Bountiful (Wayne Cooper) UT, US: 40.897999, -111.885498
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
March 6, 2021, 9 a.m. | 12.1 ppb (12) | 0.3 ppb (1) | N/A | 12.0 ppb (12) | N/A | N/A | 23.0 ppb (22) | N/A | N/A | 2.2 μg/m3 (10) | 22.0 | |
March 6, 2021, 8 a.m. | 12.8 ppb (13) | 0.4 ppb (1) | N/A | 13.0 ppb (13) | N/A | N/A | 23.0 ppb (22) | N/A | N/A | 1.8 μg/m3 (8) | 22.0 | |
March 6, 2021, 7 a.m. | 16.2 ppb (16) | 0.4 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 2.4 μg/m3 (10) | 18.0 | |
March 6, 2021, 6 a.m. | 23.6 ppb (23) | 0.7 ppb (1) | N/A | 23.0 ppb (22) | N/A | N/A | 15.0 ppb (14) | N/A | N/A | 5.6 μg/m3 (24) | 24.0 | |
March 6, 2021, 5 a.m. | 24.1 ppb (23) | 0.8 ppb (1) | N/A | 24.0 ppb (23) | N/A | N/A | 16.0 ppb (15) | N/A | N/A | 6.5 μg/m3 (28) | 28.0 | |
March 6, 2021, 4 a.m. | 15.7 ppb (15) | 0.3 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 4.5 μg/m3 (19) | 25.0 | |
March 6, 2021, 3 a.m. | 14.5 ppb (14) | 0.3 ppb (1) | N/A | 14.0 ppb (14) | N/A | N/A | 31.0 ppb (29) | N/A | N/A | 4.7 μg/m3 (20) | 29.0 | |
March 6, 2021, 2 a.m. | 17.9 ppb (17) | 0.5 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 30.0 ppb (28) | N/A | N/A | 5.9 μg/m3 (25) | 28.0 | |
March 6, 2021, 1 a.m. | 16.0 ppb (16) | 0.4 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | 35.0 ppb (33) | N/A | N/A | 11.5 μg/m3 (48) | 48.0 | |
March 6, 2021, midnight | 8.4 ppb (8) | 0.6 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | 47.0 ppb (44) | N/A | N/A | 7.4 μg/m3 (31) | 44.0 | |
March 5, 2021, 11 p.m. | 7.8 ppb (8) | 1.0 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | 49.0 ppb (46) | N/A | N/A | 7.7 μg/m3 (33) | 46.0 | |
March 5, 2021, 10 p.m. | 9.4 ppb (9) | 1.6 ppb (2) | N/A | 8.0 ppb (8) | N/A | N/A | 47.0 ppb (44) | N/A | N/A | 8.6 μg/m3 (36) | 44.0 | |
March 5, 2021, 9 p.m. | 11.7 ppb (12) | 2.6 ppb (3) | N/A | 9.0 ppb (9) | N/A | N/A | 45.0 ppb (42) | N/A | N/A | 8.7 μg/m3 (37) | 42.0 | |
March 5, 2021, 8 p.m. | 11.4 ppb (11) | 2.9 ppb (3) | N/A | 9.0 ppb (9) | N/A | N/A | 43.0 ppb (40) | N/A | N/A | 8.1 μg/m3 (34) | 40.0 | |
March 5, 2021, 7 p.m. | 11.2 ppb (11) | 3.1 ppb (3) | N/A | 8.0 ppb (8) | N/A | N/A | 42.0 ppb (39) | N/A | N/A | 8.1 μg/m3 (34) | 39.0 | |
March 5, 2021, 6 p.m. | 13.8 ppb (14) | 3.9 ppb (4) | N/A | 10.0 ppb (10) | N/A | N/A | 41.0 ppb (38) | N/A | N/A | 8.0 μg/m3 (34) | 38.0 | |
March 5, 2021, 5 p.m. | 26.9 ppb (26) | 9.4 ppb (9) | N/A | 18.0 ppb (17) | N/A | N/A | 32.0 ppb (30) | N/A | N/A | 10.7 μg/m3 (45) | 45.0 | |
March 5, 2021, 4 p.m. | 19.6 ppb (19) | 6.0 ppb (6) | N/A | 14.0 ppb (14) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 9.1 μg/m3 (38) | 38.0 | |
March 5, 2021, 3 p.m. | 32.0 ppb (31) | 10.0 ppb (10) | N/A | 22.0 ppb (21) | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 7.6 μg/m3 (32) | 32.0 | |
March 5, 2021, 2 p.m. | 43.7 ppb (42) | 11.8 ppb (12) | N/A | 32.0 ppb (31) | N/A | N/A | 8.0 ppb (8) | N/A | N/A | 6.7 μg/m3 (28) | 42.0 | |
March 5, 2021, 1 p.m. | 39.1 ppb (37) | 7.0 ppb (7) | N/A | 32.0 ppb (31) | N/A | N/A | 7.0 ppb (7) | N/A | N/A | 6.5 μg/m3 (28) | 37.0 | |
March 5, 2021, noon | 22.5 ppb (22) | 0.6 ppb (1) | N/A | 22.0 ppb (21) | N/A | N/A | 14.0 ppb (13) | N/A | N/A | 5.3 μg/m3 (23) | 23.0 | |
March 5, 2021, 11 a.m. | 20.6 ppb (20) | 0.7 ppb (1) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | 3.6 μg/m3 (16) | 20.0 | |
March 5, 2021, 10 a.m. | 16.9 ppb (16) | 0.4 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 3.7 μg/m3 (16) | 18.0 | |
March 5, 2021, 9 a.m. | 17.0 ppb (17) | 0.4 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | 19.0 ppb (18) | N/A | N/A | 3.6 μg/m3 (16) | 18.0 | |
March 5, 2021, 8 a.m. | 12.8 ppb (13) | 0.3 ppb (1) | N/A | 13.0 ppb (13) | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 4.5 μg/m3 (19) | 23.0 | |
March 5, 2021, 7 a.m. | 14.2 ppb (14) | 0.5 ppb (1) | N/A | 14.0 ppb (14) | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 6.1 μg/m3 (26) | 26.0 | |
March 5, 2021, 6 a.m. | 10.6 ppb (10) | 0.2 ppb (1) | N/A | 11.0 ppb (11) | N/A | N/A | 30.0 ppb (28) | N/A | N/A | 3.7 μg/m3 (16) | 28.0 | |
March 5, 2021, 5 a.m. | 10.7 ppb (11) | 0.2 ppb (1) | N/A | 11.0 ppb (11) | N/A | N/A | 30.0 ppb (28) | N/A | N/A | 4.9 μg/m3 (21) | 28.0 | |
March 5, 2021, 4 a.m. | 9.6 ppb (10) | 0.2 ppb (1) | N/A | 10.0 ppb (10) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 5.5 μg/m3 (23) | 31.0 | |
March 5, 2021, 3 a.m. | 7.7 ppb (8) | 0.2 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 9.5 μg/m3 (40) | 40.0 | |
March 5, 2021, 2 a.m. | 10.2 ppb (10) | 0.4 ppb (1) | N/A | 10.0 ppb (10) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 8.5 μg/m3 (36) | 36.0 | |
March 5, 2021, 1 a.m. | 10.7 ppb (11) | 0.4 ppb (1) | N/A | 11.0 ppb (11) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 7.0 μg/m3 (30) | 35.0 | |
March 5, 2021, midnight | 4.6 ppb (5) | 0.5 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | 45.0 ppb (42) | N/A | N/A | 7.4 μg/m3 (31) | 42.0 | |
March 4, 2021, 11 p.m. | 4.4 ppb (5) | 0.6 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | 45.0 ppb (42) | N/A | N/A | 8.9 μg/m3 (38) | 42.0 | |
March 4, 2021, 10 p.m. | 5.9 ppb (6) | 1.2 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | 44.0 ppb (41) | N/A | N/A | 7.7 μg/m3 (33) | 41.0 | |
March 4, 2021, 9 p.m. | 7.7 ppb (8) | 1.8 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | 41.0 ppb (38) | N/A | N/A | 7.9 μg/m3 (33) | 38.0 | |
March 4, 2021, 8 p.m. | 7.9 ppb (8) | 1.8 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | 40.0 ppb (38) | N/A | N/A | 7.0 μg/m3 (30) | 38.0 | |
March 4, 2021, 7 p.m. | 10.6 ppb (10) | 2.9 ppb (3) | N/A | 8.0 ppb (8) | N/A | N/A | 36.0 ppb (34) | N/A | N/A | 6.1 μg/m3 (26) | 34.0 | |
March 4, 2021, 6 p.m. | 12.6 ppb (12) | 3.7 ppb (4) | N/A | 9.0 ppb (9) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 5.2 μg/m3 (22) | 32.0 | |
March 4, 2021, 5 p.m. | 16.3 ppb (16) | 4.5 ppb (5) | N/A | 12.0 ppb (12) | N/A | N/A | 31.0 ppb (29) | N/A | N/A | 5.4 μg/m3 (23) | 29.0 | |
March 4, 2021, 4 p.m. | 34.7 ppb (33) | 12.0 ppb (12) | N/A | 23.0 ppb (22) | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 8.6 μg/m3 (36) | 36.0 | |
March 4, 2021, 3 p.m. | 43.5 ppb (42) | 15.3 ppb (15) | N/A | 29.0 ppb (28) | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 10.3 μg/m3 (43) | 43.0 | |
March 4, 2021, 2 p.m. | 37.8 ppb (36) | 6.9 ppb (7) | N/A | 31.0 ppb (30) | N/A | N/A | 8.0 ppb (8) | N/A | N/A | 9.3 μg/m3 (39) | 39.0 | |
March 4, 2021, 1 p.m. | 26.7 ppb (26) | 2.4 ppb (3) | N/A | 25.0 ppb (24) | N/A | N/A | 14.0 ppb (13) | N/A | N/A | 7.7 μg/m3 (33) | 33.0 | |
March 4, 2021, noon | 18.4 ppb (18) | 0.4 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 8.0 μg/m3 (34) | 34.0 | |
March 4, 2021, 11 a.m. | 17.0 ppb (17) | 0.4 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | 22.0 ppb (21) | N/A | N/A | 5.6 μg/m3 (24) | 24.0 | |
March 4, 2021, 10 a.m. | 15.5 ppb (15) | 0.3 ppb (1) | N/A | 16.0 ppb (16) | N/A | N/A | 23.0 ppb (22) | N/A | N/A | 7.4 μg/m3 (31) | 31.0 | |
March 4, 2021, 9 a.m. | 17.9 ppb (17) | 0.4 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 21.0 ppb (20) | N/A | N/A | 8.5 μg/m3 (36) | 36.0 | |
March 4, 2021, 8 a.m. | 14.6 ppb (14) | 0.4 ppb (1) | N/A | 15.0 ppb (15) | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 8.4 μg/m3 (36) | 36.0 | |
March 4, 2021, 7 a.m. | 14.1 ppb (14) | 0.3 ppb (1) | N/A | 14.0 ppb (14) | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 9.2 μg/m3 (39) | 39.0 | |
March 4, 2021, 6 a.m. | 15.5 ppb (15) | 0.3 ppb (1) | N/A | 15.0 ppb (15) | N/A | N/A | 32.0 ppb (30) | N/A | N/A | 6.2 μg/m3 (26) | 30.0 | |
March 4, 2021, 5 a.m. | 18.8 ppb (18) | 0.7 ppb (1) | N/A | 19.0 ppb (18) | N/A | N/A | 29.0 ppb (27) | N/A | N/A | 6.1 μg/m3 (26) | 27.0 | |
March 4, 2021, 4 a.m. | 25.7 ppb (25) | 0.7 ppb (1) | N/A | 25.0 ppb (24) | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 10.0 μg/m3 (42) | 42.0 | |
March 4, 2021, 3 a.m. | 18.5 ppb (18) | 0.5 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 28.0 ppb (26) | N/A | N/A | 6.5 μg/m3 (28) | 28.0 | |
March 4, 2021, 2 a.m. | 2.1 ppb (2) | 0.1 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 45.0 ppb (42) | N/A | N/A | 1.7 μg/m3 (8) | 42.0 | |
March 4, 2021, 1 a.m. | 4.6 ppb (5) | 0.5 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | 45.0 ppb (42) | N/A | N/A | 1.9 μg/m3 (8) | 42.0 | |
March 4, 2021, midnight | 8.3 ppb (8) | 1.0 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | 42.0 ppb (39) | N/A | N/A | 3.3 μg/m3 (14) | 39.0 | |
March 3, 2021, 11 p.m. | 10.2 ppb (10) | 2.0 ppb (2) | N/A | 8.0 ppb (8) | N/A | N/A | 41.0 ppb (38) | N/A | N/A | 3.2 μg/m3 (14) | 38.0 | |
March 3, 2021, 10 p.m. | 11.5 ppb (11) | 2.8 ppb (3) | N/A | 9.0 ppb (9) | N/A | N/A | 41.0 ppb (38) | N/A | N/A | 4.0 μg/m3 (17) | 38.0 | |
March 3, 2021, 9 p.m. | 14.9 ppb (15) | 4.5 ppb (5) | N/A | 11.0 ppb (11) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 5.0 μg/m3 (21) | 36.0 | |
March 3, 2021, 8 p.m. | 14.7 ppb (14) | 4.5 ppb (5) | N/A | 10.0 ppb (10) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 5.9 μg/m3 (25) | 35.0 | |
March 3, 2021, 7 p.m. | 18.2 ppb (18) | 6.5 ppb (7) | N/A | 12.0 ppb (12) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 7.2 μg/m3 (31) | 31.0 | |
March 3, 2021, 6 p.m. | 21.7 ppb (21) | 8.1 ppb (8) | N/A | 14.0 ppb (14) | N/A | N/A | 31.0 ppb (29) | N/A | N/A | 7.2 μg/m3 (31) | 31.0 | |
March 3, 2021, 5 p.m. | 35.9 ppb (34) | 15.5 ppb (15) | N/A | 21.0 ppb (20) | N/A | N/A | 23.0 ppb (22) | N/A | N/A | 10.1 μg/m3 (43) | 43.0 | |
March 3, 2021, 4 p.m. | 83.9 ppb (83) | 51.5 ppb (49) | N/A | 32.0 ppb (31) | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 13.2 μg/m3 (54) | 83.0 | |
March 3, 2021, 3 p.m. | 74.9 ppb (74) | 42.5 ppb (41) | N/A | 32.0 ppb (31) | N/A | N/A | 8.0 ppb (8) | N/A | N/A | 10.4 μg/m3 (44) | 74.0 | |
March 3, 2021, 2 p.m. | 50.1 ppb (48) | 17.9 ppb (17) | N/A | 32.0 ppb (31) | N/A | N/A | 4.0 ppb (4) | N/A | N/A | 5.9 μg/m3 (25) | 48.0 | |
March 3, 2021, 1 p.m. | 44.1 ppb (42) | 10.2 ppb (10) | N/A | 34.0 ppb (33) | N/A | N/A | 2.0 ppb (2) | N/A | N/A | 5.4 μg/m3 (23) | 42.0 | |
March 3, 2021, noon | 29.4 ppb (28) | 2.5 ppb (3) | N/A | 27.0 ppb (26) | N/A | N/A | 7.0 ppb (7) | N/A | N/A | 4.4 μg/m3 (19) | 28.0 | |
March 3, 2021, 11 a.m. | 21.3 ppb (21) | 0.6 ppb (1) | N/A | 21.0 ppb (20) | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 4.3 μg/m3 (18) | 21.0 | |
March 3, 2021, 10 a.m. | 20.7 ppb (20) | 0.5 ppb (1) | N/A | 21.0 ppb (20) | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 5.9 μg/m3 (25) | 25.0 | |
March 3, 2021, 9 a.m. | 25.5 ppb (25) | 0.9 ppb (1) | N/A | 25.0 ppb (24) | N/A | N/A | 9.0 ppb (9) | N/A | N/A | 8.0 μg/m3 (34) | 34.0 | |
March 3, 2021, 8 a.m. | 29.2 ppb (28) | 1.6 ppb (2) | N/A | 28.0 ppb (27) | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 7.2 μg/m3 (31) | 31.0 | |
March 3, 2021, 7 a.m. | 22.8 ppb (22) | 0.6 ppb (1) | N/A | 23.0 ppb (22) | N/A | N/A | 12.0 ppb (12) | N/A | N/A | 7.7 μg/m3 (33) | 33.0 | |
March 3, 2021, 6 a.m. | 18.5 ppb (18) | 0.4 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 16.0 ppb (15) | N/A | N/A | 5.3 μg/m3 (23) | 23.0 | |
March 3, 2021, 5 a.m. | 22.0 ppb (21) | 0.4 ppb (1) | N/A | 22.0 ppb (21) | N/A | N/A | 15.0 ppb (14) | N/A | N/A | 5.9 μg/m3 (25) | 25.0 | |
March 3, 2021, 4 a.m. | 25.3 ppb (24) | 0.7 ppb (1) | N/A | 25.0 ppb (24) | N/A | N/A | 15.0 ppb (14) | N/A | N/A | 8.0 μg/m3 (34) | 34.0 | |
March 3, 2021, 3 a.m. | 30.8 ppb (30) | 1.1 ppb (2) | N/A | 30.0 ppb (29) | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 10.0 μg/m3 (42) | 42.0 | |
March 3, 2021, 2 a.m. | 27.9 ppb (27) | 1.4 ppb (2) | N/A | 27.0 ppb (26) | N/A | N/A | 17.0 ppb (16) | N/A | N/A | 8.0 μg/m3 (34) | 34.0 | |
March 3, 2021, 1 a.m. | 17.9 ppb (17) | 0.4 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 27.0 ppb (25) | N/A | N/A | 5.7 μg/m3 (24) | 25.0 | |
March 3, 2021, midnight | 12.7 ppb (12) | 1.4 ppb (2) | N/A | 12.0 ppb (12) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 5.7 μg/m3 (24) | 35.0 | |
March 2, 2021, 11 p.m. | 17.9 ppb (17) | 3.9 ppb (4) | N/A | 14.0 ppb (14) | N/A | N/A | 36.0 ppb (34) | N/A | N/A | 7.3 μg/m3 (31) | 34.0 | |
March 2, 2021, 10 p.m. | 19.2 ppb (19) | 5.2 ppb (5) | N/A | 14.0 ppb (14) | N/A | N/A | 36.0 ppb (34) | N/A | N/A | 8.1 μg/m3 (34) | 34.0 | |
March 2, 2021, 9 p.m. | 22.8 ppb (22) | 7.6 ppb (8) | N/A | 16.0 ppb (16) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 9.0 μg/m3 (38) | 38.0 | |
March 2, 2021, 8 p.m. | 24.2 ppb (23) | 8.6 ppb (9) | N/A | 16.0 ppb (16) | N/A | N/A | 32.0 ppb (30) | N/A | N/A | 10.3 μg/m3 (43) | 43.0 | |
March 2, 2021, 7 p.m. | 28.3 ppb (27) | 10.8 ppb (11) | N/A | 18.0 ppb (17) | N/A | N/A | 29.0 ppb (27) | N/A | N/A | 10.7 μg/m3 (45) | 45.0 | |
March 2, 2021, 6 p.m. | 39.1 ppb (37) | 17.2 ppb (17) | N/A | 22.0 ppb (21) | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 11.8 μg/m3 (50) | 50.0 | |
March 2, 2021, 5 p.m. | 36.2 ppb (35) | 16.8 ppb (16) | N/A | 20.0 ppb (19) | N/A | N/A | 24.0 ppb (23) | N/A | N/A | 11.4 μg/m3 (48) | 48.0 | |
March 2, 2021, 4 p.m. | 37.8 ppb (36) | 16.8 ppb (16) | N/A | 21.0 ppb (20) | N/A | N/A | 22.0 ppb (21) | N/A | N/A | 12.6 μg/m3 (53) | 53.0 | |
March 2, 2021, 3 p.m. | 88.9 ppb (89) | 52.3 ppb (50) | N/A | 37.0 ppb (35) | N/A | N/A | 7.0 ppb (7) | N/A | N/A | 13.8 μg/m3 (55) | 89.0 | |
March 2, 2021, 2 p.m. | 53.7 ppb (51) | 20.6 ppb (20) | N/A | 33.0 ppb (32) | N/A | N/A | 4.0 ppb (4) | N/A | N/A | 8.9 μg/m3 (38) | 51.0 | |
March 2, 2021, 1 p.m. | 41.9 ppb (40) | 8.0 ppb (8) | N/A | 34.0 ppb (33) | N/A | N/A | 2.0 ppb (2) | N/A | N/A | 8.5 μg/m3 (36) | 40.0 | |
March 2, 2021, noon | 41.8 ppb (40) | 6.8 ppb (7) | N/A | 35.0 ppb (34) | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 10.3 μg/m3 (43) | 43.0 | |
March 2, 2021, 11 a.m. | 38.4 ppb (37) | 6.2 ppb (6) | N/A | 32.0 ppb (31) | N/A | N/A | 3.0 ppb (3) | N/A | N/A | 9.9 μg/m3 (42) | 42.0 | |
March 2, 2021, 10 a.m. | 28.4 ppb (27) | 1.4 ppb (2) | N/A | 27.0 ppb (26) | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 9.8 μg/m3 (41) | 41.0 | |
March 2, 2021, 9 a.m. | 29.4 ppb (28) | 1.5 ppb (2) | N/A | 28.0 ppb (27) | N/A | N/A | 4.0 ppb (4) | N/A | N/A | 9.7 μg/m3 (41) | 41.0 | |
March 2, 2021, 8 a.m. | 27.6 ppb (27) | 1.1 ppb (2) | N/A | 27.0 ppb (26) | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 9.3 μg/m3 (39) | 39.0 | |
March 2, 2021, 7 a.m. | 19.2 ppb (19) | 0.5 ppb (1) | N/A | 19.0 ppb (18) | N/A | N/A | 16.0 ppb (15) | N/A | N/A | 5.6 μg/m3 (24) | 24.0 | |
March 2, 2021, 6 a.m. | 21.2 ppb (20) | 0.6 ppb (1) | N/A | 21.0 ppb (20) | N/A | N/A | 13.0 ppb (13) | N/A | N/A | 6.1 μg/m3 (26) | 26.0 | |
March 2, 2021, 5 a.m. | 27.4 ppb (26) | 1.0 ppb (1) | N/A | 27.0 ppb (26) | N/A | N/A | 9.0 ppb (9) | N/A | N/A | 7.7 μg/m3 (33) | 33.0 | |
March 2, 2021, 4 a.m. | 31.9 ppb (31) | 1.9 ppb (2) | N/A | 30.0 ppb (29) | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 8.1 μg/m3 (34) | 34.0 | |
March 2, 2021, 3 a.m. | 28.2 ppb (27) | 0.9 ppb (1) | N/A | 28.0 ppb (27) | N/A | N/A | 11.0 ppb (11) | N/A | N/A | 8.3 μg/m3 (35) | 35.0 | |
March 2, 2021, 2 a.m. | 25.2 ppb (24) | 0.4 ppb (1) | N/A | 25.0 ppb (24) | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 10.5 μg/m3 (44) | 44.0 | |
March 2, 2021, 1 a.m. | 17.7 ppb (17) | 0.7 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | 32.0 ppb (30) | N/A | N/A | 6.0 μg/m3 (25) | 30.0 | |
March 2, 2021, midnight | 13.4 ppb (13) | 1.7 ppb (2) | N/A | 12.0 ppb (12) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 5.8 μg/m3 (25) | 36.0 | |
March 1, 2021, 11 p.m. | 14.5 ppb (14) | 3.2 ppb (4) | N/A | 12.0 ppb (12) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 6.3 μg/m3 (27) | 37.0 | |
March 1, 2021, 10 p.m. | 18.8 ppb (18) | 5.3 ppb (5) | N/A | 14.0 ppb (14) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 7.2 μg/m3 (31) | 36.0 | |
March 1, 2021, 9 p.m. | 21.5 ppb (21) | 6.9 ppb (7) | N/A | 15.0 ppb (15) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 7.8 μg/m3 (33) | 35.0 | |
March 1, 2021, 8 p.m. | 21.3 ppb (21) | 7.5 ppb (8) | N/A | 14.0 ppb (14) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 7.6 μg/m3 (32) | 35.0 | |
March 1, 2021, 7 p.m. | 19.5 ppb (19) | 7.2 ppb (7) | N/A | 13.0 ppb (13) | N/A | N/A | 36.0 ppb (34) | N/A | N/A | 6.9 μg/m3 (29) | 34.0 | |
March 1, 2021, 6 p.m. | 18.2 ppb (18) | 7.0 ppb (7) | N/A | 11.0 ppb (11) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 6.7 μg/m3 (28) | 32.0 | |
March 1, 2021, 5 p.m. | 22.7 ppb (22) | 9.3 ppb (9) | N/A | 14.0 ppb (14) | N/A | N/A | 30.0 ppb (28) | N/A | N/A | 7.4 μg/m3 (31) | 31.0 | |
March 1, 2021, 4 p.m. | 24.9 ppb (24) | 9.5 ppb (9) | N/A | 16.0 ppb (16) | N/A | N/A | 27.0 ppb (25) | N/A | N/A | 7.9 μg/m3 (33) | 33.0 | |
March 1, 2021, 3 p.m. | 47.1 ppb (45) | 20.3 ppb (20) | N/A | 27.0 ppb (26) | N/A | N/A | 15.0 ppb (14) | N/A | N/A | 9.1 μg/m3 (38) | 45.0 | |
March 1, 2021, 2 p.m. | 61.1 ppb (59) | 22.9 ppb (22) | N/A | 38.0 ppb (36) | N/A | N/A | 3.0 ppb (3) | N/A | N/A | 7.5 μg/m3 (32) | 59.0 | |
March 1, 2021, 1 p.m. | 52.1 ppb (50) | 13.8 ppb (14) | N/A | 39.0 ppb (37) | N/A | N/A | 1.0 ppb (1) | N/A | N/A | 6.9 μg/m3 (29) | 50.0 | |
March 1, 2021, noon | 34.7 ppb (33) | 2.8 ppb (3) | N/A | 32.0 ppb (31) | N/A | N/A | 5.0 ppb (5) | N/A | N/A | 7.3 μg/m3 (31) | 33.0 | |
March 1, 2021, 11 a.m. | 32.6 ppb (31) | 1.8 ppb (2) | N/A | 31.0 ppb (30) | N/A | N/A | 6.0 ppb (6) | N/A | N/A | 3.2 μg/m3 (14) | 31.0 | |
March 1, 2021, 10 a.m. | 19.1 ppb (19) | 0.6 ppb (1) | N/A | 19.0 ppb (18) | N/A | N/A | 18.0 ppb (17) | N/A | N/A | 2.8 μg/m3 (12) | 19.0 | |
March 1, 2021, 9 a.m. | 7.9 ppb (8) | 0.2 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | 32.0 ppb (30) | N/A | N/A | 2.2 μg/m3 (10) | 30.0 | |
March 1, 2021, 8 a.m. | 17.1 ppb (17) | 0.4 ppb (1) | N/A | 17.0 ppb (17) | N/A | N/A | 20.0 ppb (19) | N/A | N/A | 3.1 μg/m3 (13) | 19.0 | |
March 1, 2021, 7 a.m. | 18.4 ppb (18) | 0.6 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 22.0 ppb (21) | N/A | N/A | 3.3 μg/m3 (14) | 21.0 | |
March 1, 2021, 6 a.m. | 10.5 ppb (10) | 0.4 ppb (1) | N/A | 10.0 ppb (10) | N/A | N/A | 29.0 ppb (27) | N/A | N/A | 2.9 μg/m3 (13) | 27.0 | |
March 1, 2021, 5 a.m. | 6.4 ppb (7) | 0.2 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | 35.0 ppb (33) | N/A | N/A | 2.5 μg/m3 (11) | 33.0 | |
March 1, 2021, 4 a.m. | 4.5 ppb (5) | 0.1 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 2.6 μg/m3 (11) | 35.0 | |
March 1, 2021, 3 a.m. | 4.2 ppb (4) | 0.1 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | 35.0 ppb (33) | N/A | N/A | 2.8 μg/m3 (12) | 33.0 | |
March 1, 2021, 2 a.m. | 5.3 ppb (5) | 0.1 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 35.0 ppb (33) | N/A | N/A | 2.6 μg/m3 (11) | 33.0 | |
March 1, 2021, 1 a.m. | 3.3 ppb (4) | 0.1 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 3.9 μg/m3 (17) | 37.0 | |
March 1, 2021, midnight | 1.8 ppb (2) | 0.4 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 42.0 ppb (39) | N/A | N/A | 2.6 μg/m3 (11) | 39.0 | |
Feb. 28, 2021, 11 p.m. | 1.4 ppb (2) | 0.4 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 42.0 ppb (39) | N/A | N/A | 2.3 μg/m3 (10) | 39.0 | |
Feb. 28, 2021, 10 p.m. | 1.3 ppb (2) | 0.3 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 43.0 ppb (40) | N/A | N/A | 2.1 μg/m3 (9) | 40.0 | |
Feb. 28, 2021, 9 p.m. | 1.7 ppb (2) | 0.4 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 42.0 ppb (39) | N/A | N/A | 2.5 μg/m3 (11) | 39.0 | |
Feb. 28, 2021, 8 p.m. | 1.9 ppb (2) | 0.4 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 41.0 ppb (38) | N/A | N/A | 2.9 μg/m3 (13) | 38.0 | |
Feb. 28, 2021, 7 p.m. | 2.5 ppb (3) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 41.0 ppb (38) | N/A | N/A | 3.7 μg/m3 (16) | 38.0 | |
Feb. 28, 2021, 6 p.m. | 9.2 ppb (9) | 2.1 ppb (2) | N/A | 7.0 ppb (7) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 8.6 μg/m3 (36) | 36.0 | |
Feb. 28, 2021, 5 p.m. | 8.2 ppb (8) | 1.7 ppb (2) | N/A | 7.0 ppb (7) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 9.8 μg/m3 (41) | 41.0 | |
Feb. 28, 2021, 4 p.m. | 11.6 ppb (11) | 2.3 ppb (3) | N/A | 10.0 ppb (10) | N/A | N/A | 30.0 ppb (28) | N/A | N/A | 11.6 μg/m3 (49) | 49.0 | |
Feb. 28, 2021, 3 p.m. | 9.2 ppb (9) | 1.0 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | 31.0 ppb (29) | N/A | N/A | 13.7 μg/m3 (55) | 55.0 | |
Feb. 28, 2021, 2 p.m. | 13.1 ppb (13) | 0.6 ppb (1) | N/A | 13.0 ppb (13) | N/A | N/A | 27.0 ppb (25) | N/A | N/A | 12.1 μg/m3 (51) | 51.0 | |
Feb. 28, 2021, 1 p.m. | 11.0 ppb (11) | 0.3 ppb (1) | N/A | 11.0 ppb (11) | N/A | N/A | 29.0 ppb (27) | N/A | N/A | 11.9 μg/m3 (50) | 50.0 | |
Feb. 28, 2021, noon | 11.8 ppb (12) | -0.8 ppb (0) | N/A | 13.0 ppb (13) | N/A | N/A | 26.0 ppb (25) | N/A | N/A | 10.3 μg/m3 (43) | 43.0 | |
Feb. 28, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | N/A | 6.0 μg/m3 (25) | 29.0 | |
Feb. 28, 2021, 10 a.m. | 10.9 ppb (11) | 0.3 ppb (1) | N/A | 11.0 ppb (11) | N/A | N/A | 28.0 ppb (26) | N/A | N/A | 8.0 μg/m3 (34) | 34.0 | |
Feb. 28, 2021, 9 a.m. | 5.9 ppb (6) | 0.2 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 5.7 μg/m3 (24) | 31.0 | |
Feb. 28, 2021, 8 a.m. | 6.1 ppb (6) | 0.2 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 4.3 μg/m3 (18) | 31.0 | |
Feb. 28, 2021, 7 a.m. | 4.7 ppb (5) | 0.0 ppb (0) | N/A | 5.0 ppb (5) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 4.2 μg/m3 (18) | 32.0 | |
Feb. 28, 2021, 6 a.m. | 7.7 ppb (8) | 0.2 ppb (1) | N/A | 8.0 ppb (8) | N/A | N/A | 31.0 ppb (29) | N/A | N/A | 3.7 μg/m3 (16) | 29.0 | |
Feb. 28, 2021, 5 a.m. | 5.0 ppb (5) | 0.1 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 35.0 ppb (33) | N/A | N/A | 2.3 μg/m3 (10) | 33.0 | |
Feb. 28, 2021, 4 a.m. | 5.1 ppb (5) | 0.1 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 35.0 ppb (33) | N/A | N/A | 2.2 μg/m3 (10) | 33.0 | |
Feb. 28, 2021, 3 a.m. | 6.7 ppb (7) | 0.2 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | 33.0 ppb (31) | N/A | N/A | 4.9 μg/m3 (21) | 31.0 | |
Feb. 28, 2021, 2 a.m. | 6.8 ppb (7) | 0.3 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 4.0 μg/m3 (17) | 32.0 | |
Feb. 28, 2021, 1 a.m. | 3.5 ppb (4) | 0.3 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 2.4 μg/m3 (10) | 37.0 | |
Feb. 28, 2021, midnight | 2.5 ppb (3) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 2.2 μg/m3 (10) | 37.0 | |
Feb. 27, 2021, 11 p.m. | 1.8 ppb (2) | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 2.0 μg/m3 (9) | 37.0 | |
Feb. 27, 2021, 10 p.m. | 1.4 ppb (2) | 0.5 ppb (1) | N/A | 1.0 ppb (1) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 2.0 μg/m3 (9) | 37.0 | |
Feb. 27, 2021, 9 p.m. | 2.0 ppb (2) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 2.6 μg/m3 (11) | 35.0 | |
Feb. 27, 2021, 8 p.m. | 2.9 ppb (3) | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 2.3 μg/m3 (10) | 36.0 | |
Feb. 27, 2021, 7 p.m. | 3.4 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 37.0 ppb (35) | N/A | N/A | 2.1 μg/m3 (9) | 35.0 | |
Feb. 27, 2021, 6 p.m. | 3.4 ppb (4) | 1.1 ppb (2) | N/A | 2.0 ppb (2) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 2.5 μg/m3 (11) | 36.0 | |
Feb. 27, 2021, 5 p.m. | 3.4 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 2.3 μg/m3 (10) | 37.0 | |
Feb. 27, 2021, 4 p.m. | 4.7 ppb (5) | 1.3 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 2.2 μg/m3 (10) | 36.0 | |
Feb. 27, 2021, 3 p.m. | 3.3 ppb (4) | 0.5 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 1.6 μg/m3 (7) | 37.0 | |
Feb. 27, 2021, 2 p.m. | 7.7 ppb (8) | 0.4 ppb (1) | N/A | 7.0 ppb (7) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 2.7 μg/m3 (12) | 32.0 | |
Feb. 27, 2021, 1 p.m. | 6.3 ppb (6) | 0.2 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | 34.0 ppb (32) | N/A | N/A | 2.6 μg/m3 (11) | 32.0 | |
Feb. 27, 2021, noon | 2.1 ppb (2) | -0.7 ppb (0) | N/A | 3.0 ppb (3) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 2.3 μg/m3 (10) | 36.0 | |
Feb. 27, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 2.0 μg/m3 (9) | 36.0 | |
Feb. 27, 2021, 10 a.m. | 3.2 ppb (4) | 0.3 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 38.0 ppb (36) | N/A | N/A | 1.9 μg/m3 (8) | 36.0 |