ID: 2732

AQSQID: CC0050129

Site Name: RiviŠRe-Des-Prairies

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

Updated: Dec. 4, 2020, 7:42 p.m.

Location: Montréal (St François), N/A

Reporting: True, Located: True

Current AQI: 38.0

Montréal (St François) N/A, CA: 45.651722, -73.573896

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 4, 2020, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 20.0 ppb (19) 0.2 ppb (3) N/A 9.1 μg/m3 (38) 38.0
 
Dec. 4, 2020, 5 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.21 ppb (3) N/A 7.8 μg/m3 (33) 33.0
 
Dec. 4, 2020, 4 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.21 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Dec. 4, 2020, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 21.0 ppb (20) 0.18 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Dec. 4, 2020, 2 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 18.0 ppb (17) 0.2 ppb (3) N/A 8.2 μg/m3 (35) 35.0
 
Dec. 4, 2020, 1 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 17.0 ppb (16) 0.2 ppb (3) N/A 7.5 μg/m3 (32) 32.0
 
Dec. 4, 2020, noon N/A N/A N/A 10.0 ppb (10) N/A N/A 20.0 ppb (19) 0.19 ppb (3) N/A 6.5 μg/m3 (28) 28.0
 
Dec. 4, 2020, 11 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 22.0 ppb (21) 0.18 ppb (3) N/A 5.6 μg/m3 (24) 24.0
 
Dec. 4, 2020, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 24.0 ppb (23) 0.18 ppb (3) N/A 5.2 μg/m3 (22) 23.0
 
Dec. 4, 2020, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 27.0 ppb (25) 0.17 ppb (3) N/A 4.7 μg/m3 (20) 25.0
 
Dec. 4, 2020, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 26.0 ppb (25) 0.17 ppb (3) N/A 5.2 μg/m3 (22) 25.0
 
Dec. 4, 2020, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 22.0 ppb (21) 0.18 ppb (3) N/A 8.3 μg/m3 (35) 35.0
 
Dec. 4, 2020, 6 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 16.0 ppb (15) 0.21 ppb (3) N/A 11.6 μg/m3 (49) 49.0
 
Dec. 4, 2020, 5 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 16.0 ppb (15) 0.21 ppb (3) N/A 12.3 μg/m3 (52) 52.0
 
Dec. 4, 2020, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) 0.18 ppb (3) N/A 11.9 μg/m3 (50) 50.0
 
Dec. 4, 2020, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) 0.18 ppb (3) N/A 11.9 μg/m3 (50) 50.0
 
Dec. 4, 2020, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 17.0 ppb (16) 0.19 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 4, 2020, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) 0.18 ppb (3) N/A 8.9 μg/m3 (38) 38.0
 
Dec. 4, 2020, midnight N/A N/A N/A 6.0 ppb (6) N/A N/A 19.0 ppb (18) 0.18 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Dec. 3, 2020, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) 0.17 ppb (3) N/A 6.9 μg/m3 (29) 29.0
 
Dec. 3, 2020, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 21.0 ppb (20) 0.18 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Dec. 3, 2020, 9 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 19.0 ppb (18) 0.2 ppb (3) N/A 8.2 μg/m3 (35) 35.0
 
Dec. 3, 2020, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 20.0 ppb (19) 0.19 ppb (3) N/A 8.2 μg/m3 (35) 35.0
 
Dec. 3, 2020, 7 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) 0.19 ppb (3) N/A 8.6 μg/m3 (36) 36.0
 
Dec. 3, 2020, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Dec. 3, 2020, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 6.5 μg/m3 (28) 28.0
 
Dec. 3, 2020, 4 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.21 ppb (3) N/A 8.4 μg/m3 (36) 36.0
 
Dec. 3, 2020, 3 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.25 ppb (3) N/A 8.5 μg/m3 (36) 36.0
 
Dec. 3, 2020, 2 p.m. N/A N/A N/A 16.0 ppb (16) N/A N/A N/A 0.23 ppb (3) N/A 6.1 μg/m3 (26) 26.0
 
Dec. 3, 2020, 1 p.m. N/A N/A N/A 22.0 ppb (21) N/A N/A N/A 0.25 ppb (3) N/A 4.4 μg/m3 (19) 21.0
 
Dec. 3, 2020, noon N/A N/A N/A 27.0 ppb (26) N/A N/A N/A 0.28 ppb (4) N/A 2.6 μg/m3 (11) 26.0
 
Dec. 3, 2020, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.24 ppb (3) N/A 2.0 μg/m3 (9) 18.0
 
Dec. 3, 2020, 10 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A N/A 0.19 ppb (3) N/A 1.2 μg/m3 (5) 11.0
 
Dec. 3, 2020, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.14 ppb (2) N/A 0.6 μg/m3 (3) 3.0
 
Dec. 3, 2020, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (2) N/A 0.5 μg/m3 (3) 3.0
 
Dec. 3, 2020, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (2) N/A 0.4 μg/m3 (2) 2.0
 
Dec. 3, 2020, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (2) N/A 0.4 μg/m3 (2) 2.0
 
Dec. 3, 2020, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (2) N/A 0.5 μg/m3 (3) 3.0
 
Dec. 3, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (2) N/A 0.6 μg/m3 (3) 3.0
 
Dec. 3, 2020, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (2) N/A 0.8 μg/m3 (4) 4.0
 
Dec. 3, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (2) N/A 0.7 μg/m3 (3) 3.0
 
Dec. 3, 2020, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (2) N/A 1.1 μg/m3 (5) 5.0
 
Dec. 3, 2020, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.14 ppb (2) N/A 0.8 μg/m3 (4) 4.0
 
Dec. 2, 2020, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 0.13 ppb (2) N/A 1.0 μg/m3 (5) 5.0
 
Dec. 2, 2020, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (3) N/A 1.1 μg/m3 (5) 5.0
 
Dec. 2, 2020, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (3) N/A 1.1 μg/m3 (5) 5.0
 
Dec. 2, 2020, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 1.2 μg/m3 (5) 5.0
 
Dec. 2, 2020, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (3) N/A 1.1 μg/m3 (5) 5.0
 
Dec. 2, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 1.3 μg/m3 (6) 6.0
 
Dec. 2, 2020, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Dec. 2, 2020, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Dec. 2, 2020, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 16.0 ppb (15) 0.16 ppb (3) N/A 1.0 μg/m3 (5) 15.0
 
Dec. 2, 2020, 2 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 13.0 ppb (13) 0.18 ppb (3) N/A 1.0 μg/m3 (5) 13.0
 
Dec. 2, 2020, 1 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 9.0 ppb (9) 0.2 ppb (3) N/A 1.3 μg/m3 (6) 10.0
 
Dec. 2, 2020, noon N/A N/A N/A 12.0 ppb (12) N/A N/A 8.0 ppb (8) 0.19 ppb (3) N/A 1.1 μg/m3 (5) 12.0
 
Dec. 2, 2020, 11 a.m. N/A N/A N/A 17.0 ppb (17) N/A N/A 1.0 ppb (1) 0.2 ppb (3) N/A 1.5 μg/m3 (7) 17.0
 
Dec. 2, 2020, 10 a.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 2.0 ppb (2) 0.2 ppb (3) N/A 1.8 μg/m3 (8) 15.0
 
Dec. 2, 2020, 9 a.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 3.0 ppb (3) 0.19 ppb (3) N/A 1.9 μg/m3 (8) 16.0
 
Dec. 2, 2020, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 13.0 ppb (13) 0.15 ppb (2) N/A 0.8 μg/m3 (4) 13.0
 
Dec. 2, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 16.0 ppb (15) 0.15 ppb (2) N/A 0.7 μg/m3 (3) 15.0
 
Dec. 2, 2020, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 16.0 ppb (15) 0.15 ppb (2) N/A 0.9 μg/m3 (4) 15.0
 
Dec. 2, 2020, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 16.0 ppb (15) 0.15 ppb (2) N/A 0.8 μg/m3 (4) 15.0
 
Dec. 2, 2020, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 16.0 ppb (15) 0.16 ppb (3) N/A 0.6 μg/m3 (3) 15.0
 
Dec. 2, 2020, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 14.0 ppb (13) 0.17 ppb (3) N/A 0.6 μg/m3 (3) 13.0
 
Dec. 2, 2020, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 15.0 ppb (14) 0.19 ppb (3) N/A 1.5 μg/m3 (7) 14.0
 
Dec. 2, 2020, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 17.0 ppb (16) 0.21 ppb (3) N/A 3.2 μg/m3 (14) 16.0
 
Dec. 2, 2020, midnight N/A N/A N/A 8.0 ppb (8) N/A N/A 26.0 ppb (25) 0.2 ppb (3) N/A 2.7 μg/m3 (12) 25.0
 
Dec. 1, 2020, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.19 ppb (3) N/A 1.9 μg/m3 (8) 28.0
 
Dec. 1, 2020, 10 p.m. N/A N/A N/A 14.0 ppb (14) N/A N/A 22.0 ppb (21) 0.23 ppb (3) N/A 2.8 μg/m3 (12) 21.0
 
Dec. 1, 2020, 9 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 20.0 ppb (19) 0.24 ppb (3) N/A 3.0 μg/m3 (13) 19.0
 
Dec. 1, 2020, 8 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 12.0 ppb (12) 0.25 ppb (3) N/A 5.1 μg/m3 (22) 22.0
 
Dec. 1, 2020, 7 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 9.0 ppb (9) 0.25 ppb (3) N/A 9.6 μg/m3 (40) 40.0
 
Dec. 1, 2020, 6 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 8.0 ppb (8) 0.25 ppb (3) N/A 15.1 μg/m3 (58) 58.0
 
Dec. 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) 0.24 ppb (3) N/A 13.7 μg/m3 (55) 55.0
 
Dec. 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.25 ppb (3) N/A 15.7 μg/m3 (59) 59.0
 
Dec. 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) 0.27 ppb (4) N/A 14.5 μg/m3 (57) 57.0
 
Dec. 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) 0.24 ppb (3) N/A 12.5 μg/m3 (52) 52.0
 
Dec. 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) 0.33 ppb (4) N/A 10.5 μg/m3 (44) 44.0
 
Dec. 1, 2020, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (3) 0.3 ppb (4) N/A 10.3 μg/m3 (43) 43.0
 
Dec. 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Dec. 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.19 ppb (3) N/A 2.8 μg/m3 (12) 16.0
 
Dec. 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.17 ppb (3) N/A 5.2 μg/m3 (22) 22.0
 
Dec. 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) 0.16 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Dec. 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.17 ppb (3) N/A 5.2 μg/m3 (22) 22.0
 
Dec. 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.17 ppb (3) N/A 5.7 μg/m3 (24) 24.0
 
Dec. 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.17 ppb (3) N/A 6.3 μg/m3 (27) 27.0
 
Dec. 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.18 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Dec. 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.21 ppb (3) N/A 6.7 μg/m3 (28) 28.0
 
Dec. 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.2 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Dec. 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.2 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Dec. 1, 2020, midnight N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.2 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Nov. 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.2 ppb (3) N/A 5.3 μg/m3 (23) 23.0
 
Nov. 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.18 ppb (3) N/A 4.9 μg/m3 (21) 21.0
 
Nov. 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) 0.21 ppb (3) N/A 7.3 μg/m3 (31) 31.0
 
Nov. 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.28 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
Nov. 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.32 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Nov. 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) 0.24 ppb (3) N/A 8.5 μg/m3 (36) 36.0
 
Nov. 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) 0.22 ppb (3) N/A 6.3 μg/m3 (27) 27.0
 
Nov. 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) 0.24 ppb (3) N/A 7.6 μg/m3 (32) 32.0
 
Nov. 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.28 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
Nov. 30, 2020, 2 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 5.0 ppb (5) 0.28 ppb (4) N/A 10.1 μg/m3 (43) 43.0
 
Nov. 30, 2020, 1 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 6.0 ppb (6) 0.26 ppb (4) N/A 9.3 μg/m3 (39) 39.0
 
Nov. 30, 2020, noon N/A N/A N/A 8.0 ppb (8) N/A N/A 7.0 ppb (7) 0.24 ppb (3) N/A 8.3 μg/m3 (35) 35.0
 
Nov. 30, 2020, 11 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 7.0 ppb (7) 0.27 ppb (4) N/A 8.1 μg/m3 (34) 34.0
 
Nov. 30, 2020, 10 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 13.0 ppb (13) 0.25 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Nov. 30, 2020, 9 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 11.0 ppb (11) 0.21 ppb (3) N/A 6.3 μg/m3 (27) 27.0
 
Nov. 30, 2020, 8 a.m. N/A N/A N/A 14.0 ppb (14) N/A N/A 8.0 ppb (8) 0.2 ppb (3) N/A 8.1 μg/m3 (34) 34.0
 
Nov. 30, 2020, 7 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 12.0 ppb (12) 0.21 ppb (3) N/A 8.7 μg/m3 (37) 37.0
 
Nov. 30, 2020, 6 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 13.0 ppb (13) 0.21 ppb (3) N/A 9.9 μg/m3 (42) 42.0
 
Nov. 30, 2020, 5 a.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 9.0 ppb (9) 0.22 ppb (3) N/A 9.5 μg/m3 (40) 40.0
 
Nov. 30, 2020, 4 a.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 10.0 ppb (10) 0.24 ppb (3) N/A 12.7 μg/m3 (53) 53.0
 
Nov. 30, 2020, 3 a.m. N/A N/A N/A 17.0 ppb (17) N/A N/A 9.0 ppb (9) 0.28 ppb (4) N/A 16.6 μg/m3 (61) 61.0
 
Nov. 30, 2020, 2 a.m. N/A N/A N/A 22.0 ppb (21) N/A N/A 6.0 ppb (6) 0.34 ppb (4) N/A 17.6 μg/m3 (63) 63.0
 
Nov. 30, 2020, 1 a.m. N/A N/A N/A 25.0 ppb (24) N/A N/A 3.0 ppb (3) 0.38 ppb (5) N/A 24.7 μg/m3 (78) 78.0
 
Nov. 30, 2020, midnight N/A N/A N/A 22.0 ppb (21) N/A N/A 5.0 ppb (5) 0.38 ppb (5) N/A 17.7 μg/m3 (63) 63.0
 
Nov. 29, 2020, 11 p.m. N/A N/A N/A 23.0 ppb (22) N/A N/A 3.0 ppb (3) 0.42 ppb (5) N/A 19.5 μg/m3 (67) 67.0
 
Nov. 29, 2020, 10 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 10.0 ppb (10) 0.37 ppb (5) N/A 30.0 μg/m3 (89) 89.0
 
Nov. 29, 2020, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) 0.26 ppb (4) N/A 24.7 μg/m3 (78) 78.0
 
Nov. 29, 2020, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) 0.23 ppb (3) N/A 9.6 μg/m3 (40) 40.0
 
Nov. 29, 2020, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 20.0 ppb (19) 0.2 ppb (3) N/A 7.8 μg/m3 (33) 33.0
 
Nov. 29, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) 0.19 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Nov. 29, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) 0.19 ppb (3) N/A 7.4 μg/m3 (31) 31.0
 
Nov. 29, 2020, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) 0.19 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Nov. 29, 2020, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 20.0 ppb (19) 0.19 ppb (3) N/A 7.4 μg/m3 (31) 31.0
 
Nov. 29, 2020, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 20.0 ppb (19) 0.18 ppb (3) N/A 6.9 μg/m3 (29) 29.0
 
Nov. 29, 2020, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 20.0 ppb (19) 0.18 ppb (3) N/A 6.8 μg/m3 (29) 29.0
 
Nov. 29, 2020, noon N/A N/A N/A 4.0 ppb (4) N/A N/A 20.0 ppb (19) 0.18 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Nov. 29, 2020, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) 0.17 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 29, 2020, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) 0.15 ppb (2) N/A 5.3 μg/m3 (23) 23.0
 
Nov. 29, 2020, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) 0.16 ppb (3) N/A 5.3 μg/m3 (23) 23.0
 
Nov. 29, 2020, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 23.0 ppb (22) 0.15 ppb (2) N/A 5.5 μg/m3 (23) 23.0
 
Nov. 29, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 23.0 ppb (22) 0.15 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 29, 2020, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 24.0 ppb (23) 0.15 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
Nov. 29, 2020, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 23.0 ppb (22) 0.15 ppb (2) N/A 4.7 μg/m3 (20) 22.0
 
Nov. 29, 2020, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 23.0 ppb (22) 0.15 ppb (2) N/A 2.9 μg/m3 (13) 22.0
 
Nov. 29, 2020, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 23.0 ppb (22) 0.16 ppb (3) N/A 2.6 μg/m3 (11) 22.0
 
Nov. 29, 2020, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 22.0 ppb (21) 0.17 ppb (3) N/A 2.8 μg/m3 (12) 21.0
 
Nov. 29, 2020, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 20.0 ppb (19) 0.19 ppb (3) N/A 4.6 μg/m3 (20) 20.0
 
Nov. 29, 2020, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) 0.2 ppb (3) N/A 6.1 μg/m3 (26) 26.0
 
Nov. 28, 2020, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 17.0 ppb (16) 0.21 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Nov. 28, 2020, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 14.0 ppb (13) 0.23 ppb (3) N/A 12.2 μg/m3 (52) 52.0
 
Nov. 28, 2020, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 15.0 ppb (14) 0.22 ppb (3) N/A 12.3 μg/m3 (52) 52.0
 
Nov. 28, 2020, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 18.0 ppb (17) 0.2 ppb (3) N/A 8.6 μg/m3 (36) 36.0
 
Nov. 28, 2020, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 19.0 ppb (18) 0.2 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Nov. 28, 2020, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 16.0 ppb (15) 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 28, 2020, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 13.0 ppb (13) 0.22 ppb (3) N/A 6.3 μg/m3 (27) 27.0
 
Nov. 28, 2020, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 11.0 ppb (11) 0.24 ppb (3) N/A 10.4 μg/m3 (44) 44.0
 
Nov. 28, 2020, 3 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 8.0 ppb (8) 0.27 ppb (4) N/A 13.3 μg/m3 (54) 54.0
 
Nov. 28, 2020, 2 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 6.0 ppb (6) 0.27 ppb (4) N/A 15.9 μg/m3 (59) 59.0
 
Nov. 28, 2020, 1 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 5.0 ppb (5) 0.25 ppb (3) N/A 16.3 μg/m3 (60) 60.0
 
Nov. 28, 2020, noon N/A N/A N/A 7.0 ppb (7) N/A N/A 7.0 ppb (7) 0.23 ppb (3) N/A 13.8 μg/m3 (55) 55.0
 
Nov. 28, 2020, 11 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 8.0 ppb (8) 0.22 ppb (3) N/A 12.1 μg/m3 (51) 51.0
 
Nov. 28, 2020, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 10.0 ppb (10) 0.2 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
Nov. 28, 2020, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 11.0 ppb (11) 0.2 ppb (3) N/A 11.2 μg/m3 (47) 47.0
 
Nov. 28, 2020, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 13.0 ppb (13) 0.19 ppb (3) N/A 12.4 μg/m3 (52) 52.0
 
Nov. 28, 2020, 7 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 11.0 ppb (11) 0.23 ppb (3) N/A 12.1 μg/m3 (51) 51.0
 
Nov. 28, 2020, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 9.0 ppb (9) 0.26 ppb (4) N/A 12.5 μg/m3 (52) 52.0
 
Nov. 28, 2020, 5 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 8.0 ppb (8) 0.28 ppb (4) N/A 12.9 μg/m3 (53) 53.0
 
Nov. 28, 2020, 4 a.m. N/A N/A N/A 14.0 ppb (14) N/A N/A 5.0 ppb (5) 0.32 ppb (4) N/A 12.4 μg/m3 (52) 52.0
 
Nov. 28, 2020, 3 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.46 ppb (6) N/A 12.4 μg/m3 (52) 52.0
 
Nov. 28, 2020, 2 a.m. N/A N/A N/A 21.0 ppb (20) N/A N/A 0.0 ppb (0) 0.61 ppb (7) N/A 13.4 μg/m3 (54) 54.0
 
Nov. 28, 2020, 1 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.62 ppb (7) N/A 13.7 μg/m3 (55) 55.0
 
Nov. 28, 2020, midnight N/A N/A N/A 25.0 ppb (24) N/A N/A 0.0 ppb (0) 0.57 ppb (7) N/A 12.8 μg/m3 (53) 53.0
 
Nov. 27, 2020, 11 p.m. N/A N/A N/A 23.0 ppb (22) N/A N/A 0.0 ppb (0) 0.47 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 27, 2020, 10 p.m. N/A N/A N/A 22.0 ppb (21) N/A N/A 0.0 ppb (0) 0.4 ppb (5) N/A 9.7 μg/m3 (41) 41.0
 
Nov. 27, 2020, 9 p.m. N/A N/A N/A 22.0 ppb (21) N/A N/A 0.0 ppb (0) 0.37 ppb (5) N/A 7.9 μg/m3 (33) 33.0
 
Nov. 27, 2020, 8 p.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 6.0 ppb (6) N/A N/A 5.7 μg/m3 (24) 24.0
 
Nov. 27, 2020, 7 p.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 7.0 ppb (7) N/A N/A 6.1 μg/m3 (26) 26.0