ID: 1308

AQSQID: 000091801

Site Name: Fort Chipewyan

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

Updated: Sept. 18, 2020, 2:40 p.m.

Location: Regional Municipality Of Wood Buffalo (Fraser St), CC

Reporting: True, Located: True

Current AQI: 17.0

Regional Municipality Of Wood Buffalo (Fraser St) CC, CA: 58.7083, -111.1764

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 3.6 μg/m3 (15) 17.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.4 μg/m3 (14) 19.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (14) 14.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.3 μg/m3 (14) 19.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.0 μg/m3 (12) 18.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 2.3 μg/m3 (10) 19.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.0 μg/m3 (8) 20.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 1.8 μg/m3 (8) 23.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.8 μg/m3 (8) 24.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.1 μg/m3 (9) 23.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.2 μg/m3 (9) 23.0
 
Sept. 18, 2020, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 2.1 μg/m3 (9) 24.0
 
Sept. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.7 μg/m3 (7) 24.0
 
Sept. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 1.6 μg/m3 (7) 23.0
 
Sept. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.6 μg/m3 (7) 24.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.6 μg/m3 (7) 24.0
 
Sept. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.5 μg/m3 (6) 24.0
 
Sept. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 1.4 μg/m3 (6) 25.0
 
Sept. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.6 μg/m3 (7) 24.0
 
Sept. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.5 μg/m3 (6) 24.0
 
Sept. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 1.8 μg/m3 (8) 22.0
 
Sept. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 1.9 μg/m3 (8) 16.0
 
Sept. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 1.8 μg/m3 (8) 12.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.7 μg/m3 (7) 14.0
 
Sept. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 1.7 μg/m3 (7) 15.0
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.1 μg/m3 (13) 18.0
 
Sept. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.0 μg/m3 (8) 20.0
 
Sept. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
Sept. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 1.9 μg/m3 (8) 25.0
 
Sept. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
Sept. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
Sept. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.1 μg/m3 (9) 25.0
 
Sept. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.1 μg/m3 (9) 22.0
 
Sept. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.4 μg/m3 (10) 22.0
 
Sept. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.5 μg/m3 (10) 22.0
 
Sept. 17, 2020, midnight N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 2.9 μg/m3 (12) 21.0
 
Sept. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.0 μg/m3 (12) 20.0
 
Sept. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 3.2 μg/m3 (13) 18.0
 
Sept. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 2.8 μg/m3 (12) 18.0
 
Sept. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 3.0 μg/m3 (12) 16.0
 
Sept. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 3.3 μg/m3 (14) 16.0
 
Sept. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 3.1 μg/m3 (13) 15.0
 
Sept. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 3.9 μg/m3 (16) 16.0
 
Sept. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 2.5 μg/m3 (10) 16.0
 
Sept. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 2.2 μg/m3 (9) 16.0
 
Sept. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 1.7 μg/m3 (7) 15.0
 
Sept. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 1.3 μg/m3 (5) 16.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 1.2 μg/m3 (5) 18.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 1.1 μg/m3 (5) 20.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 1.1 μg/m3 (5) 21.0
 
Sept. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 1.0 μg/m3 (4) 20.0
 
Sept. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 1.3 μg/m3 (5) 19.0
 
Sept. 16, 2020, 7 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. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 1.4 μg/m3 (6) 21.0
 
Sept. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 1.0 μg/m3 (4) 22.0
 
Sept. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 1.0 μg/m3 (4) 22.0
 
Sept. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 1.0 μg/m3 (4) 22.0
 
Sept. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 1.2 μg/m3 (5) 22.0
 
Sept. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 1.5 μg/m3 (6) 22.0
 
Sept. 16, 2020, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 0.9 μg/m3 (4) 23.0
 
Sept. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.1 μg/m3 (5) 24.0
 
Sept. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.1 μg/m3 (5) 24.0
 
Sept. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.1 μg/m3 (5) 24.0
 
Sept. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.1 μg/m3 (5) 24.0
 
Sept. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 1.0 μg/m3 (4) 23.0
 
Sept. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 0.8 μg/m3 (3) 22.0
 
Sept. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 0.8 μg/m3 (3) 21.0
 
Sept. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 0.8 μg/m3 (3) 19.0
 
Sept. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 1.3 μg/m3 (5) 18.0
 
Sept. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.3 μg/m3 (5) 14.0
 
Sept. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 1.2 μg/m3 (5) 13.0
 
Sept. 15, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (5) 5.0
 
Sept. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 1.2 μg/m3 (5) 13.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.1 μg/m3 (5) 14.0
 
Sept. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.1 μg/m3 (5) 14.0
 
Sept. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.5 μg/m3 (6) 14.0
 
Sept. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 3.1 μg/m3 (13) 13.0
 
Sept. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 3.8 μg/m3 (16) 16.0
 
Sept. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 1.7 μg/m3 (7) 15.0
 
Sept. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 1.1 μg/m3 (5) 17.0
 
Sept. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 1.2 μg/m3 (5) 18.0
 
Sept. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 1.3 μg/m3 (5) 19.0
 
Sept. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 1.2 μg/m3 (5) 22.0
 
Sept. 15, 2020, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 1.3 μg/m3 (5) 22.0
 
Sept. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 1.3 μg/m3 (5) 23.0
 
Sept. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 1.4 μg/m3 (6) 23.0
 
Sept. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.4 μg/m3 (6) 24.0
 
Sept. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 1.3 μg/m3 (5) 23.0
 
Sept. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 1.3 μg/m3 (5) 23.0
 
Sept. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 1.3 μg/m3 (5) 22.0
 
Sept. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 1.3 μg/m3 (5) 21.0
 
Sept. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 1.6 μg/m3 (7) 20.0
 
Sept. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 1.8 μg/m3 (8) 17.0
 
Sept. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 1.7 μg/m3 (7) 15.0
 
Sept. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.6 μg/m3 (7) 14.0
 
Sept. 14, 2020, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 1.7 μg/m3 (7) 12.0
 
Sept. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (6) 6.0
 
Sept. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 1.3 μg/m3 (5) 11.0
 
Sept. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 1.1 μg/m3 (5) 12.0
 
Sept. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 0.9 μg/m3 (4) 12.0
 
Sept. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 0.9 μg/m3 (4) 13.0
 
Sept. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 0.7 μg/m3 (3) 14.0
 
Sept. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 0.6 μg/m3 (2) 12.0
 
Sept. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 0.6 μg/m3 (2) 13.0
 
Sept. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 0.5 μg/m3 (2) 13.0
 
Sept. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 0.6 μg/m3 (2) 13.0
 
Sept. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.5 μg/m3 (2) 15.0
 
Sept. 14, 2020, midnight N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 0.4 μg/m3 (2) 15.0
 
Sept. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 0.5 μg/m3 (2) 16.0
 
Sept. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.4 μg/m3 (2) 15.0
 
Sept. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.5 μg/m3 (2) 15.0
 
Sept. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.5 μg/m3 (2) 15.0
 
Sept. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 0.5 μg/m3 (2) 16.0
 
Sept. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 0.5 μg/m3 (2) 18.0
 
Sept. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.0 μg/m3 (4) 14.0
 
Sept. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 1.0 μg/m3 (4) 13.0
 
Sept. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 2.0 μg/m3 (8) 11.0
 
Sept. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 2.1 μg/m3 (9) 10.0
 
Sept. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 2.1 μg/m3 (9) 12.0
 
Sept. 13, 2020, noon N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 1.7 μg/m3 (7) 13.0
 
Sept. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 1.5 μg/m3 (6) 15.0
 
Sept. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
Sept. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 1.4 μg/m3 (6) 15.0
 
Sept. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.7 μg/m3 (7) 14.0
 
Sept. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 1.9 μg/m3 (8) 12.0
 
Sept. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 2.8 μg/m3 (12) 13.0
 
Sept. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 2.0 μg/m3 (8) 15.0
 
Sept. 13, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 1.8 μg/m3 (8) 15.0
 
Sept. 13, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 3.0 μg/m3 (12) 15.0
 
Sept. 13, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 1.7 μg/m3 (7) 17.0
 
Sept. 13, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 1.2 μg/m3 (5) 17.0
 
Sept. 13, 2020, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 1.1 μg/m3 (5) 17.0
 
Sept. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 0.9 μg/m3 (4) 18.0
 
Sept. 12, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 0.7 μg/m3 (3) 17.0
 
Sept. 12, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.7 μg/m3 (3) 15.0
 
Sept. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 0.9 μg/m3 (4) 14.0
 
Sept. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 0.9 μg/m3 (4) 13.0
 
Sept. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 1.0 μg/m3 (4) 13.0
 
Sept. 12, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.0 μg/m3 (4) 14.0
 
Sept. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.1 μg/m3 (5) 14.0
 
Sept. 12, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.1 μg/m3 (5) 14.0
 
Sept. 12, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 0.6 μg/m3 (2) 12.0
 
Sept. 12, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 0.6 μg/m3 (2) 12.0
 
Sept. 12, 2020, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 0.5 μg/m3 (2) 12.0
 
Sept. 12, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 0.6 μg/m3 (2) 12.0
 
Sept. 12, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.9 μg/m3 (4) 15.0
 
Sept. 12, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.1 μg/m3 (5) 5.0
 
Sept. 12, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 1.2 μg/m3 (5) 17.0
 
Sept. 12, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 0.8 μg/m3 (3) 18.0
 
Sept. 12, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 0.7 μg/m3 (3) 19.0
 
Sept. 12, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 0.6 μg/m3 (2) 18.0
 
Sept. 12, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 0.6 μg/m3 (2) 18.0
 
Sept. 12, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 0.7 μg/m3 (3) 18.0
 
Sept. 12, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 0.6 μg/m3 (2) 18.0
 
Sept. 12, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 0.7 μg/m3 (3) 18.0
 
Sept. 12, 2020, midnight N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 0.8 μg/m3 (3) 16.0
 
Sept. 11, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 0.7 μg/m3 (3) 15.0
 
Sept. 11, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 0.6 μg/m3 (2) 16.0
 
Sept. 11, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 0.6 μg/m3 (2) 15.0
 
Sept. 11, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 0.8 μg/m3 (3) 13.0
 
Sept. 11, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 1.8 μg/m3 (8) 11.0
 
Sept. 11, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 2.4 μg/m3 (10) 10.0
 
Sept. 11, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 3.2 μg/m3 (13) 13.0
 
Sept. 11, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 3.3 μg/m3 (14) 14.0
 
Sept. 11, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 2.9 μg/m3 (12) 12.0
 
Sept. 11, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 4.2 μg/m3 (18) 18.0
 
Sept. 11, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 3.6 μg/m3 (15) 15.0
 
Sept. 11, 2020, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 3.2 μg/m3 (13) 13.0