Edmond (University House) OK, US: 35.612801, -97.472198
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
April 11, 2021, 2 a.m. | 13.0 ppb (13) | 0.0 ppb (0) | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.5 ppb (6) | 21.0 μg/m3 (20) | 10.5 μg/m3 (44) | 44.0 | |
April 11, 2021, 1 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 7.9 μg/m3 (33) | 40.0 | |
April 11, 2021, midnight | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.3 ppb (4) | 18.0 μg/m3 (17) | 6.9 μg/m3 (29) | 47.0 | |
April 10, 2021, 11 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.3 ppb (4) | 17.0 μg/m3 (16) | 6.5 μg/m3 (28) | 48.0 | |
April 10, 2021, 10 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.3 ppb (4) | 18.0 μg/m3 (17) | 7.1 μg/m3 (30) | 47.0 | |
April 10, 2021, 9 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.3 ppb (4) | 18.0 μg/m3 (17) | 6.8 μg/m3 (29) | 46.0 | |
April 10, 2021, 8 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.3 ppb (4) | 16.0 μg/m3 (15) | 6.5 μg/m3 (28) | 44.0 | |
April 10, 2021, 7 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.3 ppb (4) | 16.0 μg/m3 (15) | 6.3 μg/m3 (27) | 42.0 | |
April 10, 2021, 6 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 14.0 μg/m3 (13) | 6.3 μg/m3 (27) | 41.0 | |
April 10, 2021, 5 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 17.0 μg/m3 (16) | 6.9 μg/m3 (29) | 41.0 | |
April 10, 2021, 4 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.3 ppb (4) | 17.0 μg/m3 (16) | 6.7 μg/m3 (28) | 39.0 | |
April 10, 2021, 3 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.3 ppb (4) | 13.0 μg/m3 (13) | 5.4 μg/m3 (23) | 36.0 | |
April 10, 2021, 2 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.3 ppb (4) | 9.0 μg/m3 (9) | 4.2 μg/m3 (18) | 33.0 | |
April 10, 2021, 1 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.3 ppb (4) | 8.0 μg/m3 (8) | 3.6 μg/m3 (16) | 31.0 | |
April 10, 2021, noon | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.3 ppb (4) | 7.0 μg/m3 (7) | 3.3 μg/m3 (14) | 31.0 | |
April 10, 2021, 11 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.3 ppb (4) | 6.0 μg/m3 (6) | 3.3 μg/m3 (14) | 29.0 | |
April 10, 2021, 10 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.3 ppb (4) | 7.0 μg/m3 (7) | 3.8 μg/m3 (16) | 24.0 | |
April 10, 2021, 9 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.3 ppb (4) | 8.0 μg/m3 (8) | 4.0 μg/m3 (17) | 24.0 | |
April 10, 2021, 8 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.3 ppb (4) | 9.0 μg/m3 (9) | 4.4 μg/m3 (19) | 25.0 | |
April 10, 2021, 7 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.3 ppb (4) | 9.0 μg/m3 (9) | 5.1 μg/m3 (22) | 28.0 | |
April 10, 2021, 6 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.3 ppb (4) | 9.0 μg/m3 (9) | 4.7 μg/m3 (20) | 31.0 | |
April 10, 2021, 5 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 12.0 μg/m3 (12) | 5.4 μg/m3 (23) | 37.0 | |
April 10, 2021, 4 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 13.0 μg/m3 (13) | 5.3 μg/m3 (23) | 41.0 | |
April 10, 2021, 3 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.3 ppb (4) | 16.0 μg/m3 (15) | 5.5 μg/m3 (23) | 44.0 | |
April 10, 2021, 2 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 7.4 μg/m3 (31) | 43.0 | |
April 10, 2021, 1 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 39.0 μg/m3 (37) | 8.8 μg/m3 (37) | 41.0 | |
April 10, 2021, midnight | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 78.0 μg/m3 (63) | 12.1 μg/m3 (51) | 63.0 | |
April 9, 2021, 11 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.3 ppb (4) | 86.0 μg/m3 (67) | 19.9 μg/m3 (68) | 68.0 | |
April 9, 2021, 10 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.4 ppb (5) | 53.0 μg/m3 (50) | 29.1 μg/m3 (87) | 87.0 | |
April 9, 2021, 9 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.4 ppb (5) | 50.0 μg/m3 (47) | 29.0 μg/m3 (87) | 87.0 | |
April 9, 2021, 8 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.4 ppb (5) | 48.0 μg/m3 (45) | 28.1 μg/m3 (85) | 85.0 | |
April 9, 2021, 7 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.4 ppb (5) | 47.0 μg/m3 (44) | 27.8 μg/m3 (85) | 85.0 | |
April 9, 2021, 6 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.4 ppb (5) | 55.0 μg/m3 (51) | 28.4 μg/m3 (86) | 86.0 | |
April 9, 2021, 5 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | 38.0 ppb (36) | 0.4 ppb (5) | 45.0 μg/m3 (42) | 27.7 μg/m3 (84) | 84.0 | |
April 9, 2021, 4 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | 0.4 ppb (5) | 47.0 μg/m3 (44) | 26.6 μg/m3 (82) | 82.0 | |
April 9, 2021, 3 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | N/A | N/A | 44.0 μg/m3 (41) | 23.9 μg/m3 (76) | 76.0 | |
April 9, 2021, 2 p.m. | 10.0 ppb (10) | 1.0 ppb (1) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.5 ppb (6) | 42.0 μg/m3 (39) | 19.0 μg/m3 (66) | 66.0 | |
April 9, 2021, 1 p.m. | 11.0 ppb (11) | 1.0 ppb (1) | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.5 ppb (6) | 38.0 μg/m3 (36) | 16.1 μg/m3 (60) | 60.0 | |
April 9, 2021, noon | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.4 ppb (5) | 32.0 μg/m3 (30) | 14.0 μg/m3 (55) | 55.0 | |
April 9, 2021, 11 a.m. | 8.0 ppb (8) | 0.0 ppb (0) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.4 ppb (5) | 30.0 μg/m3 (28) | 13.3 μg/m3 (54) | 54.0 | |
April 9, 2021, 10 a.m. | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.4 ppb (5) | 33.0 μg/m3 (31) | 12.7 μg/m3 (53) | 53.0 | |
April 9, 2021, 9 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.3 ppb (4) | 33.0 μg/m3 (31) | 11.4 μg/m3 (48) | 48.0 | |
April 9, 2021, 8 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.3 ppb (4) | 34.0 μg/m3 (32) | 10.2 μg/m3 (43) | 48.0 | |
April 9, 2021, 7 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.3 ppb (4) | 37.0 μg/m3 (35) | 9.5 μg/m3 (40) | 51.0 | |
April 9, 2021, 6 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.3 ppb (4) | 38.0 μg/m3 (36) | 10.2 μg/m3 (43) | 51.0 | |
April 9, 2021, 5 a.m. | 6.0 ppb (6) | 0.0 ppb (0) | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.3 ppb (4) | 44.0 μg/m3 (41) | 14.8 μg/m3 (57) | 57.0 | |
April 9, 2021, 4 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.3 ppb (4) | 39.0 μg/m3 (37) | 13.2 μg/m3 (54) | 54.0 | |
April 9, 2021, 3 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.3 ppb (4) | 41.0 μg/m3 (38) | 9.1 μg/m3 (38) | 47.0 | |
April 9, 2021, 2 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.3 ppb (4) | 35.0 μg/m3 (33) | 7.7 μg/m3 (33) | 47.0 | |
April 9, 2021, 1 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.3 ppb (4) | 31.0 μg/m3 (29) | 7.3 μg/m3 (31) | 49.0 | |
April 9, 2021, midnight | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.3 ppb (4) | 30.0 μg/m3 (28) | 7.7 μg/m3 (33) | 50.0 | |
April 8, 2021, 11 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.3 ppb (4) | 32.0 μg/m3 (30) | 8.0 μg/m3 (34) | 51.0 | |
April 8, 2021, 10 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 54.0 ppb (50) | 0.3 ppb (4) | 30.0 μg/m3 (28) | 7.3 μg/m3 (31) | 50.0 | |
April 8, 2021, 9 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 7.0 μg/m3 (30) | 51.0 | |
April 8, 2021, 8 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.3 ppb (4) | 31.0 μg/m3 (29) | 6.9 μg/m3 (29) | 51.0 | |
April 8, 2021, 7 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 6.7 μg/m3 (28) | 51.0 | |
April 8, 2021, 6 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.3 ppb (4) | 28.0 μg/m3 (26) | 6.8 μg/m3 (29) | 49.0 | |
April 8, 2021, 5 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.2 ppb (3) | 36.0 μg/m3 (34) | 7.3 μg/m3 (31) | 48.0 | |
April 8, 2021, 4 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.2 ppb (3) | 33.0 μg/m3 (31) | 7.8 μg/m3 (33) | 45.0 | |
April 8, 2021, 3 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.3 ppb (4) | 33.0 μg/m3 (31) | 8.0 μg/m3 (34) | 42.0 | |
April 8, 2021, 2 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.3 ppb (4) | 40.0 μg/m3 (38) | 8.5 μg/m3 (36) | 38.0 | |
April 8, 2021, 1 p.m. | 8.0 ppb (8) | 1.0 ppb (1) | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.3 ppb (4) | 31.0 μg/m3 (29) | 7.4 μg/m3 (31) | 31.0 | |
April 8, 2021, noon | 9.0 ppb (9) | 0.0 ppb (0) | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.3 ppb (4) | 23.0 μg/m3 (22) | 6.8 μg/m3 (29) | 29.0 | |
April 8, 2021, 11 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.3 ppb (4) | 18.0 μg/m3 (17) | 6.1 μg/m3 (26) | 32.0 | |
April 8, 2021, 10 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.3 ppb (4) | 19.0 μg/m3 (18) | 6.3 μg/m3 (27) | 34.0 | |
April 8, 2021, 9 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.3 ppb (4) | 17.0 μg/m3 (16) | 6.0 μg/m3 (25) | 34.0 | |
April 8, 2021, 8 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.3 ppb (4) | 18.0 μg/m3 (17) | 6.3 μg/m3 (27) | 35.0 | |
April 8, 2021, 7 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 18.0 μg/m3 (17) | 6.3 μg/m3 (27) | 37.0 | |
April 8, 2021, 6 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.3 ppb (4) | 15.0 μg/m3 (14) | 5.8 μg/m3 (25) | 38.0 | |
April 8, 2021, 5 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.3 ppb (4) | 18.0 μg/m3 (17) | 6.2 μg/m3 (26) | 35.0 | |
April 8, 2021, 4 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.3 ppb (4) | 17.0 μg/m3 (16) | 6.0 μg/m3 (25) | 36.0 | |
April 8, 2021, 3 a.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 8.9 μg/m3 (38) | 38.0 | |
April 8, 2021, 2 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 8.7 μg/m3 (37) | 37.0 | |
April 8, 2021, 1 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.3 ppb (4) | 19.0 μg/m3 (18) | 6.5 μg/m3 (28) | 32.0 | |
April 8, 2021, midnight | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 15.0 μg/m3 (14) | 5.8 μg/m3 (25) | 37.0 | |
April 7, 2021, 11 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.3 ppb (4) | 13.0 μg/m3 (13) | 4.7 μg/m3 (20) | 38.0 | |
April 7, 2021, 10 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 17.0 μg/m3 (16) | 4.6 μg/m3 (20) | 37.0 | |
April 7, 2021, 9 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 4.8 μg/m3 (20) | 37.0 | |
April 7, 2021, 8 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.3 ppb (4) | 23.0 μg/m3 (22) | 4.0 μg/m3 (17) | 38.0 | |
April 7, 2021, 7 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 4.1 μg/m3 (18) | 38.0 | |
April 7, 2021, 6 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.3 ppb (4) | 34.0 μg/m3 (32) | 5.2 μg/m3 (22) | 40.0 | |
April 7, 2021, 5 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.3 ppb (4) | 28.0 μg/m3 (26) | 4.3 μg/m3 (18) | 40.0 | |
April 7, 2021, 4 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 3.9 μg/m3 (17) | 38.0 | |
April 7, 2021, 3 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 4.0 μg/m3 (17) | 35.0 | |
April 7, 2021, 2 p.m. | 2.0 ppb (2) | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.3 ppb (4) | 20.0 μg/m3 (19) | 4.0 μg/m3 (17) | 28.0 | |
April 7, 2021, 1 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.3 ppb (4) | 20.0 μg/m3 (19) | 3.8 μg/m3 (16) | 25.0 | |
April 7, 2021, noon | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 4.5 μg/m3 (19) | 25.0 | |
April 7, 2021, 11 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.3 ppb (4) | 33.0 μg/m3 (31) | 6.1 μg/m3 (26) | 31.0 | |
April 7, 2021, 10 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.3 ppb (4) | 42.0 μg/m3 (39) | 9.4 μg/m3 (40) | 40.0 | |
April 7, 2021, 9 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.3 ppb (4) | 53.0 μg/m3 (50) | 12.6 μg/m3 (53) | 53.0 | |
April 7, 2021, 8 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.3 ppb (4) | 39.0 μg/m3 (37) | 15.7 μg/m3 (59) | 59.0 | |
April 7, 2021, 7 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.4 ppb (5) | 30.0 μg/m3 (28) | 14.4 μg/m3 (56) | 56.0 | |
April 7, 2021, 6 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.4 ppb (5) | 29.0 μg/m3 (27) | 13.1 μg/m3 (54) | 54.0 | |
April 7, 2021, 5 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.4 ppb (5) | 33.0 μg/m3 (31) | 12.4 μg/m3 (52) | 52.0 | |
April 7, 2021, 4 a.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.4 ppb (5) | 31.0 μg/m3 (29) | 12.4 μg/m3 (52) | 52.0 | |
April 7, 2021, 3 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.4 ppb (5) | 33.0 μg/m3 (31) | 13.2 μg/m3 (54) | 54.0 | |
April 7, 2021, 2 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.4 ppb (5) | 36.0 μg/m3 (34) | 14.2 μg/m3 (56) | 56.0 | |
April 7, 2021, 1 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.4 ppb (5) | 39.0 μg/m3 (37) | 13.8 μg/m3 (55) | 55.0 | |
April 7, 2021, midnight | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.4 ppb (5) | 41.0 μg/m3 (38) | 14.1 μg/m3 (56) | 56.0 | |
April 6, 2021, 11 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.4 ppb (5) | 51.0 μg/m3 (48) | 14.6 μg/m3 (57) | 57.0 | |
April 6, 2021, 10 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.4 ppb (5) | 59.0 μg/m3 (53) | 15.2 μg/m3 (58) | 58.0 | |
April 6, 2021, 9 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.4 ppb (5) | 67.0 μg/m3 (57) | 15.0 μg/m3 (58) | 58.0 | |
April 6, 2021, 8 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 51.0 μg/m3 (48) | 13.9 μg/m3 (55) | 55.0 | |
April 6, 2021, 7 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.4 ppb (5) | 75.0 μg/m3 (61) | 14.7 μg/m3 (57) | 61.0 | |
April 6, 2021, 6 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.4 ppb (5) | 46.0 μg/m3 (43) | 12.1 μg/m3 (51) | 51.0 | |
April 6, 2021, 5 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.4 ppb (5) | 50.0 μg/m3 (47) | 11.7 μg/m3 (49) | 49.0 | |
April 6, 2021, 4 p.m. | 3.0 ppb (3) | 1.0 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.4 ppb (5) | N/A | N/A | 33.0 | |
April 6, 2021, 3 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 9.6 μg/m3 (40) | 40.0 | |
April 6, 2021, 2 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.4 ppb (5) | 31.0 μg/m3 (29) | 10.1 μg/m3 (43) | 43.0 | |
April 6, 2021, 1 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 10.1 μg/m3 (43) | 43.0 | |
April 6, 2021, noon | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 9.8 μg/m3 (41) | 41.0 | |
April 6, 2021, 11 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.3 ppb (4) | 19.0 μg/m3 (18) | 9.7 μg/m3 (41) | 41.0 | |
April 6, 2021, 10 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.3 ppb (4) | 20.0 μg/m3 (19) | 9.7 μg/m3 (41) | 41.0 | |
April 6, 2021, 9 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.3 ppb (4) | 20.0 μg/m3 (19) | 9.7 μg/m3 (41) | 41.0 | |
April 6, 2021, 8 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.3 ppb (4) | 20.0 μg/m3 (19) | 9.8 μg/m3 (41) | 41.0 | |
April 6, 2021, 7 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.3 ppb (4) | 23.0 μg/m3 (22) | 10.2 μg/m3 (43) | 43.0 | |
April 6, 2021, 6 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.3 ppb (4) | 23.0 μg/m3 (22) | 10.8 μg/m3 (46) | 46.0 | |
April 6, 2021, 5 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.3 ppb (4) | 24.0 μg/m3 (23) | 11.0 μg/m3 (46) | 46.0 | |
April 6, 2021, 4 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 10.6 μg/m3 (45) | 45.0 | |
April 6, 2021, 3 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 10.5 μg/m3 (44) | 48.0 | |
April 6, 2021, 2 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 10.5 μg/m3 (44) | 50.0 | |
April 6, 2021, 1 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 10.8 μg/m3 (46) | 50.0 | |
April 6, 2021, midnight | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.3 ppb (4) | 29.0 μg/m3 (27) | 10.3 μg/m3 (43) | 49.0 | |
April 5, 2021, 11 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.3 ppb (4) | 31.0 μg/m3 (29) | 10.2 μg/m3 (43) | 46.0 | |
April 5, 2021, 10 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.3 ppb (4) | 31.0 μg/m3 (29) | 10.5 μg/m3 (44) | 44.0 | |
April 5, 2021, 9 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.3 ppb (4) | 49.0 μg/m3 (46) | 11.3 μg/m3 (48) | 48.0 | |
April 5, 2021, 8 p.m. | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 37.0 μg/m3 (35) | 10.7 μg/m3 (45) | 45.0 | |
April 5, 2021, 7 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.3 ppb (4) | 33.0 μg/m3 (31) | 10.8 μg/m3 (46) | 46.0 | |
April 5, 2021, 6 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 32.0 μg/m3 (30) | 10.7 μg/m3 (45) | 45.0 | |
April 5, 2021, 5 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.3 ppb (4) | 29.0 μg/m3 (27) | 10.8 μg/m3 (46) | 46.0 | |
April 5, 2021, 4 p.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | 44.0 ppb (41) | 0.4 ppb (5) | 33.0 μg/m3 (31) | 11.4 μg/m3 (48) | 48.0 | |
April 5, 2021, 3 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | 41.0 ppb (38) | 0.4 ppb (5) | 28.0 μg/m3 (26) | 12.1 μg/m3 (51) | 51.0 | |
April 5, 2021, 2 p.m. | 5.0 ppb (5) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 38.0 ppb (36) | 0.4 ppb (5) | 25.0 μg/m3 (24) | 10.8 μg/m3 (46) | 46.0 | |
April 5, 2021, 1 p.m. | 6.0 ppb (6) | 1.0 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | 0.3 ppb (4) | 22.0 μg/m3 (21) | 10.7 μg/m3 (45) | 45.0 | |
April 5, 2021, noon | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.3 ppb (4) | 19.0 μg/m3 (18) | 10.1 μg/m3 (43) | 43.0 | |
April 5, 2021, 11 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.3 ppb (4) | 19.0 μg/m3 (18) | 10.1 μg/m3 (43) | 43.0 | |
April 5, 2021, 10 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.3 ppb (4) | 19.0 μg/m3 (18) | 9.8 μg/m3 (41) | 41.0 | |
April 5, 2021, 9 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.3 ppb (4) | 20.0 μg/m3 (19) | 10.1 μg/m3 (43) | 43.0 | |
April 5, 2021, 8 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 11.0 μg/m3 (46) | 46.0 | |
April 5, 2021, 7 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 11.5 μg/m3 (48) | 48.0 | |
April 5, 2021, 6 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.3 ppb (4) | 24.0 μg/m3 (23) | 11.4 μg/m3 (48) | 48.0 | |
April 5, 2021, 5 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 10.4 μg/m3 (44) | 44.0 | |
April 5, 2021, 4 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 9.7 μg/m3 (41) | 41.0 | |
April 5, 2021, 3 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 9.3 μg/m3 (39) | 39.0 | |
April 5, 2021, 2 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 9.5 μg/m3 (40) | 40.0 | |
April 5, 2021, 1 a.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 8.8 μg/m3 (37) | 39.0 | |
April 5, 2021, midnight | 0.0 ppb (0) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 23.0 μg/m3 (22) | 9.1 μg/m3 (38) | 41.0 | |
April 4, 2021, 11 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 10.5 μg/m3 (44) | 44.0 | |
April 4, 2021, 10 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 11.1 μg/m3 (47) | 47.0 | |
April 4, 2021, 9 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.3 ppb (4) | 24.0 μg/m3 (23) | 10.3 μg/m3 (43) | 46.0 | |
April 4, 2021, 8 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.3 ppb (4) | 24.0 μg/m3 (23) | 10.0 μg/m3 (42) | 46.0 | |
April 4, 2021, 7 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 10.0 μg/m3 (42) | 44.0 | |
April 4, 2021, 6 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.3 ppb (4) | 22.0 μg/m3 (21) | 10.2 μg/m3 (43) | 43.0 | |
April 4, 2021, 5 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.3 ppb (4) | 21.0 μg/m3 (20) | 9.7 μg/m3 (41) | 42.0 | |
April 4, 2021, 4 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.3 ppb (4) | 17.0 μg/m3 (16) | 9.1 μg/m3 (38) | 41.0 | |
April 4, 2021, 3 p.m. | 1.0 ppb (1) | 0.0 ppb (0) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.3 ppb (4) | 20.0 μg/m3 (19) | 10.0 μg/m3 (42) | 42.0 | |
April 4, 2021, 2 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 23.0 μg/m3 (22) | 11.8 μg/m3 (50) | 50.0 | |
April 4, 2021, 1 p.m. | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 15.4 μg/m3 (58) | 58.0 | |
April 4, 2021, noon | 5.0 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 26.0 ppb (25) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 16.2 μg/m3 (60) | 60.0 | |
April 4, 2021, 11 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.3 ppb (4) | 26.0 μg/m3 (25) | 16.1 μg/m3 (60) | 60.0 | |
April 4, 2021, 10 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 14.4 μg/m3 (56) | 56.0 | |
April 4, 2021, 9 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.3 ppb (4) | 24.0 μg/m3 (23) | 13.3 μg/m3 (54) | 54.0 | |
April 4, 2021, 8 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 13.5 μg/m3 (54) | 54.0 | |
April 4, 2021, 7 a.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.3 ppb (4) | 25.0 μg/m3 (24) | 12.6 μg/m3 (53) | 53.0 | |
April 4, 2021, 6 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 13.1 μg/m3 (54) | 54.0 | |
April 4, 2021, 5 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.3 ppb (4) | 27.0 μg/m3 (25) | 14.0 μg/m3 (55) | 55.0 | |
April 4, 2021, 4 a.m. | 3.0 ppb (3) | 0.0 ppb (0) | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.3 ppb (4) | 30.0 μg/m3 (28) | 14.7 μg/m3 (57) | 57.0 | |
April 4, 2021, 3 a.m. | 2.0 ppb (2) | 0.0 ppb (0) | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 57.0 ppb (58) | 0.3 ppb (4) | 32.0 μg/m3 (30) | 14.3 μg/m3 (56) | 58.0 |