ID: 1610

AQSQID: 450630008

Site Name: Irmo

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

Updated: Sept. 23, 2020, 4:40 p.m.

Location: Columbia (Seven Oaks), SC

Reporting: False, Located: True

Current AQI: None

Columbia (Seven Oaks) SC, US: 34.051102, -81.154999

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 31, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.0 μg/m3 (155) 155.0
 
Aug. 31, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 76.7 μg/m3 (161) 161.0
 
Aug. 31, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 71.2 μg/m3 (158) 158.0
 
Aug. 31, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (121) 121.0
 
Aug. 31, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.6 μg/m3 (103) 103.0
 
Aug. 31, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (41) 41.0
 
Aug. 31, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (6) 6.0
 
Aug. 31, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) N/A
Aug. 31, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) N/A
Aug. 31, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.2 μg/m3 (0) N/A
Aug. 31, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.1 μg/m3 (0) N/A
Aug. 31, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.9 μg/m3 (0) N/A
Aug. 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (40) 40.0
 
Aug. 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (55) 55.0
 
Aug. 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (2) 2.0
 
Aug. 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Aug. 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (30) 30.0
 
Aug. 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (48) 48.0
 
Aug. 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (30) 30.0
 
Aug. 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A
Aug. 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.7 μg/m3 (60) 60.0
 
Aug. 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (67) 67.0
 
Aug. 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.4 μg/m3 (76) 76.0
 
Aug. 30, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 52.0
 
Aug. 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Aug. 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (53) 53.0
 
Aug. 30, 2020, 9 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. 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.3 μg/m3 (0) N/A
Aug. 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.1 μg/m3 (0) N/A
Aug. 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.9 μg/m3 (0) N/A
Aug. 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.8 μg/m3 (0) N/A
Aug. 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Aug. 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
Aug. 29, 2020, 9 p.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. 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.5 μg/m3 (51) 51.0
 
Aug. 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.4 μg/m3 (0) N/A
Aug. 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (64) 64.0
 
Aug. 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.6 μg/m3 (75) 75.0
 
Aug. 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (62) 62.0
 
Aug. 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.5 μg/m3 (57) 57.0
 
Aug. 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.5 μg/m3 (57) 57.0
 
Aug. 29, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (61) 61.0
 
Aug. 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (51) 51.0
 
Aug. 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.8 μg/m3 (0) N/A
Aug. 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -3.7 μg/m3 (0) N/A
Aug. 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (8) 8.0
 
Aug. 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Aug. 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (55) 55.0
 
Aug. 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (59) 59.0
 
Aug. 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (58) 58.0
 
Aug. 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (64) 64.0
 
Aug. 29, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.6 μg/m3 (60) 60.0
 
Aug. 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.2 μg/m3 (0) N/A
Aug. 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) N/A
Aug. 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (15) 15.0
 
Aug. 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (17) 17.0
 
Aug. 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.2 μg/m3 (0) N/A
Aug. 28, 2020, 5 p.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. 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (71) 71.0
 
Aug. 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (65) 65.0
 
Aug. 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (22) 22.0
 
Aug. 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Aug. 28, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (26) 26.0
 
Aug. 28, 2020, 11 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. 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (2) 2.0
 
Aug. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.3 μg/m3 (0) N/A
Aug. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.7 μg/m3 (7) 7.0
 
Aug. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Aug. 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 52.0
 
Aug. 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.1 μg/m3 (61) 61.0
 
Aug. 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (68) 68.0
 
Aug. 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (72) 72.0
 
Aug. 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.6 μg/m3 (81) 81.0
 
Aug. 28, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.5 μg/m3 (79) 79.0
 
Aug. 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (3) 3.0
 
Aug. 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
Aug. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (55) 55.0
 
Aug. 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.5 μg/m3 (64) 64.0
 
Aug. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (52) 52.0
 
Aug. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.7 μg/m3 (60) 60.0
 
Aug. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (14) 14.0
 
Aug. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (60) 60.0
 
Aug. 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.7 μg/m3 (75) 75.0
 
Aug. 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (65) 65.0
 
Aug. 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (60) 60.0
 
Aug. 27, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (52) 52.0
 
Aug. 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
Aug. 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) N/A
Aug. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Aug. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (15) 15.0
 
Aug. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
Aug. 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (34) 34.0
 
Aug. 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
Aug. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (24) 24.0
 
Aug. 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (54) 54.0
 
Aug. 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (50) 50.0
 
Aug. 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0
 
Aug. 26, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.1 μg/m3 (0) N/A
Aug. 26, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (16) 16.0
 
Aug. 26, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
Aug. 26, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (35) 35.0
 
Aug. 26, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Aug. 26, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (27) 27.0
 
Aug. 26, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 45.0
 
Aug. 26, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (55) 55.0
 
Aug. 26, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (34) 34.0
 
Aug. 26, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.5 μg/m3 (0) N/A
Aug. 26, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.8 μg/m3 (0) N/A
Aug. 26, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.9 μg/m3 (0) N/A
Aug. 26, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.8 μg/m3 (0) N/A
Aug. 25, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (55) 55.0
 
Aug. 25, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.5 μg/m3 (0) N/A
Aug. 25, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (35) 35.0
 
Aug. 25, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (59) 59.0
 
Aug. 25, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (17) 17.0
 
Aug. 25, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
Aug. 25, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.3 μg/m3 (0) N/A
Aug. 25, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (13) 13.0
 
Aug. 25, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (16) 16.0
 
Aug. 25, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
Aug. 25, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.5 μg/m3 (0) N/A
Aug. 25, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (6) 6.0
 
Aug. 25, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
Aug. 25, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
Aug. 25, 2020, 1 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. 25, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (30) 30.0
 
Aug. 24, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (31) 31.0
 
Aug. 24, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
Aug. 24, 2020, 9 p.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. 24, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.5 μg/m3 (0) N/A
Aug. 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.9 μg/m3 (63) 63.0
 
Aug. 24, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (3) 3.0
 
Aug. 24, 2020, 5 p.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. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Aug. 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.7 μg/m3 (32) 32.0
 
Aug. 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (3) 3.0
 
Aug. 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
Aug. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
Aug. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Aug. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Aug. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.3 μg/m3 (0) N/A
Aug. 24, 2020, 7 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. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0
 
Aug. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Aug. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.1 μg/m3 (50) 50.0
 
Aug. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (46) 46.0
 
Aug. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (30) 30.0
 
Aug. 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (47) 47.0
 
Aug. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (50) 50.0
 
Aug. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (52) 52.0
 
Aug. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Aug. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.7 μg/m3 (7) 7.0
 
Aug. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.1 μg/m3 (5) 5.0
 
Aug. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (58) 58.0
 
Aug. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (43) 43.0
 
Aug. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) N/A
Aug. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A
Aug. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (15) 15.0
 
Aug. 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 45.0
 
Aug. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.8 μg/m3 (0) N/A
Aug. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (13) 13.0
 
Aug. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 38.3 μg/m3 (107) 107.0
 
Aug. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.7 μg/m3 (0) N/A
Aug. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (13) 13.0
 
Aug. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0