AQSQID: 060010012

Site Name: Laney College

Location: Oakland (Peralta-Laney), CA

Reporting: True, Located: True

Current AQI: 42.0

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
Dec. 4, 2019, noon 24.6 ppb (23) 8.5 ppb (8) N/A 16.0 ppb (15) N/A N/A N/A 0.36 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Dec. 4, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
Dec. 4, 2019, 10 a.m. 21.7 ppb (20) 3.0 ppb (3) N/A 19.0 ppb (18) N/A N/A N/A 0.43 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Dec. 4, 2019, 9 a.m. 17.5 ppb (16) 0.9 ppb (1) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Dec. 4, 2019, 8 a.m. 14.1 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Dec. 4, 2019, 7 a.m. 15.8 ppb (15) 2.3 ppb (2) N/A 14.0 ppb (13) N/A N/A N/A 0.42 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Dec. 4, 2019, 6 a.m. 32.4 ppb (30) 12.1 ppb (11) N/A 20.0 ppb (19) N/A N/A N/A 0.53 ppb (6) N/A 7.0 μg/m3 (29) 30.0
 
Dec. 4, 2019, 5 a.m. 36.5 ppb (34) 10.8 ppb (10) N/A 26.0 ppb (24) N/A N/A N/A 0.51 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Dec. 4, 2019, 4 a.m. 69.5 ppb (66) 39.0 ppb (36) N/A 31.0 ppb (29) N/A N/A N/A 0.56 ppb (6) N/A 9.0 μg/m3 (38) 66.0
 
Dec. 4, 2019, 3 a.m. 50.7 ppb (47) 20.5 ppb (19) N/A 30.0 ppb (28) N/A N/A N/A 0.64 ppb (7) N/A 8.0 μg/m3 (33) 47.0
 
Dec. 4, 2019, 2 a.m. 52.2 ppb (48) 23.9 ppb (22) N/A 28.0 ppb (26) N/A N/A N/A 0.66 ppb (7) N/A 7.0 μg/m3 (29) 48.0
 
Dec. 4, 2019, 1 a.m. 66.2 ppb (63) 37.1 ppb (34) N/A 29.0 ppb (27) N/A N/A N/A 0.67 ppb (7) N/A 5.0 μg/m3 (21) 63.0
 
Dec. 4, 2019, midnight 36.6 ppb (34) 17.9 ppb (17) N/A 19.0 ppb (18) N/A N/A N/A 0.46 ppb (5) N/A 6.0 μg/m3 (25) 34.0
 
Dec. 3, 2019, 11 p.m. 46.9 ppb (43) 22.2 ppb (21) N/A 25.0 ppb (23) N/A N/A N/A 0.55 ppb (6) N/A 6.0 μg/m3 (25) 43.0
 
Dec. 3, 2019, 10 p.m. 43.2 ppb (40) 19.6 ppb (18) N/A 24.0 ppb (22) N/A N/A N/A 0.51 ppb (6) N/A 5.0 μg/m3 (21) 40.0
 
Dec. 3, 2019, 9 p.m. 27.0 ppb (25) 9.9 ppb (9) N/A 17.0 ppb (16) N/A N/A N/A 0.48 ppb (5) N/A 3.0 μg/m3 (12) 25.0
 
Dec. 3, 2019, 8 p.m. 46.5 ppb (43) 28.1 ppb (26) N/A 19.0 ppb (18) N/A N/A N/A 0.46 ppb (5) N/A 2.0 μg/m3 (8) 43.0
 
Dec. 3, 2019, 7 p.m. 42.7 ppb (40) 25.7 ppb (24) N/A 17.0 ppb (16) N/A N/A N/A 0.43 ppb (5) N/A 3.0 μg/m3 (12) 40.0
 
Dec. 3, 2019, 6 p.m. 57.5 ppb (54) 35.4 ppb (33) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 7.0 μg/m3 (29) 54.0
 
Dec. 3, 2019, 5 p.m. 47.8 ppb (44) 27.1 ppb (25) N/A 21.0 ppb (19) N/A N/A N/A 0.55 ppb (6) N/A 8.0 μg/m3 (33) 44.0
 
Dec. 3, 2019, 4 p.m. 51.2 ppb (47) 27.2 ppb (25) N/A 24.0 ppb (22) N/A N/A N/A 0.62 ppb (7) N/A N/A 47.0
 
Dec. 3, 2019, 3 p.m. 54.0 ppb (50) 27.1 ppb (25) N/A 27.0 ppb (25) N/A N/A N/A 0.62 ppb (7) N/A 6.0 μg/m3 (25) 50.0
 
Dec. 3, 2019, 2 p.m. 47.9 ppb (44) 23.6 ppb (22) N/A 24.0 ppb (22) N/A N/A N/A 0.56 ppb (6) N/A 6.0 μg/m3 (25) 44.0
 
Dec. 3, 2019, 1 p.m. 37.2 ppb (34) 17.1 ppb (16) N/A 20.0 ppb (19) N/A N/A N/A 0.49 ppb (5) N/A 1.0 μg/m3 (4) 34.0
 
Dec. 3, 2019, noon 24.2 ppb (22) 7.8 ppb (7) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A -1.0 μg/m3 (0) 22.0
 
Dec. 3, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) N/A
Dec. 3, 2019, 10 a.m. 1.4 ppb (1) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.25 ppb (3) N/A 0.0 μg/m3 (0) 3.0
 
Dec. 3, 2019, 9 a.m. 1.9 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.26 ppb (3) N/A 1.0 μg/m3 (4) 4.0
 
Dec. 3, 2019, 8 a.m. 2.8 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.28 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Dec. 3, 2019, 7 a.m. 4.1 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.29 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Dec. 3, 2019, 6 a.m. 9.2 ppb (9) 1.6 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.32 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Dec. 3, 2019, 5 a.m. 12.1 ppb (11) 2.2 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.35 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Dec. 3, 2019, 4 a.m. 22.9 ppb (21) 6.4 ppb (6) N/A 17.0 ppb (16) N/A N/A N/A 0.49 ppb (5) N/A 3.0 μg/m3 (12) 21.0
 
Dec. 3, 2019, 3 a.m. 12.7 ppb (12) 3.7 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.32 ppb (4) N/A 0.0 μg/m3 (0) 12.0
 
Dec. 3, 2019, 2 a.m. 12.9 ppb (12) 3.7 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.34 ppb (4) N/A 1.0 μg/m3 (4) 12.0
 
Dec. 3, 2019, 1 a.m. 12.1 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.34 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
Dec. 3, 2019, midnight 10.3 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.38 ppb (4) N/A 2.0 μg/m3 (8) 10.0
 
Dec. 2, 2019, 11 p.m. 23.3 ppb (22) 8.9 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.43 ppb (5) N/A 3.0 μg/m3 (12) 22.0
 
Dec. 2, 2019, 10 p.m. 58.4 ppb (55) 30.9 ppb (29) N/A 28.0 ppb (26) N/A N/A N/A 0.64 ppb (7) N/A 7.0 μg/m3 (29) 55.0
 
Dec. 2, 2019, 9 p.m. 65.3 ppb (62) 32.8 ppb (30) N/A 33.0 ppb (31) N/A N/A N/A 0.66 ppb (7) N/A 6.0 μg/m3 (25) 62.0
 
Dec. 2, 2019, 8 p.m. 28.8 ppb (27) 9.7 ppb (9) N/A 19.0 ppb (18) N/A N/A N/A 0.52 ppb (6) N/A 4.0 μg/m3 (17) 27.0
 
Dec. 2, 2019, 7 p.m. 47.0 ppb (44) 22.0 ppb (20) N/A 25.0 ppb (23) N/A N/A N/A 0.46 ppb (5) N/A 3.0 μg/m3 (12) 44.0
 
Dec. 2, 2019, 6 p.m. 38.3 ppb (35) 14.7 ppb (14) N/A 24.0 ppb (22) N/A N/A N/A 0.41 ppb (5) N/A 2.0 μg/m3 (8) 35.0
 
Dec. 2, 2019, 5 p.m. 33.3 ppb (31) 11.0 ppb (10) N/A 22.0 ppb (20) N/A N/A N/A 0.38 ppb (4) N/A 3.0 μg/m3 (12) 31.0
 
Dec. 2, 2019, 4 p.m. 28.9 ppb (27) 5.7 ppb (5) N/A 23.0 ppb (21) N/A N/A N/A 0.42 ppb (5) N/A 3.0 μg/m3 (12) 27.0
 
Dec. 2, 2019, 3 p.m. 25.6 ppb (24) 2.8 ppb (3) N/A 23.0 ppb (21) N/A N/A N/A 0.42 ppb (5) N/A 2.0 μg/m3 (8) 24.0
 
Dec. 2, 2019, 2 p.m. 18.4 ppb (17) 1.0 ppb (1) N/A 17.0 ppb (16) N/A N/A N/A 0.36 ppb (4) N/A 0.0 μg/m3 (0) 17.0
 
Dec. 2, 2019, 1 p.m. 12.2 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A 0.31 ppb (3) N/A -1.0 μg/m3 (0) 11.0
 
Dec. 2, 2019, noon 9.5 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A N/A 0.29 ppb (3) N/A 1.0 μg/m3 (4) 9.0
 
Dec. 2, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (8) 8.0
 
Dec. 2, 2019, 10 a.m. 7.2 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
Dec. 2, 2019, 9 a.m. 7.3 ppb (7) -0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 0.0 μg/m3 (0) 7.0
 
Dec. 2, 2019, 8 a.m. 7.6 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.28 ppb (3) N/A 0.0 μg/m3 (0) 7.0
 
Dec. 2, 2019, 7 a.m. 5.6 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.27 ppb (3) N/A -1.0 μg/m3 (0) 5.0
 
Dec. 2, 2019, 6 a.m. 5.7 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.28 ppb (3) N/A -1.0 μg/m3 (0) 5.0
 
Dec. 2, 2019, 5 a.m. 5.3 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A -1.0 μg/m3 (0) 5.0
 
Dec. 2, 2019, 4 a.m. 5.8 ppb (5) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.29 ppb (3) N/A -1.0 μg/m3 (0) 5.0
 
Dec. 2, 2019, 3 a.m. 4.9 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.29 ppb (3) N/A 0.0 μg/m3 (0) 5.0
 
Dec. 2, 2019, 2 a.m. 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.28 ppb (3) N/A 0.0 μg/m3 (0) 5.0
 
Dec. 2, 2019, 1 a.m. 5.0 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.29 ppb (3) N/A 0.0 μg/m3 (0) 5.0
 
Dec. 2, 2019, midnight 6.5 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.31 ppb (3) N/A -1.0 μg/m3 (0) 6.0
 
Dec. 1, 2019, 11 p.m. 5.9 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.31 ppb (3) N/A -2.0 μg/m3 (0) 5.0
 
Dec. 1, 2019, 10 p.m. 6.4 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.32 ppb (4) N/A -1.0 μg/m3 (0) 6.0
 
Dec. 1, 2019, 9 p.m. 5.7 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.29 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Dec. 1, 2019, 8 p.m. 6.5 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.32 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
Dec. 1, 2019, 7 p.m. 6.9 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.33 ppb (4) N/A 1.0 μg/m3 (4) 6.0
 
Dec. 1, 2019, 6 p.m. 6.7 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A 1.0 μg/m3 (4) 6.0
 
Dec. 1, 2019, 5 p.m. 6.5 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A 1.0 μg/m3 (4) 6.0
 
Dec. 1, 2019, 4 p.m. 4.3 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.27 ppb (3) N/A 0.0 μg/m3 (0) 4.0
 
Dec. 1, 2019, 3 p.m. 5.1 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.28 ppb (3) N/A 0.0 μg/m3 (0) 5.0
 
Dec. 1, 2019, 2 p.m. 4.1 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.27 ppb (3) N/A 0.0 μg/m3 (0) 4.0
 
Dec. 1, 2019, 1 p.m. 2.7 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.26 ppb (3) N/A -3.0 μg/m3 (0) 3.0
 
Dec. 1, 2019, noon 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.26 ppb (3) N/A -3.0 μg/m3 (0) 3.0
 
Dec. 1, 2019, 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 (0) N/A
Dec. 1, 2019, 10 a.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.27 ppb (3) N/A -2.0 μg/m3 (0) 3.0
 
Dec. 1, 2019, 9 a.m. 3.1 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.27 ppb (3) N/A 0.0 μg/m3 (0) 3.0
 
Dec. 1, 2019, 8 a.m. 3.1 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.28 ppb (3) N/A -1.0 μg/m3 (0) 3.0
 
Dec. 1, 2019, 7 a.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.28 ppb (3) N/A -2.0 μg/m3 (0) 3.0
 
Dec. 1, 2019, 6 a.m. 4.3 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A -1.0 μg/m3 (0) 4.0
 
Dec. 1, 2019, 5 a.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.28 ppb (3) N/A 1.0 μg/m3 (4) 4.0
 
Dec. 1, 2019, 4 a.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.28 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Dec. 1, 2019, 3 a.m. 5.4 ppb (5) 1.0 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
 
Dec. 1, 2019, 2 a.m. 4.8 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.29 ppb (3) N/A 0.0 μg/m3 (0) 4.0
 
Dec. 1, 2019, 1 a.m. 6.4 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.31 ppb (3) N/A 0.0 μg/m3 (0) 6.0
 
Dec. 1, 2019, midnight 7.9 ppb (7) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A N/A 0.33 ppb (4) N/A 2.0 μg/m3 (8) 8.0
 
Nov. 30, 2019, 11 p.m. 7.5 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.33 ppb (4) N/A 2.0 μg/m3 (8) 8.0
 
Nov. 30, 2019, 10 p.m. 7.9 ppb (7) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A N/A 0.32 ppb (4) N/A 0.0 μg/m3 (0) 7.0
 
Nov. 30, 2019, 9 p.m. 7.4 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.32 ppb (4) N/A 2.0 μg/m3 (8) 8.0
 
Nov. 30, 2019, 8 p.m. 11.6 ppb (11) 1.5 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.37 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 7 p.m. 10.7 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A N/A 0.33 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 6 p.m. 13.1 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (10) N/A N/A N/A 0.37 ppb (4) N/A 2.0 μg/m3 (8) 12.0
 
Nov. 30, 2019, 5 p.m. 22.0 ppb (20) 6.4 ppb (6) N/A 16.0 ppb (15) N/A N/A N/A 0.44 ppb (5) N/A -1.0 μg/m3 (0) 20.0
 
Nov. 30, 2019, 4 p.m. 12.7 ppb (12) 1.5 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A 0.36 ppb (4) N/A 0.0 μg/m3 (0) 12.0
 
Nov. 30, 2019, 3 p.m. 16.8 ppb (16) 2.7 ppb (3) N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 0.0 μg/m3 (0) 16.0
 
Nov. 30, 2019, 2 p.m. 18.2 ppb (17) 4.8 ppb (4) N/A 14.0 ppb (13) N/A N/A N/A 0.38 ppb (4) N/A 0.0 μg/m3 (0) 17.0
 
Nov. 30, 2019, 1 p.m. 8.7 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A N/A 0.29 ppb (3) N/A 1.0 μg/m3 (4) 8.0
 
Nov. 30, 2019, noon 12.4 ppb (11) 0.1 ppb (0) N/A 12.0 ppb (11) N/A N/A N/A 0.32 ppb (4) N/A 2.0 μg/m3 (8) 11.0
 
Nov. 30, 2019, 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
 
Nov. 30, 2019, 10 a.m. 20.7 ppb (19) 1.8 ppb (2) N/A 19.0 ppb (18) N/A N/A N/A 0.44 ppb (5) N/A 3.0 μg/m3 (12) 19.0
 
Nov. 30, 2019, 9 a.m. 24.1 ppb (22) 2.1 ppb (2) N/A 22.0 ppb (20) N/A N/A N/A 0.46 ppb (5) N/A 3.0 μg/m3 (12) 22.0
 
Nov. 30, 2019, 8 a.m. 19.4 ppb (18) 0.5 ppb (0) N/A 19.0 ppb (18) N/A N/A N/A 0.43 ppb (5) N/A 4.0 μg/m3 (17) 18.0
 
Nov. 30, 2019, 7 a.m. 13.6 ppb (13) 0.0 ppb (0) N/A 14.0 ppb (13) N/A N/A N/A 0.39 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 6 a.m. 23.6 ppb (22) 0.8 ppb (1) N/A 23.0 ppb (21) N/A N/A N/A 0.54 ppb (6) N/A 4.0 μg/m3 (17) 22.0
 
Nov. 30, 2019, 5 a.m. 17.8 ppb (16) 0.1 ppb (0) N/A 18.0 ppb (17) N/A N/A N/A 0.45 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 4 a.m. 21.1 ppb (20) 0.3 ppb (0) N/A 21.0 ppb (19) N/A N/A N/A 0.48 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 30, 2019, 3 a.m. 15.8 ppb (15) 0.0 ppb (0) N/A 16.0 ppb (15) N/A N/A N/A 0.43 ppb (5) N/A 3.0 μg/m3 (12) 15.0
 
Nov. 30, 2019, 2 a.m. 11.8 ppb (11) 0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A N/A 0.35 ppb (4) N/A 1.0 μg/m3 (4) 11.0
 
Nov. 30, 2019, 1 a.m. 13.9 ppb (13) 2.2 ppb (2) N/A 12.0 ppb (11) N/A N/A N/A 0.37 ppb (4) N/A 0.0 μg/m3 (0) 13.0
 
Nov. 30, 2019, midnight 13.9 ppb (13) 4.9 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.35 ppb (4) N/A 2.0 μg/m3 (8) 13.0
 
Nov. 29, 2019, 11 p.m. 15.0 ppb (14) 5.8 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.37 ppb (4) N/A 1.0 μg/m3 (4) 14.0
 
Nov. 29, 2019, 10 p.m. 14.3 ppb (13) 6.1 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.36 ppb (4) N/A 2.0 μg/m3 (8) 13.0
 
Nov. 29, 2019, 9 p.m. 13.1 ppb (12) 5.7 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.34 ppb (4) N/A 1.0 μg/m3 (4) 12.0
 
Nov. 29, 2019, 8 p.m. 18.6 ppb (17) 8.0 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.39 ppb (4) N/A 1.0 μg/m3 (4) 17.0
 
Nov. 29, 2019, 7 p.m. 20.5 ppb (19) 8.4 ppb (8) N/A 12.0 ppb (11) N/A N/A N/A 0.37 ppb (4) N/A 4.0 μg/m3 (17) 19.0
 
Nov. 29, 2019, 6 p.m. 27.2 ppb (25) 11.9 ppb (11) N/A 15.0 ppb (14) N/A N/A N/A 0.42 ppb (5) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 29, 2019, 5 p.m. 35.8 ppb (33) 17.4 ppb (16) N/A 18.0 ppb (17) N/A N/A N/A 0.48 ppb (5) N/A 7.0 μg/m3 (29) 33.0
 
Nov. 29, 2019, 4 p.m. 31.4 ppb (29) 12.7 ppb (12) N/A 19.0 ppb (18) N/A N/A N/A 0.49 ppb (5) N/A 6.0 μg/m3 (25) 29.0
 
Nov. 29, 2019, 3 p.m. 22.5 ppb (21) 4.3 ppb (4) N/A 18.0 ppb (17) N/A N/A N/A 0.47 ppb (5) N/A 4.0 μg/m3 (17) 21.0
 
Nov. 29, 2019, 2 p.m. 16.9 ppb (16) 0.3 ppb (0) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 29, 2019, 1 p.m. 14.0 ppb (13) 0.0 ppb (0) N/A 14.0 ppb (13) N/A N/A N/A 0.37 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 29, 2019, noon 18.6 ppb (17) 1.1 ppb (1) N/A 17.0 ppb (16) N/A N/A N/A 0.41 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 29, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Nov. 29, 2019, 10 a.m. 26.0 ppb (24) 4.9 ppb (5) N/A 21.0 ppb (19) N/A N/A N/A 0.54 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 29, 2019, 9 a.m. 29.4 ppb (27) 5.8 ppb (5) N/A 24.0 ppb (22) N/A N/A N/A 0.59 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 29, 2019, 8 a.m. 33.3 ppb (31) 8.8 ppb (8) N/A 25.0 ppb (23) N/A N/A N/A 0.65 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
Nov. 29, 2019, 7 a.m. 28.3 ppb (26) 5.2 ppb (5) N/A 23.0 ppb (21) N/A N/A N/A 0.56 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
Nov. 29, 2019, 6 a.m. 31.9 ppb (30) 7.4 ppb (7) N/A 25.0 ppb (23) N/A N/A N/A 0.69 ppb (8) N/A 19.0 μg/m3 (65) 65.0
 
Nov. 29, 2019, 5 a.m. 31.5 ppb (29) 6.7 ppb (6) N/A 25.0 ppb (23) N/A N/A N/A 0.72 ppb (8) N/A 27.0 μg/m3 (82) 82.0
 
Nov. 29, 2019, 4 a.m. 24.1 ppb (22) 0.9 ppb (1) N/A 23.0 ppb (21) N/A N/A N/A 0.54 ppb (6) N/A 18.0 μg/m3 (63) 63.0
 
Nov. 29, 2019, 3 a.m. 12.2 ppb (11) -0.1 ppb (0) N/A 12.0 ppb (11) N/A N/A N/A 0.35 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 29, 2019, 2 a.m. 6.9 ppb (6) -0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.27 ppb (3) N/A 1.0 μg/m3 (4) 6.0
 
Nov. 29, 2019, 1 a.m. 6.3 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.28 ppb (3) N/A -1.0 μg/m3 (0) 6.0
 
Nov. 29, 2019, midnight 3.2 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.22 ppb (2) N/A -1.0 μg/m3 (0) 3.0
 
Nov. 28, 2019, 11 p.m. 3.5 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (2) N/A 1.0 μg/m3 (4) 4.0
 
Nov. 28, 2019, 10 p.m. 5.2 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.22 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 28, 2019, 9 p.m. 6.4 ppb (6) 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.23 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 28, 2019, 8 p.m. 7.4 ppb (7) 3.0 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.24 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 28, 2019, 7 p.m. 7.2 ppb (7) 3.0 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.25 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 28, 2019, 6 p.m. 7.6 ppb (7) 3.4 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.25 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 28, 2019, 5 p.m. 8.1 ppb (8) 3.4 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.27 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 28, 2019, 4 p.m. 10.0 ppb (9) 3.5 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.26 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 28, 2019, 3 p.m. 11.2 ppb (10) 1.5 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.28 ppb (3) N/A 2.0 μg/m3 (8) 10.0
 
Nov. 28, 2019, 2 p.m. 11.8 ppb (11) 1.2 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A 0.25 ppb (3) N/A -1.0 μg/m3 (0) 11.0
 
Nov. 28, 2019, 1 p.m. 20.3 ppb (19) 3.4 ppb (3) N/A 17.0 ppb (16) N/A N/A N/A 0.28 ppb (3) N/A -3.0 μg/m3 (0) 19.0
 
Nov. 28, 2019, noon 10.1 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A N/A 0.24 ppb (3) N/A 0.0 μg/m3 (0) 9.0
 
Nov. 28, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (8) 8.0
 
Nov. 28, 2019, 10 a.m. 4.9 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.23 ppb (3) N/A -1.0 μg/m3 (0) 5.0
 
Nov. 28, 2019, 9 a.m. 9.8 ppb (9) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.25 ppb (3) N/A 0.0 μg/m3 (0) 9.0
 
Nov. 28, 2019, 8 a.m. 10.5 ppb (10) 1.9 ppb (2) N/A 9.0 ppb (8) N/A N/A N/A 0.28 ppb (3) N/A 1.0 μg/m3 (4) 10.0
 
Nov. 28, 2019, 7 a.m. 14.3 ppb (13) 4.4 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.32 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 28, 2019, 6 a.m. 14.7 ppb (14) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A N/A 0.36 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 28, 2019, 5 a.m. 14.4 ppb (13) 0.4 ppb (0) N/A 14.0 ppb (13) N/A N/A N/A 0.35 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 28, 2019, 4 a.m. 18.5 ppb (17) 1.5 ppb (1) N/A 17.0 ppb (16) N/A N/A N/A 0.38 ppb (4) N/A 1.0 μg/m3 (4) 17.0
 
Nov. 28, 2019, 3 a.m. 19.8 ppb (18) 4.5 ppb (4) N/A 15.0 ppb (14) N/A N/A N/A 0.37 ppb (4) N/A 3.0 μg/m3 (12) 18.0
 
Nov. 28, 2019, 2 a.m. 19.6 ppb (18) 5.6 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.33 ppb (4) N/A 2.0 μg/m3 (8) 18.0
 
Nov. 28, 2019, 1 a.m. 19.9 ppb (18) 5.7 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 2.0 μg/m3 (8) 18.0
 
Nov. 28, 2019, midnight 28.1 ppb (26) 9.2 ppb (9) N/A 19.0 ppb (18) N/A N/A N/A 0.37 ppb (4) N/A 2.0 μg/m3 (8) 26.0
 
Nov. 27, 2019, 11 p.m. 25.3 ppb (23) 11.4 ppb (11) N/A 14.0 ppb (13) N/A N/A N/A 0.33 ppb (4) N/A 1.0 μg/m3 (4) 23.0
 
Nov. 27, 2019, 10 p.m. 23.4 ppb (22) 10.0 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.31 ppb (3) N/A 2.0 μg/m3 (8) 22.0
 
Nov. 27, 2019, 9 p.m. 27.4 ppb (25) 12.7 ppb (12) N/A 15.0 ppb (14) N/A N/A N/A 0.32 ppb (4) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 27, 2019, 8 p.m. 36.6 ppb (34) 17.2 ppb (16) N/A 19.0 ppb (18) N/A N/A N/A 0.35 ppb (4) N/A 8.0 μg/m3 (33) 34.0
 
Nov. 27, 2019, 7 p.m. 39.3 ppb (36) 15.4 ppb (14) N/A 24.0 ppb (22) N/A N/A N/A 0.38 ppb (4) N/A 7.0 μg/m3 (29) 36.0
 
Nov. 27, 2019, 6 p.m. 34.7 ppb (32) 12.7 ppb (12) N/A 22.0 ppb (20) N/A N/A N/A 0.4 ppb (4) N/A 2.0 μg/m3 (8) 32.0
 
Nov. 27, 2019, 5 p.m. 18.7 ppb (17) 3.0 ppb (3) N/A 16.0 ppb (15) N/A N/A N/A 0.37 ppb (4) N/A 1.0 μg/m3 (4) 17.0
 
Nov. 27, 2019, 4 p.m. 25.1 ppb (23) 2.8 ppb (3) N/A 22.0 ppb (20) N/A N/A N/A 0.43 ppb (5) N/A 3.0 μg/m3 (12) 23.0
 
Nov. 27, 2019, 3 p.m. 24.2 ppb (22) 1.7 ppb (2) N/A 23.0 ppb (21) N/A N/A N/A 0.43 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 27, 2019, 2 p.m. 43.2 ppb (40) 13.1 ppb (12) N/A 30.0 ppb (28) N/A N/A N/A 0.39 ppb (4) N/A 8.0 μg/m3 (33) 40.0
 
Nov. 27, 2019, 1 p.m. 40.8 ppb (38) 12.7 ppb (12) N/A 28.0 ppb (26) N/A N/A N/A 0.35 ppb (4) N/A 16.0 μg/m3 (59) 59.0