Salt Lake City (Clover Crest Number 2) UT, US: 40.662841, -111.901796
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 7, 2021, 1 p.m. | 52.9 ppb (50) | 22.7 ppb (22) | N/A | 30.0 ppb (29) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | N/A | N/A | 50.0 | |
| March 7, 2021, noon | 48.2 ppb (46) | 17.2 ppb (17) | N/A | 31.0 ppb (30) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | N/A | N/A | 46.0 | |
| March 7, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | 0.0 ppb (0) | N/A | N/A | 3.0 | |
| March 7, 2021, 10 a.m. | 27.0 ppb (26) | 5.0 ppb (5) | N/A | 22.0 ppb (21) | N/A | N/A | 11.0 ppb (11) | 0.0 ppb (0) | N/A | N/A | 26.0 | |
| March 7, 2021, 9 a.m. | 15.0 ppb (15) | 2.1 ppb (2) | N/A | 13.0 ppb (13) | N/A | N/A | 24.0 ppb (23) | 0.0 ppb (0) | N/A | N/A | 23.0 | |
| March 7, 2021, 8 a.m. | 9.2 ppb (9) | 0.6 ppb (1) | N/A | 9.0 ppb (9) | N/A | N/A | 29.0 ppb (27) | 0.0 ppb (0) | N/A | N/A | 27.0 | |
| March 7, 2021, 7 a.m. | 9.8 ppb (10) | 0.2 ppb (1) | N/A | 10.0 ppb (10) | N/A | N/A | 30.0 ppb (28) | 0.0 ppb (0) | N/A | N/A | 28.0 | |
| March 7, 2021, 6 a.m. | 31.8 ppb (30) | 5.4 ppb (6) | N/A | 27.0 ppb (26) | N/A | N/A | 15.0 ppb (14) | 0.1 ppb (2) | N/A | N/A | 30.0 | |
| March 7, 2021, 5 a.m. | 40.0 ppb (38) | 7.1 ppb (7) | N/A | 33.0 ppb (32) | N/A | N/A | 9.0 ppb (9) | 0.2 ppb (3) | N/A | N/A | 38.0 | |
| March 7, 2021, 4 a.m. | 29.8 ppb (29) | 6.0 ppb (6) | N/A | 24.0 ppb (23) | N/A | N/A | 20.0 ppb (19) | 0.1 ppb (2) | N/A | N/A | 29.0 | |
| March 7, 2021, 3 a.m. | 25.4 ppb (24) | 2.2 ppb (3) | N/A | 23.0 ppb (22) | N/A | N/A | 19.0 ppb (18) | 0.1 ppb (2) | N/A | N/A | 24.0 | |
| March 7, 2021, 2 a.m. | 30.7 ppb (29) | 10.2 ppb (10) | N/A | 21.0 ppb (20) | N/A | N/A | 23.0 ppb (22) | 0.1 ppb (2) | N/A | N/A | 29.0 | |
| March 7, 2021, 1 a.m. | 5.0 ppb (5) | 0.2 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 38.0 ppb (36) | 0.0 ppb (0) | N/A | N/A | 36.0 | |
| March 7, 2021, midnight | 3.2 ppb (4) | 0.3 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | 40.0 ppb (38) | 0.0 ppb (0) | N/A | N/A | 38.0 | |
| March 6, 2021, 11 p.m. | 2.7 ppb (3) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | 44.0 ppb (41) | 0.0 ppb (0) | N/A | N/A | 41.0 | |
| March 6, 2021, 10 p.m. | 5.2 ppb (5) | 1.6 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | 44.0 ppb (41) | 0.0 ppb (0) | N/A | N/A | 41.0 | |
| March 6, 2021, 9 p.m. | 7.6 ppb (8) | 2.8 ppb (3) | N/A | 5.0 ppb (5) | N/A | N/A | 42.0 ppb (39) | 0.0 ppb (0) | N/A | N/A | 39.0 | |
| March 6, 2021, 8 p.m. | 10.9 ppb (11) | 4.8 ppb (5) | N/A | 6.0 ppb (6) | N/A | N/A | 40.0 ppb (38) | 0.0 ppb (0) | N/A | N/A | 38.0 | |
| March 6, 2021, 7 p.m. | 16.8 ppb (16) | 9.6 ppb (10) | N/A | 7.0 ppb (7) | N/A | N/A | 39.0 ppb (37) | 0.0 ppb (0) | N/A | N/A | 37.0 | |
| March 6, 2021, 6 p.m. | 15.3 ppb (15) | 7.9 ppb (8) | N/A | 7.0 ppb (7) | N/A | N/A | 36.0 ppb (34) | 0.0 ppb (0) | N/A | N/A | 34.0 | |
| March 6, 2021, 5 p.m. | 10.0 ppb (10) | 3.6 ppb (4) | N/A | 6.0 ppb (6) | N/A | N/A | 35.0 ppb (33) | 0.0 ppb (0) | N/A | N/A | 33.0 | |
| March 6, 2021, 4 p.m. | 12.9 ppb (13) | 4.9 ppb (5) | N/A | 8.0 ppb (8) | N/A | N/A | 33.0 ppb (31) | 0.0 ppb (0) | N/A | N/A | 31.0 | |
| March 6, 2021, 3 p.m. | 21.1 ppb (20) | 8.8 ppb (9) | N/A | 12.0 ppb (12) | N/A | N/A | 29.0 ppb (27) | 0.0 ppb (0) | N/A | N/A | 27.0 | |
| March 6, 2021, 2 p.m. | 18.2 ppb (18) | 6.6 ppb (7) | N/A | 12.0 ppb (12) | N/A | N/A | 29.0 ppb (27) | 0.0 ppb (0) | N/A | N/A | 27.0 | |
| March 6, 2021, 1 p.m. | 19.8 ppb (19) | 5.8 ppb (6) | N/A | 14.0 ppb (14) | N/A | N/A | 26.0 ppb (25) | 0.0 ppb (0) | N/A | N/A | 25.0 | |
| March 6, 2021, noon | 17.8 ppb (17) | 3.3 ppb (4) | N/A | 15.0 ppb (15) | N/A | N/A | 27.0 ppb (25) | 0.0 ppb (0) | N/A | N/A | 25.0 | |
| March 6, 2021, 11 a.m. | 22.3 ppb (22) | 3.4 ppb (4) | N/A | 19.0 ppb (18) | N/A | N/A | 21.0 ppb (20) | N/A | N/A | N/A | 22.0 | |
| March 6, 2021, 10 a.m. | 20.1 ppb (19) | 2.1 ppb (2) | N/A | 18.0 ppb (17) | N/A | N/A | 20.0 ppb (19) | 0.0 ppb (0) | N/A | N/A | 19.0 | |
| March 6, 2021, 9 a.m. | 26.7 ppb (26) | 4.6 ppb (5) | N/A | 22.0 ppb (21) | N/A | N/A | 17.0 ppb (16) | 0.1 ppb (2) | N/A | N/A | 26.0 | |
| March 6, 2021, 8 a.m. | 44.9 ppb (43) | 11.3 ppb (11) | N/A | 34.0 ppb (33) | N/A | N/A | 6.0 ppb (6) | 0.2 ppb (3) | N/A | N/A | 43.0 | |
| March 6, 2021, 7 a.m. | 26.6 ppb (26) | 3.7 ppb (4) | N/A | 23.0 ppb (22) | N/A | N/A | 19.0 ppb (18) | 0.1 ppb (2) | N/A | N/A | 26.0 | |
| March 6, 2021, 6 a.m. | 51.9 ppb (49) | 17.2 ppb (17) | N/A | 35.0 ppb (34) | N/A | N/A | 7.0 ppb (7) | 0.3 ppb (4) | N/A | N/A | 49.0 | |
| March 6, 2021, 5 a.m. | 53.7 ppb (51) | 17.7 ppb (17) | N/A | 36.0 ppb (34) | N/A | N/A | 8.0 ppb (8) | 0.4 ppb (5) | N/A | N/A | 51.0 | |
| March 6, 2021, 4 a.m. | 61.3 ppb (59) | 23.0 ppb (22) | N/A | 39.0 ppb (37) | N/A | N/A | 6.0 ppb (6) | 0.5 ppb (6) | N/A | N/A | 59.0 | |
| March 6, 2021, 3 a.m. | 51.2 ppb (49) | 14.4 ppb (14) | N/A | 37.0 ppb (35) | N/A | N/A | 9.0 ppb (9) | 0.4 ppb (5) | N/A | N/A | 49.0 | |
| March 6, 2021, 2 a.m. | 47.2 ppb (45) | 12.7 ppb (12) | N/A | 35.0 ppb (34) | N/A | N/A | 16.0 ppb (15) | 0.3 ppb (4) | N/A | N/A | 45.0 | |
| March 6, 2021, 1 a.m. | 18.4 ppb (18) | 0.8 ppb (1) | N/A | 18.0 ppb (17) | N/A | N/A | 33.0 ppb (31) | 0.0 ppb (0) | N/A | N/A | 31.0 | |
| March 6, 2021, midnight | 6.9 ppb (7) | 1.4 ppb (2) | N/A | 6.0 ppb (6) | N/A | N/A | 45.0 ppb (42) | 0.0 ppb (0) | N/A | N/A | 42.0 | |
| March 5, 2021, 11 p.m. | 8.6 ppb (9) | 2.7 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | 46.0 ppb (43) | 0.0 ppb (0) | N/A | N/A | 43.0 | |
| March 5, 2021, 10 p.m. | 17.1 ppb (17) | 7.4 ppb (7) | N/A | 10.0 ppb (10) | N/A | N/A | 43.0 ppb (40) | 0.0 ppb (0) | N/A | N/A | 40.0 | |
| March 5, 2021, 9 p.m. | 20.1 ppb (19) | 9.7 ppb (10) | N/A | 10.0 ppb (10) | N/A | N/A | 42.0 ppb (39) | 0.0 ppb (0) | N/A | N/A | 39.0 | |
| March 5, 2021, 8 p.m. | 17.5 ppb (17) | 7.5 ppb (8) | N/A | 10.0 ppb (10) | N/A | N/A | 42.0 ppb (39) | 0.0 ppb (0) | N/A | N/A | 39.0 | |
| March 5, 2021, 7 p.m. | 30.0 ppb (29) | 14.7 ppb (14) | N/A | 15.0 ppb (15) | N/A | N/A | 35.0 ppb (33) | 0.0 ppb (0) | N/A | N/A | 33.0 | |
| March 5, 2021, 6 p.m. | 31.4 ppb (30) | 15.4 ppb (15) | N/A | 16.0 ppb (16) | N/A | N/A | 31.0 ppb (29) | 0.0 ppb (0) | N/A | N/A | 30.0 | |
| March 5, 2021, 5 p.m. | 43.9 ppb (42) | 23.7 ppb (23) | N/A | 20.0 ppb (19) | N/A | N/A | 24.0 ppb (23) | 0.1 ppb (2) | N/A | N/A | 42.0 | |
| March 5, 2021, 4 p.m. | 41.7 ppb (40) | 23.0 ppb (22) | N/A | 19.0 ppb (18) | N/A | N/A | 21.0 ppb (20) | 0.0 ppb (0) | N/A | N/A | 40.0 | |
| March 5, 2021, 3 p.m. | 51.2 ppb (49) | 30.0 ppb (29) | N/A | 21.0 ppb (20) | N/A | N/A | 16.0 ppb (15) | 0.1 ppb (2) | N/A | N/A | 49.0 | |
| March 5, 2021, 2 p.m. | 90.3 ppb (90) | 56.6 ppb (54) | N/A | 34.0 ppb (33) | N/A | N/A | 6.0 ppb (6) | 0.4 ppb (5) | N/A | N/A | 90.0 | |
| March 5, 2021, 1 p.m. | 74.5 ppb (73) | 40.9 ppb (39) | N/A | 34.0 ppb (33) | N/A | N/A | 5.0 ppb (5) | 0.2 ppb (3) | N/A | N/A | 73.0 | |
| March 5, 2021, noon | 45.2 ppb (43) | 17.1 ppb (17) | N/A | 28.0 ppb (27) | N/A | N/A | 9.0 ppb (9) | 0.0 ppb (0) | N/A | N/A | 43.0 | |
| March 5, 2021, 11 a.m. | 36.3 ppb (35) | 9.1 ppb (9) | N/A | 27.0 ppb (26) | N/A | N/A | N/A | 0.0 ppb (0) | N/A | N/A | 35.0 | |
| March 5, 2021, 10 a.m. | 32.3 ppb (31) | 4.6 ppb (5) | N/A | 28.0 ppb (27) | N/A | N/A | 10.0 ppb (10) | 0.0 ppb (0) | N/A | N/A | 31.0 | |
| March 5, 2021, 9 a.m. | 30.0 ppb (29) | 4.7 ppb (5) | N/A | 25.0 ppb (24) | N/A | N/A | 14.0 ppb (13) | 0.0 ppb (0) | N/A | N/A | 29.0 | |
| March 5, 2021, 8 a.m. | 23.6 ppb (23) | 3.8 ppb (4) | N/A | 20.0 ppb (19) | N/A | N/A | 16.0 ppb (15) | 0.0 ppb (0) | N/A | N/A | 23.0 | |
| March 5, 2021, 7 a.m. | 31.2 ppb (30) | 2.1 ppb (2) | N/A | 29.0 ppb (28) | N/A | N/A | 10.0 ppb (10) | 0.1 ppb (2) | N/A | N/A | 30.0 | |
| March 5, 2021, 6 a.m. | 39.4 ppb (38) | 9.1 ppb (9) | N/A | 30.0 ppb (29) | N/A | N/A | 10.0 ppb (10) | 0.1 ppb (2) | N/A | N/A | 38.0 | |
| March 5, 2021, 5 a.m. | 39.1 ppb (37) | 6.5 ppb (7) | N/A | 33.0 ppb (32) | N/A | N/A | 9.0 ppb (9) | 0.1 ppb (2) | N/A | N/A | 37.0 | |
| March 5, 2021, 4 a.m. | 39.0 ppb (37) | 11.1 ppb (11) | N/A | 28.0 ppb (27) | N/A | N/A | 15.0 ppb (14) | 0.1 ppb (2) | N/A | N/A | 37.0 | |
| March 5, 2021, 3 a.m. | 17.6 ppb (17) | 1.6 ppb (2) | N/A | 16.0 ppb (16) | N/A | N/A | 27.0 ppb (25) | 0.0 ppb (0) | N/A | N/A | 25.0 | |
| March 5, 2021, 2 a.m. | 14.2 ppb (14) | 0.5 ppb (1) | N/A | 14.0 ppb (14) | N/A | N/A | 29.0 ppb (27) | 0.0 ppb (0) | N/A | N/A | 27.0 | |
| March 5, 2021, 1 a.m. | 16.3 ppb (16) | 1.9 ppb (2) | N/A | 14.0 ppb (14) | N/A | N/A | 31.0 ppb (29) | 0.0 ppb (0) | N/A | N/A | 29.0 | |
| March 5, 2021, midnight | 4.9 ppb (5) | 0.8 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | 42.0 ppb (39) | 0.0 ppb (0) | N/A | N/A | 39.0 | |
| March 4, 2021, 11 p.m. | 6.8 ppb (7) | 2.1 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | 43.0 ppb (40) | 0.0 ppb (0) | N/A | N/A | 40.0 | |
| March 4, 2021, 10 p.m. | 7.4 ppb (7) | 2.4 ppb (3) | N/A | 5.0 ppb (5) | N/A | N/A | 42.0 ppb (39) | 0.0 ppb (0) | N/A | N/A | 39.0 | |
| March 4, 2021, 9 p.m. | 7.1 ppb (7) | 2.0 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | 40.0 ppb (38) | N/A | N/A | N/A | 38.0 | |
| March 4, 2021, 8 p.m. | 8.8 ppb (9) | 3.1 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | 38.0 ppb (36) | 0.0 ppb (0) | N/A | N/A | 36.0 | |
| March 4, 2021, 7 p.m. | 13.5 ppb (13) | 5.8 ppb (6) | N/A | 8.0 ppb (8) | N/A | N/A | 36.0 ppb (34) | 0.0 ppb (0) | N/A | N/A | 34.0 | |
| March 4, 2021, 6 p.m. | 18.3 ppb (18) | 8.9 ppb (9) | N/A | 9.0 ppb (9) | N/A | N/A | 32.0 ppb (30) | 0.0 ppb (0) | N/A | N/A | 30.0 | |
| March 4, 2021, 5 p.m. | 13.5 ppb (13) | 5.4 ppb (6) | N/A | 8.0 ppb (8) | N/A | N/A | 31.0 ppb (29) | 0.0 ppb (0) | N/A | N/A | 29.0 | |
| March 4, 2021, 4 p.m. | 37.1 ppb (35) | 17.5 ppb (17) | N/A | 20.0 ppb (19) | N/A | N/A | 21.0 ppb (20) | 0.0 ppb (0) | N/A | N/A | 35.0 | |
| March 4, 2021, 3 p.m. | 20.2 ppb (20) | 7.6 ppb (8) | N/A | 13.0 ppb (13) | N/A | N/A | 27.0 ppb (25) | 0.0 ppb (0) | N/A | N/A | 25.0 | |
| March 4, 2021, 2 p.m. | 14.7 ppb (14) | 2.1 ppb (2) | N/A | 13.0 ppb (13) | N/A | N/A | 26.0 ppb (25) | N/A | N/A | N/A | 25.0 | |
| March 4, 2021, 1 p.m. | 20.3 ppb (20) | 4.2 ppb (4) | N/A | 16.0 ppb (16) | N/A | N/A | 24.0 ppb (23) | 0.0 ppb (0) | N/A | N/A | 23.0 | |
| March 4, 2021, noon | 41.2 ppb (39) | 8.0 ppb (8) | N/A | 33.0 ppb (32) | N/A | N/A | 5.0 ppb (5) | 0.1 ppb (2) | N/A | N/A | 39.0 | |
| March 4, 2021, 11 a.m. | 38.5 ppb (37) | 5.6 ppb (6) | N/A | 33.0 ppb (32) | N/A | N/A | 5.0 ppb (5) | 0.1 ppb (2) | N/A | N/A | 37.0 | |
| March 4, 2021, 10 a.m. | 33.6 ppb (32) | 4.6 ppb (5) | N/A | 29.0 ppb (28) | N/A | N/A | 9.0 ppb (9) | 0.1 ppb (2) | N/A | N/A | 32.0 | |
| March 4, 2021, 9 a.m. | 34.5 ppb (33) | 4.9 ppb (5) | N/A | 30.0 ppb (29) | N/A | N/A | 10.0 ppb (10) | 0.1 ppb (2) | N/A | N/A | 33.0 | |
| March 4, 2021, 8 a.m. | 57.2 ppb (55) | 20.9 ppb (20) | N/A | 37.0 ppb (35) | N/A | N/A | 3.0 ppb (3) | 0.2 ppb (3) | N/A | N/A | 55.0 | |
| March 4, 2021, 7 a.m. | 54.6 ppb (52) | 16.0 ppb (16) | N/A | 39.0 ppb (37) | N/A | N/A | 2.0 ppb (2) | 0.3 ppb (4) | N/A | N/A | 52.0 | |
| March 4, 2021, 6 a.m. | 60.1 ppb (58) | 20.7 ppb (20) | N/A | 40.0 ppb (38) | N/A | N/A | 2.0 ppb (2) | 0.4 ppb (5) | N/A | N/A | 58.0 | |
| March 4, 2021, 5 a.m. | 67.2 ppb (66) | 26.8 ppb (26) | N/A | 41.0 ppb (39) | N/A | N/A | 3.0 ppb (3) | 0.4 ppb (5) | N/A | N/A | 66.0 | |
| March 4, 2021, 4 a.m. | 56.8 ppb (54) | 16.1 ppb (16) | N/A | 41.0 ppb (39) | N/A | N/A | 3.0 ppb (3) | 0.4 ppb (5) | N/A | N/A | 54.0 | |
| March 4, 2021, 3 a.m. | 58.7 ppb (57) | 20.0 ppb (19) | N/A | 39.0 ppb (37) | N/A | N/A | 5.0 ppb (5) | 0.3 ppb (4) | N/A | N/A | 57.0 | |
| March 4, 2021, 2 a.m. | 52.7 ppb (50) | 17.4 ppb (17) | N/A | 36.0 ppb (34) | N/A | N/A | 12.0 ppb (12) | 0.2 ppb (3) | N/A | N/A | 50.0 | |
| March 4, 2021, 1 a.m. | 20.3 ppb (20) | 3.1 ppb (3) | N/A | 17.0 ppb (17) | N/A | N/A | 29.0 ppb (27) | 0.0 ppb (0) | N/A | N/A | 27.0 | |
| March 4, 2021, midnight | 20.7 ppb (20) | 2.9 ppb (3) | N/A | 18.0 ppb (17) | N/A | N/A | 29.0 ppb (27) | 0.0 ppb (0) | N/A | N/A | 27.0 | |
| March 3, 2021, 11 p.m. | 14.3 ppb (14) | 3.1 ppb (3) | N/A | 11.0 ppb (11) | N/A | N/A | 35.0 ppb (33) | 0.0 ppb (0) | N/A | N/A | 33.0 | |
| March 3, 2021, 10 p.m. | 11.2 ppb (11) | 4.1 ppb (4) | N/A | 7.0 ppb (7) | N/A | N/A | 40.0 ppb (38) | 0.0 ppb (0) | N/A | N/A | 38.0 | |
| March 3, 2021, 9 p.m. | 27.9 ppb (27) | 13.4 ppb (13) | N/A | 15.0 ppb (15) | N/A | N/A | 34.0 ppb (32) | 0.1 ppb (2) | N/A | N/A | 32.0 | |
| March 3, 2021, 8 p.m. | 26.6 ppb (26) | 14.0 ppb (14) | N/A | 13.0 ppb (13) | N/A | N/A | 35.0 ppb (33) | 0.0 ppb (0) | N/A | N/A | 33.0 | |
| March 3, 2021, 7 p.m. | 28.8 ppb (28) | 15.2 ppb (15) | N/A | 14.0 ppb (14) | N/A | N/A | 31.0 ppb (29) | 0.1 ppb (2) | N/A | N/A | 29.0 | |
| March 3, 2021, 6 p.m. | 31.9 ppb (31) | 16.9 ppb (16) | N/A | 15.0 ppb (15) | N/A | N/A | 29.0 ppb (27) | 0.1 ppb (2) | N/A | N/A | 31.0 | |
| March 3, 2021, 5 p.m. | 41.9 ppb (40) | 21.9 ppb (21) | N/A | 20.0 ppb (19) | N/A | N/A | 25.0 ppb (24) | 0.2 ppb (3) | N/A | N/A | 40.0 | |
| March 3, 2021, 4 p.m. | 76.3 ppb (75) | 46.5 ppb (44) | N/A | 30.0 ppb (29) | N/A | N/A | 14.0 ppb (13) | 0.3 ppb (4) | N/A | N/A | 75.0 | |
| March 3, 2021, 3 p.m. | 149.4 ppb (111) | 109.0 ppb (103) | N/A | 41.0 ppb (39) | N/A | N/A | 6.0 ppb (6) | 0.8 ppb (10) | N/A | N/A | 111.0 | |
| March 3, 2021, 2 p.m. | 148.8 ppb (111) | 107.2 ppb (103) | N/A | 42.0 ppb (40) | N/A | N/A | 3.0 ppb (3) | 0.6 ppb (7) | N/A | N/A | 111.0 | |
| March 3, 2021, 1 p.m. | 114.3 ppb (104) | 73.3 ppb (72) | N/A | 41.0 ppb (39) | N/A | N/A | N/A | 0.4 ppb (5) | N/A | N/A | 104.0 | |
| March 3, 2021, noon | 87.0 ppb (87) | 47.8 ppb (46) | N/A | 39.0 ppb (37) | N/A | N/A | N/A | 0.3 ppb (4) | N/A | N/A | 87.0 | |
| March 3, 2021, 11 a.m. | 66.9 ppb (65) | 30.4 ppb (29) | N/A | 37.0 ppb (35) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | N/A | N/A | 65.0 | |
| March 3, 2021, 10 a.m. | 55.5 ppb (53) | 22.1 ppb (21) | N/A | 34.0 ppb (33) | N/A | N/A | 2.0 ppb (2) | 0.1 ppb (2) | N/A | N/A | 53.0 | |
| March 3, 2021, 9 a.m. | 59.2 ppb (57) | 24.5 ppb (24) | N/A | 35.0 ppb (34) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | N/A | N/A | 57.0 | |
| March 3, 2021, 8 a.m. | 60.3 ppb (58) | 26.2 ppb (25) | N/A | 34.0 ppb (33) | N/A | N/A | 2.0 ppb (2) | 0.3 ppb (4) | N/A | N/A | 58.0 | |
| March 3, 2021, 7 a.m. | 71.7 ppb (70) | 35.3 ppb (34) | N/A | 37.0 ppb (35) | N/A | N/A | 2.0 ppb (2) | 0.4 ppb (5) | N/A | N/A | 70.0 | |
| March 3, 2021, 6 a.m. | 60.8 ppb (59) | 24.6 ppb (24) | N/A | 36.0 ppb (34) | N/A | N/A | 2.0 ppb (2) | 0.3 ppb (4) | N/A | N/A | 59.0 | |
| March 3, 2021, 5 a.m. | 71.6 ppb (70) | 30.9 ppb (30) | N/A | 41.0 ppb (39) | N/A | N/A | 2.0 ppb (2) | 0.4 ppb (5) | N/A | N/A | 70.0 | |
| March 3, 2021, 4 a.m. | 62.9 ppb (61) | 22.1 ppb (21) | N/A | 41.0 ppb (39) | N/A | N/A | 3.0 ppb (3) | 0.4 ppb (5) | N/A | N/A | 61.0 | |
| March 3, 2021, 3 a.m. | 65.5 ppb (64) | 22.7 ppb (22) | N/A | 43.0 ppb (41) | N/A | N/A | 5.0 ppb (5) | 0.3 ppb (4) | N/A | N/A | 64.0 | |
| March 3, 2021, 2 a.m. | 32.6 ppb (31) | 6.1 ppb (6) | N/A | 27.0 ppb (26) | N/A | N/A | 19.0 ppb (18) | 0.1 ppb (2) | N/A | N/A | 31.0 | |
| March 3, 2021, 1 a.m. | 23.3 ppb (22) | 4.2 ppb (4) | N/A | 19.0 ppb (18) | N/A | N/A | 26.0 ppb (25) | 0.0 ppb (0) | N/A | N/A | 25.0 | |
| March 3, 2021, midnight | 16.6 ppb (16) | 1.9 ppb (2) | N/A | 15.0 ppb (15) | N/A | N/A | 31.0 ppb (29) | 0.0 ppb (0) | N/A | N/A | 29.0 | |
| March 2, 2021, 11 p.m. | 14.4 ppb (14) | 2.9 ppb (3) | N/A | 12.0 ppb (12) | N/A | N/A | 35.0 ppb (33) | 0.0 ppb (0) | N/A | N/A | 33.0 | |
| March 2, 2021, 10 p.m. | 16.7 ppb (16) | 4.7 ppb (5) | N/A | 12.0 ppb (12) | N/A | N/A | 35.0 ppb (33) | 0.0 ppb (0) | N/A | N/A | 33.0 | |
| March 2, 2021, 9 p.m. | 20.1 ppb (19) | 6.5 ppb (7) | N/A | 14.0 ppb (14) | N/A | N/A | 32.0 ppb (30) | 0.0 ppb (0) | N/A | N/A | 30.0 | |
| March 2, 2021, 8 p.m. | 21.3 ppb (21) | 7.9 ppb (8) | N/A | 13.0 ppb (13) | N/A | N/A | 30.0 ppb (28) | 0.0 ppb (0) | N/A | N/A | 28.0 | |
| March 2, 2021, 7 p.m. | 31.2 ppb (30) | 15.9 ppb (15) | N/A | 15.0 ppb (15) | N/A | N/A | 28.0 ppb (26) | 0.0 ppb (0) | N/A | N/A | 30.0 | |
| March 2, 2021, 6 p.m. | 26.1 ppb (25) | 12.2 ppb (12) | N/A | 14.0 ppb (14) | N/A | N/A | 29.0 ppb (27) | 0.0 ppb (0) | N/A | N/A | 27.0 | |
| March 2, 2021, 5 p.m. | 39.6 ppb (38) | 22.5 ppb (22) | N/A | 17.0 ppb (17) | N/A | N/A | 24.0 ppb (23) | 0.1 ppb (2) | N/A | N/A | 38.0 | |
| March 2, 2021, 4 p.m. | 70.6 ppb (69) | 43.7 ppb (42) | N/A | 27.0 ppb (26) | N/A | N/A | 16.0 ppb (15) | 0.3 ppb (4) | N/A | N/A | 69.0 | |
| March 2, 2021, 3 p.m. | 110.0 ppb (103) | 74.3 ppb (73) | N/A | 36.0 ppb (34) | N/A | N/A | 8.0 ppb (8) | 0.5 ppb (6) | N/A | N/A | 103.0 | |
| March 2, 2021, 2 p.m. | 132.0 ppb (107) | 91.7 ppb (92) | N/A | 40.0 ppb (38) | N/A | N/A | 3.0 ppb (3) | 0.6 ppb (7) | N/A | N/A | 107.0 | |
| March 2, 2021, 1 p.m. | 143.9 ppb (110) | 102.3 ppb (102) | N/A | 42.0 ppb (40) | N/A | N/A | 2.0 ppb (2) | 0.6 ppb (7) | N/A | N/A | 110.0 | |
| March 2, 2021, noon | 105.6 ppb (102) | 67.8 ppb (66) | N/A | 38.0 ppb (36) | N/A | N/A | 2.0 ppb (2) | 0.4 ppb (5) | N/A | N/A | 102.0 | |
| March 2, 2021, 11 a.m. | 90.4 ppb (90) | 52.1 ppb (50) | N/A | 38.0 ppb (36) | N/A | N/A | 2.0 ppb (2) | 0.4 ppb (5) | N/A | N/A | 90.0 | |
| March 2, 2021, 10 a.m. | 81.1 ppb (80) | 42.1 ppb (40) | N/A | 39.0 ppb (37) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | N/A | N/A | 80.0 | |
| March 2, 2021, 9 a.m. | 72.9 ppb (72) | 33.9 ppb (32) | N/A | 39.0 ppb (37) | N/A | N/A | 2.0 ppb (2) | 0.3 ppb (4) | N/A | N/A | 72.0 | |
| March 2, 2021, 8 a.m. | 82.4 ppb (82) | 42.7 ppb (41) | N/A | 40.0 ppb (38) | N/A | N/A | 2.0 ppb (2) | 0.4 ppb (5) | N/A | N/A | 82.0 | |
| March 2, 2021, 7 a.m. | 54.1 ppb (52) | 14.8 ppb (14) | N/A | 39.0 ppb (37) | N/A | N/A | 3.0 ppb (3) | 0.2 ppb (3) | N/A | N/A | 52.0 | |
| March 2, 2021, 6 a.m. | 53.6 ppb (51) | 13.6 ppb (13) | N/A | 40.0 ppb (38) | N/A | N/A | 4.0 ppb (4) | 0.2 ppb (3) | N/A | N/A | 51.0 | |
| March 2, 2021, 5 a.m. | 70.7 ppb (69) | 29.8 ppb (29) | N/A | 41.0 ppb (39) | N/A | N/A | 2.0 ppb (2) | 0.5 ppb (6) | N/A | N/A | 69.0 | |
| March 2, 2021, 4 a.m. | 88.4 ppb (88) | 43.8 ppb (42) | N/A | 45.0 ppb (43) | N/A | N/A | 2.0 ppb (2) | 0.6 ppb (7) | N/A | N/A | 88.0 | |
| March 2, 2021, 3 a.m. | 62.6 ppb (61) | 21.8 ppb (21) | N/A | 41.0 ppb (39) | N/A | N/A | 5.0 ppb (5) | 0.4 ppb (5) | N/A | N/A | 61.0 | |
| March 2, 2021, 2 a.m. | 50.8 ppb (48) | 12.7 ppb (12) | N/A | 38.0 ppb (36) | N/A | N/A | 10.0 ppb (10) | 0.3 ppb (4) | N/A | N/A | 48.0 | |
| March 2, 2021, 1 a.m. | 29.9 ppb (29) | 2.6 ppb (3) | N/A | 27.0 ppb (26) | N/A | N/A | 20.0 ppb (19) | 0.1 ppb (2) | N/A | N/A | 29.0 | |
| March 2, 2021, midnight | 18.4 ppb (18) | 2.2 ppb (3) | N/A | 16.0 ppb (16) | N/A | N/A | 32.0 ppb (30) | 0.0 ppb (0) | N/A | N/A | 30.0 | |
| March 1, 2021, 11 p.m. | 38.3 ppb (37) | 19.4 ppb (19) | N/A | 19.0 ppb (18) | N/A | N/A | 30.0 ppb (28) | 0.2 ppb (3) | N/A | N/A | 37.0 | |
| March 1, 2021, 10 p.m. | 18.4 ppb (18) | 8.0 ppb (8) | N/A | 10.0 ppb (10) | N/A | N/A | 37.0 ppb (35) | 0.0 ppb (0) | N/A | N/A | 35.0 | |
| March 1, 2021, 9 p.m. | 23.4 ppb (23) | 12.0 ppb (12) | N/A | 11.0 ppb (11) | N/A | N/A | 37.0 ppb (35) | 0.0 ppb (0) | N/A | N/A | 35.0 | |
| March 1, 2021, 8 p.m. | 12.5 ppb (12) | 6.2 ppb (6) | N/A | 6.0 ppb (6) | N/A | N/A | 40.0 ppb (38) | 0.0 ppb (0) | N/A | N/A | 38.0 | |
| March 1, 2021, 7 p.m. | 30.6 ppb (29) | 17.2 ppb (17) | N/A | 14.0 ppb (14) | N/A | N/A | 33.0 ppb (31) | 0.1 ppb (2) | N/A | N/A | 31.0 | |
| March 1, 2021, 6 p.m. | 38.9 ppb (37) | 20.5 ppb (20) | N/A | 19.0 ppb (18) | N/A | N/A | 29.0 ppb (27) | 0.1 ppb (2) | N/A | N/A | 37.0 | |
| March 1, 2021, 5 p.m. | 45.2 ppb (43) | 23.5 ppb (23) | N/A | 22.0 ppb (21) | N/A | N/A | 25.0 ppb (24) | 0.1 ppb (2) | N/A | N/A | 43.0 | |
| March 1, 2021, 4 p.m. | 63.3 ppb (61) | 37.3 ppb (36) | N/A | 26.0 ppb (25) | N/A | N/A | 20.0 ppb (19) | 0.3 ppb (4) | N/A | N/A | 61.0 | |
| March 1, 2021, 3 p.m. | 120.9 ppb (105) | 81.7 ppb (81) | N/A | 39.0 ppb (37) | N/A | N/A | 8.0 ppb (8) | 0.6 ppb (7) | N/A | N/A | 105.0 | |
| March 1, 2021, 2 p.m. | 155.3 ppb (112) | 108.3 ppb (103) | N/A | 47.0 ppb (45) | N/A | N/A | 3.0 ppb (3) | 0.8 ppb (10) | N/A | N/A | 112.0 | |
| March 1, 2021, 1 p.m. | 116.4 ppb (104) | 73.9 ppb (73) | N/A | 43.0 ppb (41) | N/A | N/A | 2.0 ppb (2) | 0.5 ppb (6) | N/A | N/A | 104.0 | |
| March 1, 2021, noon | 87.7 ppb (87) | 45.5 ppb (43) | N/A | 42.0 ppb (40) | N/A | N/A | 2.0 ppb (2) | 0.3 ppb (4) | N/A | N/A | 87.0 | |
| March 1, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | 0.1 ppb (2) | N/A | N/A | 2.0 | |
| March 1, 2021, 10 a.m. | 56.6 ppb (54) | 18.8 ppb (18) | N/A | 38.0 ppb (36) | N/A | N/A | 2.0 ppb (2) | 0.1 ppb (2) | N/A | N/A | 54.0 | |
| March 1, 2021, 9 a.m. | 59.5 ppb (57) | 22.4 ppb (22) | N/A | 37.0 ppb (35) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | N/A | N/A | 57.0 | |
| March 1, 2021, 8 a.m. | 52.6 ppb (50) | 17.0 ppb (17) | N/A | 36.0 ppb (34) | N/A | N/A | 2.0 ppb (2) | 0.2 ppb (3) | N/A | N/A | 50.0 | |
| March 1, 2021, 7 a.m. | 18.9 ppb (18) | 2.9 ppb (3) | N/A | 16.0 ppb (16) | N/A | N/A | 26.0 ppb (25) | 0.0 ppb (0) | N/A | N/A | 25.0 | |
| March 1, 2021, 6 a.m. | 37.8 ppb (36) | 9.7 ppb (10) | N/A | 28.0 ppb (27) | N/A | N/A | 13.0 ppb (13) | 0.2 ppb (3) | N/A | N/A | 36.0 | |
| March 1, 2021, 5 a.m. | 46.9 ppb (45) | 13.1 ppb (13) | N/A | 34.0 ppb (33) | N/A | N/A | 7.0 ppb (7) | 0.3 ppb (4) | N/A | N/A | 45.0 | |
| March 1, 2021, 4 a.m. | 35.7 ppb (34) | 7.0 ppb (7) | N/A | 29.0 ppb (28) | N/A | N/A | 12.0 ppb (12) | 0.2 ppb (3) | N/A | N/A | 34.0 | |
| March 1, 2021, 3 a.m. | 26.7 ppb (26) | 9.2 ppb (9) | N/A | 17.0 ppb (17) | N/A | N/A | 26.0 ppb (25) | 0.1 ppb (2) | N/A | N/A | 26.0 | |
| March 1, 2021, 2 a.m. | 27.4 ppb (26) | 8.6 ppb (9) | N/A | 19.0 ppb (18) | N/A | N/A | 24.0 ppb (23) | 0.1 ppb (2) | N/A | N/A | 26.0 | |
| March 1, 2021, 1 a.m. | 4.8 ppb (5) | 0.2 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | 38.0 ppb (36) | 0.0 ppb (0) | N/A | N/A | 36.0 | |
| March 1, 2021, midnight | 4.6 ppb (5) | 1.0 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | 40.0 ppb (38) | 0.0 ppb (0) | N/A | N/A | 38.0 | |
| Feb. 28, 2021, 11 p.m. | 5.6 ppb (6) | 2.0 ppb (2) | N/A | 3.0 ppb (3) | N/A | N/A | 40.0 ppb (38) | 0.0 ppb (0) | N/A | N/A | 38.0 | |
| Feb. 28, 2021, 10 p.m. | 3.9 ppb (4) | 1.3 ppb (2) | N/A | 3.0 ppb (3) | N/A | N/A | 42.0 ppb (39) | 0.0 ppb (0) | N/A | N/A | 39.0 | |
| Feb. 28, 2021, 9 p.m. | 9.9 ppb (10) | 4.3 ppb (5) | N/A | 6.0 ppb (6) | N/A | N/A | 38.0 ppb (36) | 0.0 ppb (0) | N/A | N/A | 36.0 | |
| Feb. 28, 2021, 8 p.m. | 7.1 ppb (7) | 2.7 ppb (3) | N/A | 4.0 ppb (4) | N/A | N/A | 38.0 ppb (36) | 0.0 ppb (0) | N/A | N/A | 36.0 | |
| Feb. 28, 2021, 7 p.m. | 7.6 ppb (8) | 3.3 ppb (4) | N/A | 4.0 ppb (4) | N/A | N/A | 38.0 ppb (36) | 0.0 ppb (0) | N/A | N/A | 36.0 | |
| Feb. 28, 2021, 6 p.m. | 10.0 ppb (10) | 3.6 ppb (4) | N/A | 6.0 ppb (6) | N/A | N/A | 36.0 ppb (34) | 0.0 ppb (0) | N/A | N/A | 34.0 | |
| Feb. 28, 2021, 5 p.m. | 20.0 ppb (19) | 9.3 ppb (9) | N/A | 11.0 ppb (11) | N/A | N/A | 30.0 ppb (28) | 0.0 ppb (0) | N/A | N/A | 28.0 | |
| Feb. 28, 2021, 4 p.m. | 17.2 ppb (17) | 4.5 ppb (5) | N/A | 13.0 ppb (13) | N/A | N/A | 25.0 ppb (24) | 0.0 ppb (0) | N/A | N/A | 24.0 | |
| Feb. 28, 2021, 3 p.m. | 25.9 ppb (25) | 8.7 ppb (9) | N/A | 17.0 ppb (17) | N/A | N/A | 23.0 ppb (22) | 0.0 ppb (0) | N/A | N/A | 25.0 | |
| Feb. 28, 2021, 2 p.m. | 27.3 ppb (26) | 5.8 ppb (6) | N/A | 21.0 ppb (20) | N/A | N/A | 15.0 ppb (14) | 0.0 ppb (0) | N/A | N/A | 26.0 |