10, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (51) | N/A | 100.0 μg/m3 (72) | N/A | 72.0 | |
| July 10, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 68.0 ppb (52) | N/A | 157.0 μg/m3 (101) | N/A | 101.0 | |
| July 10, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (48) | N/A | 45.0 μg/m3 (41) | N/A | 48.0 | |
| July 10, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (38) | N/A | 65.0 μg/m3 (55) | N/A | 55.0 | |
| July 10, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | N/A | 44.0 μg/m3 (40) | N/A | 40.0 | |
| July 10, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | N/A | 55.0 μg/m3 (50) | N/A | 50.0 | |
| July 10, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (10) | N/A | 53.0 μg/m3 (48) | N/A | 48.0 | |
| July 10, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (7) | N/A | 44.0 μg/m3 (40) | N/A | 40.0 | |
| July 10, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (11) | N/A | 36.0 μg/m3 (33) | N/A | 33.0 | |
| July 9, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 μg/m3 (31) | N/A | 31.0 | |
| July 9, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 μg/m3 (39) | N/A | 39.0 | |
| July 9, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 μg/m3 (45) | N/A | 45.0 | |
| June 26, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (11) | N/A | 53.0 μg/m3 (48) | N/A | 48.0 | |
| June 26, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (4) | N/A | 60.0 μg/m3 (52) | N/A | 52.0 | |
| June 26, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (3) | N/A | 45.0 μg/m3 (41) | N/A | 41.0 | |
| June 26, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (3) | N/A | 36.0 μg/m3 (33) | N/A | 33.0 | |
| June 26, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (4) | N/A | 33.0 μg/m3 (30) | N/A | 30.0 | |
| June 26, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (5) | N/A | 32.0 μg/m3 (29) | N/A | 29.0 | |
| June 26, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (4) | N/A | 35.0 μg/m3 (32) | N/A | 32.0 | |
| June 26, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (3) | N/A | 29.0 μg/m3 (26) | N/A | 26.0 | |
| June 26, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (5) | N/A | 49.0 μg/m3 (45) | N/A | 45.0 | |
| June 26, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (3) | N/A | 51.0 μg/m3 (46) | N/A | 46.0 | |
| June 25, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | N/A | 40.0 μg/m3 (36) | N/A | 36.0 | |
| June 25, 2019, 7 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) | N/A | 32.0 | |
| June 25, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | N/A | 22.0 μg/m3 (20) | N/A | 29.0 | |
| June 24, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 ppb (51) | 0.77 ppb (9) | 43.0 μg/m3 (39) | N/A | 51.0 | |
| June 24, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 65.0 ppb (50) | 0.81 ppb (9) | 35.0 μg/m3 (32) | N/A | 50.0 | |
| June 24, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 69.0 ppb (53) | 0.78 ppb (9) | 40.0 μg/m3 (36) | N/A | 53.0 | |
| June 24, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (46) | 0.81 ppb (9) | 47.0 μg/m3 (43) | N/A | 46.0 | |
| June 24, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (45) | 0.8 ppb (9) | 46.0 μg/m3 (42) | N/A | 45.0 | |
| June 24, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | 0.8 ppb (9) | 29.0 μg/m3 (26) | N/A | 36.0 | |
| June 24, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (28) | 0.86 ppb (10) | 33.0 μg/m3 (30) | N/A | 30.0 | |
| June 24, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | 0.89 ppb (10) | 67.0 μg/m3 (56) | N/A | 56.0 | |
| June 24, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (11) | 1.37 ppb (15) | 102.0 μg/m3 (74) | N/A | 74.0 | |
| June 24, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (5) | 1.33 ppb (15) | 73.0 μg/m3 (59) | N/A | 59.0 | |
| June 24, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (17) | 0.66 ppb (7) | 43.0 μg/m3 (39) | N/A | 39.0 | |
| June 24, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | 0.52 ppb (6) | 36.0 μg/m3 (33) | N/A | 33.0 | |
| June 24, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (25) | 0.54 ppb (6) | 31.0 μg/m3 (28) | N/A | 28.0 | |
| June 24, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | 0.51 ppb (6) | 28.0 μg/m3 (25) | N/A | 31.0 | |
| June 24, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (32) | 0.61 ppb (7) | 38.0 μg/m3 (35) | N/A | 35.0 | |
| June 24, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | 0.56 ppb (6) | 50.0 μg/m3 (45) | N/A | 45.0 | |
| June 24, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | 0.52 ppb (6) | 39.0 μg/m3 (35) | N/A | 35.0 | |
| June 24, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | 0.64 ppb (7) | 60.0 μg/m3 (52) | N/A | 52.0 | |
| June 24, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | 0.94 ppb (10) | 50.0 μg/m3 (45) | N/A | 45.0 | |
| June 24, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (35) | 0.63 ppb (7) | 53.0 μg/m3 (48) | N/A | 48.0 | |
| June 24, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (40) | 0.63 ppb (7) | 50.0 μg/m3 (45) | N/A | 45.0 | |
| June 24, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | 0.66 ppb (7) | 20.0 μg/m3 (18) | N/A | 37.0 | |
| June 23, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (42) | 0.6 ppb (7) | 43.0 μg/m3 (39) | N/A | 42.0 | |
| June 23, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (47) | 0.62 ppb (7) | 17.0 μg/m3 (15) | N/A | 47.0 | |
| June 23, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (48) | 0.66 ppb (7) | 10.0 μg/m3 (9) | N/A | 48.0 | |
| June 23, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | 0.8 ppb (9) | 20.0 μg/m3 (18) | N/A | 44.0 | |
| June 23, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | 0.8 ppb (9) | 29.0 μg/m3 (26) | N/A | 43.0 | |
| June 23, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | 0.74 ppb (8) | 26.0 μg/m3 (24) | N/A | 43.0 | |
| June 23, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | 0.79 ppb (9) | 32.0 μg/m3 (29) | N/A | 38.0 | |
| June 23, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (32) | 0.82 ppb (9) | 21.0 μg/m3 (19) | N/A | 32.0 | |
| June 23, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | 0.83 ppb (9) | 30.0 μg/m3 (27) | N/A | 27.0 | |
| June 23, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (17) | 1.01 ppb (11) | 36.0 μg/m3 (33) | N/A | 33.0 | |
| June 23, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (12) | 1.0 ppb (11) | 68.0 μg/m3 (56) | N/A | 56.0 | |
| June 23, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (12) | 0.83 ppb (9) | 34.0 μg/m3 (31) | N/A | 31.0 | |
| June 23, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (23) | 0.52 ppb (6) | 17.0 μg/m3 (15) | N/A | 23.0 | |
| June 23, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (29) | 0.5 ppb (6) | 19.0 μg/m3 (17) | N/A | 29.0 | |
| June 23, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (32) | 0.47 ppb (5) | 8.0 μg/m3 (7) | N/A | 32.0 | |
| June 23, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | 0.46 ppb (5) | 12.0 μg/m3 (11) | N/A | 36.0 | |
| June 23, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | 0.4 ppb (4) | 9.0 μg/m3 (8) | N/A | 37.0 | |
| June 23, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (36) | 0.49 ppb (5) | 35.0 μg/m3 (32) | N/A | 36.0 | |
| June 23, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (28) | 0.7 ppb (8) | 58.0 μg/m3 (52) | N/A | 52.0 | |
| June 23, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | 0.52 ppb (6) | 32.0 μg/m3 (29) | N/A | 38.0 | |
| June 23, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | 0.58 ppb (6) | 86.0 μg/m3 (66) | N/A | 66.0 | |
| June 23, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 75.0 ppb (58) | 0.8 ppb (9) | 72.0 μg/m3 (58) | N/A | 58.0 | |
| June 23, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 81.0 ppb (63) | 0.81 ppb (9) | 60.0 μg/m3 (52) | N/A | 63.0 | |
| June 22, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 88.0 ppb (69) | 0.72 ppb (8) | 57.0 μg/m3 (51) | N/A | 69.0 | |
| June 22, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 76.0 ppb (59) | 0.87 ppb (10) | 50.0 μg/m3 (45) | N/A | 59.0 | |
| June 22, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 ppb (49) | 1.07 ppb (12) | 41.0 μg/m3 (37) | N/A | 49.0 | |
| June 22, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (48) | 1.04 ppb (12) | 49.0 μg/m3 (45) | N/A | 48.0 | |
| June 22, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (47) | 0.98 ppb (11) | 29.0 μg/m3 (26) | N/A | 47.0 | |
| June 22, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | 0.93 ppb (10) | 48.0 μg/m3 (44) | N/A | 44.0 | |
| June 22, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (34) | 1.07 ppb (12) | 67.0 μg/m3 (56) | N/A | 56.0 | |
| June 22, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (22) | 1.37 ppb (15) | 74.0 μg/m3 (60) | N/A | 60.0 | |
| June 22, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (13) | 1.28 ppb (14) | 42.0 μg/m3 (38) | N/A | 38.0 | |
| June 22, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (10) | 1.06 ppb (12) | 54.0 μg/m3 (49) | N/A | 49.0 | |
| June 22, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (5) | 1.13 ppb (13) | 50.0 μg/m3 (45) | N/A | 45.0 | |
| June 22, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (4) | 0.92 ppb (10) | 35.0 μg/m3 (32) | N/A | 32.0 | |
| June 22, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (8) | 0.72 ppb (8) | 32.0 μg/m3 (29) | N/A | 29.0 | |
| June 22, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (12) | 0.7 ppb (8) | 13.0 μg/m3 (12) | N/A | 12.0 | |
| June 22, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (15) | 0.7 ppb (8) | 22.0 μg/m3 (20) | N/A | 20.0 | |
| June 22, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (18) | 0.67 ppb (7) | 9.0 μg/m3 (8) | N/A | 18.0 | |
| June 22, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (21) | 0.81 ppb (9) | N/A | N/A | 21.0 | |
| June 22, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (24) | 0.78 ppb (9) | 21.0 μg/m3 (19) | N/A | 24.0 | |
| June 22, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (31) | 0.73 ppb (8) | 16.0 μg/m3 (15) | N/A | 31.0 | |
| June 22, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | 0.61 ppb (7) | 65.0 μg/m3 (55) | N/A | 55.0 | |
| June 22, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (44) | 0.61 ppb (7) | N/A | N/A | 44.0 | |
| June 22, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (37) | 0.95 ppb (11) | 187.0 μg/m3 (116) | N/A | 116.0 | |
| June 22, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (39) | 0.91 ppb (10) | N/A | N/A | 39.0 | |
| June 21, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (43) | 0.8 ppb (9) | 37.0 μg/m3 (34) | N/A | 43.0 | |
| June 21, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (45) | 0.83 ppb (9) | 21.0 μg/m3 (19) | N/A | 45.0 | |
| June 21, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (48) | 0.83 ppb (9) | 19.0 μg/m3 (17) | N/A | 48.0 | |
| June 21, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (48) | 0.8 ppb (9) | 22.0 μg/m3 (20) | N/A | 48.0 | |
| June 21, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (48) | 0.81 ppb (9) | 23.0 μg/m3 (21) | N/A | 48.0 | |
| June 21, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (46) | 0.94 ppb (10) | 33.0 μg/m3 (30) | N/A | 46.0 | |
| June 21, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (45) | 1.0 ppb (11) | 55.0 μg/m3 (50) | N/A | 50.0 | |
| June 21, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (38) | 1.06 ppb (12) | 40.0 μg/m3 (36) | N/A | 38.0 | |
| June 21, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (27) | 1.09 ppb (12) | 38.0 μg/m3 (35) | N/A | 35.0 | |
| June 21, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (17) | 1.1 ppb (12) | 66.0 μg/m3 (56) | N/A | 56.0 | |
| June 21, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.12 ppb (12) | 55.0 μg/m3 (50) | N/A | 50.0 | |
| June 21, 2019, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.9 ppb (10) | 42.0 μg/m3 (38) | N/A | 38.0 | |
| June 21, 2019, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.59 ppb (7) | 30.0 μg/m3 (27) | N/A | 27.0 | |
| June 21, 2019, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | 17.0 μg/m3 (15) | N/A | 15.0 | |
| June 21, 2019, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.47 ppb (5) | 17.0 μg/m3 (15) | N/A | 15.0 | |
| June 21, 2019, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.6 ppb (7) | 24.0 μg/m3 (22) | N/A | 22.0 | |
| June 21, 2019, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.65 ppb (7) | 12.0 μg/m3 (11) | N/A | 11.0 | |
| June 21, 2019, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.58 ppb (6) | 25.0 μg/m3 (23) | N/A | 23.0 | |
| June 21, 2019, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.04 ppb (12) | 35.0 μg/m3 (32) | N/A | 32.0 | |
| June 21, 2019, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.8 ppb (9) | 50.0 μg/m3 (45) | N/A | 45.0 | |
| June 21, 2019, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.63 ppb (7) | 68.0 μg/m3 (56) | N/A | 56.0 | |
| June 21, 2019, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.74 ppb (8) | 99.0 μg/m3 (72) | N/A | 72.0 | |
| June 21, 2019, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.83 ppb (9) | 31.0 μg/m3 (28) | N/A | 28.0 | |
| June 20, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.86 ppb (10) | 29.0 μg/m3 (26) | N/A | 26.0 | |
| June 20, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.82 ppb (9) | 24.0 μg/m3 (22) | N/A | 22.0 | |
| June 20, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.82 ppb (9) | 8.0 μg/m3 (7) | N/A | 9.0 | |
| June 20, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.76 ppb (8) | N/A | N/A | 8.0 | |
| June 20, 2019, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.78 ppb (9) | 28.0 μg/m3 (25) | N/A | 25.0 | |
| June 20, 2019, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.81 ppb (9) | 42.0 μg/m3 (38) | N/A | 38.0 | |
| June 20, 2019, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.95 ppb (11) | 57.0 μg/m3 (51) | N/A | 51.0 | |
| June 20, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.93 ppb (10) | 52.0 μg/m3 (47) | N/A | 47.0 | |
| June 20, 2019, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.91 ppb (10) | 65.0 μg/m3 (55) | N/A | 55.0 | |
| June 20, 2019, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.53 ppb (17) | 103.0 μg/m3 (74) | N/A | 74.0 | |
| June 20, 2019, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (22) | 101.0 μg/m3 (73) | N/A | 73.0 |