ID: 416

AQSQID: 211110051

Site Name: Watson

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

Updated: Jan. 20, 2021, 7:32 p.m.

Location: Louisville (Wilken Way), KY

Reporting: False, Located: True

Current AQI: None

Louisville (Wilken Way) KY, US: 38.0608, -85.8961

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 20, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) 15.0 μg/m3 (58) 58.0
 
Jan. 11, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 15.2 μg/m3 (58) 58.0
 
Jan. 11, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.5 μg/m3 (18) 15.5 μg/m3 (59) 59.0
 
Jan. 11, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 19.1 μg/m3 (18) 16.4 μg/m3 (61) 61.0
 
Jan. 11, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.7 μg/m3 (18) 17.0 μg/m3 (62) 62.0
 
Jan. 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.9 μg/m3 (20) 19.0 μg/m3 (66) 66.0
 
Jan. 11, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 22.1 μg/m3 (21) 20.9 μg/m3 (70) 70.0
 
Jan. 11, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 21.4 μg/m3 (20) 20.1 μg/m3 (68) 68.0
 
Jan. 11, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 19.6 μg/m3 (19) 17.3 μg/m3 (62) 62.0
 
Jan. 11, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.1 μg/m3 (16) 15.5 μg/m3 (59) 59.0
 
Jan. 11, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.7 μg/m3 (17) 15.5 μg/m3 (59) 59.0
 
Jan. 11, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.1 μg/m3 (16) 15.3 μg/m3 (58) 58.0
 
Jan. 11, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.4 μg/m3 (17) 15.2 μg/m3 (58) 58.0
 
Jan. 11, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.7 μg/m3 (17) 15.3 μg/m3 (58) 58.0
 
Jan. 10, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.6 μg/m3 (18) 15.7 μg/m3 (59) 59.0
 
Jan. 10, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.9 μg/m3 (16) 15.4 μg/m3 (58) 58.0
 
Jan. 10, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.4 μg/m3 (16) 14.7 μg/m3 (57) 57.0
 
Jan. 10, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.0 μg/m3 (16) 15.1 μg/m3 (58) 58.0
 
Jan. 10, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 21.2 μg/m3 (20) 16.3 μg/m3 (60) 60.0
 
Jan. 10, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 20.1 μg/m3 (19) 15.7 μg/m3 (59) 59.0
 
Jan. 10, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.9 μg/m3 (20) 16.1 μg/m3 (60) 60.0
 
Jan. 10, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 30.3 μg/m3 (29) 22.3 μg/m3 (73) 73.0
 
Jan. 10, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 37.3 μg/m3 (35) 25.1 μg/m3 (79) 79.0
 
Jan. 10, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 31.1 μg/m3 (29) 24.7 μg/m3 (78) 78.0
 
Jan. 10, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 29.7 μg/m3 (28) 24.7 μg/m3 (78) 78.0
 
Jan. 10, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 27.2 μg/m3 (26) 23.6 μg/m3 (76) 76.0
 
Jan. 10, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 29.1 μg/m3 (27) 23.6 μg/m3 (76) 76.0
 
Jan. 10, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 42.3 μg/m3 (40) 31.8 μg/m3 (93) 93.0
 
Jan. 10, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 37.3 μg/m3 (35) 29.8 μg/m3 (89) 89.0
 
Jan. 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.1 μg/m3 (33) 29.1 μg/m3 (87) 87.0
 
Jan. 10, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 48.9 μg/m3 (46) 40.7 μg/m3 (114) 114.0
 
Jan. 10, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 56.6 μg/m3 (52) 45.4 μg/m3 (126) 126.0
 
Jan. 10, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 47.4 μg/m3 (44) 37.1 μg/m3 (105) 105.0
 
Jan. 10, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 40.6 μg/m3 (38) 32.9 μg/m3 (95) 95.0
 
Jan. 10, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 46.0 μg/m3 (43) 37.4 μg/m3 (106) 106.0
 
Jan. 10, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 29.8 μg/m3 (28) 25.4 μg/m3 (79) 79.0
 
Jan. 10, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 23.5 μg/m3 (22) 20.0 μg/m3 (68) 68.0
 
Jan. 10, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 20.9 μg/m3 (20) 18.4 μg/m3 (65) 65.0
 
Jan. 9, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.5 μg/m3 (18) 16.9 μg/m3 (62) 62.0
 
Jan. 9, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.8 μg/m3 (17) 16.6 μg/m3 (61) 61.0
 
Jan. 9, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.6 μg/m3 (18) 17.3 μg/m3 (62) 62.0
 
Jan. 9, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.5 μg/m3 (17) 16.9 μg/m3 (62) 62.0
 
Jan. 9, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.1 μg/m3 (15) 15.5 μg/m3 (59) 59.0
 
Jan. 9, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 15.3 μg/m3 (15) 14.2 μg/m3 (56) 56.0
 
Jan. 9, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.6 μg/m3 (14) 13.5 μg/m3 (54) 54.0
 
Jan. 9, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.9 μg/m3 (13) 13.1 μg/m3 (54) 54.0
 
Jan. 9, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.3 μg/m3 (13) 12.6 μg/m3 (53) 53.0
 
Jan. 9, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.2 μg/m3 (13) 12.4 μg/m3 (52) 52.0
 
Jan. 9, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.4 μg/m3 (13) 12.7 μg/m3 (53) 53.0
 
Jan. 9, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.3 μg/m3 (13) 12.5 μg/m3 (52) 52.0
 
Jan. 9, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.1 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
Jan. 9, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.9 μg/m3 (12) 11.6 μg/m3 (49) 49.0
 
Jan. 9, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.2 μg/m3 (13) 11.7 μg/m3 (49) 49.0
 
Jan. 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (12) 11.3 μg/m3 (48) 48.0
 
Jan. 9, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.1 μg/m3 (12) 10.9 μg/m3 (46) 46.0
 
Jan. 9, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.5 μg/m3 (11) 10.2 μg/m3 (43) 43.0
 
Jan. 9, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.7 μg/m3 (12) 11.1 μg/m3 (47) 47.0
 
Jan. 9, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.1 μg/m3 (13) 11.5 μg/m3 (48) 48.0
 
Jan. 9, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.9 μg/m3 (12) 10.9 μg/m3 (46) 46.0
 
Jan. 9, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.5 μg/m3 (13) 10.9 μg/m3 (46) 46.0
 
Jan. 9, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.6 μg/m3 (12) 10.5 μg/m3 (44) 44.0
 
Jan. 9, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.4 μg/m3 (13) 11.4 μg/m3 (48) 48.0
 
Jan. 8, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.1 μg/m3 (14) 12.2 μg/m3 (52) 52.0
 
Jan. 8, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.3 μg/m3 (13) 11.6 μg/m3 (49) 49.0
 
Jan. 8, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.3 μg/m3 (12) 9.9 μg/m3 (42) 42.0
 
Jan. 8, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.1 μg/m3 (11) 9.2 μg/m3 (39) 39.0
 
Jan. 8, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 9.5 μg/m3 (9) 7.6 μg/m3 (32) 32.0
 
Jan. 8, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 9.4 μg/m3 (9) 7.0 μg/m3 (30) 30.0
 
Jan. 8, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.1 μg/m3 (11) 8.6 μg/m3 (36) 36.0
 
Jan. 8, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 10.3 μg/m3 (10) 8.3 μg/m3 (35) 35.0
 
Jan. 8, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 9.9 μg/m3 (10) 7.3 μg/m3 (31) 31.0
 
Jan. 8, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 9.7 μg/m3 (9) 7.2 μg/m3 (31) 31.0
 
Jan. 8, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 10.3 μg/m3 (10) 7.1 μg/m3 (30) 30.0
 
Jan. 8, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 10.3 μg/m3 (10) 7.6 μg/m3 (32) 32.0
 
Jan. 8, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.2 μg/m3 (14) 9.8 μg/m3 (41) 41.0
 
Jan. 8, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.0 μg/m3 (15) 11.8 μg/m3 (50) 50.0
 
Jan. 8, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.8 μg/m3 (13) 11.4 μg/m3 (48) 48.0
 
Jan. 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.8 μg/m3 (12) 10.8 μg/m3 (46) 46.0
 
Jan. 8, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.7 μg/m3 (12) 10.3 μg/m3 (43) 43.0
 
Jan. 8, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.9 μg/m3 (12) 9.5 μg/m3 (40) 40.0
 
Jan. 8, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.8 μg/m3 (12) 10.2 μg/m3 (43) 43.0
 
Jan. 8, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.7 μg/m3 (13) 10.8 μg/m3 (46) 46.0
 
Jan. 8, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.9 μg/m3 (12) 9.3 μg/m3 (39) 39.0
 
Jan. 8, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.1 μg/m3 (11) 8.1 μg/m3 (34) 34.0
 
Jan. 8, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 9.3 μg/m3 (9) 6.5 μg/m3 (28) 28.0
 
Jan. 8, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 9.3 μg/m3 (9) 6.3 μg/m3 (27) 27.0
 
Jan. 7, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 10.1 μg/m3 (10) 6.2 μg/m3 (26) 26.0
 
Jan. 7, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.3 μg/m3 (11) 6.4 μg/m3 (27) 27.0
 
Jan. 7, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 10.8 μg/m3 (10) 6.4 μg/m3 (27) 27.0
 
Jan. 7, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 10.5 μg/m3 (10) 7.2 μg/m3 (31) 31.0
 
Jan. 7, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 9.6 μg/m3 (9) 6.7 μg/m3 (28) 28.0
 
Jan. 7, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 10.0 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
Jan. 7, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.9 μg/m3 (12) 8.7 μg/m3 (37) 37.0
 
Jan. 7, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.9 μg/m3 (13) 9.8 μg/m3 (41) 41.0
 
Jan. 7, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 15.1 μg/m3 (14) 10.2 μg/m3 (43) 43.0
 
Jan. 7, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 19.0 μg/m3 (18) 11.0 μg/m3 (46) 46.0
 
Jan. 7, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.5 μg/m3 (18) 9.5 μg/m3 (40) 40.0
 
Jan. 7, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.1 μg/m3 (15) 9.4 μg/m3 (40) 40.0
 
Jan. 7, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.1 μg/m3 (14) 9.5 μg/m3 (40) 40.0
 
Jan. 7, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.5 μg/m3 (14) 10.1 μg/m3 (43) 43.0
 
Jan. 7, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.1 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
Jan. 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) 9.4 μg/m3 (40) 40.0
 
Jan. 7, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.5 μg/m3 (12) 10.0 μg/m3 (42) 42.0
 
Jan. 7, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.8 μg/m3 (13) 10.7 μg/m3 (45) 45.0
 
Jan. 7, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.6 μg/m3 (16) 13.8 μg/m3 (55) 55.0
 
Jan. 7, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 20.4 μg/m3 (19) 15.6 μg/m3 (59) 59.0
 
Jan. 7, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.3 μg/m3 (17) 13.5 μg/m3 (54) 54.0
 
Jan. 7, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 15.6 μg/m3 (15) 12.3 μg/m3 (52) 52.0
 
Jan. 7, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.0 μg/m3 (13) 11.0 μg/m3 (46) 46.0
 
Jan. 7, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.8 μg/m3 (12) 10.2 μg/m3 (43) 43.0
 
Jan. 6, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.3 μg/m3 (13) 10.1 μg/m3 (43) 43.0
 
Jan. 6, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.3 μg/m3 (13) 10.7 μg/m3 (45) 45.0
 
Jan. 6, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.6 μg/m3 (13) 10.6 μg/m3 (45) 45.0
 
Jan. 6, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.6 μg/m3 (13) 10.3 μg/m3 (43) 43.0
 
Jan. 6, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.0 μg/m3 (13) 10.6 μg/m3 (45) 45.0
 
Jan. 6, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.4 μg/m3 (12) 9.3 μg/m3 (39) 39.0
 
Jan. 6, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.2 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Jan. 6, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.2 μg/m3 (12) 8.9 μg/m3 (38) 38.0
 
Jan. 6, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.1 μg/m3 (12) 9.2 μg/m3 (39) 39.0
 
Jan. 6, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.1 μg/m3 (13) 9.4 μg/m3 (40) 40.0
 
Jan. 6, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.6 μg/m3 (14) 10.1 μg/m3 (43) 43.0
 
Jan. 6, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 15.3 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
Jan. 6, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.6 μg/m3 (16) 12.4 μg/m3 (52) 52.0
 
Jan. 6, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.4 μg/m3 (12) 9.7 μg/m3 (41) 41.0
 
Jan. 6, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.1 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Jan. 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (11) 8.7 μg/m3 (37) 37.0
 
Jan. 6, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.7 μg/m3 (11) 8.7 μg/m3 (37) 37.0
 
Jan. 6, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.8 μg/m3 (16) 12.1 μg/m3 (51) 51.0
 
Jan. 6, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.6 μg/m3 (18) 13.4 μg/m3 (54) 54.0
 
Jan. 6, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 24.4 μg/m3 (23) 17.1 μg/m3 (62) 62.0
 
Jan. 6, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.3 μg/m3 (16) 11.4 μg/m3 (48) 48.0
 
Jan. 6, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.6 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
Jan. 6, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.1 μg/m3 (14) 10.3 μg/m3 (43) 43.0
 
Jan. 6, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.8 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Jan. 5, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 18.3 μg/m3 (17) 13.0 μg/m3 (53) 53.0
 
Jan. 5, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 11.2 μg/m3 (11) 7.3 μg/m3 (31) 31.0
 
Jan. 5, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.1 μg/m3 (12) 7.6 μg/m3 (32) 32.0
 
Jan. 5, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.5 μg/m3 (12) 7.7 μg/m3 (33) 33.0
 
Jan. 5, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 12.4 μg/m3 (12) 7.9 μg/m3 (33) 33.0
 
Jan. 5, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.8 μg/m3 (13) 8.9 μg/m3 (38) 38.0
 
Jan. 5, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.4 μg/m3 (13) 9.0 μg/m3 (38) 38.0