Decatur (Clifton Spgs Rd) GA, US: 33.6906, -84.2731
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 30, 2021, 7 p.m. | 2.7 ppb (3) | 0.2 ppb (1) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.32 ppb (4) | N/A | N/A | 41.0 | |
| July 30, 2021, 6 p.m. | 2.4 ppb (3) | 0.2 ppb (1) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 54.0 ppb (50) | 0.32 ppb (4) | 31.0 μg/m3 (29) | 18.1 μg/m3 (64) | 64.0 | |
| July 30, 2021, 5 p.m. | 3.1 ppb (3) | 0.2 ppb (1) | 4.0 ppb (4) | 3.0 ppb (3) | N/A | 1.0 ppb (2) | 60.0 ppb (68) | 0.35 ppb (4) | 31.0 μg/m3 (29) | 18.9 μg/m3 (66) | 68.0 | |
| July 30, 2021, 4 p.m. | 4.7 ppb (5) | 0.4 ppb (1) | 5.0 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.35 ppb (4) | 30.0 μg/m3 (28) | 18.2 μg/m3 (64) | 64.0 | |
| July 30, 2021, 3 p.m. | 7.7 ppb (8) | 1.0 ppb (1) | 8.0 ppb (8) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | N/A | 30.0 μg/m3 (28) | 19.4 μg/m3 (67) | 67.0 | |
| July 30, 2021, 2 p.m. | 13.2 ppb (13) | 2.6 ppb (3) | 12.0 ppb (12) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | N/A | 32.0 μg/m3 (30) | 20.9 μg/m3 (70) | 70.0 | |
| July 30, 2021, 1 p.m. | 21.9 ppb (21) | 6.7 ppb (7) | 20.0 ppb (19) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 6.0 ppb (6) | N/A | 35.0 μg/m3 (33) | 21.2 μg/m3 (71) | 71.0 | |
| July 30, 2021, noon | 29.8 ppb (29) | 15.9 ppb (15) | 26.0 ppb (25) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | N/A | 39.0 μg/m3 (37) | 21.8 μg/m3 (72) | 72.0 | |
| July 30, 2021, 11 a.m. | 40.0 ppb (38) | 24.7 ppb (24) | 35.0 ppb (34) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.58 ppb (7) | 36.0 μg/m3 (34) | 22.3 μg/m3 (73) | 73.0 | |
| July 30, 2021, 10 a.m. | 26.6 ppb (26) | 11.5 ppb (11) | 30.0 ppb (29) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.48 ppb (6) | 37.0 μg/m3 (35) | 23.0 μg/m3 (74) | 74.0 | |
| July 30, 2021, 9 a.m. | 20.4 ppb (20) | 7.7 ppb (8) | 19.0 ppb (18) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 36.0 μg/m3 (34) | 22.7 μg/m3 (74) | 74.0 | |
| July 30, 2021, 8 a.m. | 27.3 ppb (26) | 12.3 ppb (12) | 27.0 ppb (26) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 42.0 μg/m3 (39) | 23.4 μg/m3 (75) | 75.0 | |
| July 30, 2021, 7 a.m. | 25.1 ppb (24) | 8.3 ppb (8) | 22.0 ppb (21) | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.55 ppb (7) | 40.0 μg/m3 (38) | 23.1 μg/m3 (75) | 75.0 | |
| July 30, 2021, 6 a.m. | 25.4 ppb (24) | 11.5 ppb (11) | 22.0 ppb (21) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.6 ppb (7) | 37.0 μg/m3 (35) | 21.1 μg/m3 (70) | 70.0 | |
| July 30, 2021, 5 a.m. | 31.5 ppb (30) | 16.1 ppb (16) | 26.0 ppb (25) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.65 ppb (8) | 35.0 μg/m3 (33) | 20.2 μg/m3 (69) | 69.0 | |
| July 30, 2021, 4 a.m. | 47.4 ppb (45) | 29.4 ppb (28) | 43.0 ppb (41) | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.71 ppb (8) | N/A | N/A | 45.0 | |
| July 30, 2021, 3 a.m. | 34.9 ppb (33) | 12.5 ppb (12) | 31.0 ppb (30) | 22.0 ppb (21) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.64 ppb (7) | 35.0 μg/m3 (33) | 18.6 μg/m3 (65) | 65.0 | |
| July 30, 2021, 2 a.m. | 39.8 ppb (38) | 11.4 ppb (11) | 38.0 ppb (36) | 28.0 ppb (27) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.65 ppb (8) | 32.0 μg/m3 (30) | 18.3 μg/m3 (65) | 65.0 | |
| July 30, 2021, 1 a.m. | 24.6 ppb (24) | 0.4 ppb (1) | 22.0 ppb (21) | 24.0 ppb (23) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.52 ppb (6) | 27.0 μg/m3 (25) | 16.8 μg/m3 (61) | 61.0 | |
| July 30, 2021, midnight | 16.1 ppb (16) | 0.1 ppb (1) | 15.0 ppb (15) | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.41 ppb (5) | 24.0 μg/m3 (23) | 15.8 μg/m3 (59) | 59.0 | |
| July 29, 2021, 11 p.m. | 11.0 ppb (11) | 0.2 ppb (1) | 11.0 ppb (11) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.37 ppb (5) | 24.0 μg/m3 (23) | 14.7 μg/m3 (57) | 57.0 | |
| July 29, 2021, 10 p.m. | 7.3 ppb (7) | 0.9 ppb (1) | 7.0 ppb (7) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.74 ppb (8) | 27.0 μg/m3 (25) | 16.3 μg/m3 (60) | 60.0 | |
| July 29, 2021, 9 p.m. | 4.7 ppb (5) | 0.7 ppb (1) | 4.0 ppb (4) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 54.0 ppb (50) | 0.77 ppb (10) | 30.0 μg/m3 (28) | 16.4 μg/m3 (61) | 61.0 | |
| July 29, 2021, 8 p.m. | 1.7 ppb (2) | 0.1 ppb (1) | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 57.0 ppb (58) | 0.32 ppb (4) | 22.0 μg/m3 (21) | 14.0 μg/m3 (55) | 58.0 | |
| July 29, 2021, 7 p.m. | 1.9 ppb (2) | 0.0 ppb (0) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 68.0 ppb (94) | 0.31 ppb (4) | 21.0 μg/m3 (20) | 14.2 μg/m3 (56) | 94.0 | |
| July 29, 2021, 6 p.m. | 2.2 ppb (3) | 0.1 ppb (1) | 4.0 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 71.0 ppb (101) | 0.32 ppb (4) | 22.0 μg/m3 (21) | 14.9 μg/m3 (57) | 101.0 | |
| July 29, 2021, 5 p.m. | 3.9 ppb (4) | 0.1 ppb (1) | 6.0 ppb (6) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 82.0 ppb (107) | 0.34 ppb (4) | 23.0 μg/m3 (22) | 14.7 μg/m3 (57) | 107.0 | |
| July 29, 2021, 4 p.m. | 3.1 ppb (3) | 0.1 ppb (1) | 6.0 ppb (6) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 78.0 ppb (105) | 0.37 ppb (5) | 23.0 μg/m3 (22) | 14.3 μg/m3 (56) | 105.0 | |
| July 29, 2021, 3 p.m. | 8.9 ppb (9) | 1.4 ppb (2) | 9.0 ppb (9) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 58.0 ppb (61) | 0.4 ppb (5) | 25.0 μg/m3 (24) | 14.6 μg/m3 (57) | 61.0 | |
| July 29, 2021, 2 p.m. | 19.9 ppb (19) | 3.3 ppb (4) | 19.0 ppb (18) | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.52 ppb (6) | 25.0 μg/m3 (24) | 15.2 μg/m3 (58) | 58.0 | |
| July 29, 2021, 1 p.m. | 26.6 ppb (26) | 11.9 ppb (12) | 23.0 ppb (22) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.59 ppb (7) | 25.0 μg/m3 (24) | 15.2 μg/m3 (58) | 58.0 | |
| July 29, 2021, noon | 52.4 ppb (50) | 43.1 ppb (41) | 44.0 ppb (42) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.81 ppb (10) | 31.0 μg/m3 (29) | 15.1 μg/m3 (58) | 58.0 | |
| July 29, 2021, 11 a.m. | 79.5 ppb (79) | 74.6 ppb (73) | 74.0 ppb (73) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.87 ppb (11) | 41.0 μg/m3 (38) | 16.6 μg/m3 (61) | 79.0 | |
| July 29, 2021, 10 a.m. | 44.6 ppb (43) | 38.6 ppb (37) | 41.0 ppb (39) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.66 ppb (8) | N/A | N/A | 43.0 | |
| July 29, 2021, 9 a.m. | 34.6 ppb (33) | 28.3 ppb (27) | 30.0 ppb (29) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.62 ppb (7) | N/A | N/A | 33.0 | |
| July 29, 2021, 8 a.m. | 38.8 ppb (37) | 34.4 ppb (33) | 36.0 ppb (34) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.65 ppb (8) | N/A | N/A | 37.0 | |
| July 29, 2021, 7 a.m. | 43.4 ppb (41) | 37.6 ppb (36) | 37.0 ppb (35) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.65 ppb (8) | N/A | N/A | 41.0 | |
| July 29, 2021, 6 a.m. | 43.0 ppb (41) | 34.9 ppb (33) | 41.0 ppb (39) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.7 ppb (8) | N/A | N/A | 41.0 | |
| July 29, 2021, 5 a.m. | 40.1 ppb (38) | 26.8 ppb (26) | 39.0 ppb (37) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.68 ppb (8) | N/A | N/A | 38.0 | |
| July 29, 2021, 4 a.m. | 30.7 ppb (29) | 16.3 ppb (16) | 28.0 ppb (27) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.61 ppb (7) | N/A | N/A | 29.0 | |
| July 29, 2021, 3 a.m. | 31.6 ppb (30) | 13.0 ppb (13) | 32.0 ppb (31) | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.59 ppb (7) | N/A | N/A | 31.0 | |
| July 29, 2021, 2 a.m. | 36.4 ppb (35) | 8.9 ppb (9) | 32.0 ppb (31) | 27.0 ppb (26) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.6 ppb (7) | N/A | N/A | 35.0 | |
| July 29, 2021, 1 a.m. | 10.9 ppb (11) | 0.1 ppb (1) | 9.0 ppb (9) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.43 ppb (5) | N/A | N/A | 18.0 | |
| July 29, 2021, midnight | 16.9 ppb (16) | 0.1 ppb (1) | 16.0 ppb (16) | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.48 ppb (6) | N/A | N/A | 19.0 | |
| July 28, 2021, 11 p.m. | 13.1 ppb (13) | 0.3 ppb (1) | 12.0 ppb (12) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.39 ppb (5) | N/A | N/A | 29.0 | |
| July 28, 2021, 10 p.m. | 5.8 ppb (6) | 0.3 ppb (1) | 6.0 ppb (6) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.34 ppb (4) | N/A | N/A | 38.0 | |
| July 28, 2021, 9 p.m. | 6.2 ppb (6) | 0.4 ppb (1) | 6.0 ppb (6) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.4 ppb (5) | N/A | N/A | 44.0 | |
| July 28, 2021, 8 p.m. | 2.3 ppb (3) | 0.1 ppb (1) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 63.0 ppb (78) | 0.34 ppb (4) | N/A | N/A | 78.0 | |
| July 28, 2021, 7 p.m. | 1.6 ppb (2) | 0.1 ppb (1) | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 66.0 ppb (87) | 0.31 ppb (4) | N/A | N/A | 87.0 | |
| July 28, 2021, 6 p.m. | 1.7 ppb (2) | 0.1 ppb (1) | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 64.0 ppb (81) | 0.32 ppb (4) | N/A | N/A | 81.0 | |
| July 28, 2021, 5 p.m. | 2.5 ppb (3) | 0.2 ppb (1) | 4.0 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 63.0 ppb (78) | 0.34 ppb (4) | N/A | N/A | 78.0 | |
| July 28, 2021, 4 p.m. | 3.9 ppb (4) | 0.4 ppb (1) | 6.0 ppb (6) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 57.0 ppb (58) | 0.37 ppb (5) | N/A | N/A | 58.0 | |
| July 28, 2021, 3 p.m. | 12.6 ppb (12) | 3.0 ppb (3) | 12.0 ppb (12) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.39 ppb (5) | N/A | N/A | 29.0 | |
| July 28, 2021, 2 p.m. | 19.8 ppb (19) | 7.1 ppb (7) | 18.0 ppb (17) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 13.0 ppb (13) | 0.4 ppb (5) | 14.0 μg/m3 (13) | 8.1 μg/m3 (34) | 34.0 | |
| July 28, 2021, 1 p.m. | 13.7 ppb (13) | 4.6 ppb (5) | 12.0 ppb (12) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 6.0 ppb (6) | 0.36 ppb (5) | 12.0 μg/m3 (12) | 6.9 μg/m3 (29) | 29.0 | |
| July 28, 2021, noon | 12.3 ppb (12) | 4.1 ppb (4) | 11.0 ppb (11) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.35 ppb (4) | 14.0 μg/m3 (13) | 6.7 μg/m3 (28) | 28.0 | |
| July 28, 2021, 11 a.m. | 32.3 ppb (31) | 21.7 ppb (21) | 29.0 ppb (28) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.44 ppb (5) | 22.0 μg/m3 (21) | 7.9 μg/m3 (33) | 33.0 | |
| July 28, 2021, 10 a.m. | 26.3 ppb (25) | 12.6 ppb (12) | 23.0 ppb (22) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.39 ppb (5) | 20.0 μg/m3 (19) | 7.6 μg/m3 (32) | 32.0 | |
| July 28, 2021, 9 a.m. | 22.2 ppb (21) | 7.2 ppb (7) | 20.0 ppb (19) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 21.0 μg/m3 (20) | 7.1 μg/m3 (30) | 30.0 | |
| July 28, 2021, 8 a.m. | 16.6 ppb (16) | 1.6 ppb (2) | 15.0 ppb (15) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 21.0 μg/m3 (20) | 6.8 μg/m3 (29) | 29.0 | |
| July 28, 2021, 7 a.m. | 11.6 ppb (11) | 0.3 ppb (1) | 10.0 ppb (10) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.32 ppb (4) | 20.0 μg/m3 (19) | 6.4 μg/m3 (27) | 27.0 | |
| July 28, 2021, 6 a.m. | 17.8 ppb (17) | 3.3 ppb (4) | 16.0 ppb (16) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.43 ppb (5) | 25.0 μg/m3 (24) | 7.3 μg/m3 (31) | 31.0 | |
| July 28, 2021, 5 a.m. | 16.9 ppb (16) | 2.0 ppb (2) | 15.0 ppb (15) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.43 ppb (5) | 25.0 μg/m3 (24) | 7.3 μg/m3 (31) | 31.0 | |
| July 28, 2021, 4 a.m. | 15.8 ppb (15) | 0.8 ppb (1) | 14.0 ppb (14) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.42 ppb (5) | N/A | N/A | 15.0 | |
| July 28, 2021, 3 a.m. | 17.9 ppb (17) | 0.1 ppb (1) | 16.0 ppb (16) | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.4 ppb (5) | 18.0 μg/m3 (17) | 5.9 μg/m3 (25) | 25.0 | |
| July 28, 2021, 2 a.m. | 23.3 ppb (22) | 0.6 ppb (1) | 20.0 ppb (19) | 22.0 ppb (21) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.41 ppb (5) | 19.0 μg/m3 (18) | 6.2 μg/m3 (26) | 26.0 | |
| July 28, 2021, 1 a.m. | 14.7 ppb (14) | -0.1 ppb (0) | 14.0 ppb (14) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.33 ppb (4) | 17.0 μg/m3 (16) | 6.1 μg/m3 (26) | 26.0 | |
| July 28, 2021, midnight | 9.9 ppb (10) | 0.0 ppb (0) | 8.0 ppb (8) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.28 ppb (4) | 12.0 μg/m3 (12) | 5.1 μg/m3 (22) | 25.0 | |
| July 27, 2021, 11 p.m. | 10.6 ppb (10) | 0.1 ppb (1) | 9.0 ppb (9) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.27 ppb (4) | 12.0 μg/m3 (12) | 5.0 μg/m3 (21) | 30.0 | |
| July 27, 2021, 10 p.m. | 3.7 ppb (4) | 0.0 ppb (0) | 3.0 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.25 ppb (3) | 14.0 μg/m3 (13) | 5.7 μg/m3 (24) | 45.0 | |
| July 27, 2021, 9 p.m. | 5.5 ppb (6) | 0.2 ppb (1) | 6.0 ppb (6) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.36 ppb (5) | 15.0 μg/m3 (14) | 9.2 μg/m3 (39) | 46.0 | |
| July 27, 2021, 8 p.m. | 1.4 ppb (2) | 0.1 ppb (1) | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.32 ppb (4) | 15.0 μg/m3 (14) | 9.0 μg/m3 (38) | 48.0 | |
| July 27, 2021, 7 p.m. | 1.5 ppb (2) | 0.1 ppb (1) | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 74.0 ppb (103) | 0.33 ppb (4) | 14.0 μg/m3 (13) | 9.1 μg/m3 (38) | 103.0 | |
| July 27, 2021, 6 p.m. | 2.0 ppb (2) | 0.1 ppb (1) | 4.0 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 76.0 ppb (104) | 0.35 ppb (4) | 14.0 μg/m3 (13) | 9.0 μg/m3 (38) | 104.0 | |
| July 27, 2021, 5 p.m. | 2.3 ppb (3) | 0.1 ppb (1) | 4.0 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 71.0 ppb (101) | 0.34 ppb (4) | 13.0 μg/m3 (13) | 8.9 μg/m3 (38) | 101.0 | |
| July 27, 2021, 4 p.m. | 2.4 ppb (3) | 0.2 ppb (1) | 4.0 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 62.0 ppb (74) | 0.34 ppb (4) | 12.0 μg/m3 (12) | 8.3 μg/m3 (35) | 74.0 | |
| July 27, 2021, 3 p.m. | 3.4 ppb (4) | 0.4 ppb (1) | 4.0 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.33 ppb (4) | 12.0 μg/m3 (12) | 7.7 μg/m3 (33) | 47.0 | |
| July 27, 2021, 2 p.m. | 6.0 ppb (6) | 0.9 ppb (1) | 6.0 ppb (6) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.34 ppb (4) | 10.0 μg/m3 (10) | 6.9 μg/m3 (29) | 36.0 | |
| July 27, 2021, 1 p.m. | 17.3 ppb (17) | 5.1 ppb (5) | 14.0 ppb (14) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.42 ppb (5) | 12.0 μg/m3 (12) | 6.9 μg/m3 (29) | 29.0 | |
| July 27, 2021, noon | 27.0 ppb (26) | 15.0 ppb (15) | 22.0 ppb (21) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.47 ppb (6) | 18.0 μg/m3 (17) | 7.5 μg/m3 (32) | 32.0 | |
| July 27, 2021, 11 a.m. | 21.5 ppb (21) | 13.2 ppb (13) | 16.0 ppb (16) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.43 ppb (5) | 26.0 μg/m3 (25) | 8.4 μg/m3 (36) | 36.0 | |
| July 27, 2021, 10 a.m. | 19.7 ppb (19) | 8.8 ppb (9) | 14.0 ppb (14) | 11.0 ppb (11) | N/A | N/A | 0.0 ppb (0) | 0.41 ppb (5) | 29.0 μg/m3 (27) | 9.1 μg/m3 (38) | 38.0 | |
| July 27, 2021, 9 a.m. | 15.1 ppb (15) | 3.3 ppb (4) | N/A | 12.0 ppb (12) | N/A | N/A | 0.0 ppb (0) | 0.37 ppb (5) | 26.0 μg/m3 (25) | 8.9 μg/m3 (38) | 38.0 | |
| July 27, 2021, 8 a.m. | 5.0 ppb (5) | 0.1 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 6.0 ppb (6) | 0.32 ppb (4) | 24.0 μg/m3 (23) | 8.6 μg/m3 (36) | 36.0 | |
| July 27, 2021, 7 a.m. | 5.7 ppb (6) | 0.2 ppb (1) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 6.0 ppb (6) | 0.31 ppb (4) | 24.0 μg/m3 (23) | 8.6 μg/m3 (36) | 36.0 | |
| July 27, 2021, 6 a.m. | 8.4 ppb (8) | 0.1 ppb (1) | 7.0 ppb (7) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.33 ppb (4) | 20.0 μg/m3 (19) | 8.1 μg/m3 (34) | 34.0 | |
| July 27, 2021, 5 a.m. | 10.7 ppb (11) | 0.1 ppb (1) | 10.0 ppb (10) | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.33 ppb (4) | 19.0 μg/m3 (18) | 7.9 μg/m3 (33) | 33.0 | |
| July 27, 2021, 4 a.m. | 3.2 ppb (4) | 0.0 ppb (0) | 2.0 ppb (2) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.29 ppb (4) | N/A | N/A | 19.0 | |
| July 27, 2021, 3 a.m. | 2.0 ppb (2) | 0.1 ppb (1) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.28 ppb (4) | 17.0 μg/m3 (16) | 6.9 μg/m3 (29) | 29.0 | |
| July 27, 2021, 2 a.m. | 3.8 ppb (4) | 0.0 ppb (0) | 2.0 ppb (2) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.3 ppb (4) | 14.0 μg/m3 (13) | 7.5 μg/m3 (32) | 32.0 | |
| July 27, 2021, 1 a.m. | 9.1 ppb (9) | 0.0 ppb (0) | 7.0 ppb (7) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.35 ppb (4) | 15.0 μg/m3 (14) | 8.6 μg/m3 (36) | 36.0 | |
| July 27, 2021, midnight | 6.9 ppb (7) | 0.2 ppb (1) | 6.0 ppb (6) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.31 ppb (4) | 21.0 μg/m3 (20) | 10.0 μg/m3 (42) | 42.0 | |
| July 26, 2021, 11 p.m. | 5.3 ppb (5) | 0.2 ppb (1) | 5.0 ppb (5) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.33 ppb (4) | 16.0 μg/m3 (15) | 10.2 μg/m3 (43) | 43.0 | |
| July 26, 2021, 10 p.m. | 8.1 ppb (8) | 0.3 ppb (1) | 8.0 ppb (8) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.41 ppb (5) | 17.0 μg/m3 (16) | 12.1 μg/m3 (51) | 51.0 | |
| July 26, 2021, 9 p.m. | 4.7 ppb (5) | 0.2 ppb (1) | 5.0 ppb (5) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.36 ppb (5) | 17.0 μg/m3 (16) | 12.2 μg/m3 (52) | 52.0 | |
| July 26, 2021, 8 p.m. | 2.4 ppb (3) | 0.1 ppb (1) | 4.0 ppb (4) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 59.0 ppb (65) | 0.33 ppb (4) | 17.0 μg/m3 (16) | 12.3 μg/m3 (52) | 65.0 | |
| July 26, 2021, 7 p.m. | 1.3 ppb (2) | 0.1 ppb (1) | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 58.0 ppb (61) | 0.31 ppb (4) | 17.0 μg/m3 (16) | 11.9 μg/m3 (50) | 61.0 | |
| July 26, 2021, 6 p.m. | N/A | N/A | 3.0 ppb (3) | N/A | N/A | 0.0 ppb (0) | 59.0 ppb (65) | 0.32 ppb (4) | 17.0 μg/m3 (16) | 12.2 μg/m3 (52) | 65.0 | |
| July 26, 2021, 5 p.m. | N/A | N/A | 4.0 ppb (4) | N/A | N/A | 0.0 ppb (0) | 65.0 ppb (84) | 0.33 ppb (4) | 18.0 μg/m3 (17) | 12.6 μg/m3 (53) | 84.0 | |
| July 26, 2021, 4 p.m. | N/A | N/A | 5.0 ppb (5) | N/A | N/A | 0.0 ppb (0) | 58.0 ppb (61) | 0.34 ppb (4) | 17.0 μg/m3 (16) | 12.4 μg/m3 (52) | 61.0 | |
| July 26, 2021, 3 p.m. | N/A | N/A | 5.0 ppb (5) | N/A | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.33 ppb (4) | 16.0 μg/m3 (15) | 11.4 μg/m3 (48) | 48.0 | |
| July 26, 2021, 2 p.m. | N/A | N/A | 7.0 ppb (7) | N/A | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.37 ppb (5) | 17.0 μg/m3 (16) | 11.6 μg/m3 (49) | 49.0 | |
| July 26, 2021, 1 p.m. | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.41 ppb (5) | 16.0 μg/m3 (15) | 11.1 μg/m3 (47) | 47.0 | |
| July 26, 2021, noon | 24.8 ppb (24) | 9.9 ppb (10) | 21.0 ppb (20) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 5.0 ppb (5) | 0.52 ppb (6) | 18.0 μg/m3 (17) | 11.3 μg/m3 (48) | 48.0 | |
| July 26, 2021, 11 a.m. | 33.7 ppb (32) | 26.5 ppb (25) | 31.0 ppb (30) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.6 ppb (7) | 22.0 μg/m3 (21) | 12.0 μg/m3 (50) | 50.0 | |
| July 26, 2021, 10 a.m. | 32.5 ppb (31) | 24.8 ppb (24) | 31.0 ppb (30) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.56 ppb (7) | 25.0 μg/m3 (24) | 12.4 μg/m3 (52) | 52.0 | |
| July 26, 2021, 9 a.m. | 29.2 ppb (28) | 20.4 ppb (20) | 24.0 ppb (23) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | N/A | 0.54 ppb (6) | 24.0 μg/m3 (23) | 12.2 μg/m3 (52) | 52.0 | |
| July 26, 2021, 8 a.m. | 26.7 ppb (26) | 18.9 ppb (18) | 28.0 ppb (27) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | N/A | 0.55 ppb (7) | 25.0 μg/m3 (24) | 12.0 μg/m3 (50) | 50.0 | |
| July 26, 2021, 7 a.m. | 15.0 ppb (15) | 6.7 ppb (7) | 16.0 ppb (16) | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.49 ppb (6) | 25.0 μg/m3 (24) | 12.4 μg/m3 (52) | 52.0 | |
| July 26, 2021, 6 a.m. | 9.7 ppb (10) | 0.6 ppb (1) | 9.0 ppb (9) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.45 ppb (6) | 27.0 μg/m3 (25) | 12.9 μg/m3 (53) | 53.0 | |
| July 26, 2021, 5 a.m. | 15.4 ppb (15) | 0.5 ppb (1) | 14.0 ppb (14) | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.46 ppb (6) | 25.0 μg/m3 (24) | 11.4 μg/m3 (48) | 48.0 | |
| July 26, 2021, 4 a.m. | 20.1 ppb (19) | 0.8 ppb (1) | 18.0 ppb (17) | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.47 ppb (6) | 21.0 μg/m3 (20) | 11.1 μg/m3 (47) | 47.0 | |
| July 26, 2021, 3 a.m. | 20.1 ppb (19) | 0.4 ppb (1) | 19.0 ppb (18) | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 7.0 ppb (7) | 0.49 ppb (6) | 19.0 μg/m3 (18) | 10.9 μg/m3 (46) | 46.0 | |
| July 26, 2021, 2 a.m. | 9.6 ppb (10) | 0.0 ppb (0) | 9.0 ppb (9) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.41 ppb (5) | 20.0 μg/m3 (19) | 11.8 μg/m3 (50) | 50.0 | |
| July 26, 2021, 1 a.m. | 9.2 ppb (9) | 0.1 ppb (1) | 8.0 ppb (8) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.46 ppb (6) | 22.0 μg/m3 (21) | 13.6 μg/m3 (55) | 55.0 | |
| July 26, 2021, midnight | 6.8 ppb (7) | 0.1 ppb (1) | 6.0 ppb (6) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.45 ppb (6) | 21.0 μg/m3 (20) | 13.7 μg/m3 (55) | 55.0 | |
| July 25, 2021, 11 p.m. | 2.0 ppb (2) | 0.1 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.33 ppb (4) | 19.0 μg/m3 (18) | 13.9 μg/m3 (55) | 55.0 | |
| July 25, 2021, 10 p.m. | 2.6 ppb (3) | 0.4 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.72 ppb (8) | 29.0 μg/m3 (27) | 17.1 μg/m3 (62) | 62.0 | |
| July 25, 2021, 9 p.m. | 2.4 ppb (3) | 0.5 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.47 ppb (6) | 21.0 μg/m3 (20) | 15.3 μg/m3 (58) | 58.0 | |
| July 25, 2021, 8 p.m. | 1.6 ppb (2) | 0.1 ppb (1) | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 54.0 ppb (50) | 0.33 ppb (4) | 20.0 μg/m3 (19) | 14.7 μg/m3 (57) | 57.0 | |
| July 25, 2021, 7 p.m. | 1.2 ppb (2) | 0.1 ppb (1) | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.33 ppb (4) | 20.0 μg/m3 (19) | 14.8 μg/m3 (57) | 57.0 | |
| July 25, 2021, 6 p.m. | 0.8 ppb (1) | 0.1 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.32 ppb (4) | 19.0 μg/m3 (18) | 14.8 μg/m3 (57) | 57.0 | |
| July 25, 2021, 5 p.m. | 0.9 ppb (1) | 0.1 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.32 ppb (4) | 20.0 μg/m3 (19) | 14.7 μg/m3 (57) | 57.0 | |
| July 25, 2021, 4 p.m. | 0.6 ppb (1) | 0.1 ppb (1) | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.31 ppb (4) | 19.0 μg/m3 (18) | 14.6 μg/m3 (57) | 57.0 | |
| July 25, 2021, 3 p.m. | 0.9 ppb (1) | 0.2 ppb (1) | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.32 ppb (4) | 22.0 μg/m3 (21) | 16.0 μg/m3 (60) | 60.0 | |
| July 25, 2021, 2 p.m. | 6.6 ppb (7) | 1.1 ppb (2) | 6.0 ppb (6) | 5.0 ppb (5) | N/A | 1.0 ppb (2) | 33.0 ppb (31) | 0.36 ppb (5) | 23.0 μg/m3 (22) | 17.4 μg/m3 (63) | 63.0 | |
| July 25, 2021, 1 p.m. | 6.7 ppb (7) | 1.2 ppb (2) | 6.0 ppb (6) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.37 ppb (5) | 23.0 μg/m3 (22) | 17.2 μg/m3 (62) | 62.0 | |
| July 25, 2021, noon | 4.3 ppb (5) | 0.8 ppb (1) | 4.0 ppb (4) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.37 ppb (5) | 24.0 μg/m3 (23) | 17.2 μg/m3 (62) | 62.0 | |
| July 25, 2021, 11 a.m. | 2.8 ppb (3) | 0.7 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.39 ppb (5) | 29.0 μg/m3 (27) | 17.3 μg/m3 (62) | 62.0 | |
| July 25, 2021, 10 a.m. | 2.5 ppb (3) | 0.2 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.37 ppb (5) | 26.0 μg/m3 (25) | 17.5 μg/m3 (63) | 63.0 | |
| July 25, 2021, 9 a.m. | 3.6 ppb (4) | 0.4 ppb (1) | 3.0 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.39 ppb (5) | 32.0 μg/m3 (30) | 18.0 μg/m3 (64) | 64.0 | |
| July 25, 2021, 8 a.m. | 5.4 ppb (6) | 0.3 ppb (1) | 5.0 ppb (5) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.42 ppb (5) | 31.0 μg/m3 (29) | 18.2 μg/m3 (64) | 64.0 | |
| July 25, 2021, 7 a.m. | 5.9 ppb (6) | 0.2 ppb (1) | 5.0 ppb (5) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 5.0 ppb (5) | 0.42 ppb (5) | 32.0 μg/m3 (30) | 18.7 μg/m3 (65) | 65.0 | |
| July 25, 2021, 6 a.m. | 3.1 ppb (3) | 0.1 ppb (1) | 3.0 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.35 ppb (4) | 30.0 μg/m3 (28) | 18.5 μg/m3 (65) | 65.0 | |
| July 25, 2021, 5 a.m. | 2.6 ppb (3) | 0.1 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.33 ppb (4) | 28.0 μg/m3 (26) | 18.2 μg/m3 (64) | 64.0 | |
| July 25, 2021, 4 a.m. | 2.6 ppb (3) | 0.0 ppb (0) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.34 ppb (4) | 25.0 μg/m3 (24) | 18.2 μg/m3 (64) | 64.0 | |
| July 25, 2021, 3 a.m. | 2.9 ppb (3) | 0.1 ppb (1) | 2.0 ppb (2) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.34 ppb (4) | 26.0 μg/m3 (25) | 18.3 μg/m3 (65) | 65.0 | |
| July 25, 2021, 2 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | 3.0 ppb (3) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.36 ppb (5) | 25.0 μg/m3 (24) | 18.4 μg/m3 (65) | 65.0 | |
| July 25, 2021, 1 a.m. | 3.4 ppb (4) | 0.0 ppb (0) | 3.0 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.38 ppb (5) | 24.0 μg/m3 (23) | 18.6 μg/m3 (65) | 65.0 | |
| July 25, 2021, midnight | 2.0 ppb (2) | 0.1 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.36 ppb (5) | 25.0 μg/m3 (24) | 18.4 μg/m3 (65) | 65.0 | |
| July 24, 2021, 11 p.m. | 1.3 ppb (2) | 0.1 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.34 ppb (4) | 24.0 μg/m3 (23) | 17.9 μg/m3 (64) | 64.0 | |
| July 24, 2021, 10 p.m. | 1.2 ppb (2) | 0.1 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.32 ppb (4) | 23.0 μg/m3 (22) | 17.1 μg/m3 (62) | 62.0 | |
| July 24, 2021, 9 p.m. | 0.9 ppb (1) | 0.0 ppb (0) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.31 ppb (4) | 23.0 μg/m3 (22) | 16.9 μg/m3 (62) | 62.0 | |
| July 24, 2021, 8 p.m. | 0.9 ppb (1) | 0.1 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.31 ppb (4) | 23.0 μg/m3 (22) | 17.1 μg/m3 (62) | 62.0 | |
| July 24, 2021, 7 p.m. | 1.1 ppb (2) | 0.1 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.31 ppb (4) | 23.0 μg/m3 (22) | 17.7 μg/m3 (63) | 63.0 | |
| July 24, 2021, 6 p.m. | 1.0 ppb (1) | 0.1 ppb (1) | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.31 ppb (4) | 23.0 μg/m3 (22) | 17.0 μg/m3 (62) | 62.0 | |
| July 24, 2021, 5 p.m. | 1.5 ppb (2) | 0.1 ppb (1) | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.31 ppb (4) | 22.0 μg/m3 (21) | 16.2 μg/m3 (60) | 60.0 | |
| July 24, 2021, 4 p.m. | 1.3 ppb (2) | 0.2 ppb (1) | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.31 ppb (4) | 21.0 μg/m3 (20) | 15.9 μg/m3 (59) | 59.0 | |
| July 24, 2021, 3 p.m. | 2.2 ppb (3) | 0.2 ppb (1) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.32 ppb (4) | 20.0 μg/m3 (19) | 14.8 μg/m3 (57) | 57.0 | |
| July 24, 2021, 2 p.m. | 2.7 ppb (3) | 0.7 ppb (1) | 3.0 ppb (3) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.34 ppb (4) | 18.0 μg/m3 (17) | 12.5 μg/m3 (52) | 52.0 | |
| July 24, 2021, 1 p.m. | 2.9 ppb (3) | 0.5 ppb (1) | 2.0 ppb (2) | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 15.0 ppb (14) | 0.37 ppb (5) | 15.0 μg/m3 (14) | 10.6 μg/m3 (45) | 45.0 | |
| July 24, 2021, noon | 10.9 ppb (11) | 5.6 ppb (6) | 9.0 ppb (9) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.56 ppb (7) | 16.0 μg/m3 (15) | 9.7 μg/m3 (41) | 41.0 | |
| July 24, 2021, 11 a.m. | 19.9 ppb (19) | 16.4 ppb (16) | 17.0 ppb (17) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.74 ppb (8) | 25.0 μg/m3 (24) | 10.4 μg/m3 (44) | 44.0 | |
| July 24, 2021, 10 a.m. | 24.1 ppb (23) | 20.0 ppb (19) | 21.0 ppb (20) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.79 ppb (10) | 32.0 μg/m3 (30) | 10.8 μg/m3 (46) | 46.0 | |
| July 24, 2021, 9 a.m. | 27.3 ppb (26) | 23.6 ppb (23) | 25.0 ppb (24) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.82 ppb (10) | 35.0 μg/m3 (33) | 11.4 μg/m3 (48) | 48.0 | |
| July 24, 2021, 8 a.m. | 25.6 ppb (25) | 21.5 ppb (21) | 22.0 ppb (21) | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.77 ppb (10) | 36.0 μg/m3 (34) | 11.2 μg/m3 (47) | 47.0 | |
| July 24, 2021, 7 a.m. | 28.1 ppb (27) | 23.2 ppb (22) | 26.0 ppb (25) | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.8 ppb (10) | 35.0 μg/m3 (33) | 11.5 μg/m3 (48) | 48.0 | |
| July 24, 2021, 6 a.m. | 27.4 ppb (26) | 21.4 ppb (21) | 26.0 ppb (25) | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.79 ppb (10) | 36.0 μg/m3 (34) | 12.0 μg/m3 (50) | 50.0 | |
| July 24, 2021, 5 a.m. | 22.4 ppb (22) | 14.8 ppb (14) | 23.0 ppb (22) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.7 ppb (8) | 37.0 μg/m3 (35) | 11.8 μg/m3 (50) | 50.0 | |
| July 24, 2021, 4 a.m. | 21.9 ppb (21) | 12.6 ppb (12) | 21.0 ppb (20) | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.7 ppb (8) | N/A | N/A | 21.0 | |
| July 24, 2021, 3 a.m. | 20.6 ppb (20) | 7.6 ppb (8) | 21.0 ppb (20) | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.64 ppb (7) | 28.0 μg/m3 (26) | 11.3 μg/m3 (48) | 48.0 | |
| July 24, 2021, 2 a.m. | 19.9 ppb (19) | 3.7 ppb (4) | 19.0 ppb (18) | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 0.0 ppb (0) | 0.59 ppb (7) | 26.0 μg/m3 (25) | 10.9 μg/m3 (46) | 46.0 | |
| July 24, 2021, 1 a.m. | 15.0 ppb (15) | 0.6 ppb (1) | 15.0 ppb (15) | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.49 ppb (6) | 23.0 μg/m3 (22) | 11.0 μg/m3 (46) | 46.0 | |
| July 24, 2021, midnight | 12.2 ppb (12) | 0.1 ppb (1) | 10.0 ppb (10) | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.42 ppb (5) | 17.0 μg/m3 (16) | 10.1 μg/m3 (43) | 43.0 | |
| July 23, 2021, 11 p.m. | 12.2 ppb (12) | 0.4 ppb (1) | 11.0 ppb (11) | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.39 ppb (5) | 16.0 μg/m3 (15) | 9.9 μg/m3 (42) | 42.0 | |
| July 23, 2021, 10 p.m. | 7.8 ppb (8) | 0.1 ppb (1) | 7.0 ppb (7) | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.34 ppb (4) | 22.0 μg/m3 (21) | 9.9 μg/m3 (42) | 42.0 | |
| July 23, 2021, 9 p.m. | 3.0 ppb (3) | 0.1 ppb (1) | 3.0 ppb (3) | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.31 ppb (4) | 15.0 μg/m3 (14) | 9.3 μg/m3 (39) | 39.0 | |
| July 23, 2021, 8 p.m. | 1.0 ppb (1) | 0.1 ppb (1) | 1.0 ppb (1) | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.3 ppb (4) | 16.0 μg/m3 (15) | 9.9 μg/m3 (42) | 45.0 |