ID: 2736

AQSQID: CC0050135

Site Name: Caserne 17

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

Updated: Sept. 28, 2020, 2:40 p.m.

Location: Montréal (Dist-Marie-Clarac), N/A

Reporting: True, Located: True

Current AQI: 47.0

Montréal (Dist-Marie-Clarac) N/A, CA: 45.593325, -73.637328

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.39 ppb (4) N/A 11.3 μg/m3 (47) 47.0
 
Sept. 28, 2020, noon N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 0.33 ppb (4) N/A 7.9 μg/m3 (33) 33.0
 
Sept. 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.34 ppb (4) N/A 6.5 μg/m3 (27) 27.0
 
Sept. 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.27 ppb (3) N/A 5.8 μg/m3 (24) 24.0
 
Sept. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 0.17 ppb (2) N/A 5.2 μg/m3 (22) 22.0
 
Sept. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.13 ppb (1) N/A 4.8 μg/m3 (20) 20.0
 
Sept. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.15 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Sept. 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.19 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Sept. 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.14 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Sept. 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.15 ppb (2) N/A 4.2 μg/m3 (18) 18.0
 
Sept. 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.19 ppb (2) N/A 4.5 μg/m3 (19) 19.0
 
Sept. 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.19 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Sept. 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.17 ppb (2) N/A 4.4 μg/m3 (18) 18.0
 
Sept. 28, 2020, midnight N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.18 ppb (2) N/A 4.4 μg/m3 (18) 19.0
 
Sept. 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.18 ppb (2) N/A 5.6 μg/m3 (23) 23.0
 
Sept. 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.22 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
Sept. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.18 ppb (2) N/A 4.5 μg/m3 (19) 22.0
 
Sept. 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.18 ppb (2) N/A 4.1 μg/m3 (17) 23.0
 
Sept. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.17 ppb (2) N/A 4.9 μg/m3 (20) 27.0
 
Sept. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.16 ppb (2) N/A 4.8 μg/m3 (20) 28.0
 
Sept. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.15 ppb (2) N/A 4.1 μg/m3 (17) 27.0
 
Sept. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.16 ppb (2) N/A 3.7 μg/m3 (15) 25.0
 
Sept. 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.16 ppb (2) N/A 3.3 μg/m3 (14) 24.0
 
Sept. 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.15 ppb (2) N/A 3.3 μg/m3 (14) 21.0
 
Sept. 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.16 ppb (2) N/A 3.1 μg/m3 (13) 20.0
 
Sept. 27, 2020, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.16 ppb (2) N/A 3.3 μg/m3 (14) 19.0
 
Sept. 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.16 ppb (2) N/A 3.7 μg/m3 (15) 17.0
 
Sept. 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.16 ppb (2) N/A 3.2 μg/m3 (13) 19.0
 
Sept. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.17 ppb (2) N/A 4.1 μg/m3 (17) 20.0
 
Sept. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.17 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
Sept. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.2 ppb (2) N/A 8.5 μg/m3 (35) 35.0
 
Sept. 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.22 ppb (2) N/A 10.3 μg/m3 (43) 43.0
 
Sept. 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.21 ppb (2) N/A 10.2 μg/m3 (42) 42.0
 
Sept. 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.24 ppb (3) N/A 9.8 μg/m3 (41) 41.0
 
Sept. 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.27 ppb (3) N/A 12.1 μg/m3 (50) 50.0
 
Sept. 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) 0.34 ppb (4) N/A 13.9 μg/m3 (54) 54.0
 
Sept. 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.34 ppb (4) N/A 14.3 μg/m3 (55) 55.0
 
Sept. 27, 2020, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.35 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 26, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.35 ppb (4) N/A 13.7 μg/m3 (54) 54.0
 
Sept. 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.31 ppb (3) N/A 12.1 μg/m3 (50) 50.0
 
Sept. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) 0.32 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
Sept. 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.29 ppb (3) N/A 11.1 μg/m3 (46) 46.0
 
Sept. 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.28 ppb (3) N/A 9.7 μg/m3 (40) 42.0
 
Sept. 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) 0.29 ppb (3) N/A 9.1 μg/m3 (38) 39.0
 
Sept. 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.3 ppb (3) N/A 9.9 μg/m3 (41) 41.0
 
Sept. 26, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.35 ppb (4) N/A 12.9 μg/m3 (52) 52.0
 
Sept. 26, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.33 ppb (4) N/A 14.6 μg/m3 (56) 56.0
 
Sept. 26, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.31 ppb (3) N/A 13.9 μg/m3 (54) 54.0
 
Sept. 26, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.27 ppb (3) N/A 11.3 μg/m3 (47) 47.0
 
Sept. 26, 2020, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.24 ppb (3) N/A 9.7 μg/m3 (40) 40.0
 
Sept. 26, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 0.23 ppb (3) N/A 9.4 μg/m3 (39) 39.0
 
Sept. 26, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 0.23 ppb (3) N/A 10.4 μg/m3 (43) 43.0
 
Sept. 26, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.2 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 26, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.22 ppb (2) N/A 11.2 μg/m3 (47) 47.0
 
Sept. 26, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.24 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
Sept. 26, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.26 ppb (3) N/A 10.8 μg/m3 (45) 45.0
 
Sept. 26, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.3 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
Sept. 26, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.29 ppb (3) N/A 9.9 μg/m3 (41) 41.0
 
Sept. 26, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.28 ppb (3) N/A 10.9 μg/m3 (45) 45.0
 
Sept. 26, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.3 ppb (3) N/A 11.1 μg/m3 (46) 46.0
 
Sept. 26, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.3 ppb (3) N/A 13.1 μg/m3 (52) 52.0
 
Sept. 26, 2020, midnight N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.35 ppb (4) N/A 31.3 μg/m3 (91) 91.0
 
Sept. 25, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.26 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 25, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.22 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
Sept. 25, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) 0.18 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 25, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.17 ppb (2) N/A 3.0 μg/m3 (12) 16.0
 
Sept. 25, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.16 ppb (2) N/A 3.1 μg/m3 (13) 16.0
 
Sept. 25, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.17 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
Sept. 25, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.17 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Sept. 25, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.19 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
Sept. 25, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.2 ppb (2) N/A 4.2 μg/m3 (18) 18.0
 
Sept. 25, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.21 ppb (2) N/A 3.9 μg/m3 (16) 16.0
 
Sept. 25, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 0.22 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Sept. 25, 2020, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.22 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
Sept. 25, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.19 ppb (2) N/A 3.7 μg/m3 (15) 15.0
 
Sept. 25, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 0.16 ppb (2) N/A 4.2 μg/m3 (18) 18.0
 
Sept. 25, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.13 ppb (1) N/A 3.2 μg/m3 (13) 13.0
 
Sept. 25, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.13 ppb (1) N/A 4.1 μg/m3 (17) 17.0
 
Sept. 25, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.14 ppb (2) N/A 4.2 μg/m3 (18) 18.0
 
Sept. 25, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.15 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Sept. 25, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.18 ppb (2) N/A 5.5 μg/m3 (23) 23.0
 
Sept. 25, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.19 ppb (2) N/A 4.5 μg/m3 (19) 19.0
 
Sept. 25, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 0.18 ppb (2) N/A 3.5 μg/m3 (15) 15.0
 
Sept. 25, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.21 ppb (2) N/A 4.5 μg/m3 (19) 19.0
 
Sept. 25, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.22 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Sept. 25, 2020, midnight N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.27 ppb (3) N/A 4.4 μg/m3 (18) 18.0
 
Sept. 24, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 0.28 ppb (3) N/A 7.5 μg/m3 (31) 31.0
 
Sept. 24, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.26 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 24, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.27 ppb (3) N/A 5.2 μg/m3 (22) 22.0
 
Sept. 24, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.26 ppb (3) N/A 4.8 μg/m3 (20) 20.0
 
Sept. 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.28 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Sept. 24, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.3 ppb (3) N/A 9.9 μg/m3 (41) 41.0
 
Sept. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.31 ppb (3) N/A 10.9 μg/m3 (45) 45.0
 
Sept. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.29 ppb (3) N/A 11.2 μg/m3 (47) 47.0
 
Sept. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.29 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
Sept. 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.3 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
Sept. 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.32 ppb (4) N/A 12.2 μg/m3 (50) 50.0
 
Sept. 24, 2020, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.34 ppb (4) N/A 11.8 μg/m3 (49) 49.0
 
Sept. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.34 ppb (4) N/A 11.8 μg/m3 (49) 49.0
 
Sept. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.32 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.28 ppb (3) N/A 10.5 μg/m3 (44) 44.0
 
Sept. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.26 ppb (3) N/A 10.1 μg/m3 (42) 42.0
 
Sept. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.27 ppb (3) N/A 9.3 μg/m3 (39) 39.0
 
Sept. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.3 ppb (3) N/A 8.8 μg/m3 (37) 37.0
 
Sept. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.32 ppb (4) N/A 9.4 μg/m3 (39) 39.0
 
Sept. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.33 ppb (4) N/A 9.4 μg/m3 (39) 39.0
 
Sept. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.33 ppb (4) N/A 10.5 μg/m3 (44) 44.0
 
Sept. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) 0.3 ppb (3) N/A 9.6 μg/m3 (40) 40.0
 
Sept. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.3 ppb (3) N/A 9.7 μg/m3 (40) 40.0
 
Sept. 24, 2020, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.31 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.32 ppb (4) N/A 9.6 μg/m3 (40) 40.0
 
Sept. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.36 ppb (4) N/A 10.2 μg/m3 (42) 42.0
 
Sept. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.3 ppb (3) N/A 7.7 μg/m3 (32) 32.0
 
Sept. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.3 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Sept. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.23 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Sept. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.21 ppb (2) N/A 9.5 μg/m3 (40) 40.0
 
Sept. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.21 ppb (2) N/A 8.4 μg/m3 (35) 35.0
 
Sept. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.2 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.2 ppb (2) N/A 7.6 μg/m3 (32) 32.0
 
Sept. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.2 ppb (2) N/A 7.6 μg/m3 (32) 32.0
 
Sept. 23, 2020, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.23 ppb (3) N/A 8.1 μg/m3 (34) 34.0
 
Sept. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.25 ppb (3) N/A 8.7 μg/m3 (36) 36.0
 
Sept. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.21 ppb (2) N/A 8.6 μg/m3 (36) 36.0
 
Sept. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.18 ppb (2) N/A 8.4 μg/m3 (35) 35.0
 
Sept. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.15 ppb (2) N/A 7.9 μg/m3 (33) 33.0
 
Sept. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) 0.16 ppb (2) N/A 7.8 μg/m3 (32) 32.0
 
Sept. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.16 ppb (2) N/A 7.8 μg/m3 (32) 32.0
 
Sept. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.18 ppb (2) N/A 8.2 μg/m3 (34) 34.0
 
Sept. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.2 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
Sept. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.21 ppb (2) N/A 9.2 μg/m3 (38) 38.0
 
Sept. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.19 ppb (2) N/A 6.6 μg/m3 (28) 28.0
 
Sept. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.2 ppb (2) N/A 6.6 μg/m3 (28) 28.0
 
Sept. 23, 2020, midnight N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.21 ppb (2) N/A 7.6 μg/m3 (32) 32.0
 
Sept. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.22 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
Sept. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 0.22 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.2 ppb (2) N/A 4.7 μg/m3 (20) 22.0
 
Sept. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.22 ppb (2) N/A 4.1 μg/m3 (17) 25.0
 
Sept. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.18 ppb (2) N/A 3.8 μg/m3 (16) 25.0
 
Sept. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.17 ppb (2) N/A 4.0 μg/m3 (17) 24.0
 
Sept. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 22.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.21 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.24 ppb (3) N/A 10.2 μg/m3 (42) 42.0
 
Sept. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.27 ppb (3) N/A 10.9 μg/m3 (45) 45.0
 
Sept. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.25 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
Sept. 22, 2020, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.32 ppb (4) N/A 14.6 μg/m3 (56) 56.0
 
Sept. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.43 ppb (5) N/A 24.2 μg/m3 (76) 76.0
 
Sept. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.35 ppb (4) N/A 30.8 μg/m3 (90) 90.0
 
Sept. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.26 ppb (3) N/A 15.4 μg/m3 (57) 57.0
 
Sept. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.26 ppb (3) N/A 12.8 μg/m3 (52) 52.0
 
Sept. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.32 ppb (4) N/A 13.4 μg/m3 (53) 53.0
 
Sept. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.35 ppb (4) N/A 15.4 μg/m3 (57) 57.0
 
Sept. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.32 ppb (4) N/A 15.2 μg/m3 (57) 57.0
 
Sept. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.44 ppb (5) N/A 16.5 μg/m3 (60) 60.0
 
Sept. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.65 ppb (7) N/A 22.2 μg/m3 (72) 72.0
 
Sept. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.64 ppb (7) N/A 21.9 μg/m3 (71) 71.0
 
Sept. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.5 ppb (6) N/A 16.5 μg/m3 (60) 60.0
 
Sept. 22, 2020, midnight N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.43 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.32 ppb (4) N/A 9.7 μg/m3 (40) 40.0
 
Sept. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.21 ppb (2) N/A 4.4 μg/m3 (18) 18.0
 
Sept. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.2 ppb (2) N/A 3.5 μg/m3 (15) 16.0
 
Sept. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.18 ppb (2) N/A 3.6 μg/m3 (15) 18.0
 
Sept. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.18 ppb (2) N/A 3.8 μg/m3 (16) 18.0
 
Sept. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) 0.19 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Sept. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.22 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
Sept. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.3 ppb (3) N/A 11.2 μg/m3 (47) 47.0
 
Sept. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.31 ppb (3) N/A 10.5 μg/m3 (44) 44.0
 
Sept. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 0.37 ppb (4) N/A 14.6 μg/m3 (56) 56.0