El Paso (Central) TX, US: 31.768056, -106.501111
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 21, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 92.0 μg/m3 (70) | 16.2 μg/m3 (60) | 70.0 | |
| Sept. 21, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 59.0 μg/m3 (53) | 16.2 μg/m3 (60) | 60.0 | |
| Sept. 21, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 25.0 μg/m3 (24) | 7.9 μg/m3 (33) | 33.0 | |
| Sept. 21, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 15.0 μg/m3 (14) | 8.0 μg/m3 (34) | 34.0 | |
| Sept. 21, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 15.0 μg/m3 (14) | 6.4 μg/m3 (27) | 27.0 | |
| Sept. 21, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 17.0 μg/m3 (16) | 6.9 μg/m3 (29) | 29.0 | |
| Sept. 21, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 13.0 μg/m3 (13) | 5.8 μg/m3 (25) | 25.0 | |
| Sept. 21, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 11.0 μg/m3 (11) | 5.0 μg/m3 (21) | 30.0 | |
| Sept. 21, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 12.0 μg/m3 (12) | 5.8 μg/m3 (25) | 32.0 | |
| Sept. 21, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 12.0 μg/m3 (12) | 6.3 μg/m3 (27) | 32.0 | |
| Sept. 21, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 13.0 μg/m3 (13) | 6.2 μg/m3 (26) | 28.0 | |
| Sept. 21, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 17.0 μg/m3 (16) | 7.4 μg/m3 (31) | 31.0 | |
| Sept. 21, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 18.0 μg/m3 (17) | 8.1 μg/m3 (34) | 34.0 | |
| Sept. 21, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 11.0 μg/m3 (11) | 4.9 μg/m3 (21) | 36.0 | |
| Sept. 21, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 19.0 μg/m3 (18) | 7.7 μg/m3 (33) | 38.0 | |
| Sept. 20, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 17.0 μg/m3 (16) | 5.4 μg/m3 (23) | 38.0 | |
| Sept. 20, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 40.0 μg/m3 (38) | 5.9 μg/m3 (25) | 38.0 | |
| Sept. 20, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 30.0 μg/m3 (28) | 4.7 μg/m3 (20) | 36.0 | |
| Sept. 20, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 18.0 μg/m3 (17) | 3.6 μg/m3 (16) | 35.0 | |
| Sept. 20, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 22.0 μg/m3 (21) | 3.6 μg/m3 (16) | 33.0 | |
| Sept. 20, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 49.0 μg/m3 (46) | 4.9 μg/m3 (21) | 46.0 | |
| Sept. 20, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 71.0 μg/m3 (59) | 5.2 μg/m3 (22) | 59.0 | |
| Sept. 20, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 19.0 μg/m3 (18) | 5.1 μg/m3 (22) | 32.0 | |
| Sept. 20, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 23.0 μg/m3 (22) | 9.4 μg/m3 (40) | 40.0 | |
| Sept. 20, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 26.0 μg/m3 (25) | 10.8 μg/m3 (46) | 46.0 | |
| Sept. 20, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 20.0 μg/m3 (19) | 10.3 μg/m3 (43) | 43.0 | |
| Sept. 20, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 22.0 μg/m3 (21) | 10.5 μg/m3 (44) | 44.0 | |
| Sept. 20, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 26.0 μg/m3 (25) | 11.8 μg/m3 (50) | 50.0 | |
| Sept. 20, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 18.0 μg/m3 (17) | 8.8 μg/m3 (37) | 37.0 | |
| Sept. 20, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 16.0 μg/m3 (15) | 8.0 μg/m3 (34) | 34.0 | |
| Sept. 20, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 16.0 μg/m3 (15) | 8.0 μg/m3 (34) | 34.0 | |
| Sept. 20, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 18.0 μg/m3 (17) | 8.3 μg/m3 (35) | 35.0 | |
| Sept. 20, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 18.0 μg/m3 (17) | 7.0 μg/m3 (30) | 33.0 | |
| Sept. 20, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 21.0 μg/m3 (20) | 8.7 μg/m3 (37) | 37.0 | |
| Sept. 20, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 47.0 μg/m3 (44) | 14.2 μg/m3 (56) | 56.0 | |
| Sept. 20, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 72.0 μg/m3 (60) | 21.3 μg/m3 (71) | 71.0 | |
| Sept. 20, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 39.0 μg/m3 (37) | 15.0 μg/m3 (58) | 58.0 | |
| Sept. 20, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 41.0 μg/m3 (38) | 13.3 μg/m3 (54) | 54.0 | |
| Sept. 20, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 21.0 μg/m3 (20) | 8.1 μg/m3 (34) | 39.0 | |
| Sept. 19, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 16.0 μg/m3 (15) | 6.4 μg/m3 (27) | 46.0 | |
| Sept. 19, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 14.0 μg/m3 (13) | 5.8 μg/m3 (25) | 47.0 | |
| Sept. 19, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 ppb (47) | N/A | 20.0 μg/m3 (19) | 6.2 μg/m3 (26) | 47.0 | |
| Sept. 19, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 30.0 μg/m3 (28) | 7.1 μg/m3 (30) | 45.0 | |
| Sept. 19, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 23.0 μg/m3 (22) | 6.8 μg/m3 (29) | 45.0 | |
| Sept. 19, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 12.0 μg/m3 (12) | 5.1 μg/m3 (22) | 48.0 | |
| Sept. 19, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 35.0 μg/m3 (33) | 11.4 μg/m3 (48) | 61.0 | |
| Sept. 19, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 29.0 μg/m3 (27) | 10.0 μg/m3 (42) | 44.0 | |
| Sept. 19, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 27.0 μg/m3 (25) | 10.5 μg/m3 (44) | 44.0 | |
| Sept. 19, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 21.0 μg/m3 (20) | 9.9 μg/m3 (42) | 42.0 | |
| Sept. 19, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 22.0 μg/m3 (21) | 10.5 μg/m3 (44) | 44.0 | |
| Sept. 19, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 20.0 μg/m3 (19) | 9.5 μg/m3 (40) | 40.0 | |
| Sept. 19, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 18.0 μg/m3 (17) | 9.4 μg/m3 (40) | 42.0 | |
| Sept. 19, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 18.0 μg/m3 (17) | 9.3 μg/m3 (39) | 41.0 | |
| Sept. 19, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 18.0 μg/m3 (17) | 9.4 μg/m3 (40) | 40.0 | |
| Sept. 19, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 21.0 μg/m3 (20) | 10.2 μg/m3 (43) | 43.0 | |
| Sept. 19, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 27.0 μg/m3 (25) | 10.9 μg/m3 (46) | 46.0 | |
| Sept. 19, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 26.0 μg/m3 (25) | 10.9 μg/m3 (46) | 46.0 | |
| Sept. 19, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (29) | 11.1 μg/m3 (47) | 47.0 | |
| Sept. 19, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 μg/m3 (36) | 15.7 μg/m3 (59) | 59.0 | |
| Sept. 19, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 46.0 μg/m3 (43) | 17.1 μg/m3 (62) | 62.0 | |
| Sept. 19, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 49.0 μg/m3 (46) | 19.0 μg/m3 (66) | 66.0 | |
| Sept. 19, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 21.0 μg/m3 (20) | 10.0 μg/m3 (42) | 42.0 | |
| Sept. 19, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 16.0 μg/m3 (15) | 7.1 μg/m3 (30) | 49.0 | |
| Sept. 18, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 17.0 μg/m3 (16) | 7.5 μg/m3 (32) | 55.0 | |
| Sept. 18, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 17.0 μg/m3 (16) | 6.4 μg/m3 (27) | 55.0 | |
| Sept. 18, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 ppb (58) | N/A | 11.0 μg/m3 (11) | 5.0 μg/m3 (21) | 58.0 | |
| Sept. 18, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 70.0 ppb (100) | N/A | 15.0 μg/m3 (14) | 5.5 μg/m3 (23) | 100.0 | |
| Sept. 18, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 72.0 ppb (102) | N/A | 30.0 μg/m3 (28) | 12.7 μg/m3 (53) | 102.0 | |
| Sept. 18, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 67.0 ppb (91) | N/A | 31.0 μg/m3 (29) | 10.9 μg/m3 (46) | 91.0 | |
| Sept. 18, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 33.0 μg/m3 (31) | 11.0 μg/m3 (46) | 51.0 | |
| Sept. 18, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 38.0 μg/m3 (36) | 12.4 μg/m3 (52) | 52.0 | |
| Sept. 18, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 50.0 μg/m3 (47) | 15.0 μg/m3 (58) | 58.0 | |
| Sept. 18, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 65.0 μg/m3 (56) | 19.5 μg/m3 (67) | 67.0 | |
| Sept. 18, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 43.0 μg/m3 (40) | 15.6 μg/m3 (59) | 59.0 | |
| Sept. 18, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 36.0 μg/m3 (34) | 12.3 μg/m3 (52) | 52.0 | |
| Sept. 18, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 29.0 μg/m3 (27) | 11.9 μg/m3 (50) | 50.0 | |
| Sept. 18, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 29.0 μg/m3 (27) | 12.0 μg/m3 (50) | 50.0 | |
| Sept. 18, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 21.0 μg/m3 (20) | 9.4 μg/m3 (40) | 40.0 | |
| Sept. 18, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 40.0 μg/m3 (38) | 12.5 μg/m3 (52) | 52.0 | |
| Sept. 18, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 52.0 μg/m3 (49) | 21.1 μg/m3 (70) | 70.0 | |
| Sept. 18, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 43.0 μg/m3 (40) | 18.0 μg/m3 (64) | 64.0 | |
| Sept. 18, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 32.0 μg/m3 (30) | 14.1 μg/m3 (56) | 56.0 | |
| Sept. 18, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 52.0 μg/m3 (49) | 20.8 μg/m3 (70) | 70.0 | |
| Sept. 18, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 88.0 μg/m3 (68) | 31.4 μg/m3 (92) | 92.0 | |
| Sept. 18, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 73.0 μg/m3 (60) | 28.2 μg/m3 (85) | 85.0 | |
| Sept. 18, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 ppb (38) | N/A | 44.0 μg/m3 (41) | 16.6 μg/m3 (61) | 61.0 | |
| Sept. 18, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 21.0 μg/m3 (20) | 9.5 μg/m3 (40) | 51.0 | |
| Sept. 17, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 58.0 ppb (61) | N/A | 18.0 μg/m3 (17) | 8.6 μg/m3 (36) | 61.0 | |
| Sept. 17, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 ppb (50) | N/A | 15.0 μg/m3 (14) | 7.0 μg/m3 (30) | 50.0 | |
| Sept. 17, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 8.0 μg/m3 (8) | 5.8 μg/m3 (25) | 48.0 | |
| Sept. 17, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 μg/m3 (11) | 7.2 μg/m3 (31) | 31.0 | |
| Sept. 17, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 ppb (48) | N/A | 20.0 μg/m3 (19) | 15.0 μg/m3 (58) | 58.0 | |
| Sept. 17, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 ppb (43) | N/A | 21.0 μg/m3 (20) | 7.0 μg/m3 (30) | 43.0 | |
| Sept. 17, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 ppb (39) | N/A | 25.0 μg/m3 (24) | 10.2 μg/m3 (43) | 43.0 | |
| Sept. 17, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 27.0 μg/m3 (25) | 11.1 μg/m3 (47) | 47.0 | |
| Sept. 17, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 16.0 μg/m3 (15) | 8.8 μg/m3 (37) | 37.0 | |
| Sept. 17, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 22.0 μg/m3 (21) | 11.4 μg/m3 (48) | 48.0 | |
| Sept. 17, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 22.0 μg/m3 (21) | 10.3 μg/m3 (43) | 43.0 | |
| Sept. 17, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 20.0 μg/m3 (19) | 10.0 μg/m3 (42) | 42.0 | |
| Sept. 17, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 17.0 μg/m3 (16) | 9.0 μg/m3 (38) | 38.0 | |
| Sept. 17, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 16.0 μg/m3 (15) | 8.3 μg/m3 (35) | 35.0 | |
| Sept. 17, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 20.0 μg/m3 (19) | 8.8 μg/m3 (37) | 37.0 | |
| Sept. 17, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 22.0 μg/m3 (21) | 9.5 μg/m3 (40) | 40.0 | |
| Sept. 17, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 23.0 μg/m3 (22) | 10.0 μg/m3 (42) | 42.0 | |
| Sept. 17, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 33.0 μg/m3 (31) | 12.8 μg/m3 (53) | 53.0 | |
| Sept. 17, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 31.0 μg/m3 (29) | 12.8 μg/m3 (53) | 53.0 | |
| Sept. 17, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 49.0 μg/m3 (46) | 15.1 μg/m3 (58) | 58.0 | |
| Sept. 17, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 44.0 μg/m3 (41) | 15.6 μg/m3 (59) | 59.0 | |
| Sept. 17, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 32.0 μg/m3 (30) | 14.0 μg/m3 (55) | 55.0 | |
| Sept. 17, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 35.0 μg/m3 (33) | 14.0 μg/m3 (55) | 55.0 | |
| Sept. 17, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 18.0 μg/m3 (17) | 7.9 μg/m3 (33) | 46.0 | |
| Sept. 16, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 ppb (49) | N/A | 16.0 μg/m3 (15) | 7.6 μg/m3 (32) | 49.0 | |
| Sept. 16, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 ppb (50) | N/A | 18.0 μg/m3 (17) | 7.9 μg/m3 (33) | 50.0 | |
| Sept. 16, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 25.0 μg/m3 (24) | 9.4 μg/m3 (40) | 71.0 | |
| Sept. 16, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (68) | N/A | 39.0 μg/m3 (37) | 13.2 μg/m3 (54) | 68.0 | |
| Sept. 16, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 81.0 ppb (107) | N/A | 42.0 μg/m3 (39) | 13.8 μg/m3 (55) | 107.0 | |
| Sept. 16, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 49.0 μg/m3 (46) | 11.6 μg/m3 (49) | 78.0 | |
| Sept. 16, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 ppb (44) | N/A | 29.0 μg/m3 (27) | 9.7 μg/m3 (41) | 44.0 | |
| Sept. 16, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 52.0 μg/m3 (49) | 10.4 μg/m3 (44) | 49.0 | |
| Sept. 16, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 67.0 μg/m3 (57) | 18.5 μg/m3 (65) | 65.0 | |
| Sept. 16, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 45.0 μg/m3 (42) | 13.8 μg/m3 (55) | 55.0 | |
| Sept. 16, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 36.0 μg/m3 (34) | 13.1 μg/m3 (54) | 54.0 | |
| Sept. 16, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 30.0 μg/m3 (28) | 11.5 μg/m3 (48) | 48.0 | |
| Sept. 16, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 25.0 μg/m3 (24) | 10.1 μg/m3 (43) | 43.0 | |
| Sept. 16, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 32.0 μg/m3 (30) | 12.6 μg/m3 (53) | 53.0 | |
| Sept. 16, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 38.0 μg/m3 (36) | 11.9 μg/m3 (50) | 50.0 | |
| Sept. 16, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 33.0 μg/m3 (31) | 11.7 μg/m3 (49) | 49.0 | |
| Sept. 16, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 28.0 μg/m3 (26) | 8.7 μg/m3 (37) | 37.0 | |
| Sept. 16, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 ppb (41) | N/A | 17.0 μg/m3 (16) | 6.5 μg/m3 (28) | 41.0 | |
| Sept. 16, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 16.0 μg/m3 (15) | 3.7 μg/m3 (16) | 45.0 | |
| Sept. 16, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 48.0 ppb (45) | N/A | 181.0 μg/m3 (114) | 12.8 μg/m3 (53) | 114.0 | |
| Sept. 16, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 145.0 μg/m3 (96) | 16.4 μg/m3 (61) | 96.0 | |
| Sept. 16, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 32.0 μg/m3 (30) | 13.3 μg/m3 (54) | 54.0 | |
| Sept. 16, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 57.0 μg/m3 (52) | 13.7 μg/m3 (55) | 55.0 | |
| Sept. 16, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 ppb (74) | N/A | 25.0 μg/m3 (24) | 11.0 μg/m3 (46) | 74.0 | |
| Sept. 15, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 ppb (78) | N/A | 21.0 μg/m3 (20) | 9.9 μg/m3 (42) | 78.0 | |
| Sept. 15, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 228.0 μg/m3 (138) | 48.7 μg/m3 (134) | 138.0 | |
| Sept. 15, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 198.0 μg/m3 (123) | 70.2 μg/m3 (159) | 159.0 | |
| Sept. 15, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 ppb (68) | N/A | 200.0 μg/m3 (124) | 34.1 μg/m3 (98) | 124.0 | |
| Sept. 15, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | N/A | 71.0 μg/m3 (160) | 160.0 | |
| Sept. 15, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 56.0 ppb (55) | N/A | 34.0 μg/m3 (32) | 11.1 μg/m3 (47) | 55.0 | |
| Sept. 15, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 49.0 ppb (46) | N/A | 142.0 μg/m3 (95) | 42.5 μg/m3 (119) | 119.0 | |
| Sept. 15, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 41.0 μg/m3 (38) | 13.3 μg/m3 (54) | 54.0 | |
| Sept. 15, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 166.0 μg/m3 (107) | 19.1 μg/m3 (66) | 107.0 | |
| Sept. 15, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 59.0 μg/m3 (53) | 18.8 μg/m3 (66) | 66.0 | |
| Sept. 15, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 41.0 μg/m3 (38) | 15.7 μg/m3 (59) | 59.0 | |
| Sept. 15, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 22.0 μg/m3 (21) | 10.9 μg/m3 (46) | 46.0 | |
| Sept. 15, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 22.0 μg/m3 (21) | 11.2 μg/m3 (47) | 47.0 | |
| Sept. 15, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 20.0 μg/m3 (19) | 9.7 μg/m3 (41) | 41.0 | |
| Sept. 15, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 22.0 μg/m3 (21) | 9.8 μg/m3 (41) | 41.0 | |
| Sept. 15, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 23.0 μg/m3 (22) | 10.2 μg/m3 (43) | 43.0 | |
| Sept. 15, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 19.0 μg/m3 (18) | 9.5 μg/m3 (40) | 40.0 | |
| Sept. 15, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 25.0 μg/m3 (24) | 11.6 μg/m3 (49) | 49.0 | |
| Sept. 15, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 46.0 μg/m3 (43) | 16.8 μg/m3 (61) | 61.0 | |
| Sept. 15, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 44.0 μg/m3 (41) | 18.5 μg/m3 (65) | 65.0 | |
| Sept. 15, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 83.0 μg/m3 (65) | 29.1 μg/m3 (87) | 87.0 | |
| Sept. 15, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 121.0 μg/m3 (84) | 38.6 μg/m3 (109) | 109.0 | |
| Sept. 15, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 69.0 μg/m3 (58) | 20.9 μg/m3 (70) | 70.0 | |
| Sept. 15, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 23.0 μg/m3 (22) | 11.2 μg/m3 (47) | 65.0 | |
| Sept. 14, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 61.0 ppb (71) | N/A | 24.0 μg/m3 (23) | 10.2 μg/m3 (43) | 71.0 | |
| Sept. 14, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 71.0 ppb (101) | N/A | 23.0 μg/m3 (22) | 10.6 μg/m3 (45) | 101.0 | |
| Sept. 14, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 74.0 ppb (103) | N/A | 31.0 μg/m3 (29) | 13.7 μg/m3 (55) | 103.0 | |
| Sept. 14, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 70.0 ppb (100) | N/A | 44.0 μg/m3 (41) | 14.3 μg/m3 (56) | 100.0 | |
| Sept. 14, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 59.0 ppb (65) | N/A | 28.0 μg/m3 (26) | 13.3 μg/m3 (54) | 65.0 | |
| Sept. 14, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 ppb (51) | N/A | 40.0 μg/m3 (38) | 13.4 μg/m3 (54) | 54.0 | |
| Sept. 14, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 ppb (42) | N/A | 42.0 μg/m3 (39) | 11.4 μg/m3 (48) | 48.0 | |
| Sept. 14, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 36.0 μg/m3 (34) | 12.4 μg/m3 (52) | 52.0 | |
| Sept. 14, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 ppb (31) | N/A | 71.0 μg/m3 (59) | 11.9 μg/m3 (50) | 59.0 |