ID: 2075

AQSQID: 000090606

Site Name: Bruderheim

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

Updated: Jan. 23, 2021, 11:31 a.m.

Location: Bruderheim (49 Ave), CC

Reporting: True, Located: True

Current AQI: 36.0

Bruderheim (49 Ave) CC, CA: 53.800117, -112.927795

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 23, 2021, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A -1.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
Jan. 23, 2021, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 1.2 μg/m3 (5) 31.0
 
Jan. 23, 2021, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 1.5 μg/m3 (7) 29.0
 
Jan. 23, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A -1.0 ppb (0) 35.0 ppb (33) N/A N/A 2.0 μg/m3 (9) 33.0
 
Jan. 23, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.8 μg/m3 (8) 34.0
 
Jan. 23, 2021, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 3.0 μg/m3 (13) 33.0
 
Jan. 23, 2021, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 4.1 μg/m3 (18) 29.0
 
Jan. 23, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 2.9 μg/m3 (13) 30.0
 
Jan. 22, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 3.1 μg/m3 (13) 31.0
 
Jan. 22, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
Jan. 22, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 3.8 μg/m3 (16) 33.0
 
Jan. 22, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 5.3 μg/m3 (23) 33.0
 
Jan. 22, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 6.6 μg/m3 (28) 32.0
 
Jan. 22, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 11.9 μg/m3 (50) 50.0
 
Jan. 22, 2021, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 10.6 μg/m3 (45) 45.0
 
Jan. 22, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (5) 29.0 ppb (27) N/A N/A 3.5 μg/m3 (15) 27.0
 
Jan. 22, 2021, 3 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 24.0 ppb (23) N/A N/A 3.8 μg/m3 (16) 23.0
 
Jan. 22, 2021, 2 p.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 7.2 μg/m3 (31) 31.0
 
Jan. 22, 2021, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
Jan. 22, 2021, noon N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 3.7 μg/m3 (16) 25.0
 
Jan. 22, 2021, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 2.5 μg/m3 (11) 25.0
 
Jan. 22, 2021, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 1.4 μg/m3 (6) 28.0
 
Jan. 22, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 5.2 μg/m3 (22) 28.0
 
Jan. 22, 2021, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 3.1 μg/m3 (13) 31.0
 
Jan. 22, 2021, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 4.1 μg/m3 (18) 30.0
 
Jan. 22, 2021, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.4 μg/m3 (19) 31.0
 
Jan. 22, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 3.8 μg/m3 (16) 31.0
 
Jan. 22, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 5.2 μg/m3 (22) 31.0
 
Jan. 22, 2021, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.4 μg/m3 (19) 31.0
 
Jan. 22, 2021, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 4.5 μg/m3 (19) 32.0
 
Jan. 22, 2021, midnight N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 1.7 μg/m3 (8) 31.0
 
Jan. 21, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.1 μg/m3 (9) 33.0
 
Jan. 21, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.1 μg/m3 (9) 33.0
 
Jan. 21, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.1 μg/m3 (9) 34.0
 
Jan. 21, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 9.3 μg/m3 (39) 39.0
 
Jan. 21, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 8.1 μg/m3 (34) 34.0
 
Jan. 21, 2021, 6 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 4.7 μg/m3 (20) 26.0
 
Jan. 21, 2021, 5 p.m. N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 11.2 μg/m3 (47) 47.0
 
Jan. 21, 2021, 4 p.m. N/A N/A N/A 23.0 ppb (22) N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 7.2 μg/m3 (31) 31.0
 
Jan. 21, 2021, 3 p.m. N/A N/A N/A 21.0 ppb (20) N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A 5.5 μg/m3 (23) 23.0
 
Jan. 21, 2021, 2 p.m. N/A N/A N/A 23.0 ppb (22) N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 15.8 μg/m3 (59) 59.0
 
Jan. 21, 2021, 1 p.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
Jan. 21, 2021, noon N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 10.3 μg/m3 (43) 43.0
 
Jan. 21, 2021, 11 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 3.3 μg/m3 (14) 24.0
 
Jan. 21, 2021, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 2.3 μg/m3 (10) 25.0
 
Jan. 21, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 6.1 μg/m3 (26) 31.0
 
Jan. 21, 2021, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.3 μg/m3 (10) 36.0
 
Jan. 21, 2021, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A -1.0 ppb (0) 38.0 ppb (36) N/A N/A 1.7 μg/m3 (8) 36.0
 
Jan. 21, 2021, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A -1.0 ppb (0) 39.0 ppb (37) N/A N/A 1.8 μg/m3 (8) 37.0
 
Jan. 21, 2021, 5 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.6 μg/m3 (7) 37.0
 
Jan. 21, 2021, 3 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.2 μg/m3 (5) 37.0
 
Jan. 21, 2021, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
Jan. 21, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.9 μg/m3 (4) 38.0
 
Jan. 20, 2021, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.3 μg/m3 (2) 38.0
 
Jan. 20, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.2 μg/m3 (5) 37.0
 
Jan. 20, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.4 μg/m3 (6) 38.0
 
Jan. 20, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.2 μg/m3 (5) 38.0
 
Jan. 20, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 1.5 μg/m3 (7) 38.0
 
Jan. 20, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.4 μg/m3 (10) 38.0
 
Jan. 20, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 39.0 ppb (37) N/A N/A 0.4 μg/m3 (2) 37.0
 
Jan. 20, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.5 μg/m3 (11) 38.0
 
Jan. 20, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
Jan. 20, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 6.3 μg/m3 (27) 38.0
 
Jan. 20, 2021, noon N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 39.0 ppb (37) N/A N/A 3.3 μg/m3 (14) 37.0
 
Jan. 20, 2021, 11 a.m. N/A N/A N/A 2.0 ppb (2) N/A 4.0 ppb (6) 40.0 ppb (38) N/A N/A 2.2 μg/m3 (10) 38.0
 
Jan. 20, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 5.2 μg/m3 (22) 39.0
 
Jan. 20, 2021, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 40.0 ppb (38) N/A N/A 2.1 μg/m3 (9) 38.0
 
Jan. 20, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 3.0 ppb (5) 39.0 ppb (37) N/A N/A 3.1 μg/m3 (13) 37.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 4.1 μg/m3 (18) 38.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 0.9 μg/m3 (4) 39.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.2 μg/m3 (5) 39.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 4.5 μg/m3 (19) 38.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 42.0 ppb (39) N/A N/A 8.4 μg/m3 (36) 39.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 41.0 ppb (38) N/A N/A 2.8 μg/m3 (12) 38.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A 25.0 ppb (24) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 8.5 μg/m3 (36) 36.0
 
Jan. 20, 2021, midnight N/A N/A N/A 24.0 ppb (23) N/A 3.0 ppb (5) 19.0 ppb (18) N/A N/A 7.0 μg/m3 (30) 30.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A 13.0 ppb (13) N/A 5.0 ppb (8) 29.0 ppb (27) N/A N/A 4.3 μg/m3 (18) 27.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A 14.0 ppb (14) N/A 7.0 ppb (10) 29.0 ppb (27) N/A N/A 4.4 μg/m3 (19) 27.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A 11.0 ppb (11) N/A 5.0 ppb (8) 32.0 ppb (30) N/A N/A 3.5 μg/m3 (15) 30.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 2.6 μg/m3 (11) 34.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.8 μg/m3 (8) 35.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.9 μg/m3 (8) 35.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.7 μg/m3 (8) 33.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 1.4 μg/m3 (6) 32.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 1.9 μg/m3 (8) 31.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.4 μg/m3 (6) 33.0
 
Jan. 19, 2021, noon N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 2.1 μg/m3 (9) 28.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A 10.0 ppb (10) N/A 4.0 ppb (6) 26.0 ppb (25) N/A N/A 3.7 μg/m3 (16) 25.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A 13.0 ppb (13) N/A 3.0 ppb (5) 24.0 ppb (23) N/A N/A 5.2 μg/m3 (22) 23.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 5.5 μg/m3 (23) 23.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 6.5 μg/m3 (28) 28.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 10.1 μg/m3 (43) 43.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 20.0 ppb (19) N/A N/A 6.3 μg/m3 (27) 27.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 7.0 ppb (10) 32.0 ppb (30) N/A N/A 3.7 μg/m3 (16) 30.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 3.4 μg/m3 (15) 30.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 3.7 μg/m3 (16) 30.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 9.2 μg/m3 (39) 39.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.6 μg/m3 (11) 34.0
 
Jan. 19, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.3 μg/m3 (6) 35.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.2 μg/m3 (5) 35.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.1 μg/m3 (5) 34.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.0 μg/m3 (5) 34.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.9 μg/m3 (4) 34.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A N/A 34.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 2.9 μg/m3 (13) 32.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 0.9 μg/m3 (4) 32.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 0.8 μg/m3 (4) 31.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 2.4 μg/m3 (10) 27.0
 
Jan. 18, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.7 μg/m3 (8) 32.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 3.5 μg/m3 (15) 27.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 3.0 ppb (5) 28.0 ppb (26) N/A N/A 1.6 μg/m3 (7) 26.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 1.5 μg/m3 (7) 25.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 4.4 μg/m3 (19) 32.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 3.7 μg/m3 (16) 32.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 6.2 μg/m3 (26) 31.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A -1.0 ppb (0) 33.0 ppb (31) N/A N/A 2.2 μg/m3 (10) 31.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.9 μg/m3 (8) 34.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.5 μg/m3 (7) 36.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.5 μg/m3 (7) 35.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.5 μg/m3 (7) 33.0
 
Jan. 18, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.0 μg/m3 (5) 33.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.3 μg/m3 (10) 34.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 3.6 μg/m3 (16) 32.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 4.9 μg/m3 (21) 34.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 33.0 ppb (31) N/A N/A 7.7 μg/m3 (33) 33.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A 15.0 ppb (15) N/A 2.0 ppb (3) 24.0 ppb (23) N/A N/A 13.6 μg/m3 (55) 55.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 14.1 μg/m3 (56) 56.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 13.3 μg/m3 (54) 54.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 5.9 μg/m3 (25) 26.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 5.5 μg/m3 (23) 29.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 4.9 μg/m3 (21) 32.0
 
Jan. 17, 2021, noon N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 4.2 μg/m3 (18) 35.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 3.6 μg/m3 (16) 34.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 4.0 μg/m3 (17) 31.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 5.1 μg/m3 (22) 28.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 6.2 μg/m3 (26) 26.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 5.5 μg/m3 (23) 27.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 6.2 μg/m3 (26) 28.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 5.2 μg/m3 (22) 29.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A 12.0 ppb (12) N/A 5.0 ppb (8) 29.0 ppb (27) N/A N/A 4.9 μg/m3 (21) 27.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A 4.0 ppb (6) 29.0 ppb (27) N/A N/A 4.2 μg/m3 (18) 27.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 3.9 μg/m3 (17) 28.0
 
Jan. 17, 2021, midnight N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 4.3 μg/m3 (18) 26.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 3.2 μg/m3 (14) 30.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 38.0 ppb (36) N/A N/A 5.3 μg/m3 (23) 36.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 3.0 ppb (5) 40.0 ppb (38) N/A N/A 1.6 μg/m3 (7) 38.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 7.0 ppb (10) 37.0 ppb (35) N/A N/A 4.4 μg/m3 (19) 35.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A 14.0 ppb (20) 36.0 ppb (34) N/A N/A 2.8 μg/m3 (12) 34.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 39.0 ppb (37) N/A N/A 0.6 μg/m3 (3) 37.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.4 μg/m3 (2) 38.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.5 μg/m3 (3) 37.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 1.2 μg/m3 (5) 36.0
 
Jan. 16, 2021, noon N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 1.7 μg/m3 (8) 35.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.7 μg/m3 (3) 38.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.8 μg/m3 (4) 38.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 5.0 ppb (8) 38.0 ppb (36) N/A N/A 1.9 μg/m3 (8) 36.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 38.0 ppb (36) N/A N/A 6.3 μg/m3 (27) 36.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 12.8 μg/m3 (53) 53.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 6.0 ppb (9) 37.0 ppb (35) N/A N/A 2.4 μg/m3 (10) 35.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A 11.0 ppb (16) 37.0 ppb (35) N/A N/A 2.9 μg/m3 (13) 35.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 6.8 μg/m3 (29) 29.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A 27.0 ppb (26) N/A 3.0 ppb (5) 17.0 ppb (16) N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 16, 2021, midnight N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 17.0 ppb (16) N/A N/A 10.7 μg/m3 (45) 45.0