ID: 2158

AQSQID: 121071008

Site Name: Palatka

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

Updated: Feb. 28, 2021, 12:32 a.m.

Location: Palatka (Comfort Rd), FL

Reporting: True, Located: True

Current AQI: 11.0

Palatka (Comfort Rd) FL, US: 29.686667, -81.656389

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (11) N/A 11.0
 
Feb. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (8) N/A 8.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (7) N/A 7.0
 
Feb. 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (10) N/A 10.0
 
Feb. 27, 2021, 2 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
 
Feb. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (19) N/A 19.0
 
Feb. 27, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) N/A 21.0
 
Feb. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.3 μg/m3 (27) N/A 27.0
 
Feb. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.8 μg/m3 (23) N/A 23.0
 
Feb. 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.2 μg/m3 (17) N/A 17.0
 
Feb. 27, 2021, 8 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
 
Feb. 27, 2021, 7 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
 
Feb. 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.4 μg/m3 (15) N/A 15.0
 
Feb. 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (16) N/A 16.0
 
Feb. 27, 2021, 4 a.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
 
Feb. 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (12) N/A 12.0
 
Feb. 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.7 μg/m3 (18) N/A 18.0
 
Feb. 27, 2021, 1 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
 
Feb. 27, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (18) N/A 18.0
 
Feb. 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.5 μg/m3 (22) N/A 22.0
 
Feb. 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.6 μg/m3 (55) N/A 55.0
 
Feb. 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.3 μg/m3 (29) N/A 29.0
 
Feb. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) N/A 20.0
 
Feb. 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (19) N/A 19.0
 
Feb. 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.1 μg/m3 (20) N/A 20.0
 
Feb. 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.2 μg/m3 (22) N/A 22.0
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (19) N/A 19.0
 
Feb. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) N/A 16.0
 
Feb. 25, 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) N/A 12.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) N/A 16.0
 
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (14) N/A 14.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.1 μg/m3 (14) N/A 14.0
 
Feb. 24, 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
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) N/A 10.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (10) N/A 10.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) N/A 10.0
 
Feb. 24, 2021, 5 a.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
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (5) N/A 5.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (5) N/A 5.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (11) N/A 11.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) N/A 10.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.1 μg/m3 (10) N/A 10.0
 
Feb. 23, 2021, 10 a.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
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (8) N/A 8.0
 
Feb. 23, 2021, 8 a.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
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (5) N/A 5.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (5) N/A 5.0
 
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) N/A 6.0
 
Feb. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (9) N/A 9.0
 
Feb. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) N/A 9.0
 
Feb. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.7 μg/m3 (8) N/A 8.0
 
Feb. 23, 2021, 1 a.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
 
Feb. 23, 2021, midnight 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
 
Feb. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (14) N/A 14.0
 
Feb. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (12) N/A 12.0
 
Feb. 22, 2021, 9 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
 
Feb. 22, 2021, 3 p.m. 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
 
Feb. 22, 2021, 2 p.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
 
Feb. 22, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.5 μg/m3 (20) N/A 20.0
 
Feb. 22, 2021, noon 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
 
Feb. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.5 μg/m3 (24) N/A 24.0
 
Feb. 22, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (18) N/A 18.0
 
Feb. 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (15) N/A 15.0
 
Feb. 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (14) N/A 14.0
 
Feb. 22, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) N/A 14.0
 
Feb. 22, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.7 μg/m3 (14) N/A 14.0
 
Feb. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.2 μg/m3 (15) N/A 15.0
 
Feb. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.3 μg/m3 (16) N/A 16.0
 
Feb. 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.2 μg/m3 (15) N/A 15.0
 
Feb. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.7 μg/m3 (17) N/A 17.0
 
Feb. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.4 μg/m3 (15) N/A 15.0
 
Feb. 22, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 15.9 μg/m3 (15) N/A 15.0
 
Feb. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) N/A 15.0
 
Feb. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (14) N/A 14.0
 
Feb. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (14) N/A 14.0
 
Feb. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (14) N/A 14.0
 
Feb. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.2 μg/m3 (13) N/A 13.0
 
Feb. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) N/A 10.0
 
Feb. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) N/A 7.0
 
Feb. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (8) N/A 8.0
 
Feb. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.4 μg/m3 (13) N/A 13.0
 
Feb. 21, 2021, 2 p.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
 
Feb. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (12) N/A 12.0
 
Feb. 21, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.1 μg/m3 (10) N/A 10.0
 
Feb. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) N/A 8.0
 
Feb. 21, 2021, 10 a.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
 
Feb. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (9) N/A 9.0
 
Feb. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) N/A 7.0
 
Feb. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (7) N/A 7.0
 
Feb. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) N/A 6.0
 
Feb. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (7) N/A 7.0
 
Feb. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) N/A 7.0
 
Feb. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (9) N/A 9.0
 
Feb. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (11) N/A 11.0
 
Feb. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (11) N/A 11.0
 
Feb. 21, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (10) N/A 10.0
 
Feb. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (9) N/A 9.0
 
Feb. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (9) N/A 9.0
 
Feb. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (11) N/A 11.0
 
Feb. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (11) N/A 11.0
 
Feb. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) N/A 10.0
 
Feb. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) N/A 10.0
 
Feb. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) N/A 8.0
 
Feb. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (10) N/A 10.0
 
Feb. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (12) N/A 12.0
 
Feb. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (11) N/A 11.0
 
Feb. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) N/A 7.0
 
Feb. 20, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (8) N/A 8.0
 
Feb. 20, 2021, 11 a.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
 
Feb. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (8) N/A 8.0
 
Feb. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (7) N/A 7.0
 
Feb. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (9) N/A 9.0
 
Feb. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (7) N/A 7.0
 
Feb. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (5) N/A 5.0
 
Feb. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (7) N/A 7.0
 
Feb. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (5) N/A 5.0
 
Feb. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (6) N/A 6.0
 
Feb. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (5) N/A 5.0
 
Feb. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (5) N/A 5.0
 
Feb. 20, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (4) N/A 4.0
 
Feb. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) N/A 3.0
 
Feb. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.2 μg/m3 (3) N/A 3.0
 
Feb. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (1) N/A 1.0
 
Feb. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.8 μg/m3 (3) N/A 3.0
 
Feb. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.2 μg/m3 (2) N/A 2.0
 
Feb. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.5 μg/m3 (0) N/A 0.0
Feb. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.7 μg/m3 (0) N/A 0.0
Feb. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.8 μg/m3 (0) N/A 0.0
Feb. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (6) N/A 6.0
 
Feb. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.2 μg/m3 (10) N/A 10.0
 
Feb. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (10) N/A 10.0
 
Feb. 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 20.5 μg/m3 (19) N/A 19.0
 
Feb. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) N/A 17.0
 
Feb. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (16) N/A 16.0
 
Feb. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (16) N/A 16.0
 
Feb. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (17) N/A 17.0
 
Feb. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (17) N/A 17.0
 
Feb. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) N/A 18.0
 
Feb. 19, 2021, 5 a.m. 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
 
Feb. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.3 μg/m3 (20) N/A 20.0
 
Feb. 19, 2021, 3 a.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
 
Feb. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.4 μg/m3 (18) N/A 18.0
 
Feb. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (19) N/A 19.0
 
Feb. 19, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (18) N/A 18.0
 
Feb. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.9 μg/m3 (21) N/A 21.0
 
Feb. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.5 μg/m3 (24) N/A 24.0
 
Feb. 18, 2021, 9 p.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
 
Feb. 18, 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
 
Feb. 18, 2021, 7 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
 
Feb. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (19) N/A 19.0
 
Feb. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (19) N/A 19.0
 
Feb. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.8 μg/m3 (23) N/A 23.0
 
Feb. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (14) N/A 14.0
 
Feb. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.7 μg/m3 (16) N/A 16.0
 
Feb. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (15) N/A 15.0
 
Feb. 18, 2021, noon 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
 
Feb. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.4 μg/m3 (18) N/A 18.0
 
Feb. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.7 μg/m3 (16) N/A 16.0
 
Feb. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) N/A 11.0
 
Feb. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (9) N/A 9.0
 
Feb. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (7) N/A 7.0
 
Feb. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) N/A 6.0
 
Feb. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (5) N/A 5.0
 
Feb. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (6) N/A 6.0
 
Feb. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.9 μg/m3 (14) N/A 14.0
 
Feb. 18, 2021, 2 a.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
 
Feb. 18, 2021, 1 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
 
Feb. 18, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (16) N/A 16.0