ID: 2075

AQSQID: 000090606

Site Name: Bruderheim

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

Updated: April 22, 2021, 11:44 a.m.

Location: Bruderheim (49 Ave), CC

Reporting: True, Located: True

Current AQI: 35.0

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
April 22, 2021, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.5 μg/m3 (7) 35.0
 
April 22, 2021, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.5 μg/m3 (7) 34.0
 
April 22, 2021, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.5 μg/m3 (7) 34.0
 
April 22, 2021, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.3 μg/m3 (10) 34.0
 
April 22, 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 4.2 μg/m3 (18) 37.0
 
April 22, 2021, 4 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 4.6 μg/m3 (20) 38.0
 
April 22, 2021, 3 a.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 4.5 μg/m3 (19) 38.0
 
April 22, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 4.1 μg/m3 (18) 41.0
 
April 22, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 3.9 μg/m3 (17) 42.0
 
April 22, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 3.3 μg/m3 (14) 45.0
 
April 21, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 2.7 μg/m3 (12) 46.0
 
April 21, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 50.0 ppb (47) N/A N/A 2.5 μg/m3 (11) 47.0
 
April 21, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 2.7 μg/m3 (12) 47.0
 
April 21, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 2.9 μg/m3 (13) 47.0
 
April 21, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 4.0 ppb (6) 50.0 ppb (47) N/A N/A 3.3 μg/m3 (14) 47.0
 
April 21, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 16.0 ppb (23) 48.0 ppb (45) N/A N/A 3.7 μg/m3 (16) 45.0
 
April 21, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 41.0 ppb (58) 42.0 ppb (39) N/A N/A 4.5 μg/m3 (19) 58.0
 
April 21, 2021, 4 p.m. N/A N/A N/A 10.0 ppb (10) N/A 37.0 ppb (53) 35.0 ppb (33) N/A N/A 6.0 μg/m3 (25) 53.0
 
April 21, 2021, 3 p.m. N/A N/A N/A 14.0 ppb (14) N/A 21.0 ppb (30) 30.0 ppb (28) N/A N/A 8.6 μg/m3 (36) 36.0
 
April 21, 2021, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 3.0 ppb (5) 33.0 ppb (31) N/A N/A 6.5 μg/m3 (28) 31.0
 
April 21, 2021, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 5.9 μg/m3 (25) 33.0
 
April 21, 2021, noon N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 5.6 μg/m3 (24) 34.0
 
April 21, 2021, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 5.5 μg/m3 (23) 36.0
 
April 21, 2021, 10 a.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 5.7 μg/m3 (24) 37.0
 
April 21, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 5.8 μg/m3 (25) 38.0
 
April 21, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 5.3 μg/m3 (23) 39.0
 
April 21, 2021, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 4.8 μg/m3 (20) 43.0
 
April 21, 2021, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 4.2 μg/m3 (18) 45.0
 
April 21, 2021, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 3.7 μg/m3 (16) 45.0
 
April 21, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 3.4 μg/m3 (15) 44.0
 
April 21, 2021, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 4.8 μg/m3 (20) 41.0
 
April 21, 2021, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 4.5 μg/m3 (19) 44.0
 
April 21, 2021, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 3.8 μg/m3 (16) 49.0
 
April 21, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 53.0 ppb (50) N/A N/A 2.6 μg/m3 (11) 50.0
 
April 20, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 53.0 ppb (50) N/A N/A 2.3 μg/m3 (10) 50.0
 
April 20, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 2.7 μg/m3 (12) 50.0
 
April 20, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 3.0 μg/m3 (13) 50.0
 
April 20, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 3.2 μg/m3 (14) 50.0
 
April 20, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 3.4 μg/m3 (15) 49.0
 
April 20, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 3.6 μg/m3 (16) 49.0
 
April 20, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 2.0 ppb (3) 51.0 ppb (48) N/A N/A 3.7 μg/m3 (16) 48.0
 
April 20, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 4.0 ppb (6) 47.0 ppb (44) N/A N/A 4.7 μg/m3 (20) 44.0
 
April 20, 2021, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 5.4 μg/m3 (23) 36.0
 
April 20, 2021, 1 p.m. N/A N/A N/A 15.0 ppb (15) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 8.1 μg/m3 (34) 34.0
 
April 20, 2021, noon N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 9.0 ppb (9) N/A N/A 7.6 μg/m3 (32) 32.0
 
April 20, 2021, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 5.5 μg/m3 (23) 23.0
 
April 20, 2021, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 5.5 μg/m3 (23) 23.0
 
April 20, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 5.0 μg/m3 (21) 24.0
 
April 20, 2021, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 5.1 μg/m3 (22) 22.0
 
April 20, 2021, 7 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 5.9 μg/m3 (25) 25.0
 
April 20, 2021, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 4.6 μg/m3 (20) 23.0
 
April 20, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 3.8 μg/m3 (16) 27.0
 
April 20, 2021, 4 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 3.1 μg/m3 (13) 31.0
 
April 20, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.8 μg/m3 (12) 36.0
 
April 20, 2021, 2 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 2.4 μg/m3 (10) 39.0
 
April 20, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 2.6 μg/m3 (11) 41.0
 
April 20, 2021, midnight N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 2.8 μg/m3 (12) 42.0
 
April 19, 2021, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 2.1 μg/m3 (9) 42.0
 
April 19, 2021, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 2.0 μg/m3 (9) 41.0
 
April 19, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 2.0 μg/m3 (9) 40.0
 
April 19, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 1.3 μg/m3 (6) 40.0
 
April 19, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 1.5 μg/m3 (7) 40.0
 
April 19, 2021, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 1.4 μg/m3 (6) 40.0
 
April 19, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.5 μg/m3 (7) 39.0
 
April 19, 2021, 4 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 2.1 μg/m3 (9) 36.0
 
April 19, 2021, 3 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 2.4 μg/m3 (10) 34.0
 
April 19, 2021, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 12.3 μg/m3 (52) 52.0
 
April 19, 2021, 1 p.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 6.8 μg/m3 (29) 29.0
 
April 19, 2021, noon N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 5.4 μg/m3 (23) 23.0
 
April 19, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 4.0 μg/m3 (17) 21.0
 
April 19, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 3.7 μg/m3 (16) 21.0
 
April 19, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 3.4 μg/m3 (15) 27.0
 
April 19, 2021, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 3.0 μg/m3 (13) 26.0
 
April 19, 2021, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 2.5 μg/m3 (11) 25.0
 
April 19, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 2.3 μg/m3 (10) 19.0
 
April 19, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 2.0 μg/m3 (9) 25.0
 
April 19, 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 1.6 μg/m3 (7) 34.0
 
April 19, 2021, 3 a.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 1.5 μg/m3 (7) 36.0
 
April 19, 2021, 2 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 1.3 μg/m3 (6) 37.0
 
April 19, 2021, 1 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 1.2 μg/m3 (5) 38.0
 
April 19, 2021, midnight N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 18, 2021, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.2 μg/m3 (5) 39.0
 
April 18, 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 1.4 μg/m3 (6) 38.0
 
April 18, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.2 μg/m3 (5) 39.0
 
April 18, 2021, 8 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 1.1 μg/m3 (5) 38.0
 
April 18, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.2 μg/m3 (5) 39.0
 
April 18, 2021, 6 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 2.0 μg/m3 (9) 38.0
 
April 18, 2021, 5 p.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 1.9 μg/m3 (8) 38.0
 
April 18, 2021, 4 p.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 2.0 μg/m3 (9) 36.0
 
April 18, 2021, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.8 μg/m3 (12) 34.0
 
April 18, 2021, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 2.2 μg/m3 (10) 32.0
 
April 18, 2021, 1 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 1.9 μg/m3 (8) 32.0
 
April 18, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.9 μg/m3 (8) 33.0
 
April 18, 2021, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.0 μg/m3 (9) 33.0
 
April 18, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 3.2 μg/m3 (14) 31.0
 
April 18, 2021, 9 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 6.9 μg/m3 (29) 31.0
 
April 18, 2021, 8 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 8.4 μg/m3 (36) 36.0
 
April 18, 2021, 7 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 9.1 μg/m3 (38) 38.0
 
April 18, 2021, 6 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 8.6 μg/m3 (36) 36.0
 
April 18, 2021, 5 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 7.1 μg/m3 (30) 38.0
 
April 18, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 5.7 μg/m3 (24) 43.0
 
April 18, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 5.4 μg/m3 (23) 45.0
 
April 18, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 4.2 μg/m3 (18) 43.0
 
April 18, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 3.9 μg/m3 (17) 44.0
 
April 18, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 3.9 μg/m3 (17) 46.0
 
April 17, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 4.1 μg/m3 (18) 49.0
 
April 17, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 4.9 μg/m3 (21) 50.0
 
April 17, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 4.6 μg/m3 (20) 49.0
 
April 17, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 5.8 μg/m3 (25) 50.0
 
April 17, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 4.3 μg/m3 (18) 47.0
 
April 17, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 3.6 μg/m3 (16) 44.0
 
April 17, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 3.2 μg/m3 (14) 40.0
 
April 17, 2021, 4 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 3.0 μg/m3 (13) 38.0
 
April 17, 2021, 3 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 3.0 μg/m3 (13) 35.0
 
April 17, 2021, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 7.2 μg/m3 (31) 31.0
 
April 17, 2021, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 9.6 μg/m3 (40) 40.0
 
April 17, 2021, noon N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 13.1 μg/m3 (54) 54.0
 
April 17, 2021, 11 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 21.4 μg/m3 (71) 71.0
 
April 17, 2021, 10 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 26.0 μg/m3 (81) 81.0
 
April 17, 2021, 9 a.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 31.0 ppb (29) N/A N/A 25.3 μg/m3 (79) 79.0
 
April 17, 2021, 8 a.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 33.0 ppb (31) N/A N/A 18.0 μg/m3 (64) 64.0
 
April 17, 2021, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 9.6 μg/m3 (40) 43.0
 
April 17, 2021, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 46.0 ppb (43) N/A N/A 6.3 μg/m3 (27) 43.0
 
April 17, 2021, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 10.7 μg/m3 (45) 45.0
 
April 17, 2021, 4 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 8.0 μg/m3 (34) 34.0
 
April 17, 2021, 3 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 4.6 μg/m3 (20) 29.0
 
April 17, 2021, 2 a.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 6.1 μg/m3 (26) 35.0
 
April 17, 2021, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 51.0 ppb (48) N/A N/A 5.7 μg/m3 (24) 48.0
 
April 17, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 3.3 μg/m3 (14) 50.0
 
April 16, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 2.6 μg/m3 (11) 51.0
 
April 16, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 56.0 ppb (55) N/A N/A 4.2 μg/m3 (18) 55.0
 
April 16, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 3.0 ppb (5) 57.0 ppb (58) N/A N/A 5.4 μg/m3 (23) 58.0
 
April 16, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 5.0 ppb (8) 55.0 ppb (51) N/A N/A 4.3 μg/m3 (18) 51.0
 
April 16, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 52.0 ppb (49) N/A N/A 4.9 μg/m3 (21) 49.0
 
April 16, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 5.1 μg/m3 (22) 48.0
 
April 16, 2021, 5 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 45.0 ppb (42) N/A N/A 8.3 μg/m3 (35) 42.0
 
April 16, 2021, 4 p.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 41.0 ppb (38) N/A N/A 12.4 μg/m3 (52) 52.0
 
April 16, 2021, 3 p.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 13.7 μg/m3 (55) 55.0
 
April 16, 2021, 2 p.m. N/A N/A N/A 15.0 ppb (15) N/A 2.0 ppb (3) 23.0 ppb (22) N/A N/A 16.6 μg/m3 (61) 61.0
 
April 16, 2021, 1 p.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 16.0 ppb (15) N/A N/A 16.2 μg/m3 (60) 60.0
 
April 16, 2021, noon N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 15.0 ppb (14) N/A N/A 19.0 μg/m3 (66) 66.0
 
April 16, 2021, 11 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 7.0 ppb (7) N/A N/A 6.9 μg/m3 (29) 29.0
 
April 16, 2021, 10 a.m. N/A N/A N/A 22.0 ppb (21) N/A 0.0 ppb (0) 4.0 ppb (4) N/A N/A 6.9 μg/m3 (29) 29.0
 
April 16, 2021, 9 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A 5.7 μg/m3 (24) 24.0
 
April 16, 2021, 8 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A 5.3 μg/m3 (23) 23.0
 
April 16, 2021, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 13.0 ppb (13) N/A N/A 5.7 μg/m3 (24) 24.0
 
April 16, 2021, 6 a.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 4.6 μg/m3 (20) 27.0
 
April 16, 2021, 5 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 4.9 μg/m3 (21) 28.0
 
April 16, 2021, 4 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 6.2 μg/m3 (26) 26.0
 
April 16, 2021, 3 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 6.1 μg/m3 (26) 26.0
 
April 16, 2021, 2 a.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 5.9 μg/m3 (25) 35.0
 
April 16, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 3.0 μg/m3 (13) 45.0
 
April 16, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 3.3 μg/m3 (14) 47.0
 
April 15, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 51.0 ppb (48) N/A N/A 3.5 μg/m3 (15) 48.0
 
April 15, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 2.5 μg/m3 (11) 47.0
 
April 15, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 2.3 μg/m3 (10) 46.0
 
April 15, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 2.8 μg/m3 (12) 46.0
 
April 15, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 3.3 μg/m3 (14) 46.0
 
April 15, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 4.4 μg/m3 (19) 46.0
 
April 15, 2021, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 16.9 μg/m3 (62) 62.0
 
April 15, 2021, 4 p.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 16.0 μg/m3 (60) 60.0
 
April 15, 2021, 3 p.m. N/A N/A N/A 26.0 ppb (25) N/A 2.0 ppb (3) 24.0 ppb (23) N/A N/A 22.0 μg/m3 (72) 72.0
 
April 15, 2021, 2 p.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 13.7 μg/m3 (55) 55.0
 
April 15, 2021, 1 p.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 12.8 μg/m3 (53) 53.0
 
April 15, 2021, noon N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 9.1 μg/m3 (38) 38.0
 
April 15, 2021, 11 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 8.8 μg/m3 (37) 37.0
 
April 15, 2021, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 8.4 μg/m3 (36) 36.0
 
April 15, 2021, 9 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 7.4 μg/m3 (31) 31.0