AQSQID: 060010012

Site Name: Laney College

Location: Oakland (Nimitz Fwy), CA

Reporting: True, Located: True

Current AQI: 12.0

Oakland (Nimitz Fwy) CA, US: 37.793624, -122.263376

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2019, 7 a.m. 4.9 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
Jan. 22, 2019, 6 a.m. 8.0 ppb (7) 0.0 ppb (0) 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
 
Jan. 22, 2019, 5 a.m. 10.2 ppb (9) 0.1 ppb (0) N/A 10.0 ppb (9) N/A N/A N/A 0.31 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2019, 4 a.m. 12.8 ppb (12) 0.1 ppb (0) N/A 13.0 ppb (12) N/A N/A N/A 0.33 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 3 a.m. 13.1 ppb (12) 0.9 ppb (1) N/A 12.0 ppb (11) N/A N/A N/A 0.34 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2019, 2 a.m. 11.4 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A 0.32 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2019, 1 a.m. 29.7 ppb (28) 6.9 ppb (6) N/A 23.0 ppb (21) N/A N/A N/A 0.43 ppb (5) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 22, 2019, midnight 20.8 ppb (19) 6.4 ppb (6) N/A 14.0 ppb (13) N/A N/A N/A 0.37 ppb (4) N/A 3.0 μg/m3 (12) 19.0
 
Jan. 21, 2019, 11 p.m. 5.8 ppb (5) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
Jan. 21, 2019, 10 p.m. 18.4 ppb (17) 6.8 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.33 ppb (4) N/A 3.0 μg/m3 (12) 17.0
 
Jan. 21, 2019, 9 p.m. 17.3 ppb (16) 7.2 ppb (7) 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
 
Jan. 21, 2019, 8 p.m. 17.6 ppb (16) 7.6 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A 3.0 μg/m3 (12) 16.0
 
Jan. 21, 2019, 7 p.m. 20.8 ppb (19) 8.9 ppb (8) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A 3.0 μg/m3 (12) 19.0
 
Jan. 21, 2019, 6 p.m. 30.5 ppb (28) 13.2 ppb (12) N/A 17.0 ppb (16) N/A N/A N/A 0.34 ppb (4) N/A 4.0 μg/m3 (17) 28.0
 
Jan. 21, 2019, 5 p.m. 20.3 ppb (19) 7.6 ppb (7) N/A 13.0 ppb (12) N/A N/A N/A 0.29 ppb (3) N/A 4.0 μg/m3 (17) 19.0
 
Jan. 21, 2019, 4 p.m. 29.8 ppb (28) 9.2 ppb (9) N/A 21.0 ppb (19) N/A N/A N/A 0.33 ppb (4) N/A 6.0 μg/m3 (25) 28.0
 
Jan. 21, 2019, 3 p.m. 56.8 ppb (53) 20.5 ppb (19) N/A 36.0 ppb (33) N/A N/A N/A 0.49 ppb (5) N/A 5.0 μg/m3 (21) 53.0
 
Jan. 21, 2019, 2 p.m. 23.6 ppb (22) 6.4 ppb (6) N/A 17.0 ppb (16) N/A N/A N/A 0.32 ppb (4) N/A 4.0 μg/m3 (17) 22.0
 
Jan. 21, 2019, 1 p.m. 40.5 ppb (38) 10.7 ppb (10) N/A 30.0 ppb (28) N/A N/A N/A 0.35 ppb (4) N/A 4.0 μg/m3 (17) 38.0
 
Jan. 21, 2019, noon 42.6 ppb (39) 9.9 ppb (9) N/A 33.0 ppb (31) N/A N/A N/A 0.34 ppb (4) N/A 3.0 μg/m3 (12) 39.0
 
Jan. 21, 2019, 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 (12) 12.0
 
Jan. 21, 2019, 10 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
 
Jan. 21, 2019, 9 a.m. 3.7 ppb (3) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.23 ppb (3) N/A 1.0 μg/m3 (4) 4.0
 
Jan. 21, 2019, 8 a.m. 6.1 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (3) N/A 0.0 μg/m3 (0) 6.0
 
Jan. 21, 2019, 7 a.m. 9.4 ppb (9) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.3 ppb (3) N/A 1.0 μg/m3 (4) 9.0
 
Jan. 21, 2019, 6 a.m. 7.3 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.28 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2019, 5 a.m. 5.1 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 21, 2019, 4 a.m. 12.2 ppb (11) 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.29 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2019, 3 a.m. 15.5 ppb (14) 3.0 ppb (3) N/A 13.0 ppb (12) N/A N/A N/A 0.36 ppb (4) N/A 3.0 μg/m3 (12) 14.0
 
Jan. 21, 2019, 2 a.m. 10.2 ppb (9) 1.7 ppb (2) N/A 9.0 ppb (8) N/A N/A N/A 0.29 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2019, 1 a.m. 9.0 ppb (8) 2.3 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.32 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
Jan. 21, 2019, midnight 10.8 ppb (10) 3.3 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.36 ppb (4) N/A 0.0 μg/m3 (0) 10.0
 
Jan. 20, 2019, 11 p.m. 18.8 ppb (17) 5.1 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 1.0 μg/m3 (4) 17.0
 
Jan. 20, 2019, 10 p.m. 11.6 ppb (11) 4.1 ppb (4) N/A 8.0 ppb (7) N/A N/A N/A 0.36 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 20, 2019, 9 p.m. 11.5 ppb (11) 4.3 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.35 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 20, 2019, 8 p.m. 8.4 ppb (8) 3.2 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.34 ppb (4) N/A 2.0 μg/m3 (8) 8.0
 
Jan. 20, 2019, 7 p.m. 8.5 ppb (8) 3.3 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.35 ppb (4) N/A 0.0 μg/m3 (0) 8.0
 
Jan. 20, 2019, 6 p.m. 10.4 ppb (10) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.34 ppb (4) N/A 0.0 μg/m3 (0) 10.0
 
Jan. 20, 2019, 5 p.m. 9.0 ppb (8) 3.3 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.33 ppb (4) N/A 2.0 μg/m3 (8) 8.0
 
Jan. 20, 2019, 4 p.m. 13.0 ppb (12) 5.2 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.35 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 3 p.m. 20.9 ppb (19) 5.7 ppb (5) N/A 15.0 ppb (14) N/A N/A N/A 0.43 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2019, 2 p.m. 25.6 ppb (24) 9.3 ppb (9) N/A 16.0 ppb (15) N/A N/A N/A 0.48 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2019, 1 p.m. 27.7 ppb (26) 8.5 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 0.58 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, noon 19.3 ppb (18) 1.7 ppb (2) N/A 18.0 ppb (17) N/A N/A N/A 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Jan. 20, 2019, 10 a.m. 43.9 ppb (41) 23.9 ppb (22) N/A 20.0 ppb (19) N/A N/A N/A 0.95 ppb (11) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 20, 2019, 9 a.m. 45.5 ppb (42) 23.9 ppb (22) N/A 22.0 ppb (20) N/A N/A N/A 0.9 ppb (10) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 20, 2019, 8 a.m. 53.9 ppb (50) 33.1 ppb (31) N/A 21.0 ppb (19) N/A N/A N/A 1.11 ppb (12) N/A 16.0 μg/m3 (59) 59.0
 
Jan. 20, 2019, 7 a.m. 51.9 ppb (48) 29.9 ppb (28) N/A 22.0 ppb (20) N/A N/A N/A 0.98 ppb (11) N/A 20.0 μg/m3 (67) 67.0
 
Jan. 20, 2019, 6 a.m. 52.0 ppb (48) 24.8 ppb (23) N/A 27.0 ppb (25) N/A N/A N/A 0.97 ppb (11) N/A 16.0 μg/m3 (59) 59.0
 
Jan. 20, 2019, 5 a.m. 45.3 ppb (42) 15.8 ppb (15) N/A 29.0 ppb (27) N/A N/A N/A 0.79 ppb (9) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 20, 2019, 4 a.m. 46.1 ppb (43) 14.0 ppb (13) N/A 32.0 ppb (30) N/A N/A N/A 0.78 ppb (9) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 20, 2019, 3 a.m. 27.1 ppb (25) 1.8 ppb (2) N/A 25.0 ppb (23) N/A N/A N/A 0.51 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 20, 2019, 2 a.m. 18.1 ppb (17) 0.1 ppb (0) N/A 18.0 ppb (17) N/A N/A N/A 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 1 a.m. 15.3 ppb (14) 2.0 ppb (2) N/A 13.0 ppb (12) N/A N/A N/A 0.41 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, midnight 23.1 ppb (21) 6.6 ppb (6) N/A 17.0 ppb (16) N/A N/A N/A 0.51 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 11 p.m. 24.2 ppb (22) 7.9 ppb (7) N/A 16.0 ppb (15) N/A N/A N/A 0.53 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 10 p.m. 34.6 ppb (32) 13.3 ppb (12) N/A 21.0 ppb (19) N/A N/A N/A 0.59 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 9 p.m. 42.6 ppb (39) 20.2 ppb (19) N/A 23.0 ppb (21) N/A N/A N/A 0.65 ppb (7) N/A 8.0 μg/m3 (33) 39.0
 
Jan. 19, 2019, 8 p.m. 43.0 ppb (40) 21.1 ppb (20) N/A 22.0 ppb (20) N/A N/A N/A 0.56 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 19, 2019, 7 p.m. 48.0 ppb (44) 25.9 ppb (24) N/A 22.0 ppb (20) N/A N/A N/A 0.6 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 19, 2019, 6 p.m. 39.7 ppb (37) 20.3 ppb (19) N/A 19.0 ppb (18) N/A N/A N/A 0.62 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 5 p.m. 27.7 ppb (26) 9.4 ppb (9) N/A 18.0 ppb (17) N/A N/A N/A 0.46 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 19, 2019, 4 p.m. 33.0 ppb (31) 9.3 ppb (9) N/A 24.0 ppb (22) N/A N/A N/A 0.47 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 3 p.m. 57.1 ppb (53) 29.1 ppb (27) N/A 28.0 ppb (26) N/A N/A N/A 0.64 ppb (7) N/A 25.0 μg/m3 (78) 78.0
 
Jan. 19, 2019, 2 p.m. 34.7 ppb (32) 9.9 ppb (9) N/A 25.0 ppb (23) N/A N/A N/A 0.55 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 1 p.m. 30.1 ppb (28) 4.9 ppb (5) N/A 25.0 ppb (23) N/A N/A N/A 0.42 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, noon 29.9 ppb (28) 8.4 ppb (8) N/A 22.0 ppb (20) N/A N/A N/A 0.52 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 10 a.m. 19.7 ppb (18) 0.9 ppb (1) N/A 19.0 ppb (18) N/A N/A N/A 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 9 a.m. 24.1 ppb (22) 4.2 ppb (4) N/A 20.0 ppb (19) N/A N/A N/A 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 8 a.m. 13.7 ppb (13) 0.1 ppb (0) N/A 14.0 ppb (13) N/A N/A N/A 0.38 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2019, 7 a.m. 13.9 ppb (13) -0.1 ppb (0) N/A 14.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 19, 2019, 6 a.m. 20.7 ppb (19) 0.8 ppb (1) N/A 20.0 ppb (19) N/A N/A N/A 0.34 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 19, 2019, 5 a.m. 45.2 ppb (42) 12.9 ppb (12) N/A 32.0 ppb (30) N/A N/A N/A 0.6 ppb (7) N/A 17.0 μg/m3 (61) 61.0
 
Jan. 19, 2019, 4 a.m. 48.0 ppb (44) 17.4 ppb (16) N/A 31.0 ppb (29) N/A N/A N/A 0.75 ppb (8) N/A 19.0 μg/m3 (65) 65.0
 
Jan. 19, 2019, 3 a.m. 41.3 ppb (38) 8.6 ppb (8) N/A 33.0 ppb (31) N/A N/A N/A 0.63 ppb (7) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 19, 2019, 2 a.m. 29.2 ppb (27) 1.1 ppb (1) N/A 28.0 ppb (26) N/A N/A N/A 0.5 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 19, 2019, 1 a.m. 41.1 ppb (38) 9.6 ppb (9) N/A 32.0 ppb (30) N/A N/A N/A 0.46 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 19, 2019, midnight 66.6 ppb (63) 30.8 ppb (29) N/A 36.0 ppb (33) N/A N/A N/A 0.54 ppb (6) N/A 11.0 μg/m3 (46) 63.0
 
Jan. 18, 2019, 11 p.m. 55.0 ppb (51) 25.0 ppb (23) N/A 30.0 ppb (28) N/A N/A N/A 0.52 ppb (6) N/A 11.0 μg/m3 (46) 51.0
 
Jan. 18, 2019, 10 p.m. 60.1 ppb (56) 32.7 ppb (30) N/A 27.0 ppb (25) N/A N/A N/A 0.51 ppb (6) N/A 12.0 μg/m3 (50) 56.0
 
Jan. 18, 2019, 9 p.m. 48.4 ppb (45) 24.3 ppb (23) N/A 24.0 ppb (22) N/A N/A N/A 0.53 ppb (6) N/A 10.0 μg/m3 (42) 45.0
 
Jan. 18, 2019, 8 p.m. 41.4 ppb (38) 21.3 ppb (20) N/A 20.0 ppb (19) N/A N/A N/A 0.51 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 7 p.m. 51.8 ppb (48) 25.1 ppb (23) N/A 27.0 ppb (25) N/A N/A N/A 0.53 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 18, 2019, 6 p.m. 68.7 ppb (66) 36.4 ppb (34) N/A 32.0 ppb (30) N/A N/A N/A 0.56 ppb (6) N/A 13.0 μg/m3 (52) 66.0
 
Jan. 18, 2019, 5 p.m. 67.5 ppb (64) 35.9 ppb (33) N/A 32.0 ppb (30) N/A N/A N/A 0.63 ppb (7) N/A 13.0 μg/m3 (52) 64.0
 
Jan. 18, 2019, 4 p.m. 45.1 ppb (42) 18.4 ppb (17) N/A 27.0 ppb (25) N/A N/A N/A 0.76 ppb (8) N/A N/A 42.0
 
Jan. 18, 2019, 3 p.m. 73.7 ppb (71) 42.0 ppb (39) N/A 32.0 ppb (30) N/A N/A N/A 0.8 ppb (9) N/A 9.0 μg/m3 (38) 71.0
 
Jan. 18, 2019, 2 p.m. 28.2 ppb (26) 5.0 ppb (5) N/A 23.0 ppb (21) N/A N/A N/A 0.51 ppb (6) N/A 6.0 μg/m3 (25) 26.0
 
Jan. 18, 2019, 1 p.m. 29.3 ppb (27) 7.9 ppb (7) N/A 21.0 ppb (19) N/A N/A N/A 0.48 ppb (5) N/A 5.0 μg/m3 (21) 27.0
 
Jan. 18, 2019, noon 24.2 ppb (22) 3.9 ppb (4) N/A 20.0 ppb (19) N/A N/A N/A 0.39 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 10 a.m. 32.3 ppb (30) 5.1 ppb (5) N/A 27.0 ppb (25) N/A N/A N/A 0.47 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 9 a.m. 15.6 ppb (14) 0.3 ppb (0) N/A 15.0 ppb (14) N/A N/A N/A 0.39 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 8 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 17.0 ppb (16) N/A N/A N/A 0.41 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 7 a.m. 26.1 ppb (24) 0.8 ppb (1) N/A 25.0 ppb (23) N/A N/A N/A 0.51 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 6 a.m. 26.0 ppb (24) 0.7 ppb (1) N/A 25.0 ppb (23) N/A N/A N/A 0.48 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 5 a.m. 23.2 ppb (21) 1.3 ppb (1) N/A 22.0 ppb (20) N/A N/A N/A 0.43 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 4 a.m. 26.7 ppb (25) 5.3 ppb (5) N/A 21.0 ppb (19) N/A N/A N/A 0.47 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 18, 2019, 3 a.m. 22.9 ppb (21) 6.1 ppb (6) N/A 17.0 ppb (16) N/A N/A N/A 0.42 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2019, 2 a.m. 26.8 ppb (25) 8.3 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 0.41 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2019, 1 a.m. 28.1 ppb (26) 12.0 ppb (11) N/A 16.0 ppb (15) N/A N/A N/A 0.39 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, midnight 38.7 ppb (36) 18.2 ppb (17) N/A 21.0 ppb (19) N/A N/A N/A 0.41 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2019, 11 p.m. 34.8 ppb (32) 16.3 ppb (15) N/A 19.0 ppb (18) N/A N/A N/A 0.43 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 17, 2019, 10 p.m. 36.3 ppb (34) 16.5 ppb (15) N/A 20.0 ppb (19) N/A N/A N/A 0.41 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2019, 9 p.m. 26.2 ppb (24) 13.2 ppb (12) N/A 13.0 ppb (12) N/A N/A N/A 0.32 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2019, 8 p.m. 27.1 ppb (25) 11.7 ppb (11) N/A 15.0 ppb (14) N/A N/A N/A 0.37 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 17, 2019, 7 p.m. 28.9 ppb (27) 13.7 ppb (13) N/A 15.0 ppb (14) N/A N/A N/A 0.34 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 17, 2019, 6 p.m. 44.7 ppb (41) 22.6 ppb (21) N/A 22.0 ppb (20) N/A N/A N/A 0.35 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 17, 2019, 5 p.m. 28.2 ppb (26) 13.1 ppb (12) N/A 15.0 ppb (14) N/A N/A N/A 0.31 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2019, 4 p.m. 24.0 ppb (22) 9.9 ppb (9) N/A 14.0 ppb (13) N/A N/A N/A 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2019, 3 p.m. 23.7 ppb (22) 9.2 ppb (9) N/A 15.0 ppb (14) N/A N/A N/A 0.35 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2019, 2 p.m. 24.8 ppb (23) 10.3 ppb (10) N/A 15.0 ppb (14) N/A N/A N/A 0.37 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 17, 2019, 1 p.m. 22.6 ppb (21) 8.6 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.35 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2019, noon 14.0 ppb (13) 5.2 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.27 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 17, 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
 
Jan. 17, 2019, 10 a.m. 4.4 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2019, 9 a.m. 5.6 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.23 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2019, 8 a.m. 4.7 ppb (4) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.24 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2019, 7 a.m. 3.3 ppb (3) 1.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.25 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2019, 6 a.m. 5.6 ppb (5) 2.5 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.25 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2019, 5 a.m. 6.6 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Jan. 17, 2019, 4 a.m. 11.8 ppb (11) 3.2 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.29 ppb (3) N/A 2.0 μg/m3 (8) 11.0
 
Jan. 17, 2019, 3 a.m. 14.2 ppb (13) 5.8 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.27 ppb (3) N/A 0.0 μg/m3 (0) 13.0
 
Jan. 17, 2019, 2 a.m. 13.2 ppb (12) 4.9 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.28 ppb (3) N/A -1.0 μg/m3 (0) 12.0
 
Jan. 17, 2019, 1 a.m. 15.9 ppb (15) 5.8 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.29 ppb (3) N/A 0.0 μg/m3 (0) 15.0
 
Jan. 17, 2019, midnight 14.2 ppb (13) 2.1 ppb (2) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A 2.0 μg/m3 (8) 13.0
 
Jan. 16, 2019, 11 p.m. 13.1 ppb (12) 2.8 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 0.28 ppb (3) N/A 2.0 μg/m3 (8) 12.0
 
Jan. 16, 2019, 10 p.m. 15.2 ppb (14) 3.9 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A 0.27 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2019, 9 p.m. 25.1 ppb (23) 9.8 ppb (9) N/A 15.0 ppb (14) N/A N/A N/A 0.28 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 8 p.m. 31.7 ppb (29) 14.5 ppb (13) N/A 17.0 ppb (16) N/A N/A N/A 0.29 ppb (3) N/A 5.0 μg/m3 (21) 29.0
 
Jan. 16, 2019, 7 p.m. 36.5 ppb (34) 15.3 ppb (14) N/A 21.0 ppb (19) N/A N/A N/A 0.32 ppb (4) N/A 3.0 μg/m3 (12) 34.0
 
Jan. 16, 2019, 6 p.m. 30.4 ppb (28) 11.8 ppb (11) N/A 19.0 ppb (18) N/A N/A N/A 0.31 ppb (3) N/A 0.0 μg/m3 (0) 28.0
 
Jan. 16, 2019, 5 p.m. 27.0 ppb (25) 9.6 ppb (9) N/A 17.0 ppb (16) N/A N/A N/A 0.29 ppb (3) N/A 0.0 μg/m3 (0) 25.0
 
Jan. 16, 2019, 4 p.m. 25.5 ppb (24) 8.2 ppb (8) N/A 17.0 ppb (16) N/A N/A N/A 0.31 ppb (3) N/A 0.0 μg/m3 (0) 24.0
 
Jan. 16, 2019, 3 p.m. 29.9 ppb (28) 10.1 ppb (9) N/A 20.0 ppb (19) N/A N/A N/A 0.33 ppb (4) N/A -1.0 μg/m3 (0) 28.0
 
Jan. 16, 2019, 2 p.m. 22.6 ppb (21) 6.5 ppb (6) N/A 16.0 ppb (15) N/A N/A N/A 0.28 ppb (3) N/A 3.0 μg/m3 (12) 21.0
 
Jan. 16, 2019, 1 p.m. 26.1 ppb (24) 8.8 ppb (8) N/A 17.0 ppb (16) N/A N/A N/A 0.3 ppb (3) N/A 4.0 μg/m3 (17) 24.0
 
Jan. 16, 2019, noon 19.5 ppb (18) 4.2 ppb (4) N/A 15.0 ppb (14) N/A N/A N/A 0.27 ppb (3) N/A 3.0 μg/m3 (12) 18.0
 
Jan. 16, 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
 
Jan. 16, 2019, 10 a.m. 10.6 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.26 ppb (3) N/A 2.0 μg/m3 (8) 10.0
 
Jan. 16, 2019, 9 a.m. 8.7 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A N/A 0.27 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
Jan. 16, 2019, 8 a.m. 8.3 ppb (8) 1.8 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.27 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Jan. 16, 2019, 7 a.m. 12.1 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.29 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2019, 6 a.m. 7.6 ppb (7) 2.7 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2019, 5 a.m. 9.7 ppb (9) 2.9 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.27 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2019, 4 a.m. 14.0 ppb (13) 4.9 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.31 ppb (3) N/A 3.0 μg/m3 (12) 13.0
 
Jan. 16, 2019, 3 a.m. 17.6 ppb (16) 6.8 ppb (6) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2019, 2 a.m. 16.5 ppb (15) 5.7 ppb (5) N/A 11.0 ppb (10) N/A N/A N/A 0.28 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2019, 1 a.m. 12.4 ppb (11) 0.5 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
 
Jan. 16, 2019, midnight 10.1 ppb (9) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.29 ppb (3) N/A -1.0 μg/m3 (0) 9.0
 
Jan. 15, 2019, 11 p.m. 7.2 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.26 ppb (3) N/A 1.0 μg/m3 (4) 7.0
 
Jan. 15, 2019, 10 p.m. 7.7 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A -1.0 μg/m3 (0) 7.0
 
Jan. 15, 2019, 9 p.m. 5.3 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A -3.0 μg/m3 (0) 5.0
 
Jan. 15, 2019, 8 p.m. 5.7 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A -3.0 μg/m3 (0) 5.0
 
Jan. 15, 2019, 7 p.m. 6.6 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A -1.0 μg/m3 (0) 6.0
 
Jan. 15, 2019, 6 p.m. 11.9 ppb (11) 1.6 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.26 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2019, 5 p.m. 22.8 ppb (21) 4.2 ppb (4) N/A 19.0 ppb (18) N/A N/A N/A 0.33 ppb (4) N/A 2.0 μg/m3 (8) 21.0
 
Jan. 15, 2019, 4 p.m. 18.1 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 (0) 17.0
 
Jan. 15, 2019, 3 p.m. 19.7 ppb (18) 0.8 ppb (1) N/A 19.0 ppb (18) N/A N/A N/A 0.42 ppb (5) N/A 3.0 μg/m3 (12) 18.0
 
Jan. 15, 2019, 2 p.m. 37.3 ppb (35) 5.3 ppb (5) N/A 32.0 ppb (30) N/A N/A N/A 0.4 ppb (4) N/A 3.0 μg/m3 (12) 35.0
 
Jan. 15, 2019, 1 p.m. 26.8 ppb (25) 5.6 ppb (5) N/A 21.0 ppb (19) N/A N/A N/A 0.29 ppb (3) N/A 1.0 μg/m3 (4) 25.0
 
Jan. 15, 2019, noon 24.3 ppb (23) 5.5 ppb (5) N/A 19.0 ppb (18) N/A N/A N/A 0.28 ppb (3) N/A 0.0 μg/m3 (0) 23.0
 
Jan. 15, 2019, 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 (0) N/A
Jan. 15, 2019, 10 a.m. 7.1 ppb (7) -0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.23 ppb (3) N/A -1.0 μg/m3 (0) 7.0
 
Jan. 15, 2019, 9 a.m. 9.0 ppb (8) 0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A N/A 0.24 ppb (3) N/A 1.0 μg/m3 (4) 8.0
 
Jan. 15, 2019, 8 a.m. 13.3 ppb (12) 0.2 ppb (0) N/A 13.0 ppb (12) N/A N/A N/A 0.29 ppb (3) N/A 2.0 μg/m3 (8) 12.0