ID: 1712

AQSQID: 191130040

Site Name: Public Health

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

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

Location: Cedar Rapids (C Ave Nwest), IA

Reporting: True, Located: True

Current AQI: 50.0

Cedar Rapids (C Ave Nwest) IA, US: 41.9767, -91.6878

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 1.0 ppb (2) 52.0 ppb (49) N/A N/A 11.8 μg/m3 (50) 50.0
 
June 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 11.9 μg/m3 (50) 50.0
 
June 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 52.0 ppb (49) N/A N/A 11.7 μg/m3 (49) 49.0
 
June 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 12.2 μg/m3 (52) 52.0
 
June 18, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 12.9 μg/m3 (53) 53.0
 
June 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 14.5 μg/m3 (57) 57.0
 
June 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 61.0 ppb (71) N/A N/A 12.9 μg/m3 (53) 71.0
 
June 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 67.0 ppb (91) N/A N/A 12.9 μg/m3 (53) 91.0
 
June 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 68.0 ppb (94) N/A N/A 12.9 μg/m3 (53) 94.0
 
June 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 66.0 ppb (87) N/A N/A 12.5 μg/m3 (52) 87.0
 
June 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 60.0 ppb (68) N/A N/A 12.4 μg/m3 (52) 68.0
 
June 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 11.4 μg/m3 (48) 58.0
 
June 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 12.2 μg/m3 (52) 52.0
 
June 16, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 58.0 ppb (61) N/A N/A 7.3 μg/m3 (31) 61.0
 
June 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 57.0 ppb (58) N/A N/A 7.3 μg/m3 (31) 58.0
 
June 16, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 54.0 ppb (50) N/A N/A 7.4 μg/m3 (31) 50.0
 
June 16, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 8.5 μg/m3 (36) 49.0
 
June 16, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 7.4 μg/m3 (31) 46.0
 
June 16, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 9.4 μg/m3 (40) 40.0
 
June 16, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 6.8 μg/m3 (29) 34.0
 
June 16, 2021, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 28.0 ppb (26) N/A N/A 5.9 μg/m3 (25) 26.0
 
June 16, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 16, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A N/A 6.7 μg/m3 (28) 28.0
 
June 16, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 6.9 μg/m3 (29) 29.0
 
June 16, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 22.0 ppb (21) N/A N/A 7.6 μg/m3 (32) 32.0
 
June 16, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 21.0 ppb (20) N/A N/A 7.7 μg/m3 (33) 33.0
 
June 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 8.4 μg/m3 (36) 36.0
 
June 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 8.4 μg/m3 (36) 36.0
 
June 16, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
June 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 8.1 μg/m3 (34) 34.0
 
June 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 7.8 μg/m3 (33) 33.0
 
June 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 7.1 μg/m3 (30) 32.0
 
June 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 6.7 μg/m3 (28) 32.0
 
June 16, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 6.8 μg/m3 (29) 36.0
 
June 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 6.6 μg/m3 (28) 39.0
 
June 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 6.5 μg/m3 (28) 39.0
 
June 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 6.9 μg/m3 (29) 40.0
 
June 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.8 μg/m3 (29) 29.0
 
June 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.8 μg/m3 (29) 29.0
 
June 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 7.8 μg/m3 (33) 41.0
 
June 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 7.1 μg/m3 (30) 42.0
 
June 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 6.1 μg/m3 (26) 46.0
 
June 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 6.2 μg/m3 (26) 47.0
 
June 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 7.9 μg/m3 (33) 42.0
 
June 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 8.9 μg/m3 (38) 38.0
 
June 15, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 10.3 μg/m3 (43) 43.0
 
June 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 14.4 μg/m3 (56) 56.0
 
June 15, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 14.6 μg/m3 (57) 57.0
 
June 15, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 11.5 μg/m3 (48) 48.0
 
June 15, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 9.9 μg/m3 (42) 42.0
 
June 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 9.8 μg/m3 (41) 41.0
 
June 15, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 11.5 μg/m3 (48) 48.0
 
June 15, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 9.8 μg/m3 (41) 41.0
 
June 15, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 16.3 μg/m3 (60) 60.0
 
June 15, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 10.5 μg/m3 (44) 44.0
 
June 15, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 9.2 μg/m3 (39) 39.0
 
June 15, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 7.4 μg/m3 (31) 45.0
 
June 15, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 6.1 μg/m3 (26) 51.0
 
June 14, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (58) N/A N/A 5.8 μg/m3 (25) 58.0
 
June 14, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 5.4 μg/m3 (23) 51.0
 
June 14, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 5.0 μg/m3 (21) 50.0
 
June 14, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 4.9 μg/m3 (21) 49.0
 
June 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (48) N/A N/A 4.5 μg/m3 (19) 48.0
 
June 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 4.4 μg/m3 (19) 47.0
 
June 14, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (48) N/A N/A 4.6 μg/m3 (20) 48.0
 
June 14, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (48) N/A N/A 4.4 μg/m3 (19) 48.0
 
June 14, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 5.2 μg/m3 (22) 49.0
 
June 14, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 5.5 μg/m3 (23) 46.0
 
June 14, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 5.5 μg/m3 (23) 41.0
 
June 14, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 5.0 μg/m3 (21) 39.0
 
June 14, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 4.9 μg/m3 (21) 41.0
 
June 14, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 4.8 μg/m3 (20) 45.0
 
June 14, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 5.5 μg/m3 (23) 43.0
 
June 14, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 6.6 μg/m3 (28) 38.0
 
June 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 6.8 μg/m3 (29) 39.0
 
June 14, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 7.3 μg/m3 (31) 43.0
 
June 14, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 8.7 μg/m3 (37) 37.0
 
June 14, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 8.6 μg/m3 (36) 44.0
 
June 14, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 9.4 μg/m3 (40) 44.0
 
June 14, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 7.4 μg/m3 (31) 46.0
 
June 14, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 6.5 μg/m3 (28) 49.0
 
June 14, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (65) N/A N/A 4.6 μg/m3 (20) 65.0
 
June 13, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 64.0 ppb (81) N/A N/A 4.1 μg/m3 (18) 81.0
 
June 13, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 64.0 ppb (81) N/A N/A 4.0 μg/m3 (17) 81.0
 
June 13, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 65.0 ppb (84) N/A N/A 3.9 μg/m3 (17) 84.0
 
June 13, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 65.0 ppb (84) N/A N/A 3.9 μg/m3 (17) 84.0
 
June 13, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 64.0 ppb (81) N/A N/A 3.8 μg/m3 (16) 81.0
 
June 13, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 64.0 ppb (81) N/A N/A 3.9 μg/m3 (17) 81.0
 
June 13, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 63.0 ppb (78) N/A N/A 3.6 μg/m3 (16) 78.0
 
June 13, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 61.0 ppb (71) N/A N/A 3.8 μg/m3 (16) 71.0
 
June 13, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 4.7 μg/m3 (20) 51.0
 
June 13, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 6.3 μg/m3 (27) 43.0
 
June 13, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 8.4 μg/m3 (36) 36.0
 
June 13, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 13, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 11.5 μg/m3 (48) 48.0
 
June 13, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 11.9 μg/m3 (50) 50.0
 
June 13, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 11.1 μg/m3 (47) 47.0
 
June 13, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 11.8 μg/m3 (50) 50.0
 
June 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 12.6 μg/m3 (53) 53.0
 
June 13, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 15.4 μg/m3 (58) 58.0
 
June 13, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 19.5 μg/m3 (67) 67.0
 
June 13, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 22.4 μg/m3 (73) 73.0
 
June 13, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 17.2 μg/m3 (62) 62.0
 
June 13, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 10.6 μg/m3 (45) 45.0
 
June 13, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A N/A 5.5 μg/m3 (23) 55.0
 
June 13, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 60.0 ppb (68) N/A N/A 4.4 μg/m3 (19) 68.0
 
June 12, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 62.0 ppb (74) N/A N/A 4.3 μg/m3 (18) 74.0
 
June 12, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 61.0 ppb (71) N/A N/A 4.3 μg/m3 (18) 71.0
 
June 12, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (65) N/A N/A 4.1 μg/m3 (18) 65.0
 
June 12, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (65) N/A N/A 4.1 μg/m3 (18) 65.0
 
June 12, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 60.0 ppb (68) N/A N/A 4.2 μg/m3 (18) 68.0
 
June 12, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 60.0 ppb (68) N/A N/A 4.5 μg/m3 (19) 68.0
 
June 12, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (61) N/A N/A 5.2 μg/m3 (22) 61.0
 
June 12, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A N/A 5.3 μg/m3 (23) 55.0
 
June 12, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A N/A 5.8 μg/m3 (25) 55.0
 
June 12, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 5.9 μg/m3 (25) 49.0
 
June 12, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 6.6 μg/m3 (28) 43.0
 
June 12, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 7.1 μg/m3 (30) 37.0
 
June 12, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 8.7 μg/m3 (37) 37.0
 
June 12, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 11.1 μg/m3 (47) 47.0
 
June 12, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 10.8 μg/m3 (46) 46.0
 
June 12, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 10.9 μg/m3 (46) 46.0
 
June 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 12.6 μg/m3 (53) 53.0
 
June 12, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A N/A 13.8 μg/m3 (55) 55.0
 
June 12, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 14.6 μg/m3 (57) 57.0
 
June 12, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 16.2 μg/m3 (60) 60.0
 
June 12, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 16.0 μg/m3 (60) 60.0
 
June 12, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 12.1 μg/m3 (51) 51.0
 
June 12, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (38) N/A N/A 10.0 μg/m3 (42) 42.0
 
June 12, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 55.0 ppb (51) N/A N/A 9.0 μg/m3 (38) 51.0
 
June 11, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 59.0 ppb (65) N/A N/A 8.8 μg/m3 (37) 65.0
 
June 11, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 59.0 ppb (65) N/A N/A 9.5 μg/m3 (40) 65.0
 
June 11, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 10.0 μg/m3 (42) 51.0
 
June 11, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 9.6 μg/m3 (40) 43.0
 
June 11, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 8.7 μg/m3 (37) 47.0
 
June 11, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A N/A 7.1 μg/m3 (30) 55.0
 
June 11, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A N/A 6.9 μg/m3 (29) 55.0
 
June 11, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 7.0 μg/m3 (30) 51.0
 
June 11, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 7.0 μg/m3 (30) 49.0
 
June 11, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 8.0 μg/m3 (34) 44.0
 
June 11, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 10.1 μg/m3 (43) 43.0
 
June 11, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 12.5 μg/m3 (52) 52.0
 
June 11, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (9) N/A N/A 11.5 μg/m3 (48) 48.0
 
June 11, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 11.3 μg/m3 (48) 48.0
 
June 11, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 12.2 μg/m3 (52) 52.0
 
June 11, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 11.8 μg/m3 (50) 50.0
 
June 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 11.7 μg/m3 (49) 49.0
 
June 11, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 10.7 μg/m3 (45) 45.0
 
June 11, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
June 11, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 10.9 μg/m3 (46) 46.0
 
June 11, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 9.0 μg/m3 (38) 38.0
 
June 11, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 42.0 ppb (39) N/A N/A 8.6 μg/m3 (36) 39.0
 
June 11, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 50.0 ppb (47) N/A N/A 9.3 μg/m3 (39) 47.0
 
June 11, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (61) N/A N/A 8.3 μg/m3 (35) 61.0
 
June 10, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 62.0 ppb (74) N/A N/A 8.0 μg/m3 (34) 74.0
 
June 10, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (65) N/A N/A 8.3 μg/m3 (35) 65.0
 
June 10, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (58) N/A N/A 8.4 μg/m3 (36) 58.0
 
June 10, 2021, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 63.0 ppb (78) N/A N/A N/A 78.0
 
June 10, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 8.8 μg/m3 (37) 74.0
 
June 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 8.3 μg/m3 (35) 74.0
 
June 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 7.8 μg/m3 (33) 65.0
 
June 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 8.0 μg/m3 (34) 61.0
 
June 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 7.8 μg/m3 (33) 49.0
 
June 10, 2021, 2 p.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 10, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 31.0 ppb (29) N/A N/A 7.6 μg/m3 (32) 32.0
 
June 10, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A N/A 25.0
 
June 10, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 8.1 μg/m3 (34) 34.0