ID: 925

AQSQID: 550890009

Site Name: Harrington Bch

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

Updated: June 19, 2021, 8:53 a.m.

Location: Belgium (Co Hwy D), WI

Reporting: True, Located: True

Current AQI: 35.0

Belgium (Co Hwy D) WI, US: 43.4981, -87.81

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 5.3 μg/m3 (23) 38.0
 
June 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 6.2 μg/m3 (26) 35.0
 
June 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
June 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.8 μg/m3 (25) 40.0
 
June 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 4.7 μg/m3 (20) 40.0
 
June 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 6.6 μg/m3 (28) 45.0
 
June 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.8 μg/m3 (20) 46.0
 
June 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 4.5 μg/m3 (19) 40.0
 
June 19, 2021, midnight N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A N/A 4.5 μg/m3 (19) 71.0
 
June 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 4.4 μg/m3 (19) 84.0
 
June 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A N/A 5.2 μg/m3 (22) 100.0
 
June 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A N/A 5.4 μg/m3 (23) 94.0
 
June 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 6.4 μg/m3 (27) 81.0
 
June 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A N/A 6.8 μg/m3 (29) 71.0
 
June 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 6.8 μg/m3 (29) 58.0
 
June 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 6.8 μg/m3 (29) 50.0
 
June 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 6.6 μg/m3 (28) 49.0
 
June 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 6.0 μg/m3 (25) 48.0
 
June 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 5.1 μg/m3 (22) 49.0
 
June 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.7 μg/m3 (20) 46.0
 
June 18, 2021, noon N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 2.9 μg/m3 (13) 42.0
 
June 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 2.9 μg/m3 (13) 46.0
 
June 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
June 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 2.3 μg/m3 (10) 50.0
 
June 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 2.7 μg/m3 (12) 49.0
 
June 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 4.4 μg/m3 (19) 55.0
 
June 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 6.7 μg/m3 (28) 45.0
 
June 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 6.5 μg/m3 (28) 46.0
 
June 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 6.0 μg/m3 (25) 81.0
 
June 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 6.1 μg/m3 (26) 51.0
 
June 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A N/A 5.9 μg/m3 (25) 94.0
 
June 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (105) N/A N/A 5.8 μg/m3 (25) 105.0
 
June 18, 2021, midnight N/A N/A N/A N/A N/A N/A 80.0 ppb (106) N/A N/A 5.9 μg/m3 (25) 106.0
 
June 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 86.0 ppb (109) N/A N/A 6.0 μg/m3 (25) 109.0
 
June 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 88.0 ppb (110) N/A N/A 6.8 μg/m3 (29) 110.0
 
June 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 80.0 ppb (106) N/A N/A 7.4 μg/m3 (31) 106.0
 
June 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 7.6 μg/m3 (32) 65.0
 
June 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 6.9 μg/m3 (29) 50.0
 
June 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 7.0 μg/m3 (30) 38.0
 
June 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 6.8 μg/m3 (29) 37.0
 
June 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 5.7 μg/m3 (24) 34.0
 
June 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 5.0 μg/m3 (21) 31.0
 
June 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.6 μg/m3 (20) 32.0
 
June 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 4.2 μg/m3 (18) 34.0
 
June 17, 2021, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 4.2 μg/m3 (18) 25.0
 
June 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 4.5 μg/m3 (19) 20.0
 
June 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
June 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 5.3 μg/m3 (23) 23.0
 
June 17, 2021, 8 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) 21.0
 
June 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 3.6 μg/m3 (16) 23.0
 
June 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
June 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
June 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 3.6 μg/m3 (16) 22.0
 
June 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.3 μg/m3 (23) 29.0
 
June 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 4.3 μg/m3 (18) 33.0
 
June 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
June 17, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 3.6 μg/m3 (16) 34.0
 
June 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.3 μg/m3 (14) 35.0
 
June 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 3.2 μg/m3 (14) 34.0
 
June 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.3 μg/m3 (14) 35.0
 
June 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.2 μg/m3 (14) 35.0
 
June 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.3 μg/m3 (14) 35.0
 
June 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.3 μg/m3 (14) 35.0
 
June 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.3 μg/m3 (14) 35.0
 
June 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.2 μg/m3 (14) 35.0
 
June 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.4 μg/m3 (15) 35.0
 
June 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 3.1 μg/m3 (13) 34.0
 
June 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 3.3 μg/m3 (14) 33.0
 
June 16, 2021, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.3 μg/m3 (14) 29.0
 
June 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 3.6 μg/m3 (16) 22.0
 
June 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (15) 15.0
 
June 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 3.5 μg/m3 (15) 21.0
 
June 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 3.4 μg/m3 (15) 24.0
 
June 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 3.4 μg/m3 (15) 24.0
 
June 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 3.1 μg/m3 (13) 25.0
 
June 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.0 μg/m3 (13) 28.0
 
June 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 3.2 μg/m3 (14) 30.0
 
June 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 3.4 μg/m3 (15) 31.0
 
June 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.6 μg/m3 (16) 29.0
 
June 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.2 μg/m3 (14) 29.0
 
June 16, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.4 μg/m3 (15) 32.0
 
June 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 3.5 μg/m3 (15) 34.0
 
June 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.8 μg/m3 (16) 32.0
 
June 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 4.2 μg/m3 (18) 33.0
 
June 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 4.2 μg/m3 (18) 33.0
 
June 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 4.3 μg/m3 (18) 31.0
 
June 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.5 μg/m3 (19) 27.0
 
June 15, 2021, 5 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) 29.0
 
June 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.5 μg/m3 (23) 29.0
 
June 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 5.9 μg/m3 (25) 28.0
 
June 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.7 μg/m3 (24) 27.0
 
June 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.4 μg/m3 (23) 27.0
 
June 15, 2021, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 4.8 μg/m3 (20) 25.0
 
June 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 5.3 μg/m3 (23) 23.0
 
June 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
June 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 5.8 μg/m3 (25) 25.0
 
June 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 5.5 μg/m3 (23) 23.0
 
June 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 5.6 μg/m3 (24) 24.0
 
June 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 5.7 μg/m3 (24) 24.0
 
June 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 5.8 μg/m3 (25) 25.0
 
June 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 5.7 μg/m3 (24) 24.0
 
June 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 5.4 μg/m3 (23) 23.0
 
June 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 4.9 μg/m3 (21) 25.0
 
June 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 5.7 μg/m3 (24) 38.0
 
June 15, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.4 μg/m3 (19) 32.0
 
June 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 4.6 μg/m3 (20) 37.0
 
June 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 4.3 μg/m3 (18) 38.0
 
June 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 4.5 μg/m3 (19) 35.0
 
June 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 4.3 μg/m3 (18) 38.0
 
June 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 3.9 μg/m3 (17) 43.0
 
June 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 3.8 μg/m3 (16) 46.0
 
June 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 3.8 μg/m3 (16) 45.0
 
June 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 3.7 μg/m3 (16) 42.0
 
June 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 3.3 μg/m3 (14) 45.0
 
June 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 3.1 μg/m3 (13) 46.0
 
June 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 2.9 μg/m3 (13) 46.0
 
June 14, 2021, noon N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 2.4 μg/m3 (10) 41.0
 
June 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 2.0 μg/m3 (9) 43.0
 
June 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (8) 8.0
 
June 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 1.6 μg/m3 (7) 48.0
 
June 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 1.7 μg/m3 (8) 65.0
 
June 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 2.1 μg/m3 (9) 78.0
 
June 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 3.1 μg/m3 (13) 81.0
 
June 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 4.8 μg/m3 (20) 65.0
 
June 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 5.8 μg/m3 (25) 41.0
 
June 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 4.7 μg/m3 (20) 47.0
 
June 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 4.2 μg/m3 (18) 50.0
 
June 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 3.9 μg/m3 (17) 51.0
 
June 14, 2021, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 4.2 μg/m3 (18) 58.0
 
June 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 4.5 μg/m3 (19) 61.0
 
June 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 4.7 μg/m3 (20) 65.0
 
June 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 4.8 μg/m3 (20) 65.0
 
June 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 4.9 μg/m3 (21) 58.0
 
June 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 5.0 μg/m3 (21) 51.0
 
June 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 5.0 μg/m3 (21) 50.0
 
June 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 4.1 μg/m3 (18) 49.0
 
June 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 4.3 μg/m3 (18) 50.0
 
June 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 4.2 μg/m3 (18) 49.0
 
June 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 4.4 μg/m3 (19) 47.0
 
June 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 5.4 μg/m3 (23) 41.0
 
June 13, 2021, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 6.0 μg/m3 (25) 30.0
 
June 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 7.2 μg/m3 (31) 31.0
 
June 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
June 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 9.8 μg/m3 (41) 41.0
 
June 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 8.9 μg/m3 (38) 38.0
 
June 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 8.7 μg/m3 (37) 37.0
 
June 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 5.7 μg/m3 (24) 36.0
 
June 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 6.1 μg/m3 (26) 39.0
 
June 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 7.7 μg/m3 (33) 38.0
 
June 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 10.1 μg/m3 (43) 46.0
 
June 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 8.8 μg/m3 (37) 48.0
 
June 13, 2021, midnight N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 8.9 μg/m3 (38) 55.0
 
June 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 8.8 μg/m3 (37) 55.0
 
June 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 7.9 μg/m3 (33) 58.0
 
June 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 7.5 μg/m3 (32) 50.0
 
June 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 8.2 μg/m3 (35) 50.0
 
June 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 7.9 μg/m3 (33) 49.0
 
June 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 7.8 μg/m3 (33) 46.0
 
June 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 6.2 μg/m3 (26) 42.0
 
June 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 6.4 μg/m3 (27) 38.0
 
June 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 6.6 μg/m3 (28) 36.0
 
June 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 7.1 μg/m3 (30) 34.0
 
June 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 7.1 μg/m3 (30) 30.0
 
June 12, 2021, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 7.2 μg/m3 (31) 31.0
 
June 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 7.7 μg/m3 (33) 33.0
 
June 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
June 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 6.6 μg/m3 (28) 28.0