ID: 9945

AQSQID: CC0010602

Site Name: Macpherson Avenue - Corner Brook

Added: April 30, 2022, 5:40 a.m.

Updated: May 24, 2022, 8:29 p.m.

Location: Corner Brook (Kilrannoch Place), CC

Reporting: True, Located: True

Current AQI: 24.0

Corner Brook (Kilrannoch Place) CC, CA: 48.95224, -57.92207

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 24, 2022, 6:30 p.m. N/A 7.0 ppb (7) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 27.0 ppb (25) 0.07 ppb (2) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 25.0
 
May 24, 2022, 5:30 p.m. N/A 7.3 ppb (7) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 25.0 ppb (24) 0.07 ppb (2) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 24.0
 
May 24, 2022, 4:30 p.m. N/A 7.1 ppb (7) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 24.0 ppb (23) 0.07 ppb (2) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 23.0
 
May 24, 2022, 3:30 p.m. N/A 4.6 ppb (5) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (25) 0.06 ppb (2) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 25.0
 
May 24, 2022, 2:30 p.m. N/A 6.6 ppb (7) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 24.0 ppb (23) 0.07 ppb (2) 1.0 μg/m3 (1) 0.7 μg/m3 (3) 23.0
 
May 24, 2022, 1:30 p.m. N/A 4.5 ppb (5) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (22) 0.05 ppb (2) 1.0 μg/m3 (1) 0.5 μg/m3 (3) 22.0
 
May 24, 2022, 12:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 26.0 ppb (25) 0.03 ppb (0) 1.0 μg/m3 (1) 0.3 μg/m3 (2) 25.0
 
May 24, 2022, 10:30 a.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.03 ppb (0) 4.0 μg/m3 (4) 0.5 μg/m3 (3) 23.0
 
May 24, 2022, 9:30 a.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (21) 0.03 ppb (0) 2.0 μg/m3 (2) 0.5 μg/m3 (3) 21.0
 
May 24, 2022, 8:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (22) 0.04 ppb (0) 1.0 μg/m3 (1) 0.4 μg/m3 (2) 22.0
 
May 24, 2022, 6:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (22) 0.03 ppb (0) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 22.0
 
May 24, 2022, 5:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 24.0 ppb (23) 0.04 ppb (0) 0.0 μg/m3 (0) 0.1 μg/m3 (1) 23.0
 
May 24, 2022, 4:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 24.0 ppb (23) 0.04 ppb (0) 0.0 μg/m3 (0) 0.1 μg/m3 (1) 23.0
 
May 24, 2022, 3:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (22) 0.03 ppb (0) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 22.0
 
May 24, 2022, 2:30 a.m. N/A 0.2 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.05 ppb (2) 3.0 μg/m3 (3) 1.3 μg/m3 (6) 18.0
 
May 24, 2022, 2:30 a.m. N/A 0.2 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.05 ppb (2) 3.0 μg/m3 (3) 1.3 μg/m3 (6) 18.0
 
May 24, 2022, 1:30 a.m. N/A 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (21) 0.05 ppb (2) 2.0 μg/m3 (2) 1.3 μg/m3 (6) 21.0
 
May 24, 2022, 12:30 a.m. N/A 0.4 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.06 ppb (2) 3.0 μg/m3 (3) 1.4 μg/m3 (6) 18.0
 
May 24, 2022, 12:30 a.m. N/A 0.4 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.06 ppb (2) 3.0 μg/m3 (3) 1.4 μg/m3 (6) 18.0
 
May 23, 2022, 11:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (20) 0.05 ppb (2) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 20.0
 
May 23, 2022, 11:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (20) 0.05 ppb (2) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 20.0
 
May 23, 2022, 7:30 p.m. N/A 1.6 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (20) 0.06 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (9) 20.0
 
May 23, 2022, 6:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (21) 0.06 ppb (2) 3.0 μg/m3 (3) 1.4 μg/m3 (6) 21.0
 
May 23, 2022, 2:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) 0.07 ppb (2) 0.0 μg/m3 (0) 0.0 μg/m3 (0) 25.0
 
May 23, 2022, 10:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) 0.08 ppb (2) 0.0 μg/m3 (0) 0.1 μg/m3 (1) 35.0
 
May 23, 2022, 10:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) 0.08 ppb (2) 0.0 μg/m3 (0) 0.1 μg/m3 (1) 35.0
 
May 23, 2022, 9:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.08 ppb (2) 0.0 μg/m3 (0) 0.1 μg/m3 (1) 32.0
 
May 23, 2022, 3:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.07 ppb (2) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 33.0
 
May 23, 2022, 2:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.07 ppb (2) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 31.0
 
May 23, 2022, 1:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.07 ppb (2) 0.0 μg/m3 (0) 0.5 μg/m3 (3) 31.0
 
May 23, 2022, 12:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (28) 0.09 ppb (2) 1.0 μg/m3 (1) 0.6 μg/m3 (3) 28.0
 
May 22, 2022, 11:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.09 ppb (2) 2.0 μg/m3 (2) 0.8 μg/m3 (4) 23.0
 
May 22, 2022, 9:30 p.m. N/A 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (25) 0.09 ppb (2) 1.0 μg/m3 (1) 0.6 μg/m3 (3) 25.0
 
May 22, 2022, 8:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.07 ppb (2) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 29.0
 
May 22, 2022, 7:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.07 ppb (2) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 29.0
 
May 22, 2022, 6:30 p.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (28) 0.08 ppb (2) 2.0 μg/m3 (2) 0.6 μg/m3 (3) 28.0
 
May 22, 2022, 5:30 p.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.07 ppb (2) 2.0 μg/m3 (2) 0.3 μg/m3 (2) 31.0
 
May 22, 2022, 4:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.07 ppb (2) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 33.0
 
May 22, 2022, 3:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.06 ppb (2) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 33.0
 
May 22, 2022, 2:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.06 ppb (2) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 33.0
 
May 22, 2022, 1:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) 0.07 ppb (2) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 34.0
 
May 22, 2022, 12:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.07 ppb (2) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 33.0
 
May 22, 2022, 11:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.06 ppb (2) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 33.0
 
May 22, 2022, 10:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.06 ppb (2) 0.0 μg/m3 (0) 0.6 μg/m3 (3) 31.0
 
May 22, 2022, 9:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (29) 0.06 ppb (2) 1.0 μg/m3 (1) 1.0 μg/m3 (5) 29.0
 
May 22, 2022, 8:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (29) 0.06 ppb (2) 1.0 μg/m3 (1) 1.2 μg/m3 (5) 29.0
 
May 22, 2022, 7:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.05 ppb (2) 1.0 μg/m3 (1) 1.2 μg/m3 (5) 31.0
 
May 22, 2022, 5:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) 0.04 ppb (0) 3.0 μg/m3 (3) 1.4 μg/m3 (6) 32.0
 
May 22, 2022, 3:30 a.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.04 ppb (0) 3.0 μg/m3 (3) 1.6 μg/m3 (7) 33.0
 
May 22, 2022, 2:30 a.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) 0.04 ppb (0) 2.0 μg/m3 (2) 1.6 μg/m3 (7) 33.0
 
May 22, 2022, 1:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) 0.03 ppb (0) 2.0 μg/m3 (2) 1.3 μg/m3 (6) 36.0
 
May 22, 2022, 12:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) 0.04 ppb (0) 3.0 μg/m3 (3) 1.3 μg/m3 (6) 36.0
 
May 21, 2022, 11:30 p.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) 0.03 ppb (0) 3.0 μg/m3 (3) 1.4 μg/m3 (6) 36.0
 
May 21, 2022, 10:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) 0.04 ppb (0) 3.0 μg/m3 (3) 1.3 μg/m3 (6) 36.0
 
May 21, 2022, 9:30 p.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) 0.04 ppb (0) 2.0 μg/m3 (2) 1.0 μg/m3 (5) 38.0
 
May 21, 2022, 8:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) 0.04 ppb (0) 1.0 μg/m3 (1) 0.8 μg/m3 (4) 38.0
 
May 21, 2022, 7:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) 0.04 ppb (0) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 38.0
 
May 21, 2022, 6:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) 0.04 ppb (0) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 38.0
 
May 21, 2022, 5:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) 0.04 ppb (0) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 38.0
 
May 21, 2022, 4:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) 0.04 ppb (0) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 36.0
 
May 21, 2022, 3:30 p.m. N/A 0.3 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) 0.04 ppb (0) 1.0 μg/m3 (1) 0.5 μg/m3 (3) 36.0
 
May 21, 2022, 2:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) 0.04 ppb (0) 0.0 μg/m3 (0) 0.4 μg/m3 (2) 36.0
 
May 21, 2022, 1:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.04 ppb (0) 1.0 μg/m3 (1) 0.5 μg/m3 (3) 33.0
 
May 21, 2022, 12:30 p.m. N/A 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) 0.05 ppb (2) 3.0 μg/m3 (3) 1.0 μg/m3 (5) 31.0
 
May 21, 2022, 10:30 a.m. N/A 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.05 ppb (2) 5.0 μg/m3 (5) 1.6 μg/m3 (7) 25.0
 
May 21, 2022, 9:30 a.m. N/A 1.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (20) 0.06 ppb (2) 6.0 μg/m3 (6) 1.9 μg/m3 (8) 20.0
 
May 21, 2022, 8:30 a.m. N/A 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 20.0 ppb (19) 0.06 ppb (2) 6.0 μg/m3 (6) 2.5 μg/m3 (11) 19.0
 
May 21, 2022, 4:30 a.m. N/A 0.3 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.09 ppb (2) 9.0 μg/m3 (9) 3.4 μg/m3 (15) 18.0
 
May 21, 2022, 3:30 a.m. N/A 0.3 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 20.0 ppb (19) 0.09 ppb (2) 10.0 μg/m3 (10) 3.5 μg/m3 (15) 19.0
 
May 21, 2022, 2:30 a.m. N/A 0.4 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (23) 0.08 ppb (2) 8.0 μg/m3 (8) 3.5 μg/m3 (15) 23.0
 
May 21, 2022, 1:30 a.m. N/A 0.7 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 21.0 ppb (20) 0.13 ppb (2) 10.0 μg/m3 (10) 4.5 μg/m3 (19) 20.0
 
May 21, 2022, 12:30 a.m. N/A 0.8 ppb (1) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 21.0 ppb (20) 0.13 ppb (2) 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
May 20, 2022, 11:30 p.m. N/A 0.6 ppb (1) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 30.0 ppb (28) 0.12 ppb (2) 15.0 μg/m3 (14) 5.3 μg/m3 (23) 28.0
 
May 20, 2022, 10:30 p.m. N/A 0.5 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 35.0 ppb (33) 0.08 ppb (2) 6.0 μg/m3 (6) 2.7 μg/m3 (12) 33.0
 
May 20, 2022, 9:30 p.m. N/A 1.6 ppb (2) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 38.0 ppb (36) 0.06 ppb (2) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 36.0
 
May 20, 2022, 7:30 p.m. N/A 6.1 ppb (6) N/A 16.0 ppb (16) N/A 0.0 ppb (0) 34.0 ppb (32) 0.1 ppb (2) 3.0 μg/m3 (3) 1.1 μg/m3 (5) 32.0
 
May 20, 2022, 6:30 p.m. N/A 7.9 ppb (8) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 32.0 ppb (30) 0.1 ppb (2) 3.0 μg/m3 (3) 1.2 μg/m3 (5) 30.0
 
May 20, 2022, 5:30 p.m. N/A 2.8 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 35.0 ppb (33) 0.07 ppb (2) 3.0 μg/m3 (3) 1.2 μg/m3 (5) 33.0
 
May 20, 2022, 4:30 p.m. N/A 8.6 ppb (9) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 29.0 ppb (27) 0.08 ppb (2) 3.0 μg/m3 (3) 1.6 μg/m3 (7) 27.0
 
May 20, 2022, 3:30 p.m. N/A 9.8 ppb (10) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 27.0 ppb (25) 0.08 ppb (2) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 25.0
 
May 20, 2022, 2:30 p.m. N/A 12.3 ppb (12) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 27.0 ppb (25) 0.07 ppb (2) 3.0 μg/m3 (3) 1.3 μg/m3 (6) 25.0
 
May 20, 2022, 1:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) 0.04 ppb (0) 3.0 μg/m3 (3) 0.8 μg/m3 (4) 32.0
 
May 20, 2022, 11:30 a.m. N/A 0.9 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.06 ppb (2) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 23.0
 
May 20, 2022, 10:30 a.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (22) 0.04 ppb (0) 3.0 μg/m3 (3) 1.0 μg/m3 (5) 22.0
 
May 20, 2022, 9:30 a.m. N/A 2.1 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 17.0 ppb (16) 0.05 ppb (2) 8.0 μg/m3 (8) 2.1 μg/m3 (9) 16.0
 
May 20, 2022, 8:30 a.m. N/A 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (21) 0.03 ppb (0) 3.0 μg/m3 (3) 1.0 μg/m3 (5) 21.0
 
May 20, 2022, 7:30 a.m. N/A 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) 0.03 ppb (0) 5.0 μg/m3 (5) 1.7 μg/m3 (8) 18.0
 
May 20, 2022, 6:30 a.m. N/A 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (22) 0.03 ppb (0) 1.0 μg/m3 (1) 1.1 μg/m3 (5) 22.0
 
May 20, 2022, 5:30 a.m. N/A 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.04 ppb (0) 3.0 μg/m3 (3) 1.6 μg/m3 (7) 23.0
 
May 20, 2022, 4:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) 0.04 ppb (0) 2.0 μg/m3 (2) 1.5 μg/m3 (7) 25.0
 
May 20, 2022, 3:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) 0.04 ppb (0) 3.0 μg/m3 (3) 1.7 μg/m3 (8) 25.0
 
May 20, 2022, 2:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) 0.04 ppb (0) 2.0 μg/m3 (2) 1.4 μg/m3 (6) 25.0
 
May 20, 2022, 1:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (26) 0.04 ppb (0) 2.0 μg/m3 (2) 1.3 μg/m3 (6) 26.0
 
May 20, 2022, 12:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (29) 0.04 ppb (0) 2.0 μg/m3 (2) 1.3 μg/m3 (6) 29.0
 
May 19, 2022, 11:30 p.m. N/A 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) 0.04 ppb (0) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 31.0
 
May 19, 2022, 11:30 p.m. N/A 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) 0.04 ppb (0) 4.0 μg/m3 (4) 1.4 μg/m3 (6) 31.0
 
May 19, 2022, 10:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) 0.04 ppb (0) 2.0 μg/m3 (2) 0.9 μg/m3 (4) 32.0
 
May 19, 2022, 9:30 p.m. N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) 0.04 ppb (0) 1.0 μg/m3 (1) 0.5 μg/m3 (3) 32.0
 
May 19, 2022, 8:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.04 ppb (0) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 33.0
 
May 19, 2022, 7:30 p.m. N/A 1.5 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) 0.04 ppb (0) 0.0 μg/m3 (0) 0.2 μg/m3 (1) 32.0
 
May 19, 2022, 4:30 p.m. N/A 1.1 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (29) 0.08 ppb (2) 18.0 μg/m3 (17) 4.8 μg/m3 (20) 29.0
 
May 19, 2022, 6:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) 0.04 ppb (0) 0.0 μg/m3 (0) 0.3 μg/m3 (2) 25.0
 
May 19, 2022, 5:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 25.0 ppb (24) 0.04 ppb (0) 2.0 μg/m3 (2) 1.2 μg/m3 (5) 24.0
 
May 19, 2022, 4:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 22.0 ppb (21) 0.05 ppb (2) 1.0 μg/m3 (1) 0.9 μg/m3 (4) 21.0
 
May 19, 2022, 3:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 22.0 ppb (21) 0.04 ppb (0) 3.0 μg/m3 (3) 2.1 μg/m3 (9) 21.0
 
May 19, 2022, 2:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 22.0 ppb (21) 0.04 ppb (0) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 21.0
 
May 19, 2022, 1:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (22) 0.05 ppb (2) 4.0 μg/m3 (4) 2.7 μg/m3 (12) 22.0
 
May 18, 2022, 11:30 p.m. N/A 0.3 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 20.0 ppb (19) 0.05 ppb (2) 11.0 μg/m3 (11) 3.6 μg/m3 (16) 19.0
 
May 18, 2022, 10:30 p.m. N/A 0.6 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 19.0 ppb (18) 0.07 ppb (2) 26.0 μg/m3 (25) 6.8 μg/m3 (29) 29.0
 
May 18, 2022, 9:30 p.m. N/A 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (24) 0.07 ppb (2) 15.0 μg/m3 (14) 6.3 μg/m3 (27) 27.0
 
May 18, 2022, 8:30 p.m. N/A 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) 0.06 ppb (2) 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
May 18, 2022, 7:30 p.m. N/A 1.3 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (25) 0.06 ppb (2) 10.0 μg/m3 (10) 5.3 μg/m3 (23) 25.0
 
May 18, 2022, 5:30 p.m. N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) 0.07 ppb (2) 10.0 μg/m3 (10) 4.2 μg/m3 (18) 29.0
 
May 18, 2022, 4:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.07 ppb (2) 16.0 μg/m3 (15) 4.3 μg/m3 (18) 29.0
 
May 18, 2022, 3:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.07 ppb (2) 16.0 μg/m3 (15) 4.1 μg/m3 (18) 30.0
 
May 18, 2022, 3:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.07 ppb (2) 16.0 μg/m3 (15) 4.1 μg/m3 (18) 30.0
 
May 18, 2022, 2:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.06 ppb (2) 11.0 μg/m3 (11) 3.2 μg/m3 (14) 30.0
 
May 18, 2022, 2:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.06 ppb (2) 11.0 μg/m3 (11) 3.2 μg/m3 (14) 30.0
 
May 18, 2022, 1:30 p.m. N/A 0.3 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.06 ppb (2) 7.0 μg/m3 (7) 2.1 μg/m3 (9) 31.0
 
May 18, 2022, 1:30 p.m. N/A 0.3 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.06 ppb (2) 7.0 μg/m3 (7) 2.1 μg/m3 (9) 31.0
 
May 18, 2022, 12:30 p.m. N/A 0.4 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.06 ppb (2) 8.0 μg/m3 (8) 1.6 μg/m3 (7) 32.0
 
May 18, 2022, 12:30 p.m. N/A 0.4 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.06 ppb (2) 8.0 μg/m3 (8) 1.6 μg/m3 (7) 32.0
 
May 18, 2022, 2:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.05 ppb (2) 2.0 μg/m3 (2) 0.5 μg/m3 (3) 32.0
 
May 18, 2022, 1:30 a.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.05 ppb (2) 3.0 μg/m3 (3) 0.5 μg/m3 (3) 33.0
 
May 18, 2022, 12:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.06 ppb (2) 3.0 μg/m3 (3) 0.9 μg/m3 (4) 33.0
 
May 17, 2022, 11:30 p.m. N/A 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) 0.05 ppb (2) 5.0 μg/m3 (5) 1.3 μg/m3 (6) 33.0
 
May 17, 2022, 10:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) 0.06 ppb (2) 9.0 μg/m3 (9) 1.7 μg/m3 (8) 34.0
 
May 17, 2022, 9:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) 0.06 ppb (2) 10.0 μg/m3 (10) 1.9 μg/m3 (8) 34.0
 
May 17, 2022, 8:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) 0.06 ppb (2) 9.0 μg/m3 (9) 1.7 μg/m3 (8) 35.0
 
May 17, 2022, 7:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) 0.07 ppb (2) 14.0 μg/m3 (13) 3.1 μg/m3 (13) 35.0
 
May 17, 2022, 6:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) 0.07 ppb (2) 17.0 μg/m3 (16) 3.1 μg/m3 (13) 35.0
 
May 17, 2022, 6:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) 0.07 ppb (2) 17.0 μg/m3 (16) 3.1 μg/m3 (13) 35.0
 
May 17, 2022, 5:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) 0.06 ppb (2) 15.0 μg/m3 (14) 3.0 μg/m3 (13) 38.0
 
May 17, 2022, 5:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) 0.06 ppb (2) 15.0 μg/m3 (14) 3.0 μg/m3 (13) 38.0
 
May 17, 2022, 4:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) 0.08 ppb (2) 17.0 μg/m3 (16) 3.4 μg/m3 (15) 36.0
 
May 17, 2022, 4:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) 0.08 ppb (2) 17.0 μg/m3 (16) 3.4 μg/m3 (15) 36.0
 
May 17, 2022, 3:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) 0.07 ppb (2) 15.0 μg/m3 (14) 3.3 μg/m3 (14) 37.0
 
May 17, 2022, 3:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) 0.07 ppb (2) 15.0 μg/m3 (14) 3.3 μg/m3 (14) 37.0
 
May 17, 2022, 2:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) 0.07 ppb (2) 15.0 μg/m3 (14) 3.5 μg/m3 (15) 36.0
 
May 17, 2022, 12:30 p.m. N/A 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) 0.07 ppb (2) 25.0 μg/m3 (24) 4.8 μg/m3 (20) 30.0
 
May 17, 2022, 12:30 p.m. N/A 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) 0.07 ppb (2) 25.0 μg/m3 (24) 4.8 μg/m3 (20) 30.0
 
May 17, 2022, 10:30 a.m. N/A 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.08 ppb (2) 8.0 μg/m3 (8) 3.8 μg/m3 (16) 31.0
 
May 17, 2022, 10:30 a.m. N/A 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.08 ppb (2) 8.0 μg/m3 (8) 3.8 μg/m3 (16) 31.0
 
May 17, 2022, 9:30 a.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) 0.07 ppb (2) 11.0 μg/m3 (11) 3.9 μg/m3 (17) 31.0
 
May 17, 2022, 8:30 a.m. N/A 0.3 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) 0.07 ppb (2) 8.0 μg/m3 (8) 3.4 μg/m3 (15) 31.0
 
May 17, 2022, 4:30 a.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) 0.06 ppb (2) 6.0 μg/m3 (6) 3.8 μg/m3 (16) 27.0
 
May 17, 2022, 1:30 a.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.06 ppb (2) 9.0 μg/m3 (9) 4.1 μg/m3 (18) 29.0
 
May 17, 2022, 12:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) 0.06 ppb (2) 9.0 μg/m3 (9) 3.8 μg/m3 (16) 31.0
 
May 16, 2022, 11:30 p.m. N/A 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) 0.06 ppb (2) 10.0 μg/m3 (10) 3.3 μg/m3 (14) 35.0
 
May 16, 2022, 10:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.06 ppb (2) 16.0 μg/m3 (15) 4.3 μg/m3 (18) 33.0
 
May 16, 2022, 9:30 p.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) 0.06 ppb (2) 17.0 μg/m3 (16) 4.2 μg/m3 (18) 35.0
 
May 16, 2022, 8:30 p.m. N/A 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (27) 0.07 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 27.0
 
May 16, 2022, 7:30 p.m. N/A 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.07 ppb (2) 18.0 μg/m3 (17) 4.5 μg/m3 (19) 31.0
 
May 16, 2022, 6:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.07 ppb (2) 14.0 μg/m3 (13) 3.8 μg/m3 (16) 33.0
 
May 16, 2022, 5:30 p.m. N/A 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) 0.07 ppb (2) 27.0 μg/m3 (25) 5.0 μg/m3 (21) 30.0
 
May 16, 2022, 4:30 p.m. N/A 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) 0.07 ppb (2) 17.0 μg/m3 (16) 3.9 μg/m3 (17) 30.0
 
May 16, 2022, 3:30 p.m. N/A 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) 0.07 ppb (2) 15.0 μg/m3 (14) 3.7 μg/m3 (16) 31.0
 
May 16, 2022, 2:30 p.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.07 ppb (2) 14.0 μg/m3 (13) 3.7 μg/m3 (16) 29.0
 
May 16, 2022, 1:30 p.m. N/A 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) 0.07 ppb (2) 19.0 μg/m3 (18) 4.0 μg/m3 (17) 26.0
 
May 16, 2022, 4:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (20) 0.08 ppb (2) 9.0 μg/m3 (9) 4.1 μg/m3 (18) 20.0
 
May 16, 2022, 3:30 a.m. N/A 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (20) 0.1 ppb (2) 10.0 μg/m3 (10) 5.6 μg/m3 (24) 24.0
 
May 16, 2022, 2:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) 0.06 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 27.0
 
May 16, 2022, 2:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) 0.06 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 27.0
 
May 16, 2022, 1:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) 0.07 ppb (2) 9.0 μg/m3 (9) 3.7 μg/m3 (16) 27.0
 
May 16, 2022, 12:30 a.m. N/A 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) 0.08 ppb (2) 14.0 μg/m3 (13) 4.6 μg/m3 (20) 25.0
 
May 15, 2022, 7:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.06 ppb (2) 8.0 μg/m3 (8) 2.8 μg/m3 (12) 32.0
 
May 15, 2022, 5:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.06 ppb (2) 6.0 μg/m3 (6) 2.5 μg/m3 (11) 32.0
 
May 15, 2022, 4:30 p.m. N/A 0.2 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.06 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (9) 32.0