ID: 2953

AQSQID: 401050207

Site Name: Union

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

Updated: Jan. 19, 2022, 9:34 p.m.

Location: S Coffeyville (US Route 169), OK

Reporting: True, Located: True

Current AQI: 31.0

S Coffeyville (US Route 169) OK, US: 36.918242, -95.632127

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 7.4 μg/m3 (31) 31.0
 
Jan. 19, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 7.7 μg/m3 (33) 33.0
 
Jan. 19, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 9.2 μg/m3 (39) 39.0
 
Jan. 19, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 10.5 μg/m3 (44) 44.0
 
Jan. 19, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 16.0 μg/m3 (60) 60.0
 
Jan. 19, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 22.4 μg/m3 (73) 73.0
 
Jan. 19, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 21.9 μg/m3 (72) 72.0
 
Jan. 19, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 18.6 μg/m3 (65) 65.0
 
Jan. 19, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 16.2 μg/m3 (60) 60.0
 
Jan. 19, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 16.0 μg/m3 (60) 60.0
 
Jan. 19, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 14.8 μg/m3 (57) 57.0
 
Jan. 19, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) 17.9 μg/m3 (64) 64.0
 
Jan. 19, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 20.9 μg/m3 (70) 70.0
 
Jan. 19, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (40) 20.5 μg/m3 (69) 69.0
 
Jan. 19, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (44) 21.4 μg/m3 (71) 71.0
 
Jan. 19, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (53) 22.4 μg/m3 (73) 73.0
 
Jan. 19, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (48) 19.1 μg/m3 (66) 66.0
 
Jan. 19, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (42) 15.7 μg/m3 (59) 59.0
 
Jan. 19, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (50) 15.4 μg/m3 (58) 58.0
 
Jan. 19, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (55) 13.8 μg/m3 (55) 55.0
 
Jan. 19, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (42) 11.9 μg/m3 (50) 50.0
 
Jan. 18, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (38) 11.1 μg/m3 (47) 47.0
 
Jan. 18, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (43) 43.0
 
Jan. 18, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 10.4 μg/m3 (44) 44.0
 
Jan. 18, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 11.3 μg/m3 (48) 48.0
 
Jan. 18, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 11.7 μg/m3 (49) 49.0
 
Jan. 18, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 12.2 μg/m3 (52) 52.0
 
Jan. 18, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 11.6 μg/m3 (49) 49.0
 
Jan. 18, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 10.9 μg/m3 (46) 46.0
 
Jan. 18, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 9.9 μg/m3 (42) 42.0
 
Jan. 18, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
Jan. 18, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 7.4 μg/m3 (31) 31.0
 
Jan. 18, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 6.8 μg/m3 (29) 29.0
 
Jan. 18, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 6.4 μg/m3 (27) 27.0
 
Jan. 18, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 8.8 μg/m3 (37) 37.0
 
Jan. 18, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 15.7 μg/m3 (59) 59.0
 
Jan. 18, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 19.4 μg/m3 (67) 67.0
 
Jan. 18, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 16.8 μg/m3 (61) 61.0
 
Jan. 18, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 10.8 μg/m3 (46) 46.0
 
Jan. 18, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
Jan. 18, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 6.3 μg/m3 (27) 27.0
 
Jan. 18, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 6.7 μg/m3 (28) 28.0
 
Jan. 18, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 7.8 μg/m3 (33) 33.0
 
Jan. 18, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 7.3 μg/m3 (31) 31.0
 
Jan. 17, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
Jan. 17, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 2.7 μg/m3 (12) 12.0
 
Jan. 17, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 2.3 μg/m3 (10) 13.0
 
Jan. 17, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 2.0 μg/m3 (9) 10.0
 
Jan. 17, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 2.8 μg/m3 (12) 12.0
 
Jan. 17, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 4.3 μg/m3 (18) 18.0
 
Jan. 17, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 4.7 μg/m3 (20) 20.0
 
Jan. 17, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 5.1 μg/m3 (22) 22.0
 
Jan. 17, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 7.7 μg/m3 (33) 33.0
 
Jan. 17, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 6.7 μg/m3 (28) 28.0
 
Jan. 17, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 6.6 μg/m3 (28) 28.0
 
Jan. 17, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 6.2 μg/m3 (26) 26.0
 
Jan. 17, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 5.9 μg/m3 (25) 25.0
 
Jan. 17, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 6.1 μg/m3 (26) 26.0
 
Jan. 17, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 4.9 μg/m3 (21) 21.0
 
Jan. 17, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 7.1 μg/m3 (30) 30.0
 
Jan. 17, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 15.3 μg/m3 (58) 58.0
 
Jan. 17, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 16.8 μg/m3 (61) 61.0
 
Jan. 17, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 16.1 μg/m3 (60) 60.0
 
Jan. 17, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 15.1 μg/m3 (58) 58.0
 
Jan. 17, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 13.8 μg/m3 (55) 55.0
 
Jan. 17, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 12.9 μg/m3 (53) 53.0
 
Jan. 16, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 14.3 μg/m3 (56) 56.0
 
Jan. 16, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 11.7 μg/m3 (49) 49.0
 
Jan. 16, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.8 μg/m3 (41) 41.0
 
Jan. 16, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 12.5 μg/m3 (52) 52.0
 
Jan. 16, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 15.5 μg/m3 (59) 59.0
 
Jan. 16, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 15.6 μg/m3 (59) 59.0
 
Jan. 16, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 14.8 μg/m3 (57) 57.0
 
Jan. 16, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 14.9 μg/m3 (57) 57.0
 
Jan. 16, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 16.0 μg/m3 (60) 60.0
 
Jan. 16, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 16.9 μg/m3 (62) 62.0
 
Jan. 16, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 17.1 μg/m3 (62) 62.0
 
Jan. 16, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 16.8 μg/m3 (61) 61.0
 
Jan. 16, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 19.7 μg/m3 (67) 67.0
 
Jan. 16, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 19.5 μg/m3 (67) 67.0
 
Jan. 16, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 17.9 μg/m3 (64) 64.0
 
Jan. 16, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 16.8 μg/m3 (61) 61.0
 
Jan. 16, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 17.0 μg/m3 (62) 62.0
 
Jan. 16, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 16.6 μg/m3 (61) 61.0
 
Jan. 16, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 15.6 μg/m3 (59) 59.0
 
Jan. 16, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 13.7 μg/m3 (55) 55.0
 
Jan. 16, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 13.1 μg/m3 (54) 54.0
 
Jan. 16, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 13.2 μg/m3 (54) 54.0
 
Jan. 16, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 12.9 μg/m3 (53) 53.0
 
Jan. 16, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 12.4 μg/m3 (52) 52.0
 
Jan. 15, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 12.6 μg/m3 (53) 53.0
 
Jan. 15, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 13.0 μg/m3 (53) 53.0
 
Jan. 15, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 12.7 μg/m3 (53) 53.0
 
Jan. 15, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 13.0 μg/m3 (53) 53.0
 
Jan. 15, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 12.4 μg/m3 (52) 52.0
 
Jan. 15, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 11.2 μg/m3 (47) 47.0
 
Jan. 15, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 10.8 μg/m3 (46) 46.0
 
Jan. 15, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 10.5 μg/m3 (44) 44.0
 
Jan. 15, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 10.6 μg/m3 (45) 45.0
 
Jan. 15, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 10.3 μg/m3 (43) 43.0
 
Jan. 15, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.9 μg/m3 (42) 42.0
 
Jan. 15, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 10.4 μg/m3 (44) 44.0
 
Jan. 15, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Jan. 15, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 10.5 μg/m3 (44) 44.0
 
Jan. 15, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 11.1 μg/m3 (47) 47.0
 
Jan. 15, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 10.4 μg/m3 (44) 44.0
 
Jan. 15, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 7.9 μg/m3 (33) 33.0
 
Jan. 15, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 6.3 μg/m3 (27) 27.0
 
Jan. 15, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 8.3 μg/m3 (35) 35.0
 
Jan. 15, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 12.4 μg/m3 (52) 52.0
 
Jan. 15, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (43) 12.3 μg/m3 (52) 52.0
 
Jan. 15, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (50) 10.4 μg/m3 (44) 50.0
 
Jan. 15, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (57) 11.3 μg/m3 (48) 57.0
 
Jan. 15, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (57) 10.6 μg/m3 (45) 57.0
 
Jan. 14, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (55) 10.8 μg/m3 (46) 55.0
 
Jan. 14, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (56) 11.1 μg/m3 (47) 56.0
 
Jan. 14, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 8.0 μg/m3 (34) 34.0
 
Jan. 14, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 7.8 μg/m3 (33) 33.0
 
Jan. 14, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
Jan. 14, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
Jan. 14, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 7.2 μg/m3 (31) 31.0
 
Jan. 14, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 11.5 μg/m3 (48) 48.0
 
Jan. 14, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 116.0 μg/m3 (82) 15.9 μg/m3 (59) 82.0
 
Jan. 14, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 206.0 μg/m3 (127) 18.4 μg/m3 (65) 127.0
 
Jan. 14, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (43) 10.2 μg/m3 (43) 43.0
 
Jan. 14, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (58) 12.4 μg/m3 (52) 58.0
 
Jan. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 10.8 μg/m3 (46) 45.0
 
Jan. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 10.1 μg/m3 (43) 42.0
 
Jan. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 10.4 μg/m3 (44) 43.0
 
Jan. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 10.2 μg/m3 (43) 42.0
 
Jan. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 10.6 μg/m3 (45) 44.0
 
Jan. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 10.0 μg/m3 (42) 42.0
 
Jan. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A N/A 9.7 μg/m3 (41) 40.0
 
Jan. 14, 2020, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A N/A 9.4 μg/m3 (40) 39.0
 
Jan. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 8.4 μg/m3 (36) 35.0
 
Jan. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 7.5 μg/m3 (32) 31.0
 
Jan. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 7.2 μg/m3 (31) 30.0
 
Jan. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 7.1 μg/m3 (30) 30.0
 
Jan. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 6.8 μg/m3 (29) 28.0
 
Jan. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 6.5 μg/m3 (28) 27.0
 
Jan. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 5.9 μg/m3 (25) 25.0
 
Jan. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 6.2 μg/m3 (26) 26.0
 
Jan. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 4.8 μg/m3 (20) 20.0
 
Jan. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 4.5 μg/m3 (19) 19.0
 
Jan. 14, 2020, midnight N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 4.7 μg/m3 (20) 20.0
 
Jan. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 24.0
 
Jan. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 7.9 μg/m3 (33) 33.0
 
Jan. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 5.3 μg/m3 (23) 22.0
 
Jan. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 5.8 μg/m3 (25) 24.0
 
Jan. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 6.1 μg/m3 (26) 25.0
 
Jan. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 7.2 μg/m3 (31) 30.0
 
Jan. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 7.0 μg/m3 (30) 29.0
 
Jan. 13, 2020, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 7.0 μg/m3 (30) 29.0
 
Jan. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 5.9 μg/m3 (25) 25.0
 
Jan. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 5.2 μg/m3 (22) 22.0
 
Jan. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 5.1 μg/m3 (22) 21.0
 
Jan. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 4.8 μg/m3 (20) 20.0
 
Jan. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 4.5 μg/m3 (19) 19.0
 
Jan. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 4.0 μg/m3 (17) 17.0
 
Jan. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 4.3 μg/m3 (18) 18.0