ID: 2159

AQSQID: 000101005

Site Name: Abbotsford Airport

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

Updated: Dec. 5, 2020, 2:42 p.m.

Location: Abbotsford (S Poplar), CC

Reporting: True, Located: True

Current AQI: 15.0

Abbotsford (S Poplar) CC, CA: 49.021506, -122.326556

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 5, 2020, 1 p.m. N/A 0.7 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 16.0 ppb (15) 0.11 ppb (2) 8.3 μg/m3 (8) 2.5 μg/m3 (11) 15.0
 
Dec. 5, 2020, noon N/A 0.6 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 20.0 ppb (19) 0.1 ppb (2) 6.8 μg/m3 (7) 2.5 μg/m3 (11) 19.0
 
Dec. 5, 2020, 11 a.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (20) 0.09 ppb (2) 4.9 μg/m3 (5) 3.2 μg/m3 (14) 20.0
 
Dec. 5, 2020, 10 a.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) 0.1 ppb (2) 4.5 μg/m3 (5) 1.8 μg/m3 (8) 18.0
 
Dec. 5, 2020, 9 a.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (19) 0.11 ppb (2) 3.9 μg/m3 (4) 1.8 μg/m3 (8) 19.0
 
Dec. 5, 2020, 8 a.m. N/A 0.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (19) 0.11 ppb (2) 2.5 μg/m3 (3) 1.7 μg/m3 (8) 19.0
 
Dec. 5, 2020, 7 a.m. N/A 0.8 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 17.0 ppb (16) 0.12 ppb (2) 5.1 μg/m3 (5) 2.1 μg/m3 (9) 16.0
 
Dec. 5, 2020, 6 a.m. N/A 0.9 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (14) 0.12 ppb (2) 6.1 μg/m3 (6) 2.5 μg/m3 (11) 14.0
 
Dec. 5, 2020, 5 a.m. N/A 0.9 ppb (1) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 8.0 ppb (8) 0.16 ppb (3) 12.7 μg/m3 (12) 5.5 μg/m3 (23) 23.0
 
Dec. 5, 2020, 4 a.m. N/A 1.4 ppb (2) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 7.0 ppb (7) 0.16 ppb (3) 12.6 μg/m3 (12) 6.1 μg/m3 (26) 26.0
 
Dec. 5, 2020, 3 a.m. N/A 1.4 ppb (2) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 10.0 ppb (10) 0.15 ppb (2) 10.0 μg/m3 (10) 9.0 μg/m3 (38) 38.0
 
Dec. 5, 2020, 2 a.m. N/A 5.8 ppb (6) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 2.0 ppb (2) 0.22 ppb (3) 21.9 μg/m3 (21) 17.7 μg/m3 (63) 63.0
 
Dec. 5, 2020, 1 a.m. N/A 10.7 ppb (11) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 0.0 ppb (0) 0.22 ppb (3) 26.4 μg/m3 (25) 19.1 μg/m3 (66) 66.0
 
Dec. 5, 2020, midnight N/A 7.3 ppb (7) N/A 16.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (3) 0.18 ppb (3) 23.1 μg/m3 (22) 11.5 μg/m3 (48) 48.0
 
Dec. 4, 2020, 11 p.m. N/A 7.3 ppb (7) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 8.0 ppb (8) 0.15 ppb (2) 16.1 μg/m3 (15) 7.9 μg/m3 (33) 33.0
 
Dec. 4, 2020, 10 p.m. N/A 8.4 ppb (8) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 9.0 ppb (9) 0.16 ppb (3) 13.8 μg/m3 (13) 7.9 μg/m3 (33) 33.0
 
Dec. 4, 2020, 9 p.m. N/A 6.0 ppb (6) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 12.0 ppb (12) 0.14 ppb (2) 11.1 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Dec. 4, 2020, 8 p.m. N/A 5.1 ppb (5) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 12.0 ppb (12) 0.1 ppb (2) 8.8 μg/m3 (9) 3.4 μg/m3 (15) 15.0
 
Dec. 4, 2020, 7 p.m. N/A 6.0 ppb (6) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 11.0 ppb (11) 0.11 ppb (2) 7.1 μg/m3 (7) 2.7 μg/m3 (12) 12.0
 
Dec. 4, 2020, 6 p.m. N/A 17.2 ppb (17) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 5.0 ppb (5) 0.15 ppb (2) 11.7 μg/m3 (11) 3.4 μg/m3 (15) 17.0
 
Dec. 4, 2020, 5 p.m. N/A 12.0 ppb (12) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 2.0 ppb (2) 0.16 ppb (3) 12.2 μg/m3 (12) 3.1 μg/m3 (13) 13.0
 
Dec. 4, 2020, 4 p.m. N/A 42.0 ppb (40) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 0.0 ppb (0) 0.24 ppb (3) 16.2 μg/m3 (15) 4.6 μg/m3 (20) 40.0
 
Dec. 4, 2020, 3 p.m. N/A 54.7 ppb (52) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 0.0 ppb (0) 0.28 ppb (4) 18.9 μg/m3 (18) 7.2 μg/m3 (31) 52.0
 
Dec. 4, 2020, 2 p.m. N/A 19.2 ppb (19) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 0.0 ppb (0) 0.21 ppb (3) 14.3 μg/m3 (14) 6.2 μg/m3 (26) 26.0
 
Dec. 4, 2020, 1 p.m. N/A 17.2 ppb (17) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 0.0 ppb (0) 0.18 ppb (3) 13.9 μg/m3 (13) 6.6 μg/m3 (28) 28.0
 
Dec. 4, 2020, noon N/A 12.4 ppb (12) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 0.0 ppb (0) 0.17 ppb (3) 13.1 μg/m3 (13) 7.5 μg/m3 (32) 32.0
 
Dec. 4, 2020, 11 a.m. N/A 12.2 ppb (12) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 0.0 ppb (0) 0.17 ppb (3) 12.6 μg/m3 (12) 8.4 μg/m3 (36) 36.0
 
Dec. 4, 2020, 10 a.m. N/A 12.0 ppb (12) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 0.0 ppb (0) 0.17 ppb (3) 15.6 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
Dec. 4, 2020, 9 a.m. N/A 13.5 ppb (13) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 0.0 ppb (0) 0.19 ppb (3) 17.3 μg/m3 (17) 9.7 μg/m3 (41) 41.0
 
Dec. 4, 2020, 8 a.m. N/A 15.4 ppb (15) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.18 ppb (3) 13.9 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Dec. 4, 2020, 7 a.m. N/A 12.3 ppb (12) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.2 ppb (3) 16.1 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
Dec. 4, 2020, 6 a.m. N/A 15.2 ppb (15) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.2 ppb (3) 21.6 μg/m3 (20) 11.2 μg/m3 (47) 47.0
 
Dec. 4, 2020, 5 a.m. N/A 16.1 ppb (16) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 0.0 ppb (0) 0.22 ppb (3) 18.7 μg/m3 (18) 17.3 μg/m3 (62) 62.0
 
Dec. 4, 2020, 4 a.m. N/A 12.7 ppb (12) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 0.0 ppb (0) 0.19 ppb (3) 16.0 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
Dec. 4, 2020, 3 a.m. N/A 23.1 ppb (22) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 0.0 ppb (0) 0.23 ppb (3) 21.3 μg/m3 (20) 11.8 μg/m3 (50) 50.0
 
Dec. 4, 2020, 2 a.m. N/A 23.0 ppb (22) N/A 16.0 ppb (16) N/A 0.0 ppb (0) 0.0 ppb (0) 0.24 ppb (3) 21.9 μg/m3 (21) 11.3 μg/m3 (48) 48.0
 
Dec. 4, 2020, 1 a.m. N/A 22.3 ppb (22) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 0.0 ppb (0) 0.27 ppb (4) 28.4 μg/m3 (27) 14.4 μg/m3 (56) 56.0
 
Dec. 4, 2020, midnight N/A 16.4 ppb (16) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 0.0 ppb (0) 0.2 ppb (3) 22.6 μg/m3 (21) 11.4 μg/m3 (48) 48.0
 
Dec. 3, 2020, 11 p.m. N/A 10.3 ppb (10) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 1.0 ppb (1) 0.17 ppb (3) 19.8 μg/m3 (19) 9.4 μg/m3 (40) 40.0
 
Dec. 3, 2020, 10 p.m. N/A 18.9 ppb (18) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 2.0 ppb (2) 0.2 ppb (3) 22.8 μg/m3 (22) 10.2 μg/m3 (43) 43.0
 
Dec. 3, 2020, 9 p.m. N/A 19.2 ppb (19) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (3) 0.21 ppb (3) 19.3 μg/m3 (18) 9.7 μg/m3 (41) 41.0
 
Dec. 3, 2020, 8 p.m. N/A 7.4 ppb (7) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 7.0 ppb (7) 0.15 ppb (2) 13.7 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Dec. 3, 2020, 7 p.m. N/A 5.5 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 12.0 ppb (12) 0.11 ppb (2) 8.4 μg/m3 (8) 3.0 μg/m3 (13) 13.0
 
Dec. 3, 2020, 6 p.m. N/A 24.4 ppb (24) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 4.0 ppb (4) 0.18 ppb (3) 15.1 μg/m3 (14) 5.2 μg/m3 (22) 24.0
 
Dec. 3, 2020, 5 p.m. N/A 25.2 ppb (24) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 2.0 ppb (2) 0.23 ppb (3) 16.2 μg/m3 (15) 4.7 μg/m3 (20) 24.0
 
Dec. 3, 2020, 4 p.m. N/A 33.2 ppb (32) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 1.0 ppb (1) 0.24 ppb (3) 18.7 μg/m3 (18) 5.5 μg/m3 (23) 32.0
 
Dec. 3, 2020, 3 p.m. N/A 36.9 ppb (35) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 0.0 ppb (0) 0.26 ppb (4) 14.3 μg/m3 (14) 4.3 μg/m3 (18) 35.0
 
Dec. 3, 2020, 2 p.m. N/A 10.0 ppb (10) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 2.0 ppb (2) 0.17 ppb (3) 12.7 μg/m3 (12) 2.7 μg/m3 (12) 13.0
 
Dec. 3, 2020, 1 p.m. N/A 1.8 ppb (2) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 3.0 ppb (3) 0.13 ppb (2) 10.1 μg/m3 (10) 2.9 μg/m3 (13) 13.0
 
Dec. 3, 2020, noon N/A 2.4 ppb (3) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 5.0 ppb (5) 0.13 ppb (2) 12.2 μg/m3 (12) 2.5 μg/m3 (11) 12.0
 
Dec. 3, 2020, 11 a.m. N/A 1.6 ppb (2) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 3.0 ppb (3) 0.15 ppb (2) 11.4 μg/m3 (11) 3.8 μg/m3 (16) 16.0
 
Dec. 3, 2020, 10 a.m. N/A 2.0 ppb (2) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 4.0 ppb (4) 0.13 ppb (2) 10.9 μg/m3 (11) 3.4 μg/m3 (15) 15.0
 
Dec. 3, 2020, 9 a.m. N/A 1.0 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 7.0 ppb (7) 0.13 ppb (2) 10.7 μg/m3 (10) 3.4 μg/m3 (15) 15.0
 
Dec. 3, 2020, 8 a.m. N/A 1.8 ppb (2) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 3.0 ppb (3) 0.16 ppb (3) 13.9 μg/m3 (13) 4.5 μg/m3 (19) 19.0
 
Dec. 3, 2020, 7 a.m. N/A 1.0 ppb (1) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 5.0 ppb (5) 0.15 ppb (2) 12.8 μg/m3 (12) 4.1 μg/m3 (18) 18.0
 
Dec. 3, 2020, 6 a.m. N/A 1.1 ppb (2) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (5) 0.17 ppb (3) 14.7 μg/m3 (14) 4.7 μg/m3 (20) 20.0
 
Dec. 3, 2020, 5 a.m. N/A 4.6 ppb (5) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 3.0 ppb (3) 0.2 ppb (3) 12.6 μg/m3 (12) 6.2 μg/m3 (26) 26.0
 
Dec. 3, 2020, 4 a.m. N/A 6.5 ppb (7) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 5.0 ppb (5) 0.19 ppb (3) 32.6 μg/m3 (31) 29.5 μg/m3 (88) 88.0
 
Dec. 3, 2020, 3 a.m. N/A 5.8 ppb (6) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 3.0 ppb (3) 0.22 ppb (3) 26.2 μg/m3 (25) 16.3 μg/m3 (60) 60.0
 
Dec. 3, 2020, 2 a.m. N/A 4.4 ppb (5) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 3.0 ppb (3) 0.21 ppb (3) 23.5 μg/m3 (22) 14.7 μg/m3 (57) 57.0
 
Dec. 3, 2020, 1 a.m. N/A 10.4 ppb (10) N/A 22.0 ppb (21) N/A 0.0 ppb (0) 1.0 ppb (1) 0.21 ppb (3) 41.2 μg/m3 (39) 17.2 μg/m3 (62) 62.0
 
Dec. 3, 2020, midnight N/A 5.1 ppb (5) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 6.0 ppb (6) 0.21 ppb (3) 36.1 μg/m3 (34) 17.3 μg/m3 (62) 62.0
 
Dec. 2, 2020, 11 p.m. N/A 2.2 ppb (3) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 15.0 ppb (14) 0.13 ppb (2) 18.7 μg/m3 (18) 7.2 μg/m3 (31) 31.0
 
Dec. 2, 2020, 10 p.m. N/A 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 21.0 ppb (20) 0.13 ppb (2) 10.3 μg/m3 (10) 4.5 μg/m3 (19) 20.0
 
Dec. 2, 2020, 9 p.m. N/A 2.9 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 23.0 ppb (22) 0.13 ppb (2) 9.6 μg/m3 (9) 3.3 μg/m3 (14) 22.0
 
Dec. 2, 2020, 8 p.m. N/A 8.6 ppb (9) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 18.0 ppb (17) 0.15 ppb (2) 10.7 μg/m3 (10) 3.7 μg/m3 (16) 17.0
 
Dec. 2, 2020, 7 p.m. N/A 9.2 ppb (9) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 18.0 ppb (17) 0.16 ppb (3) 9.1 μg/m3 (9) 3.5 μg/m3 (15) 17.0
 
Dec. 2, 2020, 6 p.m. N/A 6.6 ppb (7) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 14.0 ppb (13) 0.15 ppb (2) 10.5 μg/m3 (10) 2.3 μg/m3 (10) 13.0
 
Dec. 2, 2020, 5 p.m. N/A 9.2 ppb (9) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 9.0 ppb (9) 0.16 ppb (3) 9.2 μg/m3 (9) 1.9 μg/m3 (8) 15.0
 
Dec. 2, 2020, 4 p.m. N/A 15.7 ppb (15) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 4.0 ppb (4) 0.18 ppb (3) 13.2 μg/m3 (13) 2.4 μg/m3 (10) 17.0
 
Dec. 2, 2020, 3 p.m. N/A 14.6 ppb (14) N/A 23.0 ppb (22) N/A 0.0 ppb (0) 1.0 ppb (1) 0.17 ppb (3) 13.1 μg/m3 (13) 2.6 μg/m3 (11) 22.0
 
Dec. 2, 2020, 2 p.m. N/A 1.9 ppb (2) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (5) 0.16 ppb (3) 12.7 μg/m3 (12) 3.7 μg/m3 (16) 16.0
 
Dec. 2, 2020, 1 p.m. N/A 1.1 ppb (2) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 9.0 ppb (9) 0.17 ppb (3) 12.7 μg/m3 (12) 3.1 μg/m3 (13) 13.0
 
Dec. 2, 2020, noon N/A 0.8 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 9.0 ppb (9) 0.15 ppb (2) 7.8 μg/m3 (8) 2.8 μg/m3 (12) 12.0
 
Dec. 2, 2020, 11 a.m. N/A 0.8 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 11.0 ppb (11) 0.14 ppb (2) 6.3 μg/m3 (6) 2.3 μg/m3 (10) 11.0
 
Dec. 2, 2020, 10 a.m. N/A 1.3 ppb (2) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 10.0 ppb (10) 0.13 ppb (2) 7.0 μg/m3 (7) 2.8 μg/m3 (12) 12.0
 
Dec. 2, 2020, 9 a.m. N/A 0.8 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (11) 0.12 ppb (2) 7.1 μg/m3 (7) 2.8 μg/m3 (12) 12.0
 
Dec. 2, 2020, 8 a.m. N/A 0.8 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 12.0 ppb (12) 0.12 ppb (2) 5.8 μg/m3 (6) 2.0 μg/m3 (9) 12.0
 
Dec. 2, 2020, 7 a.m. N/A 1.2 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (11) 0.12 ppb (2) 5.4 μg/m3 (5) 1.6 μg/m3 (7) 11.0
 
Dec. 2, 2020, 6 a.m. N/A 2.0 ppb (2) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 10.0 ppb (10) 0.14 ppb (2) 9.8 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Dec. 2, 2020, 5 a.m. N/A 1.3 ppb (2) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 7.0 ppb (7) 0.17 ppb (3) 15.8 μg/m3 (15) 19.9 μg/m3 (68) 68.0
 
Dec. 2, 2020, 4 a.m. N/A 2.7 ppb (3) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 6.0 ppb (6) 0.17 ppb (3) 8.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
Dec. 2, 2020, 3 a.m. N/A 3.3 ppb (4) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 3.0 ppb (3) 0.2 ppb (3) 11.6 μg/m3 (11) 6.7 μg/m3 (28) 28.0
 
Dec. 2, 2020, 2 a.m. N/A 4.0 ppb (4) N/A 16.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (3) 0.19 ppb (3) 13.3 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Dec. 2, 2020, 1 a.m. N/A 5.2 ppb (5) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 3.0 ppb (3) 0.21 ppb (3) 16.2 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
Dec. 2, 2020, midnight N/A 2.0 ppb (2) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 6.0 ppb (6) 0.19 ppb (3) 16.1 μg/m3 (15) 7.2 μg/m3 (31) 31.0
 
Dec. 1, 2020, 11 p.m. N/A 1.5 ppb (2) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 15.0 ppb (14) 0.16 ppb (3) 9.0 μg/m3 (9) 5.6 μg/m3 (24) 24.0
 
Dec. 1, 2020, 10 p.m. N/A 3.5 ppb (4) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 15.0 ppb (14) 0.14 ppb (2) 9.0 μg/m3 (9) 5.3 μg/m3 (23) 23.0
 
Dec. 1, 2020, 9 p.m. N/A 4.1 ppb (4) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 16.0 ppb (15) 0.12 ppb (2) 8.6 μg/m3 (8) 4.4 μg/m3 (19) 19.0
 
Dec. 1, 2020, 8 p.m. N/A 11.4 ppb (11) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 14.0 ppb (13) 0.1 ppb (2) 10.0 μg/m3 (10) 2.6 μg/m3 (11) 13.0
 
Dec. 1, 2020, 7 p.m. N/A 6.2 ppb (6) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 11.0 ppb (11) 0.11 ppb (2) 8.5 μg/m3 (8) 2.5 μg/m3 (11) 11.0
 
Dec. 1, 2020, 6 p.m. N/A 9.4 ppb (9) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 7.0 ppb (7) 0.13 ppb (2) 8.2 μg/m3 (8) 2.2 μg/m3 (10) 10.0
 
Dec. 1, 2020, 5 p.m. N/A 18.0 ppb (17) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 3.0 ppb (3) 0.18 ppb (3) 13.4 μg/m3 (13) 2.3 μg/m3 (10) 17.0
 
Dec. 1, 2020, 4 p.m. N/A 20.2 ppb (20) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 1.0 ppb (1) 0.2 ppb (3) 15.2 μg/m3 (15) 2.0 μg/m3 (9) 20.0
 
Dec. 1, 2020, 3 p.m. N/A 22.6 ppb (22) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 0.0 ppb (0) 0.21 ppb (3) 14.6 μg/m3 (14) 1.9 μg/m3 (8) 22.0
 
Dec. 1, 2020, 2 p.m. N/A 12.9 ppb (13) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 0.0 ppb (0) 0.19 ppb (3) 11.4 μg/m3 (11) 1.6 μg/m3 (7) 15.0
 
Dec. 1, 2020, 1 p.m. N/A 11.1 ppb (11) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 3.0 ppb (3) 0.16 ppb (3) 12.6 μg/m3 (12) 1.4 μg/m3 (6) 14.0
 
Dec. 1, 2020, noon N/A 2.2 ppb (3) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 4.0 ppb (4) 0.15 ppb (2) 12.0 μg/m3 (12) 1.6 μg/m3 (7) 12.0
 
Dec. 1, 2020, 11 a.m. N/A 1.4 ppb (2) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 7.0 ppb (7) 0.14 ppb (2) 10.9 μg/m3 (11) 1.8 μg/m3 (8) 11.0
 
Dec. 1, 2020, 10 a.m. N/A 1.8 ppb (2) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 5.0 ppb (5) 0.16 ppb (3) 14.4 μg/m3 (14) 3.1 μg/m3 (13) 14.0
 
Dec. 1, 2020, 9 a.m. N/A 1.1 ppb (2) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 7.0 ppb (7) 0.17 ppb (3) 13.4 μg/m3 (13) 3.6 μg/m3 (16) 16.0
 
Dec. 1, 2020, 8 a.m. N/A 0.3 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 18.0 ppb (17) 0.14 ppb (2) 15.5 μg/m3 (15) 4.3 μg/m3 (18) 18.0
 
Dec. 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (10) N/A 10.0
 
Dec. 1, 2020, 6 a.m. N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (23) 0.14 ppb (2) 12.6 μg/m3 (12) 4.6 μg/m3 (20) 23.0
 
Dec. 1, 2020, 5 a.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (22) 0.14 ppb (2) 15.9 μg/m3 (15) 6.2 μg/m3 (26) 26.0
 
Dec. 1, 2020, 4 a.m. N/A 0.8 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (23) 0.15 ppb (2) 18.1 μg/m3 (17) 4.8 μg/m3 (20) 23.0
 
Dec. 1, 2020, 3 a.m. N/A 0.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (24) 0.13 ppb (2) 16.3 μg/m3 (16) 4.3 μg/m3 (18) 24.0
 
Dec. 1, 2020, 2 a.m. N/A 0.5 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (22) 0.14 ppb (2) 14.7 μg/m3 (14) 4.0 μg/m3 (17) 22.0
 
Dec. 1, 2020, 1 a.m. N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) 0.13 ppb (2) 10.7 μg/m3 (10) 2.9 μg/m3 (13) 25.0
 
Dec. 1, 2020, midnight N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) 0.13 ppb (2) 8.0 μg/m3 (8) 1.2 μg/m3 (5) 27.0
 
Nov. 30, 2020, 11 p.m. N/A 0.6 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (26) 0.12 ppb (2) 10.8 μg/m3 (10) 1.3 μg/m3 (6) 26.0
 
Nov. 30, 2020, 10 p.m. N/A 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (28) 0.11 ppb (2) 10.2 μg/m3 (10) 1.4 μg/m3 (6) 28.0
 
Nov. 30, 2020, 9 p.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (28) 0.12 ppb (2) 13.1 μg/m3 (13) 2.9 μg/m3 (13) 28.0
 
Nov. 30, 2020, 8 p.m. N/A 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.09 ppb (2) 8.7 μg/m3 (9) 0.8 μg/m3 (4) 31.0
 
Nov. 30, 2020, 7 p.m. N/A 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) 0.09 ppb (2) 11.3 μg/m3 (11) 1.3 μg/m3 (6) 32.0
 
Nov. 30, 2020, 6 p.m. N/A 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) 0.09 ppb (2) 11.6 μg/m3 (11) 1.3 μg/m3 (6) 30.0
 
Nov. 30, 2020, 5 p.m. N/A 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.09 ppb (2) 15.7 μg/m3 (15) 3.4 μg/m3 (15) 31.0
 
Nov. 30, 2020, 4 p.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) 0.09 ppb (2) 6.5 μg/m3 (7) 0.7 μg/m3 (3) 29.0
 
Nov. 30, 2020, 3 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.09 ppb (2) 4.8 μg/m3 (5) 0.1 μg/m3 (1) 29.0
 
Nov. 30, 2020, 2 p.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) 0.1 ppb (2) 4.3 μg/m3 (4) 0.4 μg/m3 (2) 31.0
 
Nov. 30, 2020, 1 p.m. N/A 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) 0.11 ppb (2) 3.9 μg/m3 (4) 0.7 μg/m3 (3) 29.0
 
Nov. 30, 2020, noon N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.11 ppb (2) 4.6 μg/m3 (5) 1.1 μg/m3 (5) 30.0
 
Nov. 30, 2020, 11 a.m. N/A 0.6 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (25) 0.12 ppb (2) 4.7 μg/m3 (5) 1.3 μg/m3 (6) 25.0
 
Nov. 30, 2020, 10 a.m. N/A 0.3 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 17.0 ppb (16) 0.11 ppb (2) 6.3 μg/m3 (6) 1.2 μg/m3 (5) 16.0
 
Nov. 30, 2020, 9 a.m. N/A 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (18) 0.1 ppb (2) 2.9 μg/m3 (3) 1.0 μg/m3 (5) 18.0
 
Nov. 30, 2020, 8 a.m. N/A 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (20) 0.1 ppb (2) 2.7 μg/m3 (3) 2.0 μg/m3 (9) 20.0
 
Nov. 30, 2020, 7 a.m. N/A 0.5 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 18.0 ppb (17) 0.11 ppb (2) 2.5 μg/m3 (3) 1.3 μg/m3 (6) 17.0
 
Nov. 30, 2020, 6 a.m. N/A 0.6 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (14) 0.12 ppb (2) 6.6 μg/m3 (7) 2.4 μg/m3 (10) 14.0
 
Nov. 30, 2020, 5 a.m. N/A 0.4 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.11 ppb (2) 2.3 μg/m3 (3) 1.4 μg/m3 (6) 18.0
 
Nov. 30, 2020, 4 a.m. N/A 0.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (19) 0.1 ppb (2) 2.3 μg/m3 (3) 1.1 μg/m3 (5) 19.0
 
Nov. 30, 2020, 3 a.m. N/A 0.7 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (19) 0.11 ppb (2) 2.4 μg/m3 (3) 1.5 μg/m3 (7) 19.0
 
Nov. 30, 2020, 2 a.m. N/A 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (21) 0.12 ppb (2) 2.2 μg/m3 (3) 2.9 μg/m3 (13) 21.0
 
Nov. 30, 2020, 1 a.m. N/A 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 21.0 ppb (20) 0.16 ppb (3) 16.5 μg/m3 (16) 7.7 μg/m3 (33) 33.0
 
Nov. 30, 2020, midnight N/A 1.2 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (22) 0.18 ppb (3) 38.0 μg/m3 (36) 21.2 μg/m3 (71) 71.0
 
Nov. 29, 2020, 11 p.m. N/A 2.2 ppb (3) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 21.0 ppb (20) 0.2 ppb (3) 80.2 μg/m3 (64) 50.4 μg/m3 (138) 138.0
 
Nov. 29, 2020, 10 p.m. N/A 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 22.0 ppb (21) 0.12 ppb (2) 8.0 μg/m3 (8) 10.9 μg/m3 (46) 46.0
 
Nov. 29, 2020, 9 p.m. N/A 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (21) 0.1 ppb (2) 4.0 μg/m3 (4) 0.5 μg/m3 (3) 21.0
 
Nov. 29, 2020, 8 p.m. N/A 1.7 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (22) 0.1 ppb (2) 2.8 μg/m3 (3) 0.4 μg/m3 (2) 22.0
 
Nov. 29, 2020, 7 p.m. N/A 1.6 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (20) 0.1 ppb (2) 2.5 μg/m3 (3) 0.4 μg/m3 (2) 20.0
 
Nov. 29, 2020, 6 p.m. N/A 2.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) 0.1 ppb (2) 3.6 μg/m3 (4) 0.5 μg/m3 (3) 18.0
 
Nov. 29, 2020, 5 p.m. N/A 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 17.0 ppb (16) 0.11 ppb (2) 3.0 μg/m3 (3) 0.4 μg/m3 (2) 16.0
 
Nov. 29, 2020, 4 p.m. N/A 0.9 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 16.0 ppb (15) 0.11 ppb (2) 4.0 μg/m3 (4) 0.3 μg/m3 (2) 15.0
 
Nov. 29, 2020, 3 p.m. N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (16) 0.1 ppb (2) 3.2 μg/m3 (3) 0.3 μg/m3 (2) 16.0
 
Nov. 29, 2020, 2 p.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 15.0 ppb (14) 0.1 ppb (2) 3.9 μg/m3 (4) 0.4 μg/m3 (2) 14.0
 
Nov. 29, 2020, 1 p.m. N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 14.0 ppb (13) 0.09 ppb (2) 4.5 μg/m3 (5) 0.5 μg/m3 (3) 13.0
 
Nov. 29, 2020, noon N/A 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 12.0 ppb (12) 0.1 ppb (2) 6.4 μg/m3 (6) 0.6 μg/m3 (3) 12.0
 
Nov. 29, 2020, 11 a.m. N/A 0.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 13.0 ppb (13) 0.09 ppb (2) 3.3 μg/m3 (4) 0.5 μg/m3 (3) 13.0
 
Nov. 29, 2020, 10 a.m. N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 13.0 ppb (13) 0.1 ppb (2) 5.0 μg/m3 (5) 0.7 μg/m3 (3) 13.0
 
Nov. 29, 2020, 9 a.m. N/A 0.5 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 10.0 ppb (10) 0.11 ppb (2) 4.9 μg/m3 (5) 0.9 μg/m3 (4) 10.0
 
Nov. 29, 2020, 8 a.m. N/A 0.9 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 11.0 ppb (11) 0.11 ppb (2) 5.8 μg/m3 (6) 0.9 μg/m3 (4) 11.0
 
Nov. 29, 2020, 7 a.m. N/A 0.9 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 8.0 ppb (8) 0.12 ppb (2) 7.9 μg/m3 (8) 1.6 μg/m3 (7) 8.0
 
Nov. 29, 2020, 6 a.m. N/A 2.0 ppb (2) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 6.0 ppb (6) 0.17 ppb (3) 12.8 μg/m3 (12) 3.1 μg/m3 (13) 13.0
 
Nov. 29, 2020, 5 a.m. N/A 2.1 ppb (2) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 5.0 ppb (5) 0.18 ppb (3) 14.4 μg/m3 (14) 3.7 μg/m3 (16) 16.0
 
Nov. 29, 2020, 4 a.m. N/A 2.2 ppb (3) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 7.0 ppb (7) 0.18 ppb (3) 11.4 μg/m3 (11) 2.6 μg/m3 (11) 12.0
 
Nov. 29, 2020, 3 a.m. N/A 4.2 ppb (4) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 3.0 ppb (3) 0.23 ppb (3) 17.3 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Nov. 29, 2020, 2 a.m. N/A 5.3 ppb (5) N/A 16.0 ppb (16) N/A 0.0 ppb (0) 8.0 ppb (8) 0.24 ppb (3) 21.4 μg/m3 (20) 8.7 μg/m3 (37) 37.0
 
Nov. 29, 2020, 1 a.m. N/A 0.9 ppb (1) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 14.0 ppb (13) 0.18 ppb (3) 19.6 μg/m3 (19) 7.9 μg/m3 (33) 33.0
 
Nov. 29, 2020, midnight N/A 0.9 ppb (1) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 17.0 ppb (16) 0.14 ppb (2) 16.2 μg/m3 (15) 4.2 μg/m3 (18) 18.0
 
Nov. 28, 2020, 11 p.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) 0.11 ppb (2) 6.6 μg/m3 (7) 1.3 μg/m3 (6) 28.0
 
Nov. 28, 2020, 10 p.m. N/A 0.8 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.1 ppb (2) 5.8 μg/m3 (6) 1.5 μg/m3 (7) 29.0
 
Nov. 28, 2020, 9 p.m. N/A 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) 0.1 ppb (2) 6.5 μg/m3 (7) 1.6 μg/m3 (7) 28.0
 
Nov. 28, 2020, 8 p.m. N/A 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) 0.09 ppb (2) 6.7 μg/m3 (7) 1.7 μg/m3 (8) 27.0
 
Nov. 28, 2020, 7 p.m. N/A 1.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (26) 0.09 ppb (2) 6.0 μg/m3 (6) 1.1 μg/m3 (5) 26.0
 
Nov. 28, 2020, 6 p.m. N/A 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (23) 0.1 ppb (2) 8.2 μg/m3 (8) 1.3 μg/m3 (6) 23.0
 
Nov. 28, 2020, 5 p.m. N/A 1.4 ppb (2) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 16.0 ppb (15) 0.13 ppb (2) 13.3 μg/m3 (13) 1.6 μg/m3 (7) 15.0
 
Nov. 28, 2020, 4 p.m. N/A 1.1 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (14) 0.13 ppb (2) 11.4 μg/m3 (11) 1.6 μg/m3 (7) 14.0
 
Nov. 28, 2020, 3 p.m. N/A 0.5 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 17.0 ppb (16) 0.12 ppb (2) 10.4 μg/m3 (10) 1.4 μg/m3 (6) 16.0
 
Nov. 28, 2020, 2 p.m. N/A 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) 0.12 ppb (2) 9.6 μg/m3 (9) 1.5 μg/m3 (7) 18.0