Ecatepec De Morelos (Sur 90) MX, MX: 19.5329, -99.0303
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 6, 2021, 4 p.m. | N/A | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 25.0 ppb (24) | 0.1 ppb (2) | 55.0 μg/m3 (51) | 35.0 μg/m3 (100) | 100.0 | |
| May 6, 2021, 3 p.m. | N/A | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 22.0 ppb (21) | 0.1 ppb (2) | 76.0 μg/m3 (62) | 52.0 μg/m3 (142) | 142.0 | |
| May 6, 2021, 2 p.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | N/A | 12.0 ppb (12) | 0.4 ppb (5) | 38.0 μg/m3 (36) | 20.0 μg/m3 (68) | 68.0 | |
| May 6, 2021, 1 p.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | 4.0 ppb (4) | 0.4 ppb (5) | 44.0 μg/m3 (41) | 32.0 μg/m3 (93) | 93.0 | |
| May 6, 2021, noon | N/A | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 4.0 ppb (4) | 0.1 ppb (2) | 34.0 μg/m3 (32) | 23.0 μg/m3 (74) | 74.0 | |
| May 6, 2021, 11 a.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 6.0 ppb (6) | 0.1 ppb (2) | 60.0 μg/m3 (54) | 38.0 μg/m3 (108) | 108.0 | |
| May 6, 2021, 10 a.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | N/A | 6.0 ppb (6) | 0.0 ppb (0) | 45.0 μg/m3 (42) | 35.0 μg/m3 (100) | 100.0 | |
| May 6, 2021, 9 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 10.0 ppb (10) | N/A | 33.0 μg/m3 (31) | 28.0 μg/m3 (85) | 85.0 | |
| May 6, 2021, 8 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 17.0 ppb (16) | N/A | 8.0 μg/m3 (8) | 8.0 μg/m3 (34) | 34.0 | |
| May 6, 2021, 7 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 20.0 | |
| May 6, 2021, 6 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 13.0 ppb (13) | 0.1 ppb (2) | N/A | N/A | 18.0 | |
| May 6, 2021, 5 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 13.0 ppb (13) | N/A | 0.0 μg/m3 (0) | N/A | 17.0 | |
| May 6, 2021, 4 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 15.0 ppb (14) | 0.1 ppb (2) | 33.0 μg/m3 (31) | 27.0 μg/m3 (83) | 83.0 | |
| May 6, 2021, 3 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 12.0 ppb (12) | N/A | 9.0 μg/m3 (9) | 1.0 μg/m3 (5) | 18.0 | |
| May 6, 2021, 2 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 15.0 ppb (14) | N/A | 59.0 μg/m3 (53) | 30.0 μg/m3 (89) | 89.0 | |
| May 6, 2021, 1 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 21.0 ppb (20) | 0.0 ppb (0) | 38.0 μg/m3 (36) | 17.0 μg/m3 (62) | 62.0 | |
| May 6, 2021, midnight | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 26.0 ppb (25) | N/A | 47.0 μg/m3 (44) | 20.0 μg/m3 (68) | 68.0 | |
| May 5, 2021, 11 p.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | N/A | 27.0 ppb (25) | 0.0 ppb (0) | 84.0 μg/m3 (66) | 46.0 μg/m3 (127) | 127.0 | |
| May 5, 2021, 10 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 37.0 ppb (35) | N/A | 68.0 μg/m3 (58) | 36.0 μg/m3 (103) | 103.0 | |
| May 5, 2021, 9 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 42.0 ppb (39) | N/A | 42.0 μg/m3 (39) | 17.0 μg/m3 (62) | 62.0 | |
| May 5, 2021, 8 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | N/A | 49.0 ppb (46) | N/A | 46.0 μg/m3 (43) | 19.0 μg/m3 (66) | 66.0 | |
| May 5, 2021, 7 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | N/A | 53.0 ppb (50) | N/A | 55.0 μg/m3 (51) | 25.0 μg/m3 (79) | 79.0 | |
| May 5, 2021, 6 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 57.0 ppb (58) | 0.0 ppb (0) | 69.0 μg/m3 (58) | 30.0 μg/m3 (89) | 89.0 | |
| May 5, 2021, 5 p.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 47.0 ppb (44) | 0.0 ppb (0) | 60.0 μg/m3 (54) | 24.0 μg/m3 (77) | 77.0 | |
| May 5, 2021, 4 p.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 37.0 ppb (35) | 0.1 ppb (2) | 82.0 μg/m3 (65) | 45.0 μg/m3 (125) | 125.0 | |
| May 5, 2021, 3 p.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 30.0 ppb (28) | 0.2 ppb (3) | 71.0 μg/m3 (59) | 40.0 μg/m3 (113) | 113.0 | |
| May 5, 2021, 2 p.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 24.0 ppb (23) | 0.2 ppb (3) | 62.0 μg/m3 (55) | 35.0 μg/m3 (100) | 100.0 | |
| May 5, 2021, 1 p.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | N/A | 12.0 ppb (12) | 0.3 ppb (4) | 57.0 μg/m3 (52) | 36.0 μg/m3 (103) | 103.0 | |
| May 5, 2021, noon | N/A | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 18.0 ppb (17) | 0.1 ppb (2) | 43.0 μg/m3 (40) | 20.0 μg/m3 (68) | 68.0 | |
| May 5, 2021, 11 a.m. | N/A | N/A | N/A | 22.0 ppb (21) | N/A | N/A | 17.0 ppb (16) | 0.0 ppb (0) | 55.0 μg/m3 (51) | 28.0 μg/m3 (85) | 85.0 | |
| May 5, 2021, 10 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 14.0 ppb (13) | N/A | 62.0 μg/m3 (55) | 27.0 μg/m3 (83) | 83.0 | |
| May 5, 2021, 9 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 18.0 ppb (17) | N/A | 68.0 μg/m3 (58) | 31.0 μg/m3 (91) | 91.0 | |
| May 5, 2021, 8 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | N/A | 34.0 ppb (32) | N/A | 48.0 μg/m3 (45) | 29.0 μg/m3 (87) | 87.0 | |
| May 5, 2021, 7 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | N/A | 48.0 ppb (45) | N/A | 50.0 μg/m3 (47) | 29.0 μg/m3 (87) | 87.0 | |
| May 5, 2021, 6 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 44.0 ppb (41) | N/A | 50.0 μg/m3 (47) | 30.0 μg/m3 (89) | 89.0 | |
| May 5, 2021, 5 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | N/A | 40.0 ppb (38) | N/A | 41.0 μg/m3 (38) | 15.0 μg/m3 (58) | 58.0 | |
| May 5, 2021, 4 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | N/A | 40.0 ppb (38) | 0.0 ppb (0) | 57.0 μg/m3 (52) | 26.0 μg/m3 (81) | 81.0 | |
| May 5, 2021, 3 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 40.0 ppb (38) | N/A | 107.0 μg/m3 (77) | 21.0 μg/m3 (70) | 77.0 | |
| May 5, 2021, 2 a.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | 45.0 ppb (42) | 0.0 ppb (0) | N/A | 33.0 μg/m3 (95) | 95.0 | |
| May 5, 2021, 1 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 43.0 ppb (40) | N/A | 84.0 μg/m3 (66) | 26.0 μg/m3 (81) | 81.0 | |
| May 5, 2021, midnight | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | 48.0 ppb (45) | 0.0 ppb (0) | 73.0 μg/m3 (60) | 21.0 μg/m3 (70) | 70.0 | |
| May 4, 2021, 11 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 51.0 ppb (48) | 0.0 ppb (0) | 40.0 μg/m3 (38) | 15.0 μg/m3 (58) | 58.0 | |
| May 4, 2021, 10 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | N/A | 57.0 ppb (58) | N/A | 45.0 μg/m3 (42) | 13.0 μg/m3 (53) | 58.0 | |
| May 4, 2021, 9 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 60.0 ppb (68) | N/A | 47.0 μg/m3 (44) | 19.0 μg/m3 (66) | 68.0 | |
| May 4, 2021, 8 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 61.0 ppb (71) | N/A | 52.0 μg/m3 (49) | 27.0 μg/m3 (83) | 83.0 | |
| May 4, 2021, 7 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 69.0 ppb (97) | 0.0 ppb (0) | 53.0 μg/m3 (50) | 31.0 μg/m3 (91) | 97.0 | |
| May 4, 2021, 6 p.m. | N/A | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 63.0 ppb (78) | 0.1 ppb (2) | 48.0 μg/m3 (45) | 26.0 μg/m3 (81) | 81.0 | |
| May 4, 2021, 5 p.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 46.0 ppb (43) | 0.2 ppb (3) | 84.0 μg/m3 (66) | 56.0 μg/m3 (152) | 152.0 | |
| May 4, 2021, 4 p.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 33.0 ppb (31) | N/A | 66.0 μg/m3 (57) | 33.0 μg/m3 (95) | 95.0 | |
| May 4, 2021, 3 p.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | 18.0 ppb (17) | 0.5 ppb (6) | 59.0 μg/m3 (53) | 21.0 μg/m3 (70) | 70.0 | |
| May 4, 2021, 2 p.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | 6.0 ppb (6) | 1.0 ppb (12) | 66.0 μg/m3 (57) | 29.0 μg/m3 (87) | 87.0 | |
| May 4, 2021, 1 p.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | 3.0 ppb (3) | 1.1 ppb (13) | 54.0 μg/m3 (50) | 30.0 μg/m3 (89) | 89.0 | |
| May 4, 2021, noon | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | 4.0 ppb (4) | 0.3 ppb (4) | 43.0 μg/m3 (40) | 32.0 μg/m3 (93) | 93.0 | |
| May 4, 2021, 11 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 13.0 ppb (13) | 0.1 ppb (2) | 42.0 μg/m3 (39) | 29.0 μg/m3 (87) | 87.0 | |
| May 4, 2021, 10 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 20.0 ppb (19) | N/A | 27.0 μg/m3 (25) | 16.0 μg/m3 (60) | 60.0 | |
| May 4, 2021, 9 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 20.0 ppb (19) | N/A | 48.0 μg/m3 (45) | 30.0 μg/m3 (89) | 89.0 | |
| May 4, 2021, 8 a.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 21.0 ppb (20) | N/A | 39.0 μg/m3 (37) | 21.0 μg/m3 (70) | 70.0 | |
| May 4, 2021, 7 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 21.0 ppb (20) | N/A | 48.0 μg/m3 (45) | 28.0 μg/m3 (85) | 85.0 | |
| May 4, 2021, 6 a.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 20.0 ppb (19) | N/A | 39.0 μg/m3 (37) | 13.0 μg/m3 (53) | 53.0 | |
| May 4, 2021, 5 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 18.0 ppb (17) | N/A | 49.0 μg/m3 (46) | 22.0 μg/m3 (72) | 72.0 | |
| May 4, 2021, 4 a.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | N/A | 18.0 ppb (17) | 0.2 ppb (3) | 46.0 μg/m3 (43) | 20.0 μg/m3 (68) | 68.0 | |
| May 4, 2021, 3 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 23.0 ppb (22) | N/A | 50.0 μg/m3 (47) | 19.0 μg/m3 (66) | 66.0 | |
| May 4, 2021, 2 a.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 29.0 ppb (27) | 0.1 ppb (2) | 68.0 μg/m3 (58) | 27.0 μg/m3 (83) | 83.0 | |
| May 4, 2021, 1 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 37.0 ppb (35) | N/A | 82.0 μg/m3 (65) | 23.0 μg/m3 (74) | 74.0 | |
| May 4, 2021, midnight | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 45.0 ppb (42) | 0.0 ppb (0) | 85.0 μg/m3 (66) | 28.0 μg/m3 (85) | 85.0 | |
| May 3, 2021, 11 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 47.0 ppb (44) | 0.0 ppb (0) | 101.0 μg/m3 (74) | 32.0 μg/m3 (93) | 93.0 | |
| May 3, 2021, 10 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 48.0 ppb (45) | 0.0 ppb (0) | 99.0 μg/m3 (73) | 19.0 μg/m3 (66) | 73.0 | |
| May 3, 2021, 9 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | N/A | 48.0 ppb (45) | N/A | 110.0 μg/m3 (79) | 29.0 μg/m3 (87) | 87.0 | |
| May 3, 2021, 8 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 47.0 ppb (44) | N/A | 75.0 μg/m3 (61) | 19.0 μg/m3 (66) | 66.0 | |
| May 3, 2021, 7 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | N/A | 49.0 ppb (46) | N/A | 44.0 μg/m3 (41) | 20.0 μg/m3 (68) | 68.0 | |
| May 3, 2021, 6 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 54.0 ppb (50) | N/A | 38.0 μg/m3 (36) | 21.0 μg/m3 (70) | 70.0 | |
| May 3, 2021, 5 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 48.0 ppb (45) | 0.0 ppb (0) | 61.0 μg/m3 (54) | 40.0 μg/m3 (113) | 113.0 | |
| May 3, 2021, 4 p.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 37.0 ppb (35) | 0.1 ppb (2) | 55.0 μg/m3 (51) | 32.0 μg/m3 (93) | 93.0 | |
| May 3, 2021, 3 p.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | N/A | 24.0 ppb (23) | 0.3 ppb (4) | 71.0 μg/m3 (59) | 38.0 μg/m3 (108) | 108.0 | |
| May 3, 2021, 2 p.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | 7.0 ppb (7) | 0.9 ppb (11) | 69.0 μg/m3 (58) | 35.0 μg/m3 (100) | 100.0 | |
| May 3, 2021, 1 p.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | N/A | 3.0 ppb (3) | 1.2 ppb (14) | 49.0 μg/m3 (46) | 27.0 μg/m3 (83) | 83.0 | |
| May 3, 2021, noon | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | 5.0 ppb (5) | N/A | 43.0 μg/m3 (40) | 22.0 μg/m3 (72) | 72.0 | |
| May 3, 2021, 11 a.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 12.0 ppb (12) | 0.1 ppb (2) | 31.0 μg/m3 (29) | 24.0 μg/m3 (77) | 77.0 | |
| May 3, 2021, 10 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | N/A | 16.0 ppb (15) | N/A | 44.0 μg/m3 (41) | 29.0 μg/m3 (87) | 87.0 | |
| May 3, 2021, 9 a.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | N/A | 22.0 ppb (21) | N/A | 16.0 μg/m3 (15) | 11.0 μg/m3 (46) | 46.0 | |
| May 3, 2021, 8 a.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 19.0 ppb (18) | N/A | 20.0 μg/m3 (19) | 10.0 μg/m3 (42) | 42.0 | |
| May 3, 2021, 7 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 19.0 ppb (18) | N/A | 67.0 μg/m3 (57) | 39.0 μg/m3 (110) | 110.0 | |
| May 3, 2021, 6 a.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | N/A | 8.0 ppb (8) | N/A | 23.0 μg/m3 (22) | 7.0 μg/m3 (30) | 30.0 | |
| May 3, 2021, 5 a.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | 4.0 ppb (4) | 1.0 ppb (12) | 36.0 μg/m3 (34) | 11.0 μg/m3 (46) | 46.0 | |
| May 3, 2021, 4 a.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 4.0 ppb (4) | N/A | 37.0 μg/m3 (35) | 17.0 μg/m3 (62) | 62.0 | |
| May 3, 2021, 3 a.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | N/A | 15.0 ppb (14) | 0.4 ppb (5) | 9.0 μg/m3 (9) | 1.0 μg/m3 (5) | 26.0 | |
| May 3, 2021, 2 a.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | 28.0 ppb (26) | N/A | 23.0 μg/m3 (22) | 4.0 μg/m3 (17) | 26.0 | |
| May 3, 2021, 1 a.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | 30.0 ppb (28) | 0.1 ppb (2) | 56.0 μg/m3 (52) | 26.0 μg/m3 (81) | 81.0 | |
| May 3, 2021, midnight | N/A | N/A | N/A | 14.0 ppb (14) | N/A | N/A | 31.0 ppb (29) | N/A | 89.0 μg/m3 (68) | 27.0 μg/m3 (83) | 83.0 | |
| May 2, 2021, 11 p.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | N/A | 39.0 ppb (37) | 0.1 ppb (2) | 108.0 μg/m3 (78) | 36.0 μg/m3 (103) | 103.0 | |
| May 2, 2021, 10 p.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 43.0 ppb (40) | 0.1 ppb (2) | 51.0 μg/m3 (48) | 4.0 μg/m3 (17) | 48.0 | |
| May 2, 2021, 9 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 54.0 ppb (50) | 0.0 ppb (0) | 66.0 μg/m3 (57) | 35.0 μg/m3 (100) | 100.0 | |
| May 2, 2021, 8 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 72.0 ppb (102) | 0.1 ppb (2) | 77.0 μg/m3 (62) | 55.0 μg/m3 (150) | 150.0 | |
| May 2, 2021, 7 p.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | 79.0 ppb (106) | 0.2 ppb (3) | 46.0 μg/m3 (43) | 30.0 μg/m3 (89) | 106.0 | |
| May 2, 2021, 6 p.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 67.0 ppb (91) | 0.2 ppb (3) | 35.0 μg/m3 (33) | 18.0 μg/m3 (64) | 91.0 | |
| May 2, 2021, 5 p.m. | N/A | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 51.0 ppb (48) | 0.2 ppb (3) | 81.0 μg/m3 (64) | 53.0 μg/m3 (145) | 145.0 | |
| May 2, 2021, 4 p.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | N/A | 29.0 ppb (27) | 0.4 ppb (5) | 64.0 μg/m3 (56) | 39.0 μg/m3 (110) | 110.0 | |
| May 2, 2021, 3 p.m. | N/A | N/A | N/A | 28.0 ppb (27) | N/A | N/A | 13.0 ppb (13) | 0.6 ppb (7) | 67.0 μg/m3 (57) | 42.0 μg/m3 (118) | 118.0 | |
| May 2, 2021, 2 p.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 10.0 ppb (10) | 0.5 ppb (6) | 45.0 μg/m3 (42) | 24.0 μg/m3 (77) | 77.0 | |
| May 2, 2021, 1 p.m. | N/A | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 6.0 ppb (6) | N/A | 46.0 μg/m3 (43) | 29.0 μg/m3 (87) | 87.0 | |
| May 2, 2021, noon | N/A | N/A | N/A | 23.0 ppb (22) | N/A | N/A | 6.0 ppb (6) | N/A | 41.0 μg/m3 (38) | 25.0 μg/m3 (79) | 79.0 | |
| May 2, 2021, 11 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 12.0 ppb (12) | 0.0 ppb (0) | 30.0 μg/m3 (28) | 19.0 μg/m3 (66) | 66.0 | |
| May 2, 2021, 10 a.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 21.0 ppb (20) | N/A | 46.0 μg/m3 (43) | 31.0 μg/m3 (91) | 91.0 | |
| May 2, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 μg/m3 (40) | 27.0 μg/m3 (83) | 83.0 | |
| May 2, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 μg/m3 (52) | 32.0 μg/m3 (93) | 93.0 | |
| May 2, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 μg/m3 (56) | 39.0 μg/m3 (110) | 110.0 | |
| May 2, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 μg/m3 (54) | 33.0 μg/m3 (95) | 95.0 | |
| May 2, 2021, 5 a.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | 5.0 ppb (5) | N/A | 63.0 μg/m3 (55) | 29.0 μg/m3 (87) | 87.0 | |
| May 2, 2021, 4 a.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 9.0 ppb (9) | 0.8 ppb (10) | 63.0 μg/m3 (55) | 38.0 μg/m3 (108) | 108.0 | |
| May 2, 2021, 3 a.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | 18.0 ppb (17) | N/A | 43.0 μg/m3 (40) | 24.0 μg/m3 (77) | 77.0 | |
| May 2, 2021, 2 a.m. | N/A | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 22.0 ppb (21) | 0.3 ppb (4) | 36.0 μg/m3 (34) | 19.0 μg/m3 (66) | 66.0 | |
| May 2, 2021, 1 a.m. | N/A | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 31.0 ppb (29) | N/A | 12.0 μg/m3 (12) | N/A | 29.0 | |
| May 2, 2021, midnight | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 28.0 ppb (26) | 0.3 ppb (4) | 60.0 μg/m3 (54) | 37.0 μg/m3 (105) | 105.0 | |
| May 1, 2021, 11 p.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | N/A | 41.0 ppb (38) | 0.1 ppb (2) | 69.0 μg/m3 (58) | 25.0 μg/m3 (79) | 79.0 | |
| May 1, 2021, 10 p.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 47.0 ppb (44) | 0.0 ppb (0) | 96.0 μg/m3 (72) | 47.0 μg/m3 (130) | 130.0 | |
| May 1, 2021, 9 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 65.0 ppb (84) | N/A | 64.0 μg/m3 (56) | 42.0 μg/m3 (118) | 118.0 | |
| May 1, 2021, 8 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 83.0 ppb (108) | 0.1 ppb (2) | 58.0 μg/m3 (53) | 41.0 μg/m3 (115) | 115.0 | |
| May 1, 2021, 7 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 76.0 ppb (104) | 0.0 ppb (0) | 54.0 μg/m3 (50) | 33.0 μg/m3 (95) | 104.0 | |
| May 1, 2021, 6 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 67.0 ppb (91) | 0.0 ppb (0) | 97.0 μg/m3 (72) | 71.0 μg/m3 (160) | 160.0 | |
| May 1, 2021, 5 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 50.0 ppb (47) | N/A | 65.0 μg/m3 (56) | 36.0 μg/m3 (103) | 103.0 | |
| May 1, 2021, 4 p.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 32.0 ppb (30) | 0.3 ppb (4) | 76.0 μg/m3 (62) | 46.0 μg/m3 (127) | 127.0 | |
| May 1, 2021, 3 p.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | N/A | 13.0 ppb (13) | 0.6 ppb (7) | 65.0 μg/m3 (56) | 39.0 μg/m3 (110) | 110.0 | |
| May 1, 2021, 2 p.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | N/A | 4.0 ppb (4) | 0.6 ppb (7) | 48.0 μg/m3 (45) | 25.0 μg/m3 (79) | 79.0 | |
| May 1, 2021, 1 p.m. | N/A | N/A | N/A | 22.0 ppb (21) | N/A | N/A | 2.0 ppb (2) | N/A | 48.0 μg/m3 (45) | 25.0 μg/m3 (79) | 79.0 | |
| May 1, 2021, noon | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 2.0 ppb (2) | 0.4 ppb (5) | 50.0 μg/m3 (47) | 24.0 μg/m3 (77) | 77.0 | |
| May 1, 2021, 11 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 2.0 ppb (2) | 0.3 ppb (4) | 67.0 μg/m3 (57) | 19.0 μg/m3 (66) | 66.0 | |
| May 1, 2021, 10 a.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | 89.0 μg/m3 (68) | 39.0 μg/m3 (110) | 110.0 | |
| May 1, 2021, 9 a.m. | N/A | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 3.0 ppb (3) | 0.2 ppb (3) | 46.0 μg/m3 (43) | 30.0 μg/m3 (89) | 89.0 | |
| May 1, 2021, 8 a.m. | N/A | N/A | N/A | 23.0 ppb (22) | N/A | N/A | 7.0 ppb (7) | 0.1 ppb (2) | 36.0 μg/m3 (34) | 23.0 μg/m3 (74) | 74.0 | |
| May 1, 2021, 7 a.m. | N/A | N/A | N/A | 22.0 ppb (21) | N/A | N/A | 9.0 ppb (9) | 0.1 ppb (2) | 19.0 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| May 1, 2021, 6 a.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 13.0 ppb (13) | 0.1 ppb (2) | 38.0 μg/m3 (36) | 24.0 μg/m3 (77) | 77.0 | |
| May 1, 2021, 5 a.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 12.0 ppb (12) | 0.2 ppb (3) | 8.0 μg/m3 (8) | N/A | 23.0 | |
| May 1, 2021, 4 a.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 18.0 ppb (17) | N/A | 39.0 μg/m3 (37) | 20.0 μg/m3 (68) | 68.0 | |
| May 1, 2021, 3 a.m. | N/A | N/A | N/A | 22.0 ppb (21) | N/A | N/A | 15.0 ppb (14) | 0.3 ppb (4) | 41.0 μg/m3 (38) | 20.0 μg/m3 (68) | 68.0 | |
| May 1, 2021, 2 a.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 18.0 ppb (17) | N/A | 58.0 μg/m3 (53) | 24.0 μg/m3 (77) | 77.0 | |
| May 1, 2021, 1 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 22.0 ppb (21) | N/A | 95.0 μg/m3 (71) | 33.0 μg/m3 (95) | 95.0 | |
| May 1, 2021, midnight | N/A | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 32.0 ppb (30) | 0.2 ppb (3) | 84.0 μg/m3 (66) | 38.0 μg/m3 (108) | 108.0 | |
| April 30, 2021, 11 p.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | N/A | 47.0 ppb (44) | 0.4 ppb (5) | 113.0 μg/m3 (80) | 52.0 μg/m3 (142) | 142.0 | |
| April 30, 2021, 10 p.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 41.0 ppb (38) | 0.2 ppb (3) | 90.0 μg/m3 (69) | 29.0 μg/m3 (87) | 87.0 | |
| April 30, 2021, 9 p.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | 43.0 ppb (40) | 0.2 ppb (3) | 83.0 μg/m3 (65) | 52.0 μg/m3 (142) | 142.0 | |
| April 30, 2021, 8 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 60.0 ppb (68) | 0.1 ppb (2) | 64.0 μg/m3 (56) | 37.0 μg/m3 (105) | 105.0 | |
| April 30, 2021, 7 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 67.0 ppb (91) | N/A | 78.0 μg/m3 (63) | 49.0 μg/m3 (135) | 135.0 | |
| April 30, 2021, 6 p.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 60.0 ppb (68) | 0.3 ppb (4) | 78.0 μg/m3 (63) | 55.0 μg/m3 (150) | 150.0 | |
| April 30, 2021, 5 p.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 44.0 ppb (41) | 0.3 ppb (4) | 91.0 μg/m3 (69) | 61.0 μg/m3 (154) | 154.0 | |
| April 30, 2021, 4 p.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | N/A | 21.0 ppb (20) | 0.6 ppb (7) | 93.0 μg/m3 (70) | 58.0 μg/m3 (153) | 153.0 | |
| April 30, 2021, 3 p.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 9.0 ppb (9) | 0.7 ppb (8) | 110.0 μg/m3 (79) | 63.0 μg/m3 (155) | 155.0 | |
| April 30, 2021, 2 p.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | N/A | 4.0 ppb (4) | 0.8 ppb (10) | 65.0 μg/m3 (56) | 34.0 μg/m3 (98) | 98.0 | |
| April 30, 2021, 1 p.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | 2.0 ppb (2) | 1.1 ppb (13) | 60.0 μg/m3 (54) | 37.0 μg/m3 (105) | 105.0 | |
| April 30, 2021, noon | N/A | N/A | N/A | 32.0 ppb (31) | N/A | N/A | 2.0 ppb (2) | N/A | 38.0 μg/m3 (36) | 18.0 μg/m3 (64) | 64.0 | |
| April 30, 2021, 11 a.m. | N/A | N/A | N/A | 28.0 ppb (27) | N/A | N/A | 5.0 ppb (5) | 0.3 ppb (4) | 28.0 μg/m3 (26) | 17.0 μg/m3 (62) | 62.0 | |
| April 30, 2021, 10 a.m. | N/A | N/A | N/A | 23.0 ppb (22) | N/A | N/A | 13.0 ppb (13) | N/A | 49.0 μg/m3 (46) | 35.0 μg/m3 (100) | 100.0 | |
| April 30, 2021, 9 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | N/A | 22.0 ppb (21) | 0.0 ppb (0) | 57.0 μg/m3 (52) | 41.0 μg/m3 (115) | 115.0 | |
| April 30, 2021, 8 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | N/A | 18.0 ppb (17) | 0.1 ppb (2) | 51.0 μg/m3 (48) | 37.0 μg/m3 (105) | 105.0 | |
| April 30, 2021, 7 a.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | N/A | 24.0 ppb (23) | 0.1 ppb (2) | N/A | N/A | 23.0 | |
| April 14, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| April 14, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |