ID: 2855

AQSQID: 201810003

Site Name: Goodland

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

Updated: April 22, 2021, 10:44 a.m.

Location: Goodland (E 16th St), KS

Reporting: True, Located: True

Current AQI: 5.0

Goodland (E 16th St) KS, US: 39.342801, -101.702996

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
April 22, 2021, 8 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
 
April 22, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (6) N/A 6.0
 
April 22, 2021, 6 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
 
April 22, 2021, 5 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
 
April 22, 2021, 4 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
 
April 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (11) N/A 11.0
 
April 22, 2021, 2 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
 
April 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (9) N/A 9.0
 
April 22, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (9) N/A 9.0
 
April 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (9) N/A 9.0
 
April 21, 2021, 10 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
 
April 21, 2021, 9 p.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
 
April 21, 2021, 8 p.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
 
April 21, 2021, 7 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
 
April 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (5) N/A 5.0
 
April 21, 2021, 5 p.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
 
April 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (4) N/A 4.0
 
April 21, 2021, 3 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
 
April 21, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (6) N/A 6.0
 
April 21, 2021, 1 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
 
April 21, 2021, noon 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
 
April 21, 2021, 11 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
 
April 21, 2021, 10 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
 
April 21, 2021, 9 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
 
April 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (5) N/A 5.0
 
April 21, 2021, 7 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
 
April 21, 2021, 6 a.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
 
April 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
 
April 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
 
April 21, 2021, 3 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
 
April 21, 2021, 2 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
 
April 21, 2021, 1 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
 
April 21, 2021, midnight 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
 
April 20, 2021, 11 p.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
 
April 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
April 20, 2021, 9 p.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
 
April 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) N/A 4.0
 
April 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (4) N/A 4.0
 
April 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (4) N/A 4.0
 
April 20, 2021, 5 p.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
 
April 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (5) N/A 5.0
 
April 20, 2021, 3 p.m. 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
 
April 20, 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
 
April 20, 2021, 1 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
 
April 20, 2021, noon 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
 
April 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (2) N/A 2.0
 
April 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (3) N/A 3.0
 
April 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (4) N/A 4.0
 
April 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (3) N/A 3.0
 
April 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (3) N/A 3.0
 
April 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (5) N/A 5.0
 
April 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (3) N/A 3.0
 
April 20, 2021, 4 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
 
April 20, 2021, 3 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
 
April 20, 2021, 2 a.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
 
April 20, 2021, 1 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
 
April 20, 2021, midnight 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
 
April 19, 2021, 11 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
 
April 19, 2021, 10 p.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
 
April 19, 2021, 9 p.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
 
April 19, 2021, 8 p.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
 
April 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.1 μg/m3 (9) N/A 9.0
 
April 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) N/A 8.0
 
April 19, 2021, 5 p.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
 
April 19, 2021, 4 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
 
April 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (8) N/A 8.0
 
April 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) N/A 8.0
 
April 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) N/A 12.0
 
April 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (11) N/A 11.0
 
April 19, 2021, 11 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
 
April 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (7) N/A 7.0
 
April 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (6) N/A 6.0
 
April 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (6) N/A 6.0
 
April 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (6) N/A 6.0
 
April 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (6) N/A 6.0
 
April 19, 2021, 5 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
 
April 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (13) N/A 13.0
 
April 19, 2021, 3 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
 
April 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (13) N/A 13.0
 
April 19, 2021, 1 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
 
April 19, 2021, midnight 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
 
April 18, 2021, 11 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
 
April 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) N/A 8.0
 
April 18, 2021, 9 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
 
April 18, 2021, 8 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
 
April 18, 2021, 7 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
 
April 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) N/A 5.0
 
April 18, 2021, 5 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
 
April 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) N/A 8.0
 
April 18, 2021, 3 p.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
 
April 18, 2021, 2 p.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
 
April 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (7) N/A 7.0
 
April 18, 2021, noon 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
 
April 18, 2021, 11 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
 
April 18, 2021, 10 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
 
April 18, 2021, 9 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
 
April 18, 2021, 8 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
 
April 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
April 18, 2021, 6 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
 
April 18, 2021, 5 a.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
 
April 18, 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
 
April 18, 2021, 3 a.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
 
April 18, 2021, 2 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
 
April 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) N/A 7.0
 
April 18, 2021, midnight 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
 
April 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (5) N/A 5.0
 
April 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (4) N/A 4.0
 
April 17, 2021, 9 p.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
 
April 17, 2021, 8 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
 
April 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (4) N/A 4.0
 
April 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (2) N/A 2.0
 
April 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (4) N/A 4.0
 
April 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (4) N/A 4.0
 
April 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (4) N/A 4.0
 
April 17, 2021, 2 p.m. 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
 
April 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (4) N/A 4.0
 
April 17, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (4) N/A 4.0
 
April 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (3) N/A 3.0
 
April 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (3) N/A 3.0
 
April 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) N/A 2.0
 
April 17, 2021, 8 a.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
 
April 17, 2021, 7 a.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
 
April 17, 2021, 6 a.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
 
April 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (3) N/A 3.0
 
April 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (3) N/A 3.0
 
April 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) N/A 4.0
 
April 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (4) N/A 4.0
 
April 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (3) N/A 3.0
 
April 17, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (3) N/A 3.0
 
April 16, 2021, 11 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
 
April 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (3) N/A 3.0
 
April 16, 2021, 9 p.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
 
April 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) N/A 4.0
 
April 16, 2021, 7 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
 
April 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (4) N/A 4.0
 
April 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) N/A 4.0
 
April 16, 2021, 4 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
 
April 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (3) N/A 3.0
 
April 16, 2021, 2 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
 
April 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (3) N/A 3.0
 
April 16, 2021, noon 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
 
April 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (3) N/A 3.0
 
April 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) N/A 2.0
 
April 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) N/A 1.0
 
April 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (2) N/A 2.0
 
April 16, 2021, 7 a.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
 
April 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (4) N/A 4.0
 
April 16, 2021, 5 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
 
April 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (9) N/A 9.0
 
April 16, 2021, 3 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
 
April 16, 2021, 2 a.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
 
April 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.3 μg/m3 (43) N/A 43.0
 
April 16, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 40.2 μg/m3 (38) N/A 38.0
 
April 15, 2021, 11 p.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
 
April 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.9 μg/m3 (28) N/A 28.0
 
April 15, 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
 
April 15, 2021, 8 p.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
 
April 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.7 μg/m3 (20) N/A 20.0
 
April 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.5 μg/m3 (26) N/A 26.0
 
April 15, 2021, 5 p.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
 
April 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.1 μg/m3 (17) N/A 17.0
 
April 15, 2021, 3 p.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
 
April 15, 2021, 2 p.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
 
April 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.1 μg/m3 (16) N/A 16.0
 
April 15, 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
 
April 15, 2021, 11 a.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
 
April 15, 2021, 10 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