San Andreas (Gold Strike Rd) CA, US: 38.20185, -120.680277
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 16, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 6.7 μg/m3 (7) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 11.6 μg/m3 (11) | 4.0 μg/m3 (17) | 17.0 | |
| Jan. 16, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 12.5 μg/m3 (12) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 16, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 10.8 μg/m3 (10) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 16, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 12.3 μg/m3 (12) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 16, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.2 μg/m3 (14) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 16, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 16.1 μg/m3 (15) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 16, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 24.1 μg/m3 (23) | 20.0 μg/m3 (68) | 68.0 | |
| Jan. 16, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 33.7 μg/m3 (32) | 25.0 μg/m3 (79) | 79.0 | |
| Jan. 16, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 38.2 μg/m3 (36) | 32.0 μg/m3 (93) | 93.0 | |
| Jan. 16, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 34.0 μg/m3 (32) | 28.0 μg/m3 (85) | 85.0 | |
| Jan. 16, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 43.0 μg/m3 (40) | 25.0 μg/m3 (79) | 79.0 | |
| Jan. 16, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 29.1 μg/m3 (27) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 16, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 40.1 μg/m3 (38) | 36.0 μg/m3 (103) | 103.0 | |
| Jan. 16, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 24.6 μg/m3 (23) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 16, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 31.1 μg/m3 (29) | 16.0 μg/m3 (60) | 60.0 | |
| Jan. 16, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 18.8 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 16, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 ppb (33) | N/A | 26.7 μg/m3 (25) | 16.0 μg/m3 (60) | 60.0 | |
| Jan. 15, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 18.8 μg/m3 (18) | 8.0 μg/m3 (34) | 35.0 | |
| Jan. 15, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 19.9 μg/m3 (19) | 7.0 μg/m3 (30) | 34.0 | |
| Jan. 15, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 34.0 ppb (32) | N/A | 14.0 μg/m3 (13) | 6.0 μg/m3 (25) | 32.0 | |
| Jan. 15, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 17.6 μg/m3 (17) | 4.0 μg/m3 (17) | 28.0 | |
| Jan. 15, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 13.0 μg/m3 (13) | 5.0 μg/m3 (21) | 24.0 | |
| Jan. 15, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 13.8 μg/m3 (13) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 15, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 15.0 μg/m3 (14) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 15, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 16.7 μg/m3 (16) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 15, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 18.7 μg/m3 (18) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 15, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 17.9 μg/m3 (17) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 15, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 13.7 μg/m3 (13) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 15, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 17.8 μg/m3 (17) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 15, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 18.5 μg/m3 (18) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 15, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 28.2 μg/m3 (27) | 25.0 μg/m3 (79) | 79.0 | |
| Jan. 15, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 22.5 μg/m3 (21) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 15, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 26.5 μg/m3 (25) | 24.0 μg/m3 (77) | 77.0 | |
| Jan. 15, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 24.3 μg/m3 (23) | 20.0 μg/m3 (68) | 68.0 | |
| Jan. 15, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 35.4 μg/m3 (33) | 24.0 μg/m3 (77) | 77.0 | |
| Jan. 15, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 35.0 μg/m3 (33) | 29.0 μg/m3 (87) | 87.0 | |
| Jan. 15, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 37.3 μg/m3 (35) | 27.0 μg/m3 (83) | 83.0 | |
| Jan. 15, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 36.0 μg/m3 (34) | 34.0 μg/m3 (98) | 98.0 | |
| Jan. 15, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 39.7 μg/m3 (37) | 30.0 μg/m3 (89) | 89.0 | |
| Jan. 15, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 29.8 μg/m3 (28) | 27.0 μg/m3 (83) | 83.0 | |
| Jan. 15, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 36.7 μg/m3 (34) | 28.0 μg/m3 (85) | 85.0 | |
| Jan. 14, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 26.7 μg/m3 (25) | 16.0 μg/m3 (60) | 60.0 | |
| Jan. 14, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 21.7 μg/m3 (21) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 14, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 15.1 μg/m3 (14) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 14, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 14, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 18.1 μg/m3 (17) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 14, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 9.7 μg/m3 (9) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 14, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 14.5 μg/m3 (14) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 14, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 17.5 μg/m3 (17) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 14, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 9.7 μg/m3 (9) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 14, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 11.0 μg/m3 (11) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 14, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 10.4 μg/m3 (10) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 14, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 μg/m3 (9) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 14, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 12.9 μg/m3 (12) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 14, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 18.4 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 14, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 12.5 μg/m3 (12) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 14, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 12.8 μg/m3 (12) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 14, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 18.8 μg/m3 (18) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 14, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 17.2 μg/m3 (16) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 14, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 14.5 μg/m3 (14) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 14, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 24.5 μg/m3 (23) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 14, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 10.9 μg/m3 (11) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 14, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 15.3 μg/m3 (15) | 4.0 μg/m3 (17) | 24.0 | |
| Jan. 14, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 30.0 ppb (28) | N/A | 13.5 μg/m3 (13) | 1.0 μg/m3 (5) | 28.0 | |
| Jan. 14, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 11.5 μg/m3 (11) | 3.0 μg/m3 (13) | 29.0 | |
| Jan. 13, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 13.2 μg/m3 (13) | 4.0 μg/m3 (17) | 30.0 | |
| Jan. 13, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 32.0 ppb (30) | N/A | 9.7 μg/m3 (9) | 5.0 μg/m3 (21) | 30.0 | |
| Jan. 13, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 ppb (29) | N/A | 6.8 μg/m3 (7) | 5.0 μg/m3 (21) | 29.0 | |
| Jan. 13, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | N/A | N/A | 27.0 | |
| Jan. 13, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | |
| Jan. 13, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9.9 μg/m3 (10) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 13, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 10.8 μg/m3 (10) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 13, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 24.5 μg/m3 (23) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 13, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 16.3 μg/m3 (16) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 13, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 17.9 μg/m3 (17) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 13, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 19.0 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 13, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.5 μg/m3 (14) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 13, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 19.4 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 13, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 17.7 μg/m3 (17) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 13, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 15.5 μg/m3 (15) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 13, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 22.3 μg/m3 (21) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 13, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 20.7 μg/m3 (20) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 13, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 24.2 μg/m3 (23) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 13, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 23.2 μg/m3 (22) | 25.0 μg/m3 (79) | 79.0 | |
| Jan. 13, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 33.6 μg/m3 (32) | 22.0 μg/m3 (72) | 72.0 | |
| Jan. 13, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 24.4 μg/m3 (23) | 23.0 μg/m3 (74) | 74.0 | |
| Jan. 13, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 23.2 μg/m3 (22) | 20.0 μg/m3 (68) | 68.0 | |
| Jan. 13, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 19.2 μg/m3 (18) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 13, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 20.3 μg/m3 (19) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 11.9 μg/m3 (12) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 16.0 μg/m3 (15) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 12, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 19.4 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 14.5 μg/m3 (14) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 12, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 12.6 μg/m3 (12) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 15.2 μg/m3 (15) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 18.6 μg/m3 (18) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 12, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 23.2 μg/m3 (22) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 12, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 20.6 μg/m3 (20) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 12, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 17.5 μg/m3 (17) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 12, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 21.2 μg/m3 (20) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 12, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.2 μg/m3 (14) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 12, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 18.8 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 14.2 μg/m3 (14) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 12, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 17.6 μg/m3 (17) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 12, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 25.2 μg/m3 (24) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 12, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 27.9 μg/m3 (26) | 20.0 μg/m3 (68) | 68.0 | |
| Jan. 12, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 23.2 μg/m3 (22) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 12, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 17.2 μg/m3 (16) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 12, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 27.4 μg/m3 (26) | 30.0 μg/m3 (89) | 89.0 | |
| Jan. 12, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 32.5 μg/m3 (31) | 29.0 μg/m3 (87) | 87.0 | |
| Jan. 12, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 ppb (13) | N/A | 31.3 μg/m3 (29) | 25.0 μg/m3 (79) | 79.0 | |
| Jan. 12, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 31.5 μg/m3 (30) | 25.0 μg/m3 (79) | 79.0 | |
| Jan. 12, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 22.8 μg/m3 (22) | 16.0 μg/m3 (60) | 60.0 | |
| Jan. 11, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 29.0 ppb (27) | N/A | 17.9 μg/m3 (17) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 11, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 18.3 μg/m3 (17) | 13.0 μg/m3 (53) | 53.0 | |
| Jan. 11, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 13.5 μg/m3 (13) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 11, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 ppb (26) | N/A | 12.7 μg/m3 (12) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 11, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 13.5 μg/m3 (13) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 11, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 13.6 μg/m3 (13) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 11, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 12.2 μg/m3 (12) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 11, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 17.2 μg/m3 (16) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 11, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 20.9 μg/m3 (20) | 14.0 μg/m3 (55) | 55.0 | |
| Jan. 11, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 13.1 μg/m3 (13) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 11, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 20.5 μg/m3 (19) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 11, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 μg/m3 (24) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 11, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 24.9 μg/m3 (24) | 22.0 μg/m3 (72) | 72.0 | |
| Jan. 11, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 27.0 μg/m3 (25) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 11, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 27.4 μg/m3 (26) | 26.0 μg/m3 (81) | 81.0 | |
| Jan. 11, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 36.5 μg/m3 (34) | 28.0 μg/m3 (85) | 85.0 | |
| Jan. 11, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 27.2 μg/m3 (26) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 11, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 30.1 μg/m3 (28) | 26.0 μg/m3 (81) | 81.0 | |
| Jan. 11, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 31.1 μg/m3 (29) | 24.0 μg/m3 (77) | 77.0 | |
| Jan. 11, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 24.7 μg/m3 (23) | 20.0 μg/m3 (68) | 68.0 | |
| Jan. 11, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 25.4 μg/m3 (24) | 22.0 μg/m3 (72) | 72.0 | |
| Jan. 11, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 21.4 μg/m3 (20) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 11, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 20.4 μg/m3 (19) | 16.0 μg/m3 (60) | 60.0 | |
| Jan. 11, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 16.2 μg/m3 (15) | 18.0 μg/m3 (64) | 64.0 | |
| Jan. 10, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 16.2 μg/m3 (15) | 9.0 μg/m3 (38) | 38.0 | |
| Jan. 10, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 18.7 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 10, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 18.1 μg/m3 (17) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 10, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 27.0 ppb (25) | N/A | 14.8 μg/m3 (14) | 17.0 μg/m3 (62) | 62.0 | |
| Jan. 10, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 11.5 μg/m3 (11) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 10, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 19.2 μg/m3 (18) | 14.0 μg/m3 (55) | 55.0 | |
| Jan. 10, 2021, 5 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 16.1 μg/m3 (15) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 10, 2021, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 22.0 μg/m3 (21) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 10, 2021, 3 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 10.6 μg/m3 (10) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 10, 2021, 2 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 16.2 μg/m3 (15) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 10, 2021, 1 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 15.3 μg/m3 (15) | 11.0 μg/m3 (46) | 46.0 | |
| Jan. 10, 2021, noon | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 14.8 μg/m3 (14) | 15.0 μg/m3 (58) | 58.0 | |
| Jan. 10, 2021, 11 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 17.7 μg/m3 (17) | 12.0 μg/m3 (50) | 50.0 | |
| Jan. 10, 2021, 10 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 15.9 μg/m3 (15) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 10, 2021, 9 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 19.3 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 10, 2021, 8 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 20.0 μg/m3 (19) | 20.0 μg/m3 (68) | 68.0 | |
| Jan. 10, 2021, 7 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 20.2 μg/m3 (19) | 14.0 μg/m3 (55) | 55.0 | |
| Jan. 10, 2021, 6 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 16.8 μg/m3 (16) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 10, 2021, 5 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 17.8 μg/m3 (17) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 10, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 28.7 μg/m3 (27) | 28.0 μg/m3 (85) | 85.0 | |
| Jan. 10, 2021, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 21.6 μg/m3 (20) | 23.0 μg/m3 (74) | 74.0 | |
| Jan. 10, 2021, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 23.5 μg/m3 (22) | 23.0 μg/m3 (74) | 74.0 | |
| Jan. 10, 2021, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 ppb (14) | N/A | 17.6 μg/m3 (17) | 19.0 μg/m3 (66) | 66.0 | |
| Jan. 10, 2021, midnight | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 13.6 μg/m3 (13) | 10.0 μg/m3 (42) | 42.0 | |
| Jan. 9, 2021, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 8.4 μg/m3 (8) | 7.0 μg/m3 (30) | 30.0 | |
| Jan. 9, 2021, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 5.1 μg/m3 (5) | 6.0 μg/m3 (25) | 25.0 | |
| Jan. 9, 2021, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 6.2 μg/m3 (6) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 9, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 ppb (15) | N/A | 7.7 μg/m3 (8) | 5.0 μg/m3 (21) | 21.0 | |
| Jan. 9, 2021, 7 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 9.7 μg/m3 (9) | 8.0 μg/m3 (34) | 34.0 | |
| Jan. 9, 2021, 6 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 ppb (16) | N/A | 12.7 μg/m3 (12) | 8.0 μg/m3 (34) | 34.0 |