ID: 530

AQSQID: 290990019

Site Name: Arnold West

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

Updated: June 18, 2021, 5:52 a.m.

Location: Arnold (Maxville), MO

Reporting: True, Located: True

Current AQI: 55.0

Arnold (Maxville) MO, US: 38.448581, -90.398436

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 26.0 μg/m3 (25) 14.0 μg/m3 (55) 55.0
 
June 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 28.0 μg/m3 (26) 14.6 μg/m3 (57) 57.0
 
June 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 28.0 μg/m3 (26) 13.9 μg/m3 (55) 55.0
 
June 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 31.0 μg/m3 (29) 16.9 μg/m3 (62) 62.0
 
June 18, 2021, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 33.0 μg/m3 (31) 15.0 μg/m3 (58) 58.0
 
June 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 35.0 μg/m3 (33) 18.0 μg/m3 (64) 64.0
 
June 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 38.0 μg/m3 (36) 24.6 μg/m3 (78) 78.0
 
June 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 33.0 μg/m3 (31) 20.2 μg/m3 (69) 69.0
 
June 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 37.0 μg/m3 (35) 13.5 μg/m3 (54) 61.0
 
June 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 35.0 μg/m3 (33) 19.4 μg/m3 (67) 67.0
 
June 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A 39.0 μg/m3 (37) 12.8 μg/m3 (53) 71.0
 
June 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A 34.0 μg/m3 (32) 11.3 μg/m3 (48) 101.0
 
June 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A 32.0 μg/m3 (30) 21.9 μg/m3 (72) 84.0
 
June 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 23.0 μg/m3 (22) 0.0 μg/m3 (0) 50.0
 
June 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A N/A 41.0
 
June 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 14.0 μg/m3 (55) 55.0
 
June 17, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 23.0 μg/m3 (22) 14.0 μg/m3 (55) 55.0
 
June 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 29.0 μg/m3 (27) 15.3 μg/m3 (58) 58.0
 
June 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 23.0 μg/m3 (22) 14.4 μg/m3 (56) 56.0
 
June 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 28.0 μg/m3 (26) 11.2 μg/m3 (47) 47.0
 
June 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 26.0 μg/m3 (25) 14.2 μg/m3 (56) 56.0
 
June 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 31.0 μg/m3 (29) 18.0 μg/m3 (64) 64.0
 
June 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 28.0 μg/m3 (26) 14.2 μg/m3 (56) 56.0
 
June 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 24.0 μg/m3 (23) 13.1 μg/m3 (54) 54.0
 
June 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 23.0 μg/m3 (22) 11.7 μg/m3 (49) 49.0
 
June 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 25.0 μg/m3 (24) 11.8 μg/m3 (50) 50.0
 
June 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 33.0 μg/m3 (31) 10.3 μg/m3 (43) 50.0
 
June 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 24.0 μg/m3 (23) 12.5 μg/m3 (52) 81.0
 
June 17, 2021, midnight N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A 21.0 μg/m3 (20) 11.9 μg/m3 (50) 87.0
 
June 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 76.0 ppb (104) N/A 23.0 μg/m3 (22) 2.1 μg/m3 (9) 104.0
 
June 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 79.0 ppb (106) N/A 17.0 μg/m3 (16) 10.7 μg/m3 (45) 106.0
 
June 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (105) N/A 25.0 μg/m3 (24) 6.6 μg/m3 (28) 105.0
 
June 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (105) N/A 44.0 μg/m3 (41) -0.3 μg/m3 (0) 105.0
 
June 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (105) N/A 30.0 μg/m3 (28) -0.1 μg/m3 (0) 105.0
 
June 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 80.0 ppb (106) N/A 35.0 μg/m3 (33) 3.4 μg/m3 (15) 106.0
 
June 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (105) N/A 36.0 μg/m3 (34) 14.5 μg/m3 (57) 105.0
 
June 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 30.0 μg/m3 (28) 14.3 μg/m3 (56) 94.0
 
June 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 29.0 μg/m3 (27) 8.5 μg/m3 (36) 50.0
 
June 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 31.0 μg/m3 (29) 14.5 μg/m3 (57) 57.0
 
June 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 32.0 μg/m3 (30) 12.1 μg/m3 (51) 51.0
 
June 16, 2021, noon N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 29.0 μg/m3 (27) 16.1 μg/m3 (60) 60.0
 
June 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 18.0 μg/m3 (17) 5.6 μg/m3 (24) 24.0
 
June 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 19.0 μg/m3 (18) 10.4 μg/m3 (44) 44.0
 
June 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 23.0 μg/m3 (22) 7.9 μg/m3 (33) 33.0
 
June 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 19.0 μg/m3 (18) 8.2 μg/m3 (35) 35.0
 
June 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 23.0 μg/m3 (22) 11.6 μg/m3 (49) 49.0
 
June 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 17.0 μg/m3 (16) 6.4 μg/m3 (27) 33.0
 
June 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 27.0 μg/m3 (25) 9.1 μg/m3 (38) 38.0
 
June 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 22.0 μg/m3 (21) 10.1 μg/m3 (43) 55.0
 
June 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 25.0 μg/m3 (24) 11.1 μg/m3 (47) 51.0
 
June 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 25.0 μg/m3 (24) 9.0 μg/m3 (38) 46.0
 
June 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A 25.0 μg/m3 (24) 9.5 μg/m3 (40) 68.0
 
June 16, 2021, midnight N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A 16.0 μg/m3 (15) 10.1 μg/m3 (43) 71.0
 
June 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A 20.0 μg/m3 (19) 5.5 μg/m3 (23) 71.0
 
June 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A 17.0 μg/m3 (16) 3.6 μg/m3 (16) 78.0
 
June 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 19.0 μg/m3 (18) 21.4 μg/m3 (71) 81.0
 
June 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A 22.0 μg/m3 (21) 9.3 μg/m3 (39) 91.0
 
June 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A 23.0 μg/m3 (22) 2.2 μg/m3 (10) 100.0
 
June 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A 20.0 μg/m3 (19) N/A 87.0
 
June 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 22.0 μg/m3 (21) 8.0 μg/m3 (34) 94.0
 
June 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 15.0 μg/m3 (14) 2.3 μg/m3 (10) 81.0
 
June 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 22.0 μg/m3 (21) 8.9 μg/m3 (38) 58.0
 
June 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 43.0
 
June 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 55.0 μg/m3 (51) 11.1 μg/m3 (47) 51.0
 
June 15, 2021, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 29.0 μg/m3 (27) 10.6 μg/m3 (45) 45.0
 
June 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 13.0 μg/m3 (13) 6.4 μg/m3 (27) 27.0
 
June 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 19.0 μg/m3 (18) 3.7 μg/m3 (16) 30.0
 
June 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 18.0 μg/m3 (17) 6.4 μg/m3 (27) 32.0
 
June 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 19.0 μg/m3 (18) 5.8 μg/m3 (25) 33.0
 
June 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 12.0 μg/m3 (12) 7.9 μg/m3 (33) 41.0
 
June 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 13.0 μg/m3 (13) 6.2 μg/m3 (26) 44.0
 
June 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 14.0 μg/m3 (13) 4.8 μg/m3 (20) 47.0
 
June 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 14.0 μg/m3 (13) 7.4 μg/m3 (31) 49.0
 
June 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 9.0 μg/m3 (9) 7.7 μg/m3 (33) 51.0
 
June 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A 14.0 μg/m3 (13) 6.2 μg/m3 (26) 68.0
 
June 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A 19.0 μg/m3 (18) 6.9 μg/m3 (29) 84.0
 
June 15, 2021, midnight N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A 25.0 μg/m3 (24) 8.1 μg/m3 (34) 87.0
 
June 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) N/A 30.0 μg/m3 (28) 8.4 μg/m3 (36) 97.0
 
June 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A 27.0 μg/m3 (25) 2.1 μg/m3 (9) 101.0
 
June 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A 26.0 μg/m3 (25) 13.3 μg/m3 (54) 100.0
 
June 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A 28.0 μg/m3 (26) 2.7 μg/m3 (12) 100.0
 
June 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 32.0 μg/m3 (30) 4.7 μg/m3 (20) 94.0
 
June 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) N/A 30.0 μg/m3 (28) 4.2 μg/m3 (18) 97.0
 
June 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A 58.0 μg/m3 (53) 7.5 μg/m3 (32) 84.0
 
June 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 30.0 μg/m3 (28) 12.8 μg/m3 (53) 81.0
 
June 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 29.0 μg/m3 (27) 7.0 μg/m3 (30) 55.0
 
June 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 40.0 μg/m3 (38) 10.9 μg/m3 (46) 46.0
 
June 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 43.0 μg/m3 (40) 10.5 μg/m3 (44) 44.0
 
June 14, 2021, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 21.0 μg/m3 (20) 9.1 μg/m3 (38) 38.0
 
June 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 13.0 μg/m3 (13) 9.9 μg/m3 (42) 42.0
 
June 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 13.0 μg/m3 (13) 7.9 μg/m3 (33) 33.0
 
June 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 16.0 μg/m3 (15) 5.1 μg/m3 (22) 24.0
 
June 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 12.0 μg/m3 (12) 6.8 μg/m3 (29) 31.0
 
June 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 15.0 μg/m3 (14) 3.8 μg/m3 (16) 33.0
 
June 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 14.0 μg/m3 (13) 4.9 μg/m3 (21) 39.0
 
June 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 14.0 μg/m3 (13) 5.6 μg/m3 (24) 44.0
 
June 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 12.0 μg/m3 (12) 5.9 μg/m3 (25) 46.0
 
June 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 13.0 μg/m3 (13) 3.1 μg/m3 (13) 46.0
 
June 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 13.0 μg/m3 (13) 6.5 μg/m3 (28) 47.0
 
June 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 14.0 μg/m3 (13) 7.3 μg/m3 (31) 48.0
 
June 14, 2021, midnight N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 14.0 μg/m3 (13) 7.2 μg/m3 (31) 55.0
 
June 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A 10.0 μg/m3 (10) 5.7 μg/m3 (24) 65.0
 
June 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A 8.0 μg/m3 (8) 12.5 μg/m3 (52) 74.0
 
June 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A 10.0 μg/m3 (10) 15.8 μg/m3 (59) 91.0
 
June 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (103) N/A 10.0 μg/m3 (10) 6.4 μg/m3 (27) 103.0
 
June 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A 14.0 μg/m3 (13) N/A 101.0
 
June 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) N/A 15.0 μg/m3 (14) 2.9 μg/m3 (13) 97.0
 
June 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 18.0 μg/m3 (17) 23.5 μg/m3 (75) 94.0
 
June 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A 22.0 μg/m3 (21) 2.7 μg/m3 (12) 87.0
 
June 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 18.0 μg/m3 (17) 7.3 μg/m3 (31) 55.0
 
June 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (30) 46.0
 
June 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 18.0 μg/m3 (17) 8.0 μg/m3 (34) 40.0
 
June 13, 2021, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 15.0 μg/m3 (14) 8.8 μg/m3 (37) 37.0
 
June 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 16.0 μg/m3 (15) 5.8 μg/m3 (25) 35.0
 
June 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 16.0 μg/m3 (15) 7.5 μg/m3 (32) 39.0
 
June 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 15.0 μg/m3 (14) 10.8 μg/m3 (46) 46.0
 
June 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 16.0 μg/m3 (15) 8.5 μg/m3 (36) 40.0
 
June 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 16.0 μg/m3 (15) 14.6 μg/m3 (57) 57.0
 
June 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 25.0 μg/m3 (24) 9.3 μg/m3 (39) 39.0
 
June 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 26.0 μg/m3 (25) 9.6 μg/m3 (40) 42.0
 
June 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 26.0 μg/m3 (25) 10.2 μg/m3 (43) 43.0
 
June 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 20.0 μg/m3 (19) 9.1 μg/m3 (38) 39.0
 
June 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 17.0 μg/m3 (16) 10.3 μg/m3 (43) 43.0
 
June 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 17.0 μg/m3 (16) 7.0 μg/m3 (30) 42.0
 
June 13, 2021, midnight N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 22.0 μg/m3 (21) 11.6 μg/m3 (49) 49.0
 
June 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 20.0 μg/m3 (19) -0.2 μg/m3 (0) 50.0
 
June 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 20.0 μg/m3 (19) 6.5 μg/m3 (28) 50.0
 
June 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 21.0 μg/m3 (20) 5.9 μg/m3 (25) 49.0
 
June 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 20.0 μg/m3 (19) 8.6 μg/m3 (36) 49.0
 
June 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 23.0 μg/m3 (22) 9.7 μg/m3 (41) 48.0
 
June 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 29.0 μg/m3 (27) 8.2 μg/m3 (35) 50.0
 
June 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 18.0 μg/m3 (17) 3.8 μg/m3 (16) 43.0
 
June 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 21.0 μg/m3 (20) 6.4 μg/m3 (27) 39.0
 
June 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 15.0 μg/m3 (14) 8.0 μg/m3 (34) 37.0
 
June 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 20.0 μg/m3 (19) 7.3 μg/m3 (31) 31.0
 
June 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 25.0 μg/m3 (24) 17.6 μg/m3 (63) 63.0
 
June 12, 2021, noon N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 28.0 μg/m3 (26) 17.9 μg/m3 (64) 64.0
 
June 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 27.0 μg/m3 (25) 18.0 μg/m3 (64) 64.0
 
June 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 28.0 μg/m3 (26) 26.9 μg/m3 (83) 83.0
 
June 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 35.0 μg/m3 (33) 28.3 μg/m3 (86) 86.0
 
June 12, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 44.0 μg/m3 (41) 37.4 μg/m3 (106) 106.0
 
June 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 35.0 μg/m3 (33) 28.4 μg/m3 (86) 86.0
 
June 12, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 46.0 μg/m3 (43) 35.6 μg/m3 (102) 102.0
 
June 12, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 52.0 μg/m3 (49) 37.4 μg/m3 (106) 106.0
 
June 12, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 61.0 μg/m3 (54) 44.5 μg/m3 (124) 124.0
 
June 12, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 59.0 μg/m3 (53) 39.7 μg/m3 (112) 112.0
 
June 12, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 51.0 μg/m3 (48) 34.4 μg/m3 (98) 98.0
 
June 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 38.0 μg/m3 (36) 23.0 μg/m3 (74) 74.0
 
June 12, 2021, midnight N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 35.0 μg/m3 (33) 20.9 μg/m3 (70) 70.0
 
June 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A 40.0 μg/m3 (38) 23.3 μg/m3 (75) 75.0
 
June 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A 28.0 μg/m3 (26) 18.1 μg/m3 (64) 100.0
 
June 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (103) N/A 19.0 μg/m3 (18) 22.5 μg/m3 (73) 103.0
 
June 11, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A 28.0 μg/m3 (26) 18.1 μg/m3 (64) 101.0
 
June 11, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) N/A 18.0 μg/m3 (17) 12.9 μg/m3 (53) 97.0
 
June 11, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 14.0 μg/m3 (13) 5.9 μg/m3 (25) 81.0
 
June 11, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 68.0
 
June 11, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 14.0 μg/m3 (13) 7.2 μg/m3 (31) 61.0
 
June 11, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 16.0 μg/m3 (15) -1.1 μg/m3 (0) 44.0
 
June 11, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 21.0 μg/m3 (20) 6.1 μg/m3 (26) 34.0
 
June 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 21.0 μg/m3 (20) 10.6 μg/m3 (45) 45.0
 
June 11, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 17.0 μg/m3 (16) 7.9 μg/m3 (33) 33.0
 
June 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 16.0 μg/m3 (15) 9.7 μg/m3 (41) 41.0
 
June 11, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 14.0 μg/m3 (13) 9.1 μg/m3 (38) 38.0
 
June 11, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 14.0 μg/m3 (13) 9.8 μg/m3 (41) 41.0
 
June 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 15.0 μg/m3 (14) 9.6 μg/m3 (40) 40.0
 
June 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 19.0 μg/m3 (18) 7.6 μg/m3 (32) 32.0
 
June 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 16.0 μg/m3 (15) 8.1 μg/m3 (34) 34.0
 
June 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 14.0 μg/m3 (13) 9.4 μg/m3 (40) 40.0