ID: 1859

AQSQID: 181270023

Site Name: Portage-Hwy 12

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

Updated: June 15, 2021, 9:50 a.m.

Location: Portage (Dunes Hwy), IN

Reporting: True, Located: True

Current AQI: 15.0

Portage (Dunes Hwy) IN, US: 41.6167, -87.1458

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 8, 2021, 6 a.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
 
June 8, 2021, 5 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
 
June 8, 2021, 4 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
 
June 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (9) N/A 9.0
 
June 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (8) N/A 8.0
 
June 8, 2021, 1 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
 
June 8, 2021, midnight 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
 
June 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) N/A 6.0
 
June 7, 2021, 10 p.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
 
June 7, 2021, 9 p.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
 
June 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) N/A 6.0
 
June 7, 2021, 7 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
 
June 7, 2021, 6 p.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
 
June 7, 2021, 5 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
 
June 7, 2021, 4 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
 
June 7, 2021, 3 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
 
June 7, 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
 
June 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (8) N/A 8.0
 
June 7, 2021, noon 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
 
June 7, 2021, 11 a.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
 
June 7, 2021, 10 a.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
 
June 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (11) N/A 11.0
 
June 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (11) N/A 11.0
 
June 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) N/A 12.0
 
June 7, 2021, 6 a.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
 
June 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (12) N/A 12.0
 
June 7, 2021, 4 a.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
 
June 7, 2021, 3 a.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
 
June 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.6 μg/m3 (14) N/A 14.0
 
June 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (13) N/A 13.0
 
June 7, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 16.6 μg/m3 (16) N/A 16.0
 
June 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.8 μg/m3 (17) N/A 17.0
 
June 6, 2021, 10 p.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
 
June 6, 2021, 9 p.m. 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
 
June 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.2 μg/m3 (20) N/A 20.0
 
June 6, 2021, 7 p.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
 
June 6, 2021, 6 p.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
 
June 6, 2021, 5 p.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
 
June 6, 2021, 4 p.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
 
June 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (15) N/A 15.0
 
June 6, 2021, 2 p.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
 
June 6, 2021, 1 p.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
 
June 6, 2021, noon 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
 
June 6, 2021, 11 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
 
June 6, 2021, 10 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
 
June 6, 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
 
June 6, 2021, 8 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
 
June 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (16) N/A 16.0
 
June 6, 2021, 6 a.m. 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
 
June 6, 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
 
June 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.5 μg/m3 (21) N/A 21.0
 
June 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.6 μg/m3 (23) N/A 23.0
 
June 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.1 μg/m3 (27) N/A 27.0
 
June 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.4 μg/m3 (20) N/A 20.0
 
June 6, 2021, midnight 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
 
June 5, 2021, 11 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
 
June 5, 2021, 10 p.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
 
June 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.8 μg/m3 (19) N/A 19.0
 
June 5, 2021, 8 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
 
June 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.1 μg/m3 (25) N/A 25.0
 
June 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.4 μg/m3 (20) N/A 20.0
 
June 5, 2021, 5 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
 
June 5, 2021, 4 p.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
 
June 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) N/A 24.0
 
June 5, 2021, 2 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
 
June 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) N/A 19.0
 
June 5, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) N/A 19.0
 
June 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.2 μg/m3 (20) N/A 20.0
 
June 5, 2021, 10 a.m. 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
 
June 5, 2021, 9 a.m. 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
 
June 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.6 μg/m3 (23) N/A 23.0
 
June 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (21) N/A 21.0
 
June 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.7 μg/m3 (21) N/A 21.0
 
June 5, 2021, 5 a.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
 
June 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.3 μg/m3 (22) N/A 22.0
 
June 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (21) N/A 21.0
 
June 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.6 μg/m3 (23) N/A 23.0
 
June 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.5 μg/m3 (23) N/A 23.0
 
June 5, 2021, midnight 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
 
June 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.7 μg/m3 (28) N/A 28.0
 
June 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) N/A 27.0
 
June 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.1 μg/m3 (31) N/A 31.0
 
June 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.7 μg/m3 (49) N/A 49.0
 
June 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.7 μg/m3 (46) N/A 46.0
 
June 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.6 μg/m3 (38) N/A 38.0
 
June 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.2 μg/m3 (35) N/A 35.0
 
June 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.7 μg/m3 (51) N/A 51.0
 
June 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.7 μg/m3 (59) N/A 59.0
 
June 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.4 μg/m3 (58) N/A 58.0
 
June 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.6 μg/m3 (40) N/A 40.0
 
June 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 52.5 μg/m3 (49) N/A 49.0
 
June 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.6 μg/m3 (58) N/A 58.0
 
June 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.5 μg/m3 (27) N/A 27.0
 
June 4, 2021, 9 a.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
 
June 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.2 μg/m3 (35) N/A 35.0
 
June 4, 2021, 7 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
 
June 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.1 μg/m3 (44) N/A 44.0
 
June 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.4 μg/m3 (26) N/A 26.0
 
June 4, 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
 
June 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.9 μg/m3 (26) N/A 26.0
 
June 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.1 μg/m3 (25) N/A 25.0
 
June 4, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 25.7 μg/m3 (24) N/A 24.0
 
June 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.1 μg/m3 (27) N/A 27.0
 
June 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.1 μg/m3 (32) N/A 32.0
 
June 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.5 μg/m3 (39) N/A 39.0
 
June 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.2 μg/m3 (42) N/A 42.0
 
June 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.4 μg/m3 (24) N/A 24.0
 
June 3, 2021, 6 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
 
June 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.4 μg/m3 (43) N/A 43.0
 
June 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (55) N/A 55.0
 
June 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.9 μg/m3 (50) N/A 50.0
 
June 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.0 μg/m3 (57) N/A 57.0
 
June 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.3 μg/m3 (58) N/A 58.0
 
June 3, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 33.4 μg/m3 (31) N/A 31.0
 
June 3, 2021, 11 a.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
 
June 3, 2021, 10 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
 
June 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (18) N/A 18.0
 
June 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.8 μg/m3 (17) N/A 17.0
 
June 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.9 μg/m3 (17) N/A 17.0
 
June 3, 2021, 6 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
 
June 3, 2021, 5 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
 
June 3, 2021, 4 a.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
 
June 3, 2021, 3 a.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
 
June 3, 2021, 2 a.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
 
June 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.8 μg/m3 (24) N/A 24.0
 
June 3, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 29.8 μg/m3 (28) N/A 28.0
 
June 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) N/A 24.0
 
June 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.3 μg/m3 (32) N/A 32.0
 
June 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.7 μg/m3 (57) N/A 57.0
 
June 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.7 μg/m3 (79) N/A 79.0
 
June 2, 2021, 6 p.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
 
June 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 111.3 μg/m3 (79) N/A 79.0
 
June 2, 2021, 2 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
 
June 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.8 μg/m3 (28) N/A 28.0
 
June 2, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 39.4 μg/m3 (37) N/A 37.0
 
June 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) N/A 19.0
 
June 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.8 μg/m3 (17) N/A 17.0
 
June 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (15) N/A 15.0
 
June 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.8 μg/m3 (19) N/A 19.0
 
June 2, 2021, 7 a.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
 
June 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (15) N/A 15.0
 
June 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.8 μg/m3 (19) N/A 19.0
 
June 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.6 μg/m3 (20) N/A 20.0
 
June 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.7 μg/m3 (23) N/A 23.0
 
June 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) N/A 29.0
 
June 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.9 μg/m3 (27) N/A 27.0
 
June 2, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 23.4 μg/m3 (22) N/A 22.0
 
June 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.7 μg/m3 (25) N/A 25.0
 
June 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.8 μg/m3 (43) N/A 43.0
 
June 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.5 μg/m3 (43) N/A 43.0
 
June 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.8 μg/m3 (36) N/A 36.0
 
June 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 61.1 μg/m3 (55) N/A 55.0
 
June 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 124.9 μg/m3 (86) N/A 86.0
 
June 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 76.1 μg/m3 (62) N/A 62.0
 
June 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 112.7 μg/m3 (80) N/A 80.0
 
June 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 121.4 μg/m3 (84) N/A 84.0
 
June 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 76.9 μg/m3 (62) N/A 62.0
 
June 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.8 μg/m3 (49) N/A 49.0
 
June 1, 2021, noon 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
 
June 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.7 μg/m3 (21) N/A 21.0
 
June 1, 2021, 10 a.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
 
June 1, 2021, 9 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
 
June 1, 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
 
June 1, 2021, 7 a.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
 
June 1, 2021, 6 a.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
 
June 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.1 μg/m3 (19) N/A 19.0
 
June 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.9 μg/m3 (17) N/A 17.0
 
June 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.6 μg/m3 (14) N/A 14.0