ID: 2408

AQSQID: 060010012

Site Name: Laney College

Added: April 21, 2020, 6:24 p.m.

Updated: Sept. 20, 2020, 7:39 p.m.

Location: Oakland (Peralta-Laney), CA

Reporting: True, Located: True

Current AQI: 63.0

Oakland (Peralta-Laney) CA, US: 37.793624, -122.263376

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 20, 2020, 6 p.m. 17.8 ppb (16) 6.2 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.72 ppb (8) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 20, 2020, 5 p.m. 18.8 ppb (17) 6.9 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.81 ppb (9) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 20, 2020, 4 p.m. 21.8 ppb (20) 9.2 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.84 ppb (9) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 3 p.m. 18.0 ppb (17) 5.3 ppb (5) N/A 13.0 ppb (12) N/A N/A N/A 0.8 ppb (9) N/A 35.0 μg/m3 (99) 99.0
 
Sept. 20, 2020, 2 p.m. 13.2 ppb (12) 3.5 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 0.56 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 1 p.m. 11.1 ppb (10) 1.2 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.57 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2020, noon 15.1 ppb (14) 3.6 ppb (3) N/A 12.0 ppb (11) N/A N/A N/A 0.76 ppb (8) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 20, 2020, 10 a.m. 12.4 ppb (11) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A N/A 0.61 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2020, 9 a.m. 11.5 ppb (11) 0.5 ppb (0) N/A 11.0 ppb (10) N/A N/A N/A 0.51 ppb (6) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2020, 8 a.m. 7.7 ppb (7) 1.1 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.5 ppb (6) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2020, 7 a.m. 7.7 ppb (7) 1.5 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.53 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 20, 2020, 6 a.m. 12.2 ppb (11) 3.3 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.6 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 20, 2020, 5 a.m. 14.4 ppb (13) 3.6 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A 0.62 ppb (7) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2020, 4 a.m. 6.9 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 20, 2020, 3 a.m. 7.6 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.46 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 2 a.m. 32.1 ppb (30) 11.7 ppb (11) N/A 20.0 ppb (19) N/A N/A N/A 0.67 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 1 a.m. 29.1 ppb (27) 8.4 ppb (8) N/A 21.0 ppb (19) N/A N/A N/A 0.69 ppb (8) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, midnight 33.9 ppb (31) 13.4 ppb (12) N/A 21.0 ppb (19) N/A N/A N/A 0.68 ppb (8) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 19, 2020, 11 p.m. 30.5 ppb (28) 13.3 ppb (12) N/A 17.0 ppb (16) N/A N/A N/A 0.61 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 19, 2020, 10 p.m. 39.5 ppb (37) 19.9 ppb (18) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A 16.0 μg/m3 (59) 59.0
 
Sept. 19, 2020, 9 p.m. 18.8 ppb (17) 6.3 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.62 ppb (7) N/A 16.0 μg/m3 (59) 59.0
 
Sept. 19, 2020, 8 p.m. 18.7 ppb (17) 6.9 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.54 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 19, 2020, 7 p.m. 17.0 ppb (16) 7.2 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2020, 6 p.m. 15.4 ppb (14) 7.0 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.49 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2020, 5 p.m. 15.1 ppb (14) 7.2 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2020, 4 p.m. 15.5 ppb (14) 6.8 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, 3 p.m. 17.8 ppb (16) 7.3 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.51 ppb (6) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2020, 2 p.m. 17.3 ppb (16) 6.2 ppb (6) N/A 11.0 ppb (10) N/A N/A N/A 0.49 ppb (5) N/A 3.0 μg/m3 (12) 16.0
 
Sept. 19, 2020, 1 p.m. 13.7 ppb (13) 3.4 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 0.44 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, noon 8.3 ppb (8) 1.2 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.37 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2020, 10 a.m. 7.0 ppb (6) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.37 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 9 a.m. 4.6 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.42 ppb (5) N/A 0.0 μg/m3 (0) 5.0
 
Sept. 19, 2020, 8 a.m. 6.3 ppb (6) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.43 ppb (5) N/A 2.0 μg/m3 (8) 8.0
 
Sept. 19, 2020, 7 a.m. 4.8 ppb (4) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.45 ppb (5) N/A 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 6 a.m. 9.3 ppb (9) 2.2 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.5 ppb (6) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2020, 5 a.m. 20.9 ppb (19) 4.2 ppb (4) N/A 17.0 ppb (16) N/A N/A N/A 0.52 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2020, 4 a.m. 17.8 ppb (16) 3.7 ppb (3) N/A 14.0 ppb (13) N/A N/A N/A 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 19, 2020, 3 a.m. 14.6 ppb (14) 3.4 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A 0.55 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2020, 2 a.m. 16.7 ppb (15) 5.3 ppb (5) N/A 11.0 ppb (10) N/A N/A N/A 0.61 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2020, 1 a.m. 15.3 ppb (14) 5.4 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 19, 2020, midnight 13.1 ppb (12) 5.6 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.56 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2020, 11 p.m. 17.4 ppb (16) 7.6 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.58 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 10 p.m. 19.6 ppb (18) 9.5 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A 0.53 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 9 p.m. 21.6 ppb (20) 10.9 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 8 p.m. 21.8 ppb (20) 11.1 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.51 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 7 p.m. 24.0 ppb (22) 11.3 ppb (10) N/A 13.0 ppb (12) N/A N/A N/A 0.48 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 6 p.m. 26.0 ppb (24) 13.0 ppb (12) N/A 13.0 ppb (12) N/A N/A N/A 0.47 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 5 p.m. 32.4 ppb (30) 17.4 ppb (16) N/A 15.0 ppb (14) N/A N/A N/A 0.48 ppb (5) N/A 5.0 μg/m3 (21) 30.0
 
Sept. 18, 2020, 4 p.m. 29.3 ppb (27) 15.5 ppb (14) N/A 14.0 ppb (13) N/A N/A N/A 0.44 ppb (5) N/A 4.0 μg/m3 (17) 27.0
 
Sept. 18, 2020, 3 p.m. 21.2 ppb (20) 9.6 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.41 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 2 p.m. 33.9 ppb (31) 17.3 ppb (16) N/A 17.0 ppb (16) N/A N/A N/A 0.49 ppb (5) N/A 6.0 μg/m3 (25) 31.0
 
Sept. 18, 2020, 1 p.m. 26.0 ppb (24) 12.4 ppb (11) N/A 14.0 ppb (13) N/A N/A N/A 0.47 ppb (5) N/A 2.0 μg/m3 (8) 24.0
 
Sept. 18, 2020, noon 18.2 ppb (17) 8.7 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.42 ppb (5) N/A 2.0 μg/m3 (8) 17.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (4) 4.0
 
Sept. 18, 2020, 10 a.m. 6.6 ppb (6) 2.2 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A 0.0 μg/m3 (0) 6.0
 
Sept. 18, 2020, 9 a.m. 5.3 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
Sept. 18, 2020, 8 a.m. 7.4 ppb (7) 1.6 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.33 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 7 a.m. 10.3 ppb (10) 2.2 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.38 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 6 a.m. 13.7 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A 0.42 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2020, 5 a.m. 8.5 ppb (8) 1.9 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.38 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 4 a.m. 11.8 ppb (11) 2.4 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.44 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2020, 3 a.m. 13.3 ppb (12) 4.4 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.46 ppb (5) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2020, 2 a.m. 14.1 ppb (13) 4.8 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.46 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2020, 1 a.m. 20.3 ppb (19) 7.8 ppb (7) N/A 13.0 ppb (12) N/A N/A N/A 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 18, 2020, midnight 24.0 ppb (22) 12.4 ppb (11) N/A 12.0 ppb (11) N/A N/A N/A 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2020, 11 p.m. 24.9 ppb (23) 15.0 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A 0.46 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2020, 10 p.m. 19.7 ppb (18) 11.2 ppb (10) N/A 9.0 ppb (8) N/A N/A N/A 0.47 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 17, 2020, 9 p.m. 21.0 ppb (19) 11.8 ppb (11) N/A 9.0 ppb (8) N/A N/A N/A 0.42 ppb (5) N/A 2.0 μg/m3 (8) 19.0
 
Sept. 17, 2020, 8 p.m. 23.7 ppb (22) 14.0 ppb (13) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 1.0 μg/m3 (4) 22.0
 
Sept. 17, 2020, 7 p.m. 25.9 ppb (24) 17.0 ppb (16) N/A 9.0 ppb (8) N/A N/A N/A 0.36 ppb (4) N/A 1.0 μg/m3 (4) 24.0
 
Sept. 17, 2020, 6 p.m. 26.7 ppb (25) 18.0 ppb (17) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A 1.0 μg/m3 (4) 25.0
 
Sept. 17, 2020, 5 p.m. 32.1 ppb (30) 21.6 ppb (20) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A 2.0 μg/m3 (8) 30.0
 
Sept. 17, 2020, 4 p.m. 42.1 ppb (39) 29.3 ppb (27) N/A 13.0 ppb (12) N/A N/A N/A 0.42 ppb (5) N/A 3.0 μg/m3 (12) 39.0
 
Sept. 17, 2020, 3 p.m. 44.0 ppb (41) 30.0 ppb (28) N/A 14.0 ppb (13) N/A N/A N/A 0.41 ppb (5) N/A 3.0 μg/m3 (12) 41.0
 
Sept. 17, 2020, 2 p.m. 36.9 ppb (34) 23.5 ppb (22) N/A 13.0 ppb (12) N/A N/A N/A 0.43 ppb (5) N/A 2.0 μg/m3 (8) 34.0
 
Sept. 17, 2020, 1 p.m. 28.2 ppb (26) 17.8 ppb (16) N/A 10.0 ppb (9) N/A N/A N/A 0.39 ppb (4) N/A 1.0 μg/m3 (4) 26.0
 
Sept. 17, 2020, noon 21.8 ppb (20) 12.5 ppb (12) N/A 9.0 ppb (8) N/A N/A N/A 0.35 ppb (4) N/A 0.0 μg/m3 (0) 20.0
 
Sept. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -3.0 μg/m3 (0) N/A
Sept. 17, 2020, 10 a.m. 7.1 ppb (7) 4.2 ppb (4) N/A 3.0 ppb (3) N/A N/A N/A 0.28 ppb (3) N/A -3.0 μg/m3 (0) 7.0
 
Sept. 17, 2020, 9 a.m. 8.8 ppb (8) 4.8 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.26 ppb (3) N/A -1.0 μg/m3 (0) 8.0
 
Sept. 17, 2020, 8 a.m. 5.4 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.24 ppb (3) N/A 0.0 μg/m3 (0) 5.0
 
Sept. 17, 2020, 7 a.m. 11.3 ppb (10) 4.8 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.34 ppb (4) N/A -1.0 μg/m3 (0) 10.0
 
Sept. 17, 2020, 6 a.m. 12.8 ppb (12) 5.3 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.33 ppb (4) N/A 1.0 μg/m3 (4) 12.0
 
Sept. 17, 2020, 5 a.m. 14.5 ppb (13) 6.7 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A 0.0 μg/m3 (0) 13.0
 
Sept. 17, 2020, 4 a.m. 15.0 ppb (14) 5.6 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.38 ppb (4) N/A 1.0 μg/m3 (4) 14.0
 
Sept. 17, 2020, 3 a.m. 17.2 ppb (16) 7.2 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 17, 2020, 2 a.m. 14.4 ppb (13) 7.3 ppb (7) N/A 7.0 ppb (6) N/A N/A N/A 0.44 ppb (5) N/A 3.0 μg/m3 (12) 13.0
 
Sept. 17, 2020, 1 a.m. 17.1 ppb (16) 9.8 ppb (9) N/A 7.0 ppb (6) N/A N/A N/A 0.43 ppb (5) N/A 3.0 μg/m3 (12) 16.0
 
Sept. 17, 2020, midnight 20.3 ppb (19) 12.9 ppb (12) N/A 7.0 ppb (6) N/A N/A N/A 0.43 ppb (5) N/A 3.0 μg/m3 (12) 19.0
 
Sept. 16, 2020, 11 p.m. 21.3 ppb (20) 13.2 ppb (12) N/A 8.0 ppb (7) N/A N/A N/A 0.38 ppb (4) N/A 3.0 μg/m3 (12) 20.0
 
Sept. 16, 2020, 10 p.m. 22.9 ppb (21) 14.7 ppb (14) N/A 8.0 ppb (7) N/A N/A N/A 0.38 ppb (4) N/A 4.0 μg/m3 (17) 21.0
 
Sept. 16, 2020, 9 p.m. 26.8 ppb (25) 15.3 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.43 ppb (5) N/A 5.0 μg/m3 (21) 25.0
 
Sept. 16, 2020, 8 p.m. 28.2 ppb (26) 15.3 ppb (14) N/A 13.0 ppb (12) N/A N/A N/A 0.41 ppb (5) N/A 6.0 μg/m3 (25) 26.0
 
Sept. 16, 2020, 7 p.m. 27.2 ppb (25) 15.7 ppb (15) N/A 12.0 ppb (11) N/A N/A N/A 0.38 ppb (4) N/A 4.0 μg/m3 (17) 25.0
 
Sept. 16, 2020, 6 p.m. 25.1 ppb (23) 15.3 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A 0.34 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2020, 5 p.m. 25.6 ppb (24) 16.1 ppb (15) N/A 10.0 ppb (9) N/A N/A N/A 0.37 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2020, 4 p.m. 28.0 ppb (26) 16.3 ppb (15) N/A 12.0 ppb (11) N/A N/A N/A 0.37 ppb (4) N/A N/A 26.0
 
Sept. 16, 2020, 3 p.m. 28.8 ppb (27) 17.4 ppb (16) N/A 11.0 ppb (10) N/A N/A N/A 0.36 ppb (4) N/A 3.0 μg/m3 (12) 27.0
 
Sept. 16, 2020, 2 p.m. 14.8 ppb (14) 6.2 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 1.0 μg/m3 (4) 14.0
 
Sept. 16, 2020, 1 p.m. 25.7 ppb (24) 16.5 ppb (15) N/A 9.0 ppb (8) N/A N/A N/A 0.38 ppb (4) N/A 2.0 μg/m3 (8) 24.0
 
Sept. 16, 2020, noon 16.4 ppb (15) 8.2 ppb (8) N/A 8.0 ppb (7) N/A N/A N/A 0.28 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2020, 10 a.m. 4.3 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.24 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
Sept. 16, 2020, 9 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.22 ppb (2) N/A 1.0 μg/m3 (4) 4.0
 
Sept. 16, 2020, 8 a.m. 5.8 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
Sept. 16, 2020, 7 a.m. 9.9 ppb (9) 1.6 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.28 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Sept. 16, 2020, 6 a.m. 13.0 ppb (12) 2.6 ppb (2) N/A 11.0 ppb (10) N/A N/A N/A 0.33 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
Sept. 16, 2020, 5 a.m. 11.4 ppb (11) 0.6 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A 2.0 μg/m3 (8) 11.0
 
Sept. 16, 2020, 4 a.m. 15.2 ppb (14) 5.5 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.33 ppb (4) N/A 2.0 μg/m3 (8) 14.0
 
Sept. 16, 2020, 3 a.m. 10.7 ppb (10) 3.2 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.33 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
Sept. 16, 2020, 2 a.m. 12.5 ppb (12) 6.5 ppb (6) N/A 6.0 ppb (6) N/A N/A N/A 0.36 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2020, 1 a.m. 14.1 ppb (13) 7.2 ppb (7) N/A 7.0 ppb (6) N/A N/A N/A 0.37 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2020, midnight 21.3 ppb (20) 11.5 ppb (11) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 15, 2020, 11 p.m. 29.0 ppb (27) 15.2 ppb (14) N/A 14.0 ppb (13) N/A N/A N/A 0.44 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 15, 2020, 10 p.m. 35.2 ppb (33) 16.6 ppb (15) N/A 19.0 ppb (18) N/A N/A N/A 0.46 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 15, 2020, 9 p.m. 33.5 ppb (31) 17.8 ppb (16) N/A 16.0 ppb (15) N/A N/A N/A 0.46 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 15, 2020, 8 p.m. 27.4 ppb (25) 12.7 ppb (12) N/A 15.0 ppb (14) N/A N/A N/A 0.47 ppb (5) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 15, 2020, 7 p.m. 30.2 ppb (28) 14.0 ppb (13) N/A 16.0 ppb (15) N/A N/A N/A 0.54 ppb (6) N/A 23.0 μg/m3 (73) 73.0
 
Sept. 15, 2020, 6 p.m. 30.6 ppb (28) 15.2 ppb (14) N/A 15.0 ppb (14) N/A N/A N/A 0.51 ppb (6) N/A 26.0 μg/m3 (80) 80.0
 
Sept. 15, 2020, 5 p.m. 31.3 ppb (29) 16.0 ppb (15) N/A 15.0 ppb (14) N/A N/A N/A 0.53 ppb (6) N/A 25.0 μg/m3 (78) 78.0
 
Sept. 15, 2020, 4 p.m. 36.9 ppb (34) 19.2 ppb (18) N/A 18.0 ppb (17) N/A N/A N/A 0.53 ppb (6) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 15, 2020, 3 p.m. 6.7 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.38 ppb (4) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 15, 2020, 2 p.m. 8.3 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.44 ppb (5) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 15, 2020, 1 p.m. 7.3 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.48 ppb (5) N/A 35.0 μg/m3 (99) 99.0
 
Sept. 15, 2020, noon 6.3 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.5 ppb (6) N/A 42.0 μg/m3 (116) 116.0
 
Sept. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (116) 116.0
 
Sept. 15, 2020, 10 a.m. 5.7 ppb (5) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.62 ppb (7) N/A 53.0 μg/m3 (144) 144.0
 
Sept. 15, 2020, 9 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.68 ppb (8) N/A 64.0 μg/m3 (154) 154.0
 
Sept. 15, 2020, 8 a.m. 12.8 ppb (12) 0.2 ppb (0) N/A 13.0 ppb (12) N/A N/A N/A 0.88 ppb (10) N/A 71.0 μg/m3 (158) 158.0
 
Sept. 15, 2020, 7 a.m. 12.8 ppb (12) 0.2 ppb (0) N/A 13.0 ppb (12) N/A N/A N/A 0.94 ppb (10) N/A 71.0 μg/m3 (158) 158.0
 
Sept. 15, 2020, 6 a.m. 9.6 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A N/A 0.79 ppb (9) N/A 70.0 μg/m3 (158) 158.0
 
Sept. 15, 2020, 5 a.m. 11.6 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.82 ppb (9) N/A 71.0 μg/m3 (158) 158.0
 
Sept. 15, 2020, 4 a.m. 12.6 ppb (12) 3.2 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 0.76 ppb (8) N/A 58.0 μg/m3 (151) 151.0
 
Sept. 15, 2020, 3 a.m. 15.9 ppb (15) 2.9 ppb (3) N/A 13.0 ppb (12) N/A N/A N/A 0.92 ppb (10) N/A 91.0 μg/m3 (169) 169.0
 
Sept. 15, 2020, 2 a.m. 15.9 ppb (15) 3.7 ppb (3) N/A 12.0 ppb (11) N/A N/A N/A 1.05 ppb (12) N/A 95.0 μg/m3 (171) 171.0
 
Sept. 15, 2020, 1 a.m. 15.9 ppb (15) 4.9 ppb (5) N/A 11.0 ppb (10) N/A N/A N/A 1.1 ppb (12) N/A 98.0 μg/m3 (172) 172.0
 
Sept. 15, 2020, midnight 24.5 ppb (23) 7.7 ppb (7) N/A 17.0 ppb (16) N/A N/A N/A 1.15 ppb (13) N/A 97.0 μg/m3 (172) 172.0
 
Sept. 14, 2020, 11 p.m. 38.5 ppb (36) 12.4 ppb (11) N/A 26.0 ppb (24) N/A N/A N/A 1.22 ppb (14) N/A 106.0 μg/m3 (177) 177.0
 
Sept. 14, 2020, 10 p.m. 44.5 ppb (41) 15.7 ppb (15) N/A 29.0 ppb (27) N/A N/A N/A 1.26 ppb (14) N/A 112.0 μg/m3 (180) 180.0
 
Sept. 14, 2020, 9 p.m. 31.4 ppb (29) 10.0 ppb (9) N/A 22.0 ppb (20) N/A N/A N/A 1.2 ppb (13) N/A 110.0 μg/m3 (179) 179.0
 
Sept. 14, 2020, 8 p.m. 30.1 ppb (28) 8.3 ppb (8) N/A 22.0 ppb (20) N/A N/A N/A 1.19 ppb (13) N/A 116.0 μg/m3 (182) 182.0
 
Sept. 14, 2020, 7 p.m. 27.2 ppb (25) 6.3 ppb (6) N/A 21.0 ppb (19) N/A N/A N/A 1.21 ppb (13) N/A 119.0 μg/m3 (183) 183.0
 
Sept. 14, 2020, 6 p.m. 30.5 ppb (28) 8.9 ppb (8) N/A 22.0 ppb (20) N/A N/A N/A 1.22 ppb (14) N/A 120.0 μg/m3 (184) 184.0
 
Sept. 14, 2020, 5 p.m. 29.5 ppb (27) 8.9 ppb (8) N/A 21.0 ppb (19) N/A N/A N/A 1.24 ppb (14) N/A 126.0 μg/m3 (187) 187.0
 
Sept. 14, 2020, 4 p.m. 28.2 ppb (26) 7.9 ppb (7) N/A 20.0 ppb (19) N/A N/A N/A 1.28 ppb (14) N/A 126.0 μg/m3 (187) 187.0
 
Sept. 14, 2020, 3 p.m. 27.9 ppb (26) 8.9 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 1.31 ppb (15) N/A 130.0 μg/m3 (189) 189.0
 
Sept. 14, 2020, 2 p.m. 27.7 ppb (26) 8.3 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 1.36 ppb (15) N/A 140.0 μg/m3 (194) 194.0
 
Sept. 14, 2020, 1 p.m. 22.0 ppb (20) 6.2 ppb (6) N/A 16.0 ppb (15) N/A N/A N/A 1.37 ppb (15) N/A 145.0 μg/m3 (197) 197.0
 
Sept. 14, 2020, noon 18.0 ppb (17) 4.8 ppb (4) N/A 13.0 ppb (12) N/A N/A N/A 1.38 ppb (15) N/A 146.0 μg/m3 (198) 198.0
 
Sept. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 141.0 μg/m3 (195) 195.0
 
Sept. 14, 2020, 10 a.m. 6.1 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 1.34 ppb (15) N/A 145.0 μg/m3 (197) 197.0
 
Sept. 14, 2020, 9 a.m. 5.5 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 1.34 ppb (15) N/A 155.0 μg/m3 (204) 204.0
 
Sept. 14, 2020, 8 a.m. 6.2 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 1.36 ppb (15) N/A 150.0 μg/m3 (200) 200.0
 
Sept. 14, 2020, 7 a.m. 6.5 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 1.38 ppb (15) N/A 153.0 μg/m3 (202) 202.0
 
Sept. 14, 2020, 6 a.m. 6.2 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 1.44 ppb (16) N/A 145.0 μg/m3 (197) 197.0
 
Sept. 14, 2020, 5 a.m. 12.6 ppb (12) 1.9 ppb (2) N/A 11.0 ppb (10) N/A N/A N/A 1.48 ppb (16) N/A 150.0 μg/m3 (200) 200.0
 
Sept. 14, 2020, 4 a.m. 14.6 ppb (14) 1.8 ppb (2) N/A 13.0 ppb (12) N/A N/A N/A 1.43 ppb (16) N/A 140.0 μg/m3 (194) 194.0
 
Sept. 14, 2020, 3 a.m. 12.4 ppb (11) 2.3 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 1.5 ppb (17) N/A 151.0 μg/m3 (200) 200.0
 
Sept. 14, 2020, 2 a.m. 16.3 ppb (15) 3.3 ppb (3) N/A 13.0 ppb (12) N/A N/A N/A 1.51 ppb (17) N/A 158.0 μg/m3 (208) 208.0
 
Sept. 14, 2020, 1 a.m. 13.3 ppb (12) 3.1 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 1.51 ppb (17) N/A 156.0 μg/m3 (206) 206.0
 
Sept. 14, 2020, midnight 29.6 ppb (27) 7.4 ppb (7) N/A 22.0 ppb (20) N/A N/A N/A 1.45 ppb (16) N/A 133.0 μg/m3 (191) 191.0
 
Sept. 13, 2020, 11 p.m. 22.9 ppb (21) 5.6 ppb (5) N/A 17.0 ppb (16) N/A N/A N/A 1.44 ppb (16) N/A 111.0 μg/m3 (179) 179.0
 
Sept. 13, 2020, 10 p.m. 36.9 ppb (34) 10.5 ppb (10) N/A 26.0 ppb (24) N/A N/A N/A 1.37 ppb (15) N/A 100.0 μg/m3 (173) 173.0
 
Sept. 13, 2020, 9 p.m. 18.6 ppb (17) 5.1 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 1.31 ppb (15) N/A 86.0 μg/m3 (166) 166.0
 
Sept. 13, 2020, 8 p.m. 18.2 ppb (17) 5.0 ppb (5) N/A 13.0 ppb (12) N/A N/A N/A 1.33 ppb (15) N/A 92.0 μg/m3 (169) 169.0
 
Sept. 13, 2020, 7 p.m. 16.7 ppb (15) 5.0 ppb (5) N/A 12.0 ppb (11) N/A N/A N/A 1.42 ppb (16) N/A 88.0 μg/m3 (167) 167.0