ID: 2495

AQSQID: 040137003

Site Name: Stjohns

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

Updated: Jan. 20, 2021, 10:31 a.m.

Location: Laveen (Sundust Circle), AZ

Reporting: True, Located: True

Current AQI: 76.0

Laveen (Sundust Circle) AZ, US: 33.29015, -112.159874

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.5 μg/m3 (76) N/A 76.0
 
Jan. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 98.6 μg/m3 (73) N/A 73.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 96.7 μg/m3 (72) N/A 72.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 102.3 μg/m3 (75) N/A 75.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 122.4 μg/m3 (85) N/A 85.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 115.6 μg/m3 (81) N/A 81.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 94.2 μg/m3 (71) N/A 71.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.8 μg/m3 (38) N/A 38.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (13) N/A 13.0
 
Jan. 20, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 13.8 μg/m3 (13) N/A 13.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (11) N/A 11.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (12) N/A 12.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (12) N/A 12.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (1) N/A 1.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.6 μg/m3 (20) N/A 20.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (15) N/A 15.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.6 μg/m3 (32) N/A 32.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.6 μg/m3 (18) N/A 18.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.3 μg/m3 (33) N/A 33.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 265.7 μg/m3 (157) N/A 157.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 373.8 μg/m3 (228) N/A 228.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 129.3 μg/m3 (88) N/A 88.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.8 μg/m3 (27) N/A 27.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (37) N/A 37.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (16) N/A 16.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.2 μg/m3 (36) N/A 36.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.3 μg/m3 (33) N/A 33.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.8 μg/m3 (41) N/A 41.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.7 μg/m3 (33) N/A 33.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (41) N/A 41.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.6 μg/m3 (43) N/A 43.0
 
Jan. 19, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 38.6 μg/m3 (36) N/A 36.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.8 μg/m3 (27) N/A 27.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (1) N/A 1.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.4 μg/m3 (38) N/A 38.0
 
Jan. 18, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 33.1 μg/m3 (31) N/A 31.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.6 μg/m3 (33) N/A 33.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) N/A 30.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.1 μg/m3 (33) N/A 33.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (30) N/A 30.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.5 μg/m3 (28) N/A 28.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.7 μg/m3 (28) N/A 28.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.6 μg/m3 (21) N/A 21.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.7 μg/m3 (26) N/A 26.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.3 μg/m3 (17) N/A 17.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.2 μg/m3 (40) N/A 40.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.4 μg/m3 (38) N/A 38.0
 
Jan. 18, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 23.9 μg/m3 (23) N/A 23.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) N/A 8.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -4.9 μg/m3 (0) N/A 0.0
Jan. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.1 μg/m3 (2) N/A 2.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (7) N/A 7.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (1) N/A 1.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) N/A 6.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (14) N/A 14.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.8 μg/m3 (21) N/A 21.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) N/A 13.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.8 μg/m3 (20) N/A 20.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.6 μg/m3 (16) N/A 16.0
 
Jan. 17, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 24.1 μg/m3 (23) N/A 23.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.3 μg/m3 (35) N/A 35.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 65.7 μg/m3 (57) N/A 57.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.2 μg/m3 (28) N/A 28.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.9 μg/m3 (30) N/A 30.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.6 μg/m3 (37) N/A 37.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) N/A 27.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.5 μg/m3 (34) N/A 34.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.6 μg/m3 (44) N/A 44.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.2 μg/m3 (37) N/A 37.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.1 μg/m3 (39) N/A 39.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.7 μg/m3 (45) N/A 45.0
 
Jan. 17, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 49.3 μg/m3 (46) N/A 46.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.5 μg/m3 (15) N/A 15.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (16) N/A 16.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.4 μg/m3 (21) N/A 21.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.9 μg/m3 (20) N/A 20.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.9 μg/m3 (27) N/A 27.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.6 μg/m3 (36) N/A 36.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) N/A 36.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.9 μg/m3 (37) N/A 37.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) N/A 35.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.1 μg/m3 (36) N/A 36.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.7 μg/m3 (34) N/A 34.0
 
Jan. 16, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) N/A 35.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.8 μg/m3 (41) N/A 41.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.1 μg/m3 (39) N/A 39.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.2 μg/m3 (28) N/A 28.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.4 μg/m3 (35) N/A 35.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.5 μg/m3 (32) N/A 32.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.3 μg/m3 (38) N/A 38.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.7 μg/m3 (39) N/A 39.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.3 μg/m3 (26) N/A 26.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.1 μg/m3 (15) N/A 15.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.2 μg/m3 (42) N/A 42.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 60.2 μg/m3 (54) N/A 54.0
 
Jan. 16, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 33.5 μg/m3 (32) N/A 32.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (18) N/A 18.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.7 μg/m3 (21) N/A 21.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) N/A 17.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (12) N/A 12.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (4) N/A 4.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.1 μg/m3 (2) N/A 2.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.8 μg/m3 (32) N/A 32.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.6 μg/m3 (45) N/A 45.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.7 μg/m3 (46) N/A 46.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.6 μg/m3 (48) N/A 48.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.3 μg/m3 (46) N/A 46.0
 
Jan. 15, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 23.1 μg/m3 (22) N/A 22.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.9 μg/m3 (34) N/A 34.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) N/A 30.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (30) N/A 30.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.3 μg/m3 (34) N/A 34.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.4 μg/m3 (35) N/A 35.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.7 μg/m3 (37) N/A 37.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.7 μg/m3 (50) N/A 50.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.8 μg/m3 (52) N/A 52.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (47) N/A 47.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.3 μg/m3 (51) N/A 51.0
 
Jan. 15, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 47.8 μg/m3 (45) N/A 45.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.2 μg/m3 (30) N/A 30.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.7 μg/m3 (37) N/A 37.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.3 μg/m3 (24) N/A 24.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.3 μg/m3 (28) N/A 28.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.9 μg/m3 (29) N/A 29.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.7 μg/m3 (33) N/A 33.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.8 μg/m3 (31) N/A 31.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (52) N/A 52.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.5 μg/m3 (49) N/A 49.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (50) N/A 50.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.9 μg/m3 (37) N/A 37.0
 
Jan. 14, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) N/A 35.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.6 μg/m3 (36) N/A 36.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.6 μg/m3 (35) N/A 35.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.6 μg/m3 (42) N/A 42.0
 
Jan. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.3 μg/m3 (36) N/A 36.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.9 μg/m3 (24) N/A 24.0
 
Jan. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.1 μg/m3 (31) N/A 31.0
 
Jan. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.7 μg/m3 (36) N/A 36.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.3 μg/m3 (40) N/A 40.0
 
Jan. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.4 μg/m3 (40) N/A 40.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.1 μg/m3 (47) N/A 47.0
 
Jan. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.9 μg/m3 (37) N/A 37.0
 
Jan. 14, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (20) N/A 20.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.2 μg/m3 (16) N/A 16.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) N/A 10.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) N/A 8.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.6 μg/m3 (15) N/A 15.0
 
Jan. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.4 μg/m3 (25) N/A 25.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.4 μg/m3 (30) N/A 30.0
 
Jan. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 60.5 μg/m3 (54) N/A 54.0
 
Jan. 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.6 μg/m3 (67) N/A 67.0
 
Jan. 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.3 μg/m3 (52) N/A 52.0
 
Jan. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.8 μg/m3 (48) N/A 48.0
 
Jan. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.8 μg/m3 (34) N/A 34.0
 
Jan. 13, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 33.3 μg/m3 (31) N/A 31.0
 
Jan. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.8 μg/m3 (29) N/A 29.0
 
Jan. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.3 μg/m3 (36) N/A 36.0
 
Jan. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.6 μg/m3 (33) N/A 33.0
 
Jan. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.9 μg/m3 (37) N/A 37.0
 
Jan. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.4 μg/m3 (34) N/A 34.0
 
Jan. 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) N/A 36.0
 
Jan. 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.9 μg/m3 (27) N/A 27.0
 
Jan. 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.3 μg/m3 (25) N/A 25.0
 
Jan. 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.8 μg/m3 (27) N/A 27.0
 
Jan. 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.9 μg/m3 (39) N/A 39.0
 
Jan. 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.5 μg/m3 (52) N/A 52.0
 
Jan. 13, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 34.8 μg/m3 (33) N/A 33.0
 
Jan. 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.2 μg/m3 (16) N/A 16.0