ID: 2076

AQSQID: 000091701

Site Name: Steeper

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

Updated: Aug. 8, 2020, 4:40 p.m.

Location: Alberta (Yellowhead Co), CC

Reporting: True, Located: True

Current AQI: 20.0

Alberta (Yellowhead Co) CC, CA: 53.1325, -117.09111

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 8, 2020, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.5 μg/m3 (2) 20.0
 
Aug. 8, 2020, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 0.5 μg/m3 (2) 21.0
 
Aug. 8, 2020, noon N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.5 μg/m3 (2) 23.0
 
Aug. 8, 2020, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.5 μg/m3 (2) 22.0
 
Aug. 8, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (2) 2.0
 
Aug. 8, 2020, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.5 μg/m3 (2) 22.0
 
Aug. 8, 2020, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.6 μg/m3 (2) 20.0
 
Aug. 8, 2020, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.7 μg/m3 (3) 20.0
 
Aug. 8, 2020, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 0.7 μg/m3 (3) 19.0
 
Aug. 8, 2020, 5 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.6 μg/m3 (2) 23.0
 
Aug. 8, 2020, 4 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.5 μg/m3 (2) 22.0
 
Aug. 8, 2020, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.5 μg/m3 (2) 23.0
 
Aug. 8, 2020, 1 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.5 μg/m3 (2) 25.0
 
Aug. 8, 2020, midnight N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.5 μg/m3 (2) 25.0
 
Aug. 7, 2020, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 0.6 μg/m3 (2) 26.0
 
Aug. 7, 2020, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 0.6 μg/m3 (2) 27.0
 
Aug. 7, 2020, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 0.6 μg/m3 (2) 27.0
 
Aug. 7, 2020, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 0.5 μg/m3 (2) 27.0
 
Aug. 7, 2020, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 0.5 μg/m3 (2) 26.0
 
Aug. 7, 2020, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 0.5 μg/m3 (2) 25.0
 
Aug. 7, 2020, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 0.6 μg/m3 (2) 25.0
 
Aug. 7, 2020, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.7 μg/m3 (3) 25.0
 
Aug. 7, 2020, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.8 μg/m3 (3) 15.0
 
Aug. 7, 2020, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 0.9 μg/m3 (4) 18.0
 
Aug. 7, 2020, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 1.1 μg/m3 (5) 22.0
 
Aug. 7, 2020, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.9 μg/m3 (4) 32.0
 
Aug. 7, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (4) 4.0
 
Aug. 7, 2020, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 1.1 μg/m3 (5) 35.0
 
Aug. 7, 2020, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.7 μg/m3 (3) 23.0
 
Aug. 7, 2020, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.0 μg/m3 (4) 26.0
 
Aug. 7, 2020, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.5 μg/m3 (6) 26.0
 
Aug. 7, 2020, 5 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
Aug. 7, 2020, 4 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 2.6 μg/m3 (11) 28.0
 
Aug. 7, 2020, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
Aug. 7, 2020, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 3.6 μg/m3 (15) 35.0
 
Aug. 7, 2020, 1 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 3.3 μg/m3 (14) 36.0
 
Aug. 7, 2020, midnight N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 3.5 μg/m3 (15) 37.0
 
Aug. 6, 2020, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 3.6 μg/m3 (15) 38.0
 
Aug. 6, 2020, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 2.3 μg/m3 (10) 41.0
 
Aug. 6, 2020, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 1.9 μg/m3 (8) 41.0
 
Aug. 6, 2020, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 4.8 μg/m3 (20) 39.0
 
Aug. 6, 2020, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 4.7 μg/m3 (20) 41.0
 
Aug. 6, 2020, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 11.7 μg/m3 (49) 49.0
 
Aug. 6, 2020, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 5.8 μg/m3 (24) 38.0
 
Aug. 6, 2020, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 7.1 μg/m3 (30) 35.0
 
Aug. 6, 2020, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 12.3 μg/m3 (51) 51.0
 
Aug. 6, 2020, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 7.0 μg/m3 (29) 29.0
 
Aug. 6, 2020, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 8.4 μg/m3 (35) 35.0
 
Aug. 6, 2020, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 8.8 μg/m3 (37) 37.0
 
Aug. 6, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
Aug. 6, 2020, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 8.2 μg/m3 (34) 34.0
 
Aug. 6, 2020, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 7.9 μg/m3 (33) 33.0
 
Aug. 6, 2020, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 6.1 μg/m3 (25) 25.0
 
Aug. 6, 2020, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 5.4 μg/m3 (23) 26.0
 
Aug. 6, 2020, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
Aug. 6, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 4.3 μg/m3 (18) 37.0
 
Aug. 6, 2020, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 3.6 μg/m3 (15) 37.0
 
Aug. 6, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 3.6 μg/m3 (15) 35.0
 
Aug. 6, 2020, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 4.2 μg/m3 (18) 38.0
 
Aug. 6, 2020, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 3.8 μg/m3 (16) 36.0
 
Aug. 5, 2020, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 3.7 μg/m3 (15) 34.0
 
Aug. 5, 2020, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 2.8 μg/m3 (12) 35.0
 
Aug. 5, 2020, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 3.2 μg/m3 (13) 34.0
 
Aug. 5, 2020, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 3.7 μg/m3 (15) 31.0
 
Aug. 5, 2020, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 4.2 μg/m3 (18) 29.0
 
Aug. 5, 2020, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
Aug. 5, 2020, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.6 μg/m3 (15) 28.0
 
Aug. 5, 2020, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
Aug. 5, 2020, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 3.1 μg/m3 (13) 25.0
 
Aug. 5, 2020, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
Aug. 5, 2020, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.1 μg/m3 (17) 24.0
 
Aug. 5, 2020, noon N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 2.4 μg/m3 (10) 25.0
 
Aug. 5, 2020, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 2.2 μg/m3 (9) 23.0
 
Aug. 5, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (10) 10.0
 
Aug. 5, 2020, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 2.5 μg/m3 (10) 25.0
 
Aug. 5, 2020, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
Aug. 5, 2020, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
Aug. 5, 2020, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 2.1 μg/m3 (9) 25.0
 
Aug. 5, 2020, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 2.1 μg/m3 (9) 27.0
 
Aug. 5, 2020, 4 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 1.9 μg/m3 (8) 32.0
 
Aug. 5, 2020, 3 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 1.7 μg/m3 (7) 32.0
 
Aug. 5, 2020, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 1.7 μg/m3 (7) 35.0
 
Aug. 5, 2020, 1 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 1.6 μg/m3 (7) 37.0
 
Aug. 5, 2020, midnight N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 1.8 μg/m3 (8) 38.0
 
Aug. 4, 2020, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 1.6 μg/m3 (7) 38.0
 
Aug. 4, 2020, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 1.5 μg/m3 (6) 37.0
 
Aug. 4, 2020, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 1.5 μg/m3 (6) 37.0
 
Aug. 4, 2020, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 1.5 μg/m3 (6) 37.0
 
Aug. 4, 2020, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 1.5 μg/m3 (6) 36.0
 
Aug. 4, 2020, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 1.4 μg/m3 (6) 35.0
 
Aug. 4, 2020, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 1.5 μg/m3 (6) 32.0
 
Aug. 4, 2020, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.6 μg/m3 (7) 28.0
 
Aug. 4, 2020, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.6 μg/m3 (7) 28.0
 
Aug. 4, 2020, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 1.6 μg/m3 (7) 27.0
 
Aug. 4, 2020, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 1.8 μg/m3 (8) 16.0
 
Aug. 4, 2020, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 1.7 μg/m3 (7) 12.0
 
Aug. 4, 2020, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 1.6 μg/m3 (7) 13.0
 
Aug. 4, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (7) 7.0
 
Aug. 4, 2020, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.5 μg/m3 (6) 15.0
 
Aug. 4, 2020, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 1.4 μg/m3 (6) 18.0
 
Aug. 4, 2020, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 1.4 μg/m3 (6) 22.0
 
Aug. 4, 2020, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.3 μg/m3 (5) 26.0
 
Aug. 4, 2020, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 1.5 μg/m3 (6) 23.0
 
Aug. 4, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 1.7 μg/m3 (7) 19.0
 
Aug. 4, 2020, 3 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 1.5 μg/m3 (6) 25.0
 
Aug. 4, 2020, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 1.3 μg/m3 (5) 27.0
 
Aug. 4, 2020, 1 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.3 μg/m3 (5) 28.0
 
Aug. 4, 2020, midnight N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 1.3 μg/m3 (5) 27.0
 
Aug. 3, 2020, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 3.1 μg/m3 (13) 25.0
 
Aug. 3, 2020, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
Aug. 3, 2020, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.1 μg/m3 (17) 24.0
 
Aug. 3, 2020, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 4.8 μg/m3 (20) 20.0
 
Aug. 3, 2020, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 4.9 μg/m3 (20) 20.0
 
Aug. 3, 2020, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 7.0 μg/m3 (29) 29.0
 
Aug. 3, 2020, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 7.6 μg/m3 (32) 32.0
 
Aug. 3, 2020, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 6.3 μg/m3 (26) 26.0
 
Aug. 3, 2020, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 5.7 μg/m3 (24) 24.0
 
Aug. 3, 2020, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 6.3 μg/m3 (26) 26.0
 
Aug. 3, 2020, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 6.7 μg/m3 (28) 28.0
 
Aug. 3, 2020, noon N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
Aug. 3, 2020, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.6 μg/m3 (19) 27.0
 
Aug. 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
Aug. 3, 2020, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 7.1 μg/m3 (30) 30.0
 
Aug. 3, 2020, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 10.2 μg/m3 (42) 42.0
 
Aug. 3, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 11.4 μg/m3 (48) 48.0
 
Aug. 3, 2020, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 10.8 μg/m3 (45) 45.0
 
Aug. 3, 2020, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 10.7 μg/m3 (45) 45.0
 
Aug. 3, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 9.9 μg/m3 (41) 41.0
 
Aug. 3, 2020, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 12.5 μg/m3 (51) 51.0
 
Aug. 3, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 11.4 μg/m3 (48) 48.0
 
Aug. 3, 2020, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 12.3 μg/m3 (51) 51.0
 
Aug. 3, 2020, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 12.2 μg/m3 (50) 50.0
 
Aug. 2, 2020, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 11.9 μg/m3 (50) 50.0
 
Aug. 2, 2020, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 12.6 μg/m3 (51) 51.0
 
Aug. 2, 2020, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 13.7 μg/m3 (54) 54.0
 
Aug. 2, 2020, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 13.3 μg/m3 (53) 53.0
 
Aug. 2, 2020, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 14.6 μg/m3 (56) 56.0
 
Aug. 2, 2020, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 14.3 μg/m3 (55) 55.0
 
Aug. 2, 2020, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 15.1 μg/m3 (57) 57.0
 
Aug. 2, 2020, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 14.5 μg/m3 (55) 55.0
 
Aug. 2, 2020, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 12.0 μg/m3 (50) 50.0
 
Aug. 2, 2020, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 10.1 μg/m3 (42) 42.0
 
Aug. 2, 2020, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 2, 2020, noon N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 9.8 μg/m3 (41) 41.0
 
Aug. 2, 2020, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 9.7 μg/m3 (40) 40.0
 
Aug. 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
Aug. 2, 2020, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 8.8 μg/m3 (37) 37.0
 
Aug. 2, 2020, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 9.4 μg/m3 (39) 39.0
 
Aug. 2, 2020, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 10.8 μg/m3 (45) 45.0
 
Aug. 2, 2020, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 11.3 μg/m3 (47) 47.0
 
Aug. 2, 2020, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 2, 2020, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 8.2 μg/m3 (34) 34.0
 
Aug. 2, 2020, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 8.3 μg/m3 (35) 35.0
 
Aug. 2, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 7.7 μg/m3 (32) 32.0
 
Aug. 2, 2020, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 7.2 μg/m3 (30) 32.0
 
Aug. 2, 2020, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.9 μg/m3 (29) 32.0
 
Aug. 1, 2020, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 8.6 μg/m3 (36) 36.0
 
Aug. 1, 2020, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 1, 2020, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 10.9 μg/m3 (45) 45.0
 
Aug. 1, 2020, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 13.7 μg/m3 (54) 54.0
 
Aug. 1, 2020, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 13.0 μg/m3 (52) 52.0
 
Aug. 1, 2020, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 13.7 μg/m3 (54) 54.0
 
Aug. 1, 2020, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 9.7 μg/m3 (40) 40.0
 
Aug. 1, 2020, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 5.9 μg/m3 (25) 37.0
 
Aug. 1, 2020, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 11.0 μg/m3 (46) 46.0
 
Aug. 1, 2020, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 6.8 μg/m3 (28) 28.0
 
Aug. 1, 2020, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 8.6 μg/m3 (36) 36.0
 
Aug. 1, 2020, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A 12.2 μg/m3 (50) 50.0