ID: 1190

AQSQID: 000105001

Site Name: Whistler Meadow Park

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

Updated: Dec. 9, 2021, 6:15 a.m.

Location: Whistler (Meadow Park Sports Centre), CC

Reporting: True, Located: True

Current AQI: 26.0

Whistler (Meadow Park Sports Centre) CC, CA: 50.1439, -122.9611

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 9, 2021, 4 a.m. N/A 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (26) N/A N/A 6.0 μg/m3 (25) 26.0
 
Dec. 9, 2021, 3 a.m. N/A 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (22) N/A N/A 10.0 μg/m3 (42) 42.0
 
Dec. 9, 2021, 2 a.m. N/A 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (25) N/A N/A 7.0 μg/m3 (30) 30.0
 
Dec. 9, 2021, 1 a.m. N/A 1.5 ppb (2) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (26) N/A N/A 6.0 μg/m3 (25) 26.0
 
Dec. 9, 2021, midnight N/A 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 29.0
 
Dec. 8, 2021, 11 p.m. N/A 0.9 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) N/A N/A 3.0 μg/m3 (13) 32.0
 
Dec. 8, 2021, 10 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) N/A N/A 1.0 μg/m3 (5) 32.0
 
Dec. 8, 2021, 9 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
Dec. 8, 2021, 8 p.m. N/A 0.8 ppb (1) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
Dec. 8, 2021, 7 p.m. N/A 1.7 ppb (2) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) N/A N/A 1.0 μg/m3 (5) 32.0
 
Dec. 8, 2021, 6 p.m. N/A 2.2 ppb (3) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (30) N/A N/A 5.0 μg/m3 (21) 30.0
 
Dec. 8, 2021, 5 p.m. N/A 1.6 ppb (2) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) N/A N/A 6.0 μg/m3 (25) 31.0
 
Dec. 8, 2021, 4 p.m. N/A 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (26) N/A N/A 0.0 μg/m3 (0) 26.0
 
Dec. 8, 2021, 3 p.m. N/A 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) N/A N/A 0.0 μg/m3 (0) 17.0
 
Dec. 8, 2021, 2 p.m. N/A 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 3.0 μg/m3 (13) 19.0
 
Dec. 8, 2021, 1 p.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
Dec. 8, 2021, noon N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (30) N/A N/A 3.0 μg/m3 (13) 30.0
 
Dec. 8, 2021, 11 a.m. N/A 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
Dec. 8, 2021, 10 a.m. N/A 2.2 ppb (3) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (23) N/A N/A 4.0 μg/m3 (17) 23.0
 
Dec. 8, 2021, 9 a.m. N/A 1.6 ppb (2) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) N/A N/A 1.0 μg/m3 (5) 22.0
 
Dec. 8, 2021, 8 a.m. N/A 1.7 ppb (2) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (21) N/A N/A 3.0 μg/m3 (13) 21.0
 
Dec. 8, 2021, 7 a.m. N/A 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 14.0 ppb (13) N/A N/A 10.0 μg/m3 (42) 42.0
 
Dec. 8, 2021, 6 a.m. N/A 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (10) N/A N/A 15.0 μg/m3 (58) 58.0
 
Dec. 8, 2021, 5 a.m. N/A 1.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (11) N/A N/A 15.0 μg/m3 (58) 58.0
 
Dec. 8, 2021, 4 a.m. N/A 3.2 ppb (4) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (10) N/A N/A 22.0 μg/m3 (72) 72.0
 
Dec. 8, 2021, 3 a.m. N/A 6.6 ppb (7) N/A 7.0 ppb (7) N/A N/A 7.0 ppb (7) N/A N/A 31.0 μg/m3 (91) 91.0
 
Dec. 8, 2021, 2 a.m. N/A 11.9 ppb (12) N/A 9.0 ppb (9) N/A N/A 2.0 ppb (2) N/A N/A 25.0 μg/m3 (79) 79.0
 
Dec. 8, 2021, 1 a.m. N/A 14.6 ppb (14) N/A 10.0 ppb (10) N/A N/A 2.0 ppb (2) N/A N/A 18.0 μg/m3 (64) 64.0
 
Dec. 8, 2021, midnight N/A 14.0 ppb (14) N/A 11.0 ppb (11) N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (60) 60.0
 
Dec. 7, 2021, 11 p.m. N/A 12.3 ppb (12) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (46) 46.0
 
Dec. 7, 2021, 9 p.m. N/A 13.9 ppb (14) N/A 11.0 ppb (11) N/A N/A 7.0 ppb (7) N/A N/A 10.0 μg/m3 (42) 42.0
 
Dec. 7, 2021, 8 p.m. N/A 5.8 ppb (6) N/A 8.0 ppb (8) N/A N/A 8.0 ppb (8) N/A N/A 4.0 μg/m3 (17) 17.0
 
Dec. 7, 2021, 7 p.m. N/A 2.3 ppb (3) N/A 5.0 ppb (5) N/A N/A 13.0 ppb (13) N/A N/A 4.0 μg/m3 (17) 17.0
 
Dec. 7, 2021, 6 p.m. N/A 2.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (13) N/A N/A 8.0 μg/m3 (34) 34.0
 
Dec. 7, 2021, 5 p.m. N/A 1.6 ppb (2) N/A 7.0 ppb (7) N/A N/A 12.0 ppb (12) N/A N/A 11.0 μg/m3 (46) 46.0
 
Dec. 7, 2021, 4 p.m. N/A 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 15.0 ppb (14) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 7, 2021, 3 p.m. N/A 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A N/A 2.0 μg/m3 (9) 14.0
 
Dec. 7, 2021, 2 p.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 17.0 ppb (16) N/A N/A 0.0 μg/m3 (0) 16.0
 
Dec. 7, 2021, 1 p.m. N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 18.0 ppb (17) N/A N/A 2.0 μg/m3 (9) 17.0
 
Dec. 7, 2021, noon N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 20.0 ppb (19) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 7, 2021, 11 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 20.0 ppb (19) N/A N/A 5.0 μg/m3 (21) 21.0
 
Dec. 7, 2021, 10 a.m. N/A 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 20.0 ppb (19) N/A N/A 2.0 μg/m3 (9) 19.0
 
Dec. 7, 2021, 9 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 21.0 ppb (20) N/A N/A 4.0 μg/m3 (17) 20.0
 
Dec. 7, 2021, 8 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 20.0 ppb (19) N/A N/A 8.0 μg/m3 (34) 34.0
 
Dec. 7, 2021, 7 a.m. N/A 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 21.0 ppb (20) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 7, 2021, 6 a.m. N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 4.0 μg/m3 (17) 19.0
 
Dec. 7, 2021, 5 a.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 24.0 ppb (23) N/A N/A 7.0 μg/m3 (30) 30.0
 
Dec. 7, 2021, 4 a.m. N/A 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 24.0 ppb (23) N/A N/A 10.0 μg/m3 (42) 42.0
 
Dec. 7, 2021, 3 a.m. N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) N/A N/A 4.0 μg/m3 (17) 20.0
 
Dec. 7, 2021, 2 a.m. N/A 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 23.0 ppb (22) N/A N/A N/A 22.0
 
Dec. 7, 2021, 1 a.m. N/A 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (23) N/A N/A N/A 23.0
 
Dec. 7, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Dec. 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Dec. 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Dec. 6, 2021, 9 p.m. N/A 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (25) N/A N/A 2.0 μg/m3 (9) 25.0
 
Dec. 6, 2021, 8 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) N/A N/A 1.0 μg/m3 (5) 25.0
 
Dec. 6, 2021, 7 p.m. N/A 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (23) N/A N/A 0.0 μg/m3 (0) 23.0
 
Dec. 6, 2021, 6 p.m. N/A 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (24) N/A N/A 0.0 μg/m3 (0) 24.0
 
Dec. 6, 2021, 5 p.m. N/A 1.3 ppb (2) N/A 3.0 ppb (3) N/A N/A 22.0 ppb (21) N/A N/A 1.0 μg/m3 (5) 21.0
 
Dec. 6, 2021, 4 p.m. N/A 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) N/A N/A 0.0 μg/m3 (0) 20.0
 
Dec. 6, 2021, 3 p.m. N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 20.0 ppb (19) N/A N/A 0.0 μg/m3 (0) 19.0
 
Dec. 6, 2021, 2 p.m. N/A 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 0.0 μg/m3 (0) 19.0
 
Dec. 6, 2021, 1 p.m. N/A 4.2 ppb (4) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) N/A N/A 0.0 μg/m3 (0) 17.0
 
Dec. 6, 2021, noon N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 21.0 ppb (20) N/A N/A 1.0 μg/m3 (5) 20.0
 
Dec. 6, 2021, 11 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 22.0 ppb (21) N/A N/A 3.0 μg/m3 (13) 21.0
 
Dec. 6, 2021, 10 a.m. N/A 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 22.0 ppb (21) N/A N/A 3.0 μg/m3 (13) 21.0
 
Dec. 6, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 23.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 6, 2021, 8 a.m. N/A 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 22.0 ppb (21) N/A N/A 7.0 μg/m3 (30) 30.0
 
Dec. 6, 2021, 7 a.m. N/A 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 6, 2021, 6 a.m. N/A 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
Dec. 6, 2021, 5 a.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 3.0 μg/m3 (13) 19.0
 
Dec. 6, 2021, 4 a.m. N/A 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) N/A N/A 3.0 μg/m3 (13) 22.0
 
Dec. 6, 2021, 3 a.m. N/A 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) N/A N/A 2.0 μg/m3 (9) 25.0
 
Dec. 6, 2021, 2 a.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (24) N/A N/A 3.0 μg/m3 (13) 24.0
 
Dec. 6, 2021, 1 a.m. N/A 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
Dec. 6, 2021, midnight N/A 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (25) N/A N/A 7.0 μg/m3 (30) 30.0
 
Dec. 5, 2021, 11 p.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
Dec. 5, 2021, 10 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 30.0 ppb (28) N/A N/A 3.0 μg/m3 (13) 28.0
 
Dec. 5, 2021, 9 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) N/A N/A 2.0 μg/m3 (9) 31.0
 
Dec. 5, 2021, 8 p.m. N/A 0.9 ppb (1) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (27) N/A N/A 3.0 μg/m3 (13) 27.0
 
Dec. 5, 2021, 7 p.m. N/A 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (26) N/A N/A 3.0 μg/m3 (13) 26.0
 
Dec. 5, 2021, 6 p.m. N/A 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
Dec. 5, 2021, 5 p.m. N/A 2.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 5, 2021, 4 p.m. N/A 2.0 ppb (2) N/A 8.0 ppb (8) N/A N/A 9.0 ppb (9) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 5, 2021, 3 p.m. N/A 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 9.0 ppb (9) N/A N/A 3.0 μg/m3 (13) 13.0
 
Dec. 5, 2021, 2 p.m. N/A 0.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 7.0 ppb (7) N/A N/A 4.0 μg/m3 (17) 17.0
 
Dec. 5, 2021, 1 p.m. N/A 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 7.0 ppb (7) N/A N/A 2.0 μg/m3 (9) 9.0
 
Dec. 5, 2021, noon N/A 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 8.0 ppb (8) N/A N/A 1.0 μg/m3 (5) 8.0
 
Dec. 5, 2021, 11 a.m. N/A 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 11.0 ppb (11) N/A N/A 3.0 μg/m3 (13) 13.0
 
Dec. 5, 2021, 10 a.m. N/A 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 13.0 ppb (13) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 5, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 13.0 ppb (13) N/A N/A 8.0 μg/m3 (34) 34.0
 
Dec. 5, 2021, 8 a.m. N/A 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 12.0 ppb (12) N/A N/A 13.0 μg/m3 (53) 53.0
 
Dec. 5, 2021, 7 a.m. N/A 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 12.0 ppb (12) N/A N/A 12.0 μg/m3 (50) 50.0
 
Dec. 5, 2021, 6 a.m. N/A 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 19.0 ppb (18) N/A N/A 4.0 μg/m3 (17) 18.0
 
Dec. 5, 2021, 5 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 24.0 ppb (23) N/A N/A 6.0 μg/m3 (25) 25.0
 
Dec. 5, 2021, 4 a.m. N/A 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 18.0 ppb (17) N/A N/A 13.0 μg/m3 (53) 53.0
 
Dec. 5, 2021, 3 a.m. N/A 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (18) N/A N/A 19.0 μg/m3 (66) 66.0
 
Dec. 5, 2021, 2 a.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 17.0 ppb (16) N/A N/A 16.0 μg/m3 (60) 60.0
 
Dec. 5, 2021, 1 a.m. N/A 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 22.0 ppb (21) N/A N/A 9.0 μg/m3 (38) 38.0
 
Dec. 5, 2021, midnight N/A 1.3 ppb (2) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (25) N/A N/A 3.0 μg/m3 (13) 25.0
 
Dec. 4, 2021, 11 p.m. N/A 1.4 ppb (2) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
Dec. 4, 2021, 10 p.m. N/A 1.8 ppb (2) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) N/A N/A 8.0 μg/m3 (34) 34.0
 
Dec. 4, 2021, 9 p.m. N/A 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (27) N/A N/A 3.0 μg/m3 (13) 27.0
 
Dec. 4, 2021, 8 p.m. N/A 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (26) N/A N/A 0.0 μg/m3 (0) 26.0
 
Dec. 4, 2021, 7 p.m. N/A 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (23) N/A N/A 4.0 μg/m3 (17) 23.0
 
Dec. 4, 2021, 6 p.m. N/A 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (24) N/A N/A 7.0 μg/m3 (30) 30.0
 
Dec. 4, 2021, 5 p.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 23.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 22.0
 
Dec. 4, 2021, 4 p.m. N/A 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (18) N/A N/A 1.0 μg/m3 (5) 18.0
 
Dec. 4, 2021, 3 p.m. N/A 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 17.0 ppb (16) N/A N/A 0.0 μg/m3 (0) 16.0
 
Dec. 4, 2021, 2 p.m. N/A 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 0.0 μg/m3 (0) 19.0
 
Dec. 4, 2021, 1 p.m. N/A 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 22.0 ppb (21) N/A N/A 2.0 μg/m3 (9) 21.0
 
Dec. 4, 2021, noon N/A 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 19.0 ppb (18) N/A N/A 4.0 μg/m3 (17) 18.0
 
Dec. 4, 2021, 11 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 21.0 ppb (20) N/A N/A 2.0 μg/m3 (9) 20.0
 
Dec. 4, 2021, 10 a.m. N/A 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 23.0 ppb (22) N/A N/A 0.0 μg/m3 (0) 22.0
 
Dec. 4, 2021, 9 a.m. N/A 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 24.0 ppb (23) N/A N/A 0.0 μg/m3 (0) 23.0
 
Dec. 4, 2021, 8 a.m. N/A 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 23.0 ppb (22) N/A N/A 0.0 μg/m3 (0) 22.0
 
Dec. 4, 2021, 7 a.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 25.0 ppb (24) N/A N/A 0.0 μg/m3 (0) 24.0
 
Dec. 4, 2021, 6 a.m. N/A 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (24) N/A N/A 0.0 μg/m3 (0) 24.0
 
Dec. 4, 2021, 5 a.m. N/A 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (24) N/A N/A 7.0 μg/m3 (30) 30.0
 
Dec. 4, 2021, 4 a.m. N/A 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) N/A N/A 14.0 μg/m3 (55) 55.0
 
Dec. 4, 2021, 3 a.m. N/A 2.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (19) N/A N/A 22.0 μg/m3 (72) 72.0
 
Dec. 4, 2021, 2 a.m. N/A 1.9 ppb (2) N/A 7.0 ppb (7) N/A N/A 19.0 ppb (18) N/A N/A 15.0 μg/m3 (58) 58.0
 
Dec. 4, 2021, 1 a.m. N/A 2.5 ppb (3) N/A 7.0 ppb (7) N/A N/A 19.0 ppb (18) N/A N/A 13.0 μg/m3 (53) 53.0
 
Dec. 4, 2021, midnight N/A 2.3 ppb (3) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) N/A N/A 5.0 μg/m3 (21) 21.0
 
Dec. 3, 2021, 11 p.m. N/A 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) N/A N/A 2.0 μg/m3 (9) 20.0
 
Dec. 3, 2021, 10 p.m. N/A 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (27) N/A N/A 0.0 μg/m3 (0) 27.0
 
Dec. 3, 2021, 9 p.m. N/A 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (27) N/A N/A 0.0 μg/m3 (0) 27.0
 
Dec. 3, 2021, 8 p.m. N/A 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (26) N/A N/A 0.0 μg/m3 (0) 26.0
 
Dec. 3, 2021, 7 p.m. N/A 1.1 ppb (2) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) N/A N/A 1.0 μg/m3 (5) 25.0
 
Dec. 3, 2021, 6 p.m. N/A 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (23) N/A N/A 3.0 μg/m3 (13) 23.0
 
Dec. 3, 2021, 5 p.m. N/A 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) N/A N/A 0.0 μg/m3 (0) 19.0
 
Dec. 3, 2021, 4 p.m. N/A 1.2 ppb (2) N/A 4.0 ppb (4) N/A N/A 17.0 ppb (16) N/A N/A 0.0 μg/m3 (0) 16.0
 
Dec. 3, 2021, 3 p.m. N/A 1.7 ppb (2) N/A 4.0 ppb (4) N/A N/A 17.0 ppb (16) N/A N/A 0.0 μg/m3 (0) 16.0
 
Dec. 3, 2021, 2 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 19.0 ppb (18) N/A N/A 1.0 μg/m3 (5) 18.0
 
Dec. 3, 2021, 1 p.m. N/A 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 11.0 ppb (11) N/A N/A 5.0 μg/m3 (21) 21.0
 
Dec. 3, 2021, noon N/A 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 10.0 ppb (10) N/A N/A 5.0 μg/m3 (21) 21.0
 
Dec. 3, 2021, 11 a.m. N/A 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 6.0 ppb (6) N/A N/A 8.0 μg/m3 (34) 34.0
 
Dec. 3, 2021, 10 a.m. N/A 1.6 ppb (2) N/A 4.0 ppb (4) N/A N/A 3.0 ppb (3) N/A N/A 14.0 μg/m3 (55) 55.0
 
Dec. 3, 2021, 9 a.m. N/A 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 3.0 ppb (3) N/A N/A 12.0 μg/m3 (50) 50.0
 
Dec. 3, 2021, 8 a.m. N/A 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 2.0 ppb (2) N/A N/A 15.0 μg/m3 (58) 58.0
 
Dec. 3, 2021, 7 a.m. N/A 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 2.0 ppb (2) N/A N/A 13.0 μg/m3 (53) 53.0
 
Dec. 3, 2021, 6 a.m. N/A 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 2.0 ppb (2) N/A N/A 19.0 μg/m3 (66) 66.0
 
Dec. 3, 2021, 5 a.m. N/A 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 3.0 ppb (3) N/A N/A 20.0 μg/m3 (68) 68.0
 
Dec. 3, 2021, 4 a.m. N/A 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A 3.0 ppb (3) N/A N/A 24.0 μg/m3 (77) 77.0
 
Dec. 3, 2021, 3 a.m. N/A 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 4.0 ppb (4) N/A N/A 20.0 μg/m3 (68) 68.0
 
Dec. 3, 2021, 2 a.m. N/A 3.8 ppb (4) N/A 7.0 ppb (7) N/A N/A 6.0 ppb (6) N/A N/A 18.0 μg/m3 (64) 64.0
 
Dec. 3, 2021, 1 a.m. N/A 5.7 ppb (6) N/A 11.0 ppb (11) N/A N/A 5.0 ppb (5) N/A N/A 8.0 μg/m3 (34) 34.0
 
Dec. 3, 2021, midnight N/A 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (11) N/A N/A 1.0 μg/m3 (5) 11.0
 
Dec. 2, 2021, 11 p.m. N/A 2.4 ppb (3) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (21) N/A N/A 2.0 μg/m3 (9) 21.0
 
Dec. 2, 2021, 10 p.m. N/A 1.3 ppb (2) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) N/A N/A 1.0 μg/m3 (5) 30.0
 
Dec. 2, 2021, 10 p.m. N/A 1.3 ppb (2) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) N/A N/A 1.0 μg/m3 (5) 30.0
 
Dec. 2, 2021, 9 p.m. N/A 2.2 ppb (3) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
Dec. 2, 2021, 8 p.m. N/A 1.7 ppb (2) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) N/A N/A 2.0 μg/m3 (9) 30.0
 
Dec. 2, 2021, 7 p.m. N/A 1.7 ppb (2) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) N/A N/A 2.0 μg/m3 (9) 31.0
 
Dec. 2, 2021, 6 p.m. N/A 1.7 ppb (2) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) N/A N/A 2.0 μg/m3 (9) 31.0
 
Dec. 2, 2021, 5 p.m. N/A 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) N/A N/A 0.0 μg/m3 (0) 28.0
 
Dec. 2, 2021, 4 p.m. N/A 2.6 ppb (3) N/A 6.0 ppb (6) N/A N/A 19.0 ppb (18) N/A N/A 2.0 μg/m3 (9) 18.0
 
Dec. 2, 2021, 1 p.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 20.0 ppb (19) N/A N/A 4.0 μg/m3 (17) 19.0
 
Dec. 2, 2021, noon N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A 18.0 ppb (17) N/A N/A 2.0 μg/m3 (9) 17.0
 
Dec. 2, 2021, 11 a.m. N/A 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 20.0 ppb (19) N/A N/A 0.0 μg/m3 (0) 19.0
 
Dec. 2, 2021, 10 a.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 24.0 ppb (23) N/A N/A 2.0 μg/m3 (9) 23.0
 
Dec. 2, 2021, 9 a.m. N/A 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) N/A N/A 4.0 μg/m3 (17) 33.0
 
Dec. 2, 2021, 8 a.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
Dec. 2, 2021, 7 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
Dec. 2, 2021, 6 a.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) N/A N/A 0.0 μg/m3 (0) 39.0
 
Dec. 2, 2021, 5 a.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) N/A N/A 2.0 μg/m3 (9) 39.0
 
Dec. 2, 2021, 4 a.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
Dec. 2, 2021, 3 a.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) N/A N/A 1.0 μg/m3 (5) 39.0