Terrace (Munroe St) CC, CA: 54.5217, -128.6075
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 25, 2022, 8 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | N/A | 26.0 | |
| May 25, 2022, 8 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | N/A | 26.0 | |
| May 25, 2022, 8 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | N/A | 26.0 | |
| May 25, 2022, 7 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | N/A | 27.0 | |
| May 25, 2022, 7 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | N/A | 27.0 | |
| May 25, 2022, 6 p.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | N/A | 26.0 | |
| May 25, 2022, 6 p.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | N/A | 26.0 | |
| May 25, 2022, 5 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | N/A | 27.0 | |
| May 25, 2022, 5 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | N/A | 27.0 | |
| May 25, 2022, 4 p.m. | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 25.0 ppb (24) | N/A | N/A | N/A | 24.0 | |
| May 25, 2022, 3 p.m. | N/A | 0.9 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 18.0 ppb (17) | N/A | N/A | N/A | 17.0 | |
| May 25, 2022, 1 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 13.0 ppb (13) | N/A | N/A | N/A | 13.0 | |
| May 25, 2022, 11 a.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 11.0 ppb (11) | N/A | N/A | N/A | 11.0 | |
| May 25, 2022, 11 a.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 11.0 ppb (11) | N/A | N/A | N/A | 11.0 | |
| May 25, 2022, 11 a.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 11.0 ppb (11) | N/A | N/A | N/A | 11.0 | |
| May 25, 2022, 11 a.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 11.0 ppb (11) | N/A | N/A | N/A | 11.0 | |
| May 25, 2022, 11 a.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 11.0 ppb (11) | N/A | N/A | N/A | 11.0 | |
| May 25, 2022, 11 a.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 11.0 ppb (11) | N/A | N/A | N/A | 11.0 | |
| May 25, 2022, 9 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 18.0 ppb (17) | N/A | N/A | N/A | 17.0 | |
| May 25, 2022, 5 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 26.0 ppb (25) | N/A | N/A | N/A | 25.0 | |
| May 25, 2022, 4 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | N/A | 27.0 | |
| May 25, 2022, 1 a.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 36.0 ppb (34) | N/A | N/A | N/A | 34.0 | |
| May 25, 2022, midnight | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 37.0 ppb (35) | N/A | N/A | N/A | 35.0 | |
| May 24, 2022, 9 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 36.0 ppb (34) | N/A | N/A | N/A | 34.0 | |
| May 24, 2022, 8 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 36.0 ppb (34) | N/A | N/A | N/A | 34.0 | |
| May 24, 2022, 7 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 36.0 ppb (34) | N/A | N/A | N/A | 34.0 | |
| May 24, 2022, 6 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 36.0 ppb (34) | N/A | N/A | N/A | 34.0 | |
| May 24, 2022, 5 p.m. | N/A | 0.7 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 32.0 ppb (30) | N/A | N/A | N/A | 30.0 | |
| May 24, 2022, 3 p.m. | N/A | 1.9 ppb (2) | N/A | N/A | N/A | 1.0 ppb (2) | 20.0 ppb (19) | N/A | N/A | 1.0 μg/m3 (5) | 19.0 | |
| May 24, 2022, 3 p.m. | N/A | 1.9 ppb (2) | N/A | N/A | N/A | 1.0 ppb (2) | 20.0 ppb (19) | N/A | N/A | 1.0 μg/m3 (5) | 19.0 | |
| May 24, 2022, 2 p.m. | N/A | 0.9 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 16.0 ppb (15) | N/A | N/A | 0.8 μg/m3 (4) | 15.0 | |
| May 24, 2022, 1 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 16.0 ppb (15) | N/A | N/A | 0.9 μg/m3 (4) | 15.0 | |
| May 24, 2022, noon | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 22.0 ppb (21) | N/A | N/A | 1.0 μg/m3 (5) | 21.0 | |
| May 24, 2022, 10 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 27.0 ppb (25) | N/A | N/A | 1.1 μg/m3 (5) | 25.0 | |
| May 24, 2022, 9 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 29.0 ppb (27) | N/A | N/A | 1.3 μg/m3 (6) | 27.0 | |
| May 24, 2022, 8 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.6 μg/m3 (7) | 26.0 | |
| May 24, 2022, 6 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 31.0 ppb (29) | N/A | N/A | 5.1 μg/m3 (22) | 29.0 | |
| May 24, 2022, 5 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 31.0 ppb (29) | N/A | N/A | 8.6 μg/m3 (36) | 36.0 | |
| May 24, 2022, 5 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 31.0 ppb (29) | N/A | N/A | 8.6 μg/m3 (36) | 36.0 | |
| May 24, 2022, 4 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 31.0 ppb (29) | N/A | N/A | 12.5 μg/m3 (52) | 52.0 | |
| May 24, 2022, 4 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 31.0 ppb (29) | N/A | N/A | 12.5 μg/m3 (52) | 52.0 | |
| May 24, 2022, 3 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 38.0 ppb (36) | N/A | N/A | 14.4 μg/m3 (56) | 56.0 | |
| May 24, 2022, 3 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 38.0 ppb (36) | N/A | N/A | 14.4 μg/m3 (56) | 56.0 | |
| May 24, 2022, 2 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 39.0 ppb (37) | N/A | N/A | 14.9 μg/m3 (57) | 57.0 | |
| May 24, 2022, 2 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 39.0 ppb (37) | N/A | N/A | 14.9 μg/m3 (57) | 57.0 | |
| May 24, 2022, 1 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 41.0 ppb (38) | N/A | N/A | 13.7 μg/m3 (55) | 55.0 | |
| May 24, 2022, 1 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 41.0 ppb (38) | N/A | N/A | 13.7 μg/m3 (55) | 55.0 | |
| May 24, 2022, midnight | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 40.0 ppb (38) | N/A | N/A | 10.6 μg/m3 (45) | 45.0 | |
| May 24, 2022, midnight | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 40.0 ppb (38) | N/A | N/A | 10.6 μg/m3 (45) | 45.0 | |
| May 23, 2022, 11 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 37.0 ppb (35) | N/A | N/A | 6.3 μg/m3 (27) | 35.0 | |
| May 23, 2022, 11 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 37.0 ppb (35) | N/A | N/A | 6.3 μg/m3 (27) | 35.0 | |
| May 23, 2022, 8 p.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 32.0 ppb (30) | N/A | N/A | 1.1 μg/m3 (5) | 30.0 | |
| May 23, 2022, 7 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 32.0 ppb (30) | N/A | N/A | 0.9 μg/m3 (4) | 30.0 | |
| May 23, 2022, 6 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 32.0 ppb (30) | N/A | N/A | 0.8 μg/m3 (4) | 30.0 | |
| May 23, 2022, 3 p.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 0.7 μg/m3 (3) | 28.0 | |
| May 23, 2022, 2 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 0.7 μg/m3 (3) | 28.0 | |
| May 23, 2022, 11 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 32.0 ppb (30) | N/A | N/A | 1.0 μg/m3 (5) | 30.0 | |
| May 23, 2022, 10 a.m. | N/A | -0.2 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 32.0 ppb (30) | N/A | N/A | 1.1 μg/m3 (5) | 30.0 | |
| May 23, 2022, 10 a.m. | N/A | -0.2 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 32.0 ppb (30) | N/A | N/A | 1.1 μg/m3 (5) | 30.0 | |
| May 23, 2022, 9 a.m. | N/A | -0.2 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 32.0 ppb (30) | N/A | N/A | 1.8 μg/m3 (8) | 30.0 | |
| May 23, 2022, 3 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 33.0 ppb (31) | N/A | N/A | 26.2 μg/m3 (81) | 81.0 | |
| May 23, 2022, 2 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 38.0 ppb (36) | N/A | N/A | 29.4 μg/m3 (88) | 88.0 | |
| May 23, 2022, 1 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 39.0 ppb (37) | N/A | N/A | 31.7 μg/m3 (93) | 93.0 | |
| May 23, 2022, midnight | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 40.0 ppb (38) | N/A | N/A | 31.5 μg/m3 (92) | 92.0 | |
| May 22, 2022, 11 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 41.0 ppb (38) | N/A | N/A | 26.9 μg/m3 (83) | 83.0 | |
| May 22, 2022, 9 p.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 40.0 ppb (38) | N/A | N/A | 12.4 μg/m3 (52) | 52.0 | |
| May 22, 2022, 8 p.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 36.0 ppb (34) | N/A | N/A | 5.2 μg/m3 (22) | 34.0 | |
| May 22, 2022, 7 p.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 33.0 ppb (31) | N/A | N/A | 1.7 μg/m3 (8) | 31.0 | |
| May 22, 2022, 6 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 31.0 ppb (29) | N/A | N/A | 1.4 μg/m3 (6) | 29.0 | |
| May 22, 2022, 5 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 1.0 μg/m3 (5) | 28.0 | |
| May 22, 2022, 4 p.m. | N/A | 0.6 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 24.0 ppb (23) | N/A | N/A | 0.9 μg/m3 (4) | 23.0 | |
| May 22, 2022, 3 p.m. | N/A | 0.9 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 18.0 ppb (17) | N/A | N/A | 1.0 μg/m3 (5) | 17.0 | |
| May 22, 2022, 2 p.m. | N/A | 1.3 ppb (2) | N/A | N/A | N/A | 0.0 ppb (0) | 12.0 ppb (12) | N/A | N/A | 1.0 μg/m3 (5) | 12.0 | |
| May 22, 2022, 1 p.m. | N/A | 0.7 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 7.0 ppb (7) | N/A | N/A | 0.9 μg/m3 (4) | 7.0 | |
| May 22, 2022, 1 p.m. | N/A | 0.7 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 7.0 ppb (7) | N/A | N/A | 0.9 μg/m3 (4) | 7.0 | |
| May 22, 2022, noon | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 7.0 ppb (7) | N/A | N/A | 1.0 μg/m3 (5) | 7.0 | |
| May 22, 2022, 11 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 9.0 ppb (9) | N/A | N/A | 1.2 μg/m3 (5) | 9.0 | |
| May 22, 2022, 10 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 12.0 ppb (12) | N/A | N/A | 2.5 μg/m3 (11) | 12.0 | |
| May 22, 2022, 9 a.m. | N/A | -0.2 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 15.0 ppb (14) | N/A | N/A | 6.0 μg/m3 (25) | 25.0 | |
| May 22, 2022, 8 a.m. | N/A | -0.2 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 15.0 ppb (14) | N/A | N/A | 11.0 μg/m3 (46) | 46.0 | |
| May 22, 2022, 7 a.m. | N/A | -0.2 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 18.0 ppb (17) | N/A | N/A | 19.0 μg/m3 (66) | 66.0 | |
| May 22, 2022, 5 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 29.0 ppb (27) | N/A | N/A | 37.2 μg/m3 (106) | 106.0 | |
| May 22, 2022, 3 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 39.0 ppb (37) | N/A | N/A | 45.2 μg/m3 (125) | 125.0 | |
| May 22, 2022, 2 a.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 40.0 ppb (38) | N/A | N/A | 47.2 μg/m3 (130) | 130.0 | |
| May 22, 2022, 1 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 41.0 ppb (38) | N/A | N/A | 47.8 μg/m3 (132) | 132.0 | |
| May 22, 2022, midnight | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 43.0 ppb (40) | N/A | N/A | 46.1 μg/m3 (128) | 128.0 | |
| May 21, 2022, 11 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 43.0 ppb (40) | N/A | N/A | 41.8 μg/m3 (117) | 117.0 | |
| May 21, 2022, 10 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 43.0 ppb (40) | N/A | N/A | 34.7 μg/m3 (99) | 99.0 | |
| May 21, 2022, 9 p.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 44.0 ppb (41) | N/A | N/A | 25.0 μg/m3 (79) | 79.0 | |
| May 21, 2022, 8 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 40.0 ppb (38) | N/A | N/A | 15.5 μg/m3 (59) | 59.0 | |
| May 21, 2022, 7 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 32.0 ppb (30) | N/A | N/A | 7.6 μg/m3 (32) | 32.0 | |
| May 21, 2022, 6 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 2.9 μg/m3 (13) | 28.0 | |
| May 21, 2022, 5 p.m. | N/A | 0.4 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.3 μg/m3 (6) | 26.0 | |
| May 21, 2022, 4 p.m. | N/A | 0.4 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 26.0 ppb (25) | N/A | N/A | 0.9 μg/m3 (4) | 25.0 | |
| May 21, 2022, 3 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 24.0 ppb (23) | N/A | N/A | 0.8 μg/m3 (4) | 23.0 | |
| May 21, 2022, 2 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 20.0 ppb (19) | N/A | N/A | 0.8 μg/m3 (4) | 19.0 | |
| May 21, 2022, 1 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 15.0 ppb (14) | N/A | N/A | 1.9 μg/m3 (8) | 14.0 | |
| May 21, 2022, 1 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 15.0 ppb (14) | N/A | N/A | 1.9 μg/m3 (8) | 14.0 | |
| May 21, 2022, noon | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 10.0 ppb (10) | N/A | N/A | 3.8 μg/m3 (16) | 16.0 | |
| May 21, 2022, 10 a.m. | N/A | -0.1 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 13.0 ppb (13) | N/A | N/A | 10.9 μg/m3 (46) | 46.0 | |
| May 21, 2022, 9 a.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 14.0 ppb (13) | N/A | N/A | 17.3 μg/m3 (62) | 62.0 | |
| May 21, 2022, 8 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 22.0 ppb (21) | N/A | N/A | 25.6 μg/m3 (80) | 80.0 | |
| May 21, 2022, 4 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 34.0 ppb (32) | N/A | N/A | 69.4 μg/m3 (159) | 159.0 | |
| May 21, 2022, 3 a.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 36.0 ppb (34) | N/A | N/A | 80.3 μg/m3 (164) | 164.0 | |
| May 21, 2022, 2 a.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 38.0 ppb (36) | N/A | N/A | 78.0 μg/m3 (163) | 163.0 | |
| May 21, 2022, 1 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 38.0 ppb (36) | N/A | N/A | 67.9 μg/m3 (158) | 158.0 | |
| May 21, 2022, midnight | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 37.0 ppb (35) | N/A | N/A | 60.9 μg/m3 (154) | 154.0 | |
| May 20, 2022, 11 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 37.0 ppb (35) | N/A | N/A | 37.6 μg/m3 (107) | 107.0 | |
| May 20, 2022, 10 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 38.0 ppb (36) | N/A | N/A | 16.9 μg/m3 (62) | 62.0 | |
| May 20, 2022, 9 p.m. | N/A | 0.2 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 37.0 ppb (35) | N/A | N/A | 5.8 μg/m3 (25) | 35.0 | |
| May 20, 2022, 7 p.m. | N/A | 0.5 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 3.3 μg/m3 (14) | 26.0 | |
| May 20, 2022, 6 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 23.0 ppb (22) | N/A | N/A | 2.3 μg/m3 (10) | 22.0 | |
| May 20, 2022, 5 p.m. | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 19.0 ppb (18) | N/A | N/A | 2.6 μg/m3 (11) | 18.0 | |
| May 20, 2022, 4 p.m. | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 16.0 ppb (15) | N/A | N/A | 1.8 μg/m3 (8) | 15.0 | |
| May 20, 2022, 3 p.m. | N/A | 0.6 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | N/A | N/A | 2.1 μg/m3 (9) | 10.0 | |
| May 20, 2022, 2 p.m. | N/A | 3.5 ppb (4) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 6.0 ppb (6) | N/A | N/A | 4.6 μg/m3 (20) | 20.0 | |
| May 20, 2022, 1 p.m. | N/A | 5.0 ppb (5) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 1.0 ppb (1) | N/A | N/A | 5.3 μg/m3 (23) | 23.0 | |
| May 20, 2022, 11 a.m. | N/A | 0.8 ppb (1) | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | N/A | N/A | 5.7 μg/m3 (24) | 24.0 | |
| May 20, 2022, 10 a.m. | N/A | 0.5 ppb (1) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 2.0 ppb (2) | N/A | N/A | 8.9 μg/m3 (38) | 38.0 | |
| May 20, 2022, 9 a.m. | N/A | 0.2 ppb (1) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | N/A | N/A | 9.5 μg/m3 (40) | 40.0 | |
| May 20, 2022, 8 a.m. | N/A | 0.1 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | N/A | N/A | 6.8 μg/m3 (29) | 29.0 | |
| May 20, 2022, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 4.5 μg/m3 (19) | 19.0 | |
| May 20, 2022, 6 a.m. | N/A | 0.1 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 12.0 ppb (12) | N/A | N/A | 4.6 μg/m3 (20) | 20.0 | |
| May 20, 2022, 5 a.m. | N/A | 0.2 ppb (1) | N/A | 2.0 ppb (2) | N/A | 1.0 ppb (2) | 18.0 ppb (17) | N/A | N/A | 5.6 μg/m3 (24) | 24.0 | |
| May 20, 2022, 4 a.m. | N/A | 0.2 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 27.0 ppb (25) | N/A | N/A | 4.0 μg/m3 (17) | 25.0 | |
| May 20, 2022, 3 a.m. | N/A | 0.4 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | 2.9 μg/m3 (13) | 27.0 | |
| May 20, 2022, 2 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 3.2 μg/m3 (14) | 28.0 | |
| May 20, 2022, 1 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 30.0 ppb (28) | N/A | N/A | 3.4 μg/m3 (15) | 28.0 | |
| May 20, 2022, 1 a.m. | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 0.0 ppb (0) | 30.0 ppb (28) | N/A | N/A | 3.4 μg/m3 (15) | 28.0 | |
| May 20, 2022, midnight | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 0.0 ppb (0) | 30.0 ppb (28) | N/A | N/A | 3.0 μg/m3 (13) | 28.0 | |
| May 20, 2022, midnight | N/A | 0.1 ppb (1) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | N/A | N/A | 3.0 μg/m3 (13) | 28.0 | |
| May 19, 2022, 11 p.m. | N/A | 0.1 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 1.9 μg/m3 (8) | 28.0 | |
| May 19, 2022, 10 p.m. | N/A | 0.3 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | 1.8 μg/m3 (8) | 27.0 | |
| May 19, 2022, 9 p.m. | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | 1.8 μg/m3 (8) | 27.0 | |
| May 19, 2022, 8 p.m. | N/A | 0.3 ppb (1) | N/A | 0.0 ppb (0) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | N/A | N/A | 1.7 μg/m3 (8) | 27.0 | |
| May 19, 2022, 7 p.m. | N/A | 0.1 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | 1.6 μg/m3 (7) | 27.0 | |
| May 19, 2022, 7 p.m. | N/A | 0.1 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | 1.6 μg/m3 (7) | 27.0 | |
| May 19, 2022, 4 p.m. | N/A | 0.2 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 2.7 μg/m3 (12) | 26.0 | |
| May 19, 2022, 2 p.m. | N/A | 0.2 ppb (1) | N/A | 1.0 ppb (1) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.9 μg/m3 (8) | 26.0 | |
| May 19, 2022, 6 a.m. | N/A | 0.1 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.9 μg/m3 (8) | 26.0 | |
| May 19, 2022, 5 a.m. | N/A | 0.1 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 2.0 μg/m3 (9) | 26.0 | |
| May 19, 2022, 4 a.m. | N/A | 0.0 ppb (0) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 2.1 μg/m3 (9) | 26.0 | |
| May 19, 2022, 3 a.m. | N/A | 0.0 ppb (0) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 27.0 ppb (25) | N/A | N/A | 1.4 μg/m3 (6) | 25.0 | |
| May 19, 2022, 2 a.m. | N/A | 0.3 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.7 μg/m3 (8) | 26.0 | |
| May 19, 2022, 1 a.m. | N/A | 0.4 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 26.0 ppb (25) | N/A | N/A | 2.5 μg/m3 (11) | 25.0 | |
| May 18, 2022, 11 p.m. | N/A | 0.4 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 2.1 μg/m3 (9) | 28.0 | |
| May 18, 2022, 10 p.m. | N/A | 0.4 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 2.7 μg/m3 (12) | 28.0 | |
| May 18, 2022, 9 p.m. | N/A | 0.1 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 34.0 ppb (32) | N/A | N/A | 2.7 μg/m3 (12) | 32.0 | |
| May 18, 2022, 8 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 33.0 ppb (31) | N/A | N/A | 2.4 μg/m3 (10) | 31.0 | |
| May 18, 2022, 7 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 33.0 ppb (31) | N/A | N/A | 2.5 μg/m3 (11) | 31.0 | |
| May 18, 2022, 5 p.m. | N/A | 0.5 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 1.8 μg/m3 (8) | 28.0 | |
| May 18, 2022, 4 p.m. | N/A | 0.1 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | 1.5 μg/m3 (7) | 27.0 | |
| May 18, 2022, 4 p.m. | N/A | 0.1 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 29.0 ppb (27) | N/A | N/A | 1.5 μg/m3 (7) | 27.0 | |
| May 18, 2022, 3 p.m. | N/A | 0.5 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 27.0 ppb (25) | N/A | N/A | 1.2 μg/m3 (5) | 25.0 | |
| May 18, 2022, 3 p.m. | N/A | 0.5 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 27.0 ppb (25) | N/A | N/A | 1.2 μg/m3 (5) | 25.0 | |
| May 18, 2022, 2 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 0.9 μg/m3 (4) | 26.0 | |
| May 18, 2022, 2 p.m. | N/A | 0.2 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 0.9 μg/m3 (4) | 26.0 | |
| May 18, 2022, 1 p.m. | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.0 μg/m3 (5) | 26.0 | |
| May 18, 2022, 1 p.m. | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.0 μg/m3 (5) | 26.0 | |
| May 18, 2022, noon | N/A | 0.0 ppb (0) | N/A | N/A | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.0 μg/m3 (5) | 26.0 | |
| May 18, 2022, noon | N/A | 0.0 ppb (0) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 28.0 ppb (26) | N/A | N/A | 1.0 μg/m3 (5) | 26.0 | |
| May 18, 2022, 11 a.m. | N/A | 0.2 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 26.0 ppb (25) | N/A | N/A | 1.0 μg/m3 (5) | 25.0 | |
| May 18, 2022, 10 a.m. | N/A | 0.1 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 25.0 ppb (24) | N/A | N/A | 1.0 μg/m3 (5) | 24.0 | |
| May 18, 2022, 2 a.m. | N/A | 0.1 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 1.6 μg/m3 (7) | 28.0 | |
| May 18, 2022, 1 a.m. | N/A | 0.5 ppb (1) | N/A | -1.0 ppb (0) | N/A | 1.0 ppb (2) | 32.0 ppb (30) | N/A | N/A | 1.4 μg/m3 (6) | 30.0 | |
| May 18, 2022, midnight | N/A | 0.7 ppb (1) | N/A | 0.0 ppb (0) | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 1.6 μg/m3 (7) | 28.0 | |
| May 17, 2022, 11 p.m. | N/A | 0.2 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 30.0 ppb (28) | N/A | N/A | 1.4 μg/m3 (6) | 28.0 | |
| May 17, 2022, 10 p.m. | N/A | 0.3 ppb (1) | N/A | N/A | N/A | 1.0 ppb (2) | 31.0 ppb (29) | N/A | N/A | 1.3 μg/m3 (6) | 29.0 |