ID: 2374

AQSQID: 410670005

Site Name: Portland Near Road

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

Updated: Jan. 19, 2022, 7:33 a.m.

Location: Lake Oswego (Swest Bradbury Court), OR

Reporting: True, Located: True

Current AQI: 73.0

Lake Oswego (Swest Bradbury Court) OR, US: 45.39916, -122.7455

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2022, 6 a.m. 63.8 ppb (62) 50.3 ppb (48) N/A 14.0 ppb (14) N/A N/A 1.0 ppb (1) 0.47 ppb (6) N/A 22.4 μg/m3 (73) 73.0
 
Jan. 19, 2022, 5 a.m. 51.9 ppb (49) 40.1 ppb (38) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) 0.46 ppb (6) N/A 21.5 μg/m3 (71) 71.0
 
Jan. 19, 2022, 4 a.m. 58.2 ppb (56) 45.8 ppb (44) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.5 ppb (6) N/A 20.1 μg/m3 (68) 68.0
 
Jan. 19, 2022, 3 a.m. 55.4 ppb (53) 42.8 ppb (41) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.55 ppb (7) N/A 17.9 μg/m3 (64) 64.0
 
Jan. 19, 2022, 2 a.m. 48.6 ppb (46) 34.7 ppb (33) N/A 14.0 ppb (14) N/A N/A 1.0 ppb (1) 0.45 ppb (6) N/A 13.8 μg/m3 (55) 55.0
 
Jan. 19, 2022, 1 a.m. 65.3 ppb (64) 47.3 ppb (45) N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.56 ppb (7) N/A 12.4 μg/m3 (52) 64.0
 
Jan. 19, 2022, midnight 67.6 ppb (66) 47.8 ppb (46) N/A 20.0 ppb (19) N/A N/A 2.0 ppb (2) 0.45 ppb (6) N/A 11.0 μg/m3 (46) 66.0
 
Jan. 18, 2022, 11 p.m. 63.1 ppb (61) 46.8 ppb (45) N/A 17.0 ppb (17) N/A N/A 3.0 ppb (3) 0.4 ppb (5) N/A 10.4 μg/m3 (44) 61.0
 
Jan. 18, 2022, 10 p.m. 45.7 ppb (44) 31.6 ppb (30) N/A 14.0 ppb (14) N/A N/A 5.0 ppb (5) 0.25 ppb (3) N/A 9.0 μg/m3 (38) 44.0
 
Jan. 18, 2022, 9 p.m. 43.9 ppb (42) 31.3 ppb (30) N/A 13.0 ppb (13) N/A N/A 5.0 ppb (5) 0.23 ppb (3) N/A 7.7 μg/m3 (33) 42.0
 
Jan. 18, 2022, 8 p.m. 54.3 ppb (52) 41.0 ppb (39) N/A 14.0 ppb (14) N/A N/A 4.0 ppb (4) 0.23 ppb (3) N/A 7.7 μg/m3 (33) 52.0
 
Jan. 18, 2022, 7 p.m. 59.4 ppb (57) 45.2 ppb (43) N/A 15.0 ppb (15) N/A N/A 3.0 ppb (3) 0.27 ppb (4) N/A 9.5 μg/m3 (40) 57.0
 
Jan. 18, 2022, 6 p.m. 77.5 ppb (77) 65.0 ppb (63) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.34 ppb (4) N/A 9.9 μg/m3 (42) 77.0
 
Jan. 18, 2022, 5 p.m. 98.6 ppb (99) 82.4 ppb (82) N/A 17.0 ppb (17) N/A N/A 1.0 ppb (1) 0.51 ppb (6) N/A 10.6 μg/m3 (45) 99.0
 
Jan. 18, 2022, 4 p.m. 94.6 ppb (95) 82.2 ppb (82) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.54 ppb (6) N/A 9.9 μg/m3 (42) 95.0
 
Jan. 18, 2022, 3 p.m. 86.3 ppb (86) 74.2 ppb (73) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.48 ppb (6) N/A 9.3 μg/m3 (39) 86.0
 
Jan. 18, 2022, 2 p.m. 72.9 ppb (72) 60.4 ppb (58) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.36 ppb (5) N/A 8.7 μg/m3 (37) 72.0
 
Jan. 18, 2022, 1 p.m. 40.9 ppb (39) 29.4 ppb (28) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) 0.24 ppb (3) N/A 8.1 μg/m3 (34) 39.0
 
Jan. 18, 2022, noon 13.8 ppb (14) 6.3 ppb (6) N/A 7.0 ppb (7) N/A N/A 1.0 ppb (1) 0.14 ppb (2) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2022, 11 a.m. 9.8 ppb (10) 2.7 ppb (3) N/A 7.0 ppb (7) N/A N/A 1.0 ppb (1) 0.13 ppb (2) N/A 7.2 μg/m3 (31) 31.0
 
Jan. 18, 2022, 10 a.m. 10.2 ppb (10) 2.4 ppb (3) N/A 8.0 ppb (8) N/A N/A 1.0 ppb (1) 0.14 ppb (2) N/A 11.1 μg/m3 (47) 47.0
 
Jan. 18, 2022, 9 a.m. 12.3 ppb (12) 3.2 ppb (4) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.18 ppb (3) N/A 14.8 μg/m3 (57) 57.0
 
Jan. 18, 2022, 8 a.m. 10.8 ppb (11) 1.9 ppb (2) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.14 ppb (2) N/A 17.8 μg/m3 (63) 63.0
 
Jan. 18, 2022, 7 a.m. 9.9 ppb (10) 1.1 ppb (2) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.15 ppb (2) N/A 17.8 μg/m3 (63) 63.0
 
Jan. 18, 2022, 6 a.m. 10.8 ppb (11) 1.7 ppb (2) N/A 9.0 ppb (9) N/A N/A 2.0 ppb (2) 0.16 ppb (3) N/A 17.7 μg/m3 (63) 63.0
 
Jan. 18, 2022, 5 a.m. 17.6 ppb (17) 5.3 ppb (5) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) 0.2 ppb (3) N/A 18.1 μg/m3 (64) 64.0
 
Jan. 18, 2022, 4 a.m. 23.2 ppb (22) 10.2 ppb (10) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.22 ppb (3) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 18, 2022, 3 a.m. 30.1 ppb (29) 18.5 ppb (18) N/A 12.0 ppb (12) N/A N/A 3.0 ppb (3) 0.3 ppb (4) N/A 18.5 μg/m3 (65) 65.0
 
Jan. 18, 2022, 2 a.m. 29.8 ppb (29) 17.5 ppb (17) N/A 12.0 ppb (12) N/A N/A 2.0 ppb (2) 0.34 ppb (4) N/A 18.7 μg/m3 (65) 65.0
 
Jan. 18, 2022, 1 a.m. 21.8 ppb (21) 9.7 ppb (10) N/A 12.0 ppb (12) N/A N/A 2.0 ppb (2) 0.22 ppb (3) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 18, 2022, midnight 17.0 ppb (17) 6.8 ppb (7) N/A 10.0 ppb (10) N/A N/A 2.0 ppb (2) 0.21 ppb (3) N/A 16.5 μg/m3 (61) 61.0
 
Jan. 17, 2022, 11 p.m. 41.9 ppb (40) 30.8 ppb (30) N/A 11.0 ppb (11) N/A N/A 2.0 ppb (2) 0.33 ppb (4) N/A 16.6 μg/m3 (61) 61.0
 
Jan. 17, 2022, 10 p.m. 26.6 ppb (26) 17.6 ppb (17) N/A 9.0 ppb (9) N/A N/A 3.0 ppb (3) 0.27 ppb (4) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 17, 2022, 9 p.m. 37.9 ppb (36) 28.9 ppb (28) N/A 9.0 ppb (9) N/A N/A 3.0 ppb (3) 0.32 ppb (4) N/A 16.5 μg/m3 (61) 61.0
 
Jan. 17, 2022, 8 p.m. 49.3 ppb (47) 40.1 ppb (38) N/A 10.0 ppb (10) N/A N/A 2.0 ppb (2) 0.33 ppb (4) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 17, 2022, 7 p.m. 37.5 ppb (36) 27.4 ppb (26) N/A 10.0 ppb (10) N/A N/A 2.0 ppb (2) 0.24 ppb (3) N/A 13.8 μg/m3 (55) 55.0
 
Jan. 17, 2022, 6 p.m. 28.7 ppb (28) 20.7 ppb (20) N/A 8.0 ppb (8) N/A N/A 2.0 ppb (2) 0.22 ppb (3) N/A 12.8 μg/m3 (53) 53.0
 
Jan. 17, 2022, 5 p.m. 34.9 ppb (33) 25.6 ppb (25) N/A 10.0 ppb (10) N/A N/A 2.0 ppb (2) 0.23 ppb (3) N/A 12.7 μg/m3 (53) 53.0
 
Jan. 17, 2022, 4 p.m. 23.9 ppb (23) 15.3 ppb (15) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.19 ppb (3) N/A 12.7 μg/m3 (53) 53.0
 
Jan. 17, 2022, 3 p.m. 13.9 ppb (14) 5.3 ppb (5) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.15 ppb (2) N/A 12.6 μg/m3 (53) 53.0
 
Jan. 17, 2022, 2 p.m. 13.5 ppb (13) 5.5 ppb (6) N/A 8.0 ppb (8) N/A N/A 1.0 ppb (1) 0.15 ppb (2) N/A 14.1 μg/m3 (56) 56.0
 
Jan. 17, 2022, 1 p.m. 12.5 ppb (12) 5.5 ppb (6) N/A 7.0 ppb (7) N/A N/A 1.0 ppb (1) 0.15 ppb (2) N/A 15.8 μg/m3 (59) 59.0
 
Jan. 17, 2022, noon 13.0 ppb (13) 5.7 ppb (6) N/A 7.0 ppb (7) N/A N/A 1.0 ppb (1) N/A N/A 14.4 μg/m3 (56) 56.0
 
Jan. 17, 2022, 11 a.m. 13.2 ppb (13) 5.7 ppb (6) N/A 7.0 ppb (7) N/A N/A 1.0 ppb (1) 0.16 ppb (3) N/A 13.2 μg/m3 (54) 54.0
 
Jan. 17, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.19 ppb (3) N/A 9.4 μg/m3 (40) 40.0
 
Jan. 17, 2022, 9 a.m. 21.8 ppb (21) 13.0 ppb (13) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.27 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2022, 8 a.m. 26.8 ppb (26) 16.2 ppb (16) N/A 11.0 ppb (11) N/A N/A 1.0 ppb (1) 0.26 ppb (4) N/A 7.7 μg/m3 (33) 33.0
 
Jan. 17, 2022, 7 a.m. 38.6 ppb (37) 26.2 ppb (25) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.35 ppb (4) N/A 6.9 μg/m3 (29) 37.0
 
Jan. 17, 2022, 6 a.m. 21.6 ppb (21) 9.9 ppb (10) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) 0.18 ppb (3) N/A 5.8 μg/m3 (25) 25.0
 
Jan. 17, 2022, 5 a.m. 20.4 ppb (20) 8.5 ppb (9) N/A 12.0 ppb (12) N/A N/A 2.0 ppb (2) 0.22 ppb (3) N/A 6.1 μg/m3 (26) 26.0
 
Jan. 17, 2022, 4 a.m. 21.9 ppb (21) 9.0 ppb (9) N/A 13.0 ppb (13) N/A N/A 2.0 ppb (2) 0.21 ppb (3) N/A 7.2 μg/m3 (31) 31.0
 
Jan. 17, 2022, 3 a.m. 32.7 ppb (31) 19.9 ppb (19) N/A 13.0 ppb (13) N/A N/A 2.0 ppb (2) 0.34 ppb (4) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 17, 2022, 2 a.m. 15.8 ppb (15) 5.2 ppb (5) N/A 10.0 ppb (10) N/A N/A 4.0 ppb (4) 0.16 ppb (3) N/A 6.9 μg/m3 (29) 29.0
 
Jan. 17, 2022, 1 a.m. 36.8 ppb (35) 24.3 ppb (23) N/A 13.0 ppb (13) N/A N/A 2.0 ppb (2) 0.36 ppb (5) N/A 11.4 μg/m3 (48) 48.0
 
Jan. 17, 2022, midnight 41.4 ppb (40) 29.7 ppb (29) N/A 12.0 ppb (12) N/A N/A 2.0 ppb (2) 0.41 ppb (5) N/A 12.5 μg/m3 (52) 52.0
 
Jan. 16, 2022, 11 p.m. 25.4 ppb (24) 15.4 ppb (15) N/A 10.0 ppb (10) N/A N/A 4.0 ppb (4) 0.25 ppb (3) N/A 9.1 μg/m3 (38) 38.0
 
Jan. 16, 2022, 10 p.m. 12.9 ppb (13) 5.5 ppb (6) N/A 7.0 ppb (7) N/A N/A 7.0 ppb (7) 0.13 ppb (2) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 16, 2022, 9 p.m. 11.2 ppb (11) 5.6 ppb (6) N/A 6.0 ppb (6) N/A N/A 9.0 ppb (9) 0.11 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 16, 2022, 8 p.m. 23.8 ppb (23) 16.5 ppb (16) N/A 7.0 ppb (7) N/A N/A 8.0 ppb (8) 0.2 ppb (3) N/A 6.7 μg/m3 (28) 28.0
 
Jan. 16, 2022, 7 p.m. 13.7 ppb (13) 8.1 ppb (8) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (10) 0.17 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 16, 2022, 6 p.m. 19.3 ppb (19) 11.9 ppb (12) N/A 7.0 ppb (7) N/A N/A 6.0 ppb (6) 0.15 ppb (2) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 16, 2022, 5 p.m. 36.8 ppb (35) 26.3 ppb (25) N/A 11.0 ppb (11) N/A N/A 3.0 ppb (3) 0.33 ppb (4) N/A 9.3 μg/m3 (39) 39.0
 
Jan. 16, 2022, 4 p.m. 30.4 ppb (29) 19.0 ppb (18) N/A 11.0 ppb (11) N/A N/A 2.0 ppb (2) 0.29 ppb (4) N/A 9.3 μg/m3 (39) 39.0
 
Jan. 16, 2022, 3 p.m. 42.8 ppb (41) 29.8 ppb (29) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.25 ppb (3) N/A 9.6 μg/m3 (40) 41.0
 
Jan. 16, 2022, 2 p.m. 29.5 ppb (28) 16.9 ppb (16) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.19 ppb (3) N/A 9.2 μg/m3 (39) 39.0
 
Jan. 16, 2022, 1 p.m. 38.2 ppb (37) 26.0 ppb (25) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) 0.21 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
Jan. 16, 2022, noon 41.6 ppb (40) 29.7 ppb (29) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) 0.22 ppb (3) N/A 13.6 μg/m3 (55) 55.0
 
Jan. 16, 2022, 11 a.m. 38.4 ppb (37) 29.1 ppb (28) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.28 ppb (4) N/A 11.1 μg/m3 (47) 47.0
 
Jan. 16, 2022, 10 a.m. 31.8 ppb (30) 22.7 ppb (22) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.31 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
Jan. 16, 2022, 9 a.m. 44.7 ppb (43) 35.3 ppb (34) N/A 10.0 ppb (10) N/A N/A 1.0 ppb (1) 0.46 ppb (6) N/A 13.7 μg/m3 (55) 55.0
 
Jan. 16, 2022, 8 a.m. 59.3 ppb (57) 49.4 ppb (47) N/A 10.0 ppb (10) N/A N/A 1.0 ppb (1) 0.58 ppb (7) N/A 19.3 μg/m3 (67) 67.0
 
Jan. 16, 2022, 7 a.m. 56.2 ppb (54) 46.8 ppb (45) N/A 10.0 ppb (10) N/A N/A 1.0 ppb (1) 0.72 ppb (8) N/A 23.4 μg/m3 (75) 75.0
 
Jan. 16, 2022, 6 a.m. 54.5 ppb (52) 44.9 ppb (43) N/A 10.0 ppb (10) N/A N/A 1.0 ppb (1) 0.8 ppb (10) N/A 24.5 μg/m3 (78) 78.0
 
Jan. 16, 2022, 5 a.m. 50.9 ppb (49) 42.0 ppb (40) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.7 ppb (8) N/A 30.0 μg/m3 (89) 89.0
 
Jan. 16, 2022, 4 a.m. 35.0 ppb (34) 26.3 ppb (25) N/A 9.0 ppb (9) N/A N/A 1.0 ppb (1) 0.55 ppb (7) N/A 25.4 μg/m3 (79) 79.0
 
Jan. 16, 2022, 3 a.m. 27.5 ppb (26) 17.7 ppb (17) N/A 10.0 ppb (10) N/A N/A 1.0 ppb (1) 0.42 ppb (5) N/A 22.2 μg/m3 (73) 73.0
 
Jan. 16, 2022, 2 a.m. 23.7 ppb (23) 13.2 ppb (13) N/A 11.0 ppb (11) N/A N/A 1.0 ppb (1) 0.32 ppb (4) N/A 19.3 μg/m3 (67) 67.0
 
Jan. 16, 2022, 1 a.m. 46.3 ppb (44) 33.8 ppb (32) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) 0.49 ppb (6) N/A 14.8 μg/m3 (57) 57.0
 
Jan. 16, 2022, midnight 53.2 ppb (51) 38.2 ppb (37) N/A 15.0 ppb (15) N/A N/A 2.0 ppb (2) 0.51 ppb (6) N/A 12.4 μg/m3 (52) 52.0
 
Jan. 15, 2022, 11 p.m. 46.1 ppb (44) 33.4 ppb (32) N/A 13.0 ppb (13) N/A N/A 4.0 ppb (4) 0.44 ppb (5) N/A 9.5 μg/m3 (40) 44.0
 
Jan. 15, 2022, 10 p.m. 40.1 ppb (38) 27.3 ppb (26) N/A 13.0 ppb (13) N/A N/A 7.0 ppb (7) 0.36 ppb (5) N/A 7.1 μg/m3 (30) 38.0
 
Jan. 15, 2022, 9 p.m. 11.4 ppb (11) 5.6 ppb (6) N/A 6.0 ppb (6) N/A N/A 12.0 ppb (12) 0.1 ppb (2) N/A 5.6 μg/m3 (24) 24.0
 
Jan. 15, 2022, 8 p.m. 29.6 ppb (28) 20.8 ppb (20) N/A 9.0 ppb (9) N/A N/A 8.0 ppb (8) 0.26 ppb (4) N/A 7.5 μg/m3 (32) 32.0
 
Jan. 15, 2022, 7 p.m. 50.7 ppb (48) 38.7 ppb (37) N/A 12.0 ppb (12) N/A N/A 5.0 ppb (5) 0.4 ppb (5) N/A 10.0 μg/m3 (42) 48.0
 
Jan. 15, 2022, 6 p.m. 53.4 ppb (51) 41.2 ppb (39) N/A 13.0 ppb (13) N/A N/A 3.0 ppb (3) 0.42 ppb (5) N/A 10.0 μg/m3 (42) 51.0
 
Jan. 15, 2022, 5 p.m. 56.8 ppb (54) 43.7 ppb (42) N/A 14.0 ppb (14) N/A N/A 2.0 ppb (2) 0.46 ppb (6) N/A 8.9 μg/m3 (38) 54.0
 
Jan. 15, 2022, 4 p.m. 52.9 ppb (50) 39.5 ppb (38) N/A 14.0 ppb (14) N/A N/A 1.0 ppb (1) 0.4 ppb (5) N/A 7.1 μg/m3 (30) 50.0
 
Jan. 15, 2022, 3 p.m. 48.0 ppb (46) 33.8 ppb (32) N/A 14.0 ppb (14) N/A N/A 1.0 ppb (1) 0.34 ppb (4) N/A 7.4 μg/m3 (31) 46.0
 
Jan. 15, 2022, 2 p.m. 47.4 ppb (45) 31.4 ppb (30) N/A 16.0 ppb (16) N/A N/A 1.0 ppb (1) 0.26 ppb (4) N/A 7.4 μg/m3 (31) 45.0
 
Jan. 15, 2022, 1 p.m. 30.3 ppb (29) 15.3 ppb (15) N/A 15.0 ppb (15) N/A N/A 4.0 ppb (4) 0.17 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2022, noon 15.0 ppb (15) 3.2 ppb (4) N/A 12.0 ppb (12) N/A N/A 6.0 ppb (6) 0.09 ppb (2) N/A 6.1 μg/m3 (26) 26.0
 
Jan. 15, 2022, 11 a.m. 23.4 ppb (23) 9.5 ppb (9) N/A 14.0 ppb (14) N/A N/A 4.0 ppb (4) 0.17 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 15, 2022, 10 a.m. 27.5 ppb (26) 11.0 ppb (11) N/A 16.0 ppb (16) N/A N/A 3.0 ppb (3) 0.2 ppb (3) N/A 5.1 μg/m3 (22) 26.0
 
Jan. 15, 2022, 9 a.m. 15.6 ppb (15) 4.6 ppb (5) N/A 11.0 ppb (11) N/A N/A 10.0 ppb (10) 0.08 ppb (2) N/A 3.7 μg/m3 (16) 16.0
 
Jan. 15, 2022, 8 a.m. 5.7 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 16.0 ppb (15) 0.04 ppb (0) N/A 3.2 μg/m3 (14) 15.0
 
Jan. 15, 2022, 7 a.m. 11.3 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (8) N/A N/A 14.0 ppb (13) 0.11 ppb (2) N/A 3.9 μg/m3 (17) 17.0
 
Jan. 15, 2022, 6 a.m. 19.0 ppb (18) 7.5 ppb (8) N/A 11.0 ppb (11) N/A N/A 11.0 ppb (11) 0.16 ppb (3) N/A 4.2 μg/m3 (18) 18.0
 
Jan. 15, 2022, 5 a.m. 21.8 ppb (21) 9.0 ppb (9) N/A 13.0 ppb (13) N/A N/A 10.0 ppb (10) 0.25 ppb (3) N/A 4.5 μg/m3 (19) 21.0
 
Jan. 15, 2022, 4 a.m. 22.3 ppb (22) 7.8 ppb (8) N/A 14.0 ppb (14) N/A N/A 9.0 ppb (9) 0.29 ppb (4) N/A 4.3 μg/m3 (18) 22.0
 
Jan. 15, 2022, 3 a.m. 40.8 ppb (39) 21.1 ppb (20) N/A 20.0 ppb (19) N/A N/A 3.0 ppb (3) 0.37 ppb (5) N/A 4.4 μg/m3 (19) 39.0
 
Jan. 15, 2022, 2 a.m. 22.3 ppb (22) 10.1 ppb (10) N/A 12.0 ppb (12) N/A N/A 11.0 ppb (11) 0.29 ppb (4) N/A 3.8 μg/m3 (16) 22.0
 
Jan. 15, 2022, 1 a.m. 21.5 ppb (21) 6.5 ppb (7) N/A 15.0 ppb (15) N/A N/A 9.0 ppb (9) 0.19 ppb (3) N/A 4.4 μg/m3 (19) 21.0
 
Jan. 15, 2022, midnight 19.6 ppb (19) 5.1 ppb (5) N/A 14.0 ppb (14) N/A N/A 8.0 ppb (8) 0.15 ppb (2) N/A 4.3 μg/m3 (18) 19.0
 
Jan. 14, 2022, 11 p.m. 14.3 ppb (14) 5.8 ppb (6) N/A 9.0 ppb (9) N/A N/A 15.0 ppb (14) 0.09 ppb (2) N/A N/A 14.0
 
Jan. 14, 2022, 10 p.m. 17.6 ppb (17) 8.6 ppb (9) N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) 0.11 ppb (2) N/A 2.6 μg/m3 (11) 17.0
 
Jan. 14, 2022, 9 p.m. 20.9 ppb (20) 11.5 ppb (11) N/A 10.0 ppb (10) N/A N/A 15.0 ppb (14) 0.12 ppb (2) N/A 2.6 μg/m3 (11) 20.0
 
Jan. 14, 2022, 8 p.m. 13.7 ppb (13) 6.2 ppb (6) N/A 8.0 ppb (8) N/A N/A 15.0 ppb (14) 0.09 ppb (2) N/A 2.5 μg/m3 (11) 14.0
 
Jan. 14, 2022, 7 p.m. 9.1 ppb (9) 3.8 ppb (4) N/A 5.0 ppb (5) N/A N/A 17.0 ppb (16) 0.06 ppb (2) N/A 2.3 μg/m3 (10) 16.0
 
Jan. 14, 2022, 6 p.m. 23.5 ppb (23) 12.2 ppb (12) N/A 11.0 ppb (11) N/A N/A 11.0 ppb (11) 0.14 ppb (2) N/A 3.3 μg/m3 (14) 23.0
 
Jan. 14, 2022, 5 p.m. 57.6 ppb (55) 42.2 ppb (40) N/A 16.0 ppb (16) N/A N/A 6.0 ppb (6) 0.37 ppb (5) N/A 4.0 μg/m3 (17) 55.0
 
Jan. 14, 2022, 4 p.m. 54.2 ppb (52) 36.9 ppb (35) N/A 17.0 ppb (17) N/A N/A 3.0 ppb (3) 0.27 ppb (4) N/A 5.1 μg/m3 (22) 52.0
 
Jan. 14, 2022, 3 p.m. 21.1 ppb (20) 9.6 ppb (10) N/A 11.0 ppb (11) N/A N/A 5.0 ppb (5) 0.12 ppb (2) N/A 5.6 μg/m3 (24) 24.0
 
Jan. 14, 2022, 2 p.m. 10.3 ppb (10) 1.6 ppb (2) N/A 9.0 ppb (9) N/A N/A 5.0 ppb (5) 0.06 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 14, 2022, 1 p.m. 26.5 ppb (25) 15.0 ppb (15) N/A 12.0 ppb (12) N/A N/A 2.0 ppb (2) 0.11 ppb (2) N/A 3.8 μg/m3 (16) 25.0
 
Jan. 14, 2022, noon 5.6 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 8.0 ppb (8) 0.02 ppb (0) N/A 3.4 μg/m3 (15) 15.0
 
Jan. 14, 2022, 11 a.m. 3.7 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 12.0 ppb (12) 0.01 ppb (0) N/A 3.1 μg/m3 (13) 13.0
 
Jan. 14, 2022, 10 a.m. 5.6 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (10) 0.03 ppb (0) N/A 4.8 μg/m3 (20) 20.0
 
Jan. 14, 2022, 9 a.m. 5.8 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (10) 0.06 ppb (2) N/A 5.1 μg/m3 (22) 22.0
 
Jan. 14, 2022, 8 a.m. 5.1 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (14) 0.09 ppb (2) N/A 3.9 μg/m3 (17) 17.0
 
Jan. 14, 2022, 7 a.m. 7.2 ppb (7) 2.8 ppb (3) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (23) 0.0 ppb (0) N/A 2.6 μg/m3 (11) 23.0
 
Jan. 14, 2022, 6 a.m. 4.2 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (23) 0.01 ppb (0) N/A 3.1 μg/m3 (13) 23.0
 
Jan. 14, 2022, 5 a.m. 5.4 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.03 ppb (0) N/A 3.5 μg/m3 (15) 22.0
 
Jan. 14, 2022, 4 a.m. 5.2 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.04 ppb (0) N/A 3.3 μg/m3 (14) 22.0
 
Jan. 14, 2022, 3 a.m. 8.5 ppb (9) 0.5 ppb (1) N/A 8.0 ppb (8) N/A N/A 21.0 ppb (20) 0.05 ppb (2) N/A 3.4 μg/m3 (15) 20.0
 
Jan. 14, 2022, 2 a.m. 7.4 ppb (7) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 23.0 ppb (22) 0.06 ppb (2) N/A 3.8 μg/m3 (16) 22.0
 
Jan. 14, 2022, 1 a.m. 7.5 ppb (8) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) 0.13 ppb (2) N/A 3.5 μg/m3 (15) 23.0
 
Jan. 14, 2022, midnight 6.5 ppb (7) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) 0.05 ppb (2) N/A 2.9 μg/m3 (13) 25.0
 
Jan. 13, 2022, 11 p.m. 6.2 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (27) 0.03 ppb (0) N/A 3.0 μg/m3 (13) 27.0
 
Jan. 13, 2022, 10 p.m. 7.0 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (27) 0.03 ppb (0) N/A 2.9 μg/m3 (13) 27.0
 
Jan. 13, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.01 ppb (0) N/A 2.8 μg/m3 (12) 29.0
 
Jan. 13, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.03 ppb (0) N/A 2.7 μg/m3 (12) 30.0
 
Jan. 13, 2022, 7 p.m. 5.7 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) 0.03 ppb (0) N/A 2.3 μg/m3 (10) 28.0
 
Jan. 13, 2022, 6 p.m. 10.6 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A 29.0 ppb (27) 0.02 ppb (0) N/A 2.3 μg/m3 (10) 27.0
 
Jan. 13, 2022, 5 p.m. 16.7 ppb (16) 3.6 ppb (4) N/A 13.0 ppb (13) N/A N/A 23.0 ppb (22) 0.05 ppb (2) N/A 2.6 μg/m3 (11) 22.0
 
Jan. 13, 2022, 4 p.m. 8.9 ppb (9) 2.3 ppb (3) N/A 7.0 ppb (7) N/A N/A 29.0 ppb (27) 0.03 ppb (0) N/A 2.1 μg/m3 (9) 27.0
 
Jan. 13, 2022, 3 p.m. 4.1 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (28) N/A N/A 2.1 μg/m3 (9) 28.0
 
Jan. 13, 2022, 2 p.m. 11.1 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (8) N/A N/A 20.0 ppb (19) 0.04 ppb (0) N/A 2.8 μg/m3 (12) 19.0
 
Jan. 13, 2022, 1 p.m. 5.4 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 16.0 ppb (15) 0.03 ppb (0) N/A 4.6 μg/m3 (20) 20.0
 
Jan. 13, 2022, noon 11.0 ppb (11) 3.1 ppb (3) N/A 8.0 ppb (8) N/A N/A 11.0 ppb (11) 0.07 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2022, 11 a.m. 14.7 ppb (14) 2.0 ppb (2) N/A 13.0 ppb (13) N/A N/A 6.0 ppb (6) 0.17 ppb (3) N/A 7.3 μg/m3 (31) 31.0
 
Jan. 13, 2022, 10 a.m. 17.5 ppb (17) 2.8 ppb (3) N/A 15.0 ppb (15) N/A N/A 3.0 ppb (3) 0.16 ppb (3) N/A 8.9 μg/m3 (38) 38.0
 
Jan. 13, 2022, 9 a.m. 12.8 ppb (13) 2.8 ppb (3) N/A 10.0 ppb (10) N/A N/A 8.0 ppb (8) 0.12 ppb (2) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 13, 2022, 8 a.m. 21.5 ppb (21) 9.3 ppb (9) N/A 12.0 ppb (12) N/A N/A 5.0 ppb (5) 0.16 ppb (3) N/A 10.1 μg/m3 (43) 43.0
 
Jan. 13, 2022, 7 a.m. 25.3 ppb (24) 11.5 ppb (11) N/A 14.0 ppb (14) N/A N/A 2.0 ppb (2) 0.25 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
Jan. 13, 2022, 6 a.m. 33.9 ppb (32) 19.1 ppb (19) N/A 15.0 ppb (15) N/A N/A 2.0 ppb (2) 0.32 ppb (4) N/A 12.8 μg/m3 (53) 53.0
 
Jan. 13, 2022, 5 a.m. 67.0 ppb (65) 52.4 ppb (50) N/A 15.0 ppb (15) N/A N/A 1.0 ppb (1) 0.74 ppb (8) N/A 16.9 μg/m3 (62) 65.0
 
Jan. 13, 2022, 4 a.m. 91.3 ppb (91) 71.7 ppb (70) N/A 21.0 ppb (20) N/A N/A 1.0 ppb (1) 0.98 ppb (12) N/A 13.9 μg/m3 (55) 91.0
 
Jan. 13, 2022, 3 a.m. 81.3 ppb (81) 59.2 ppb (57) N/A 22.0 ppb (21) N/A N/A 1.0 ppb (1) 0.76 ppb (10) N/A 10.7 μg/m3 (45) 81.0
 
Jan. 13, 2022, 2 a.m. 33.6 ppb (32) 14.7 ppb (14) N/A 19.0 ppb (18) N/A N/A 3.0 ppb (3) 0.33 ppb (4) N/A 6.9 μg/m3 (29) 32.0
 
Jan. 13, 2022, 1 a.m. 39.1 ppb (37) 19.9 ppb (19) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.52 ppb (6) N/A 5.6 μg/m3 (24) 37.0
 
Jan. 13, 2022, midnight 40.6 ppb (39) 18.6 ppb (18) N/A 22.0 ppb (21) N/A N/A 4.0 ppb (4) 0.53 ppb (6) N/A 6.3 μg/m3 (27) 39.0
 
Jan. 12, 2022, 11 p.m. 9.9 ppb (10) 1.6 ppb (2) N/A 8.0 ppb (8) N/A N/A 20.0 ppb (19) 0.09 ppb (2) N/A 4.3 μg/m3 (18) 19.0
 
Jan. 12, 2022, 10 p.m. 12.1 ppb (12) 4.8 ppb (5) N/A 7.0 ppb (7) N/A N/A 22.0 ppb (21) 0.09 ppb (2) N/A 4.4 μg/m3 (19) 21.0
 
Jan. 12, 2022, 9 p.m. 14.5 ppb (14) 6.4 ppb (7) N/A 8.0 ppb (8) N/A N/A 20.0 ppb (19) 0.13 ppb (2) N/A 3.5 μg/m3 (15) 19.0
 
Jan. 12, 2022, 8 p.m. 21.5 ppb (21) 11.5 ppb (11) N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.1 ppb (2) N/A 3.6 μg/m3 (16) 21.0
 
Jan. 12, 2022, 7 p.m. 32.5 ppb (31) 18.4 ppb (18) N/A 14.0 ppb (14) N/A N/A 14.0 ppb (13) 0.14 ppb (2) N/A 3.6 μg/m3 (16) 31.0
 
Jan. 12, 2022, 6 p.m. 15.9 ppb (15) 5.9 ppb (6) N/A 10.0 ppb (10) N/A N/A 15.0 ppb (14) 0.11 ppb (2) N/A 3.7 μg/m3 (16) 16.0
 
Jan. 12, 2022, 5 p.m. 40.7 ppb (39) 23.3 ppb (22) N/A 18.0 ppb (17) N/A N/A 5.0 ppb (5) 0.42 ppb (5) N/A 5.4 μg/m3 (23) 39.0
 
Jan. 12, 2022, 4 p.m. 38.2 ppb (37) 18.0 ppb (17) N/A 20.0 ppb (19) N/A N/A 4.0 ppb (4) 0.29 ppb (4) N/A 4.5 μg/m3 (19) 37.0
 
Jan. 12, 2022, 3 p.m. 25.2 ppb (24) 8.3 ppb (8) N/A 17.0 ppb (17) N/A N/A 8.0 ppb (8) 0.16 ppb (3) N/A 3.7 μg/m3 (16) 24.0
 
Jan. 12, 2022, 2 p.m. 19.8 ppb (19) 8.2 ppb (8) N/A 12.0 ppb (12) N/A N/A 13.0 ppb (13) 0.1 ppb (2) N/A 3.6 μg/m3 (16) 19.0
 
Jan. 12, 2022, 1 p.m. 4.2 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) 0.01 ppb (0) N/A 2.9 μg/m3 (13) 22.0
 
Jan. 12, 2022, noon 13.1 ppb (13) 3.6 ppb (4) N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.03 ppb (0) N/A 3.0 μg/m3 (13) 17.0
 
Jan. 12, 2022, 11 a.m. 16.3 ppb (16) 5.1 ppb (5) N/A 11.0 ppb (11) N/A N/A 15.0 ppb (14) 0.02 ppb (0) N/A 3.2 μg/m3 (14) 16.0
 
Jan. 12, 2022, 10 a.m. 12.8 ppb (13) 3.0 ppb (3) N/A 10.0 ppb (10) N/A N/A 16.0 ppb (15) 0.02 ppb (0) N/A 3.0 μg/m3 (13) 15.0
 
Jan. 12, 2022, 9 a.m. 5.4 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (13) 0.01 ppb (0) N/A 3.1 μg/m3 (13) 13.0
 
Jan. 12, 2022, 8 a.m. 5.1 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (21) 0.01 ppb (0) N/A 3.3 μg/m3 (14) 21.0
 
Jan. 12, 2022, 7 a.m. 5.5 ppb (6) 1.4 ppb (2) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (21) 0.02 ppb (0) N/A 3.4 μg/m3 (15) 21.0