ID: 487

AQSQID: 260050003

Site Name: Holland

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

Updated: June 18, 2021, 4:54 a.m.

Location: Holland (Graafschap), MI

Reporting: True, Located: True

Current AQI: 84.0

Holland (Graafschap) MI, US: 42.767799, -86.148598

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 4.1 μg/m3 (18) 84.0
 
June 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A N/A 6.8 μg/m3 (29) 100.0
 
June 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (103) N/A N/A 7.9 μg/m3 (33) 103.0
 
June 18, 2021, midnight N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A N/A 6.1 μg/m3 (26) 101.0
 
June 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (103) N/A N/A 4.1 μg/m3 (18) 103.0
 
June 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A N/A 4.0 μg/m3 (17) 100.0
 
June 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A N/A 5.9 μg/m3 (25) 87.0
 
June 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A N/A 1.2 μg/m3 (5) 87.0
 
June 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 1.9 μg/m3 (8) 78.0
 
June 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 3.9 μg/m3 (17) 58.0
 
June 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 4.9 μg/m3 (21) 55.0
 
June 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 3.1 μg/m3 (13) 49.0
 
June 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 2.0 μg/m3 (9) 47.0
 
June 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 2.0 μg/m3 (9) 40.0
 
June 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.9 μg/m3 (17) 32.0
 
June 17, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 1.1 μg/m3 (5) 17.0
 
June 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 2.9 μg/m3 (13) 13.0
 
June 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 4.9 μg/m3 (21) 21.0
 
June 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 5.9 μg/m3 (25) 25.0
 
June 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 6.9 μg/m3 (29) 29.0
 
June 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 2.1 μg/m3 (9) 13.0
 
June 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 2.0 μg/m3 (9) 18.0
 
June 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 3.9 μg/m3 (17) 24.0
 
June 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 4.9 μg/m3 (21) 30.0
 
June 17, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
June 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 0.9 μg/m3 (4) 36.0
 
June 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.9 μg/m3 (13) 38.0
 
June 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 3.9 μg/m3 (17) 40.0
 
June 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.0 μg/m3 (13) 41.0
 
June 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 2.0 μg/m3 (9) 41.0
 
June 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.9 μg/m3 (17) 41.0
 
June 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
June 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 4.9 μg/m3 (21) 42.0
 
June 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 5.9 μg/m3 (25) 39.0
 
June 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 3.1 μg/m3 (13) 33.0
 
June 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 2.0 μg/m3 (9) 25.0
 
June 16, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 1.0 μg/m3 (5) 22.0
 
June 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 1.9 μg/m3 (8) 17.0
 
June 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 2.0 μg/m3 (9) 13.0
 
June 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 2.0 μg/m3 (9) 19.0
 
June 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 2.0 μg/m3 (9) 22.0
 
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 2.9 μg/m3 (13) 24.0
 
June 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 3.9 μg/m3 (17) 25.0
 
June 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 4.0 μg/m3 (17) 19.0
 
June 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.0 μg/m3 (13) 27.0
 
June 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.9 μg/m3 (17) 28.0
 
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 6.8 μg/m3 (29) 29.0
 
June 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
June 16, 2021, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 5.0 μg/m3 (21) 30.0
 
June 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 3.1 μg/m3 (13) 31.0
 
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 5.8 μg/m3 (25) 32.0
 
June 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 6.0 μg/m3 (25) 35.0
 
June 15, 2021, 8 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 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.0 μg/m3 (13) 35.0
 
June 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 5.8 μg/m3 (25) 32.0
 
June 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.1 μg/m3 (18) 32.0
 
June 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 5.9 μg/m3 (25) 32.0
 
June 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 6.9 μg/m3 (29) 33.0
 
June 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 5.1 μg/m3 (22) 30.0
 
June 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A N/A 25.0
 
June 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 7.8 μg/m3 (33) 33.0
 
June 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 6.1 μg/m3 (26) 26.0
 
June 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 4.1 μg/m3 (18) 22.0
 
June 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
June 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 4.9 μg/m3 (21) 29.0
 
June 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
June 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
June 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 4.9 μg/m3 (21) 40.0
 
June 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 4.0 μg/m3 (17) 39.0
 
June 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.9 μg/m3 (25) 40.0
 
June 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 4.1 μg/m3 (18) 43.0
 
June 15, 2021, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 2.1 μg/m3 (9) 42.0
 
June 14, 2021, 11 p.m. 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 14, 2021, 10 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, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.0 μg/m3 (17) 46.0
 
June 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.0 μg/m3 (17) 46.0
 
June 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 3.0 μg/m3 (13) 47.0
 
June 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 2.0 μg/m3 (9) 47.0
 
June 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 2.9 μg/m3 (13) 50.0
 
June 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 4.8 μg/m3 (20) 61.0
 
June 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 4.0 μg/m3 (17) 51.0
 
June 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 2.1 μg/m3 (9) 55.0
 
June 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 2.0 μg/m3 (9) 51.0
 
June 14, 2021, noon N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 3.8 μg/m3 (16) 50.0
 
June 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 4.0 μg/m3 (17) 58.0
 
June 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 4.9 μg/m3 (21) 61.0
 
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 5.9 μg/m3 (25) 48.0
 
June 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 6.0 μg/m3 (25) 34.0
 
June 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 5.0 μg/m3 (21) 36.0
 
June 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 4.0 μg/m3 (17) 39.0
 
June 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 6.8 μg/m3 (29) 29.0
 
June 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 7.0 μg/m3 (30) 44.0
 
June 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 7.0 μg/m3 (30) 43.0
 
June 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 4.1 μg/m3 (18) 45.0
 
June 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 5.9 μg/m3 (25) 47.0
 
June 14, 2021, midnight N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 3.1 μg/m3 (13) 47.0
 
June 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 4.9 μg/m3 (21) 47.0
 
June 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 6.9 μg/m3 (29) 48.0
 
June 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 6.0 μg/m3 (25) 50.0
 
June 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 3.1 μg/m3 (13) 51.0
 
June 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 5.8 μg/m3 (25) 50.0
 
June 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 9.8 μg/m3 (41) 49.0
 
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 6.2 μg/m3 (26) 49.0
 
June 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 6.0 μg/m3 (25) 46.0
 
June 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 5.0 μg/m3 (21) 42.0
 
June 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.9 μg/m3 (25) 40.0
 
June 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 6.9 μg/m3 (29) 40.0
 
June 13, 2021, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 10.8 μg/m3 (46) 46.0
 
June 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 11.9 μg/m3 (50) 50.0
 
June 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 14.8 μg/m3 (57) 57.0
 
June 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 8.3 μg/m3 (35) 35.0
 
June 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 10.8 μg/m3 (46) 46.0
 
June 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 11.9 μg/m3 (50) 50.0
 
June 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 9.1 μg/m3 (38) 49.0
 
June 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 9.9 μg/m3 (42) 61.0
 
June 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A N/A 6.2 μg/m3 (26) 71.0
 
June 13, 2021, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 5.0 μg/m3 (21) 61.0
 
June 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 6.9 μg/m3 (29) 61.0
 
June 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 5.1 μg/m3 (22) 68.0
 
June 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 6.9 μg/m3 (29) 78.0
 
June 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A N/A 10.8 μg/m3 (46) 94.0
 
June 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 10.0 μg/m3 (42) 91.0
 
June 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 10.9 μg/m3 (46) 84.0
 
June 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 11.0 μg/m3 (46) 74.0
 
June 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 14.8 μg/m3 (57) 57.0
 
June 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 14.0 μg/m3 (55) 55.0
 
June 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 17.8 μg/m3 (63) 63.0
 
June 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 8.5 μg/m3 (36) 36.0
 
June 12, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
June 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 22.0
 
June 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 4.9 μg/m3 (21) 22.0
 
June 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 6.9 μg/m3 (29) 29.0
 
June 12, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 4.1 μg/m3 (18) 29.0
 
June 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 6.8 μg/m3 (29) 32.0
 
June 12, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 6.0 μg/m3 (25) 34.0
 
June 12, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.1 μg/m3 (18) 28.0
 
June 12, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 5.9 μg/m3 (25) 38.0
 
June 12, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 7.9 μg/m3 (33) 38.0
 
June 12, 2021, 2 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 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 6.0 μg/m3 (25) 51.0
 
June 12, 2021, midnight N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 7.9 μg/m3 (33) 68.0
 
June 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 6.1 μg/m3 (26) 74.0
 
June 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 7.9 μg/m3 (33) 74.0
 
June 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A N/A 6.1 μg/m3 (26) 87.0
 
June 11, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 6.9 μg/m3 (29) 91.0
 
June 11, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A N/A 7.9 μg/m3 (33) 91.0
 
June 11, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 7.0 μg/m3 (30) 84.0
 
June 11, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 7.9 μg/m3 (33) 74.0
 
June 11, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 9.9 μg/m3 (42) 68.0
 
June 11, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 6.2 μg/m3 (26) 61.0
 
June 11, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 8.8 μg/m3 (37) 50.0
 
June 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 9.9 μg/m3 (42) 42.0
 
June 11, 2021, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 12.8 μg/m3 (53) 53.0
 
June 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 9.2 μg/m3 (39) 39.0
 
June 11, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 9.9 μg/m3 (42) 42.0
 
June 11, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 6.1 μg/m3 (26) 26.0
 
June 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 4.1 μg/m3 (18) 18.0
 
June 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 5.9 μg/m3 (25) 25.0
 
June 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 7.9 μg/m3 (33) 33.0
 
June 11, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 4.2 μg/m3 (18) 24.0
 
June 11, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 4.9 μg/m3 (21) 31.0