ID: 1257

AQSQID: 550790010

Site Name: Milwaukee 16th St

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

Updated: April 11, 2021, 2:44 a.m.

Location: Milwaukee (Clarke Square), WI

Reporting: False, Located: True

Current AQI: None

Milwaukee (Clarke Square) WI, US: 43.0178, -87.9333

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 9, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 3.3 μg/m3 (14) 21.0
 
April 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 3.9 μg/m3 (17) 22.0
 
April 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 4.0 μg/m3 (17) 21.0
 
April 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 5.3 μg/m3 (23) 23.0
 
April 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 8.4 μg/m3 (36) 36.0
 
April 9, 2021, noon N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 10.6 μg/m3 (45) 45.0
 
April 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 10.8 μg/m3 (46) 46.0
 
April 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
April 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 11.0 μg/m3 (46) 46.0
 
April 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 10.4 μg/m3 (44) 44.0
 
April 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 9.7 μg/m3 (41) 41.0
 
April 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 10.4 μg/m3 (44) 44.0
 
April 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 7.9 μg/m3 (33) 33.0
 
April 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 5.3 μg/m3 (23) 23.0
 
April 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 4.3 μg/m3 (18) 24.0
 
April 9, 2021, 2 a.m. 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
 
April 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 7.7 μg/m3 (33) 33.0
 
April 9, 2021, midnight N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 6.5 μg/m3 (28) 28.0
 
April 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 8.5 μg/m3 (36) 36.0
 
April 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 8.5 μg/m3 (36) 36.0
 
April 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 7.8 μg/m3 (33) 33.0
 
April 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 6.7 μg/m3 (28) 28.0
 
April 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 5.3 μg/m3 (23) 30.0
 
April 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.7 μg/m3 (20) 28.0
 
April 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 7.6 μg/m3 (32) 32.0
 
April 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 12.4 μg/m3 (52) 52.0
 
April 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 13.1 μg/m3 (54) 54.0
 
April 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 14.6 μg/m3 (57) 57.0
 
April 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 13.3 μg/m3 (54) 54.0
 
April 8, 2021, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 12.7 μg/m3 (53) 53.0
 
April 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 13.8 μg/m3 (55) 55.0
 
April 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.2 μg/m3 (54) 54.0
 
April 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 13.2 μg/m3 (54) 54.0
 
April 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 13.0 μg/m3 (53) 53.0
 
April 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 16.7 μg/m3 (61) 61.0
 
April 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 12.6 μg/m3 (53) 53.0
 
April 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 12.9 μg/m3 (53) 53.0
 
April 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 14.0 μg/m3 (55) 55.0
 
April 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 16.9 μg/m3 (62) 62.0
 
April 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 19.9 μg/m3 (68) 68.0
 
April 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 20.5 μg/m3 (69) 69.0
 
April 8, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 19.7 μg/m3 (67) 67.0
 
April 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 17.4 μg/m3 (63) 63.0
 
April 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 14.7 μg/m3 (57) 57.0
 
April 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 15.3 μg/m3 (58) 58.0
 
April 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 16.3 μg/m3 (60) 60.0
 
April 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 17.4 μg/m3 (63) 63.0
 
April 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 17.6 μg/m3 (63) 63.0
 
April 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 19.7 μg/m3 (67) 67.0
 
April 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 21.8 μg/m3 (72) 72.0
 
April 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 17.6 μg/m3 (63) 63.0
 
April 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 16.7 μg/m3 (61) 61.0
 
April 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 18.7 μg/m3 (65) 65.0
 
April 7, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 23.8 μg/m3 (76) 76.0
 
April 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 27.6 μg/m3 (84) 84.0
 
April 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.4 μg/m3 (82) 82.0
 
April 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 21.9 μg/m3 (72) 72.0
 
April 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 21.1 μg/m3 (70) 70.0
 
April 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 21.6 μg/m3 (71) 71.0
 
April 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 27.0 μg/m3 (83) 83.0
 
April 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 34.5 μg/m3 (99) 99.0
 
April 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 29.8 μg/m3 (89) 89.0
 
April 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 43.0 μg/m3 (120) 120.0
 
April 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 29.1 μg/m3 (87) 87.0
 
April 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 24.5 μg/m3 (78) 78.0
 
April 7, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 15.2 μg/m3 (58) 58.0
 
April 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 12.3 μg/m3 (52) 52.0
 
April 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 11.8 μg/m3 (50) 50.0
 
April 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 12.8 μg/m3 (53) 53.0
 
April 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 13.2 μg/m3 (54) 54.0
 
April 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 14.2 μg/m3 (56) 56.0
 
April 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 13.3 μg/m3 (54) 54.0
 
April 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 14.1 μg/m3 (56) 56.0
 
April 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 13.5 μg/m3 (54) 54.0
 
April 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 13.3 μg/m3 (54) 54.0
 
April 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 12.8 μg/m3 (53) 53.0
 
April 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 13.2 μg/m3 (54) 54.0
 
April 6, 2021, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 14.5 μg/m3 (57) 57.0
 
April 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 14.1 μg/m3 (56) 56.0
 
April 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (55) 55.0
 
April 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 13.1 μg/m3 (54) 54.0
 
April 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 13.1 μg/m3 (54) 54.0
 
April 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 14.3 μg/m3 (56) 56.0
 
April 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 16.6 μg/m3 (61) 61.0
 
April 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 17.7 μg/m3 (63) 63.0
 
April 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 21.1 μg/m3 (70) 70.0
 
April 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 22.0 μg/m3 (72) 72.0
 
April 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 23.8 μg/m3 (76) 76.0
 
April 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 25.0 μg/m3 (79) 79.0
 
April 6, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 20.6 μg/m3 (69) 69.0
 
April 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 14.9 μg/m3 (57) 57.0
 
April 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 13.8 μg/m3 (55) 55.0
 
April 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 14.0 μg/m3 (55) 55.0
 
April 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 15.1 μg/m3 (58) 58.0
 
April 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 17.4 μg/m3 (63) 63.0
 
April 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 17.0 μg/m3 (62) 62.0
 
April 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 21.0 μg/m3 (70) 70.0
 
April 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 21.4 μg/m3 (71) 71.0
 
April 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 23.8 μg/m3 (76) 76.0
 
April 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 21.5 μg/m3 (71) 71.0
 
April 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 25.2 μg/m3 (79) 79.0
 
April 5, 2021, noon N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 10.1 μg/m3 (43) 43.0
 
April 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 9.6 μg/m3 (40) 43.0
 
April 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (59) 59.0
 
April 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 23.9 μg/m3 (76) 76.0
 
April 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 35.1 μg/m3 (100) 100.0
 
April 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 42.2 μg/m3 (118) 118.0
 
April 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 41.8 μg/m3 (117) 117.0
 
April 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 40.9 μg/m3 (115) 115.0
 
April 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 40.3 μg/m3 (113) 113.0
 
April 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 41.9 μg/m3 (117) 117.0
 
April 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 47.6 μg/m3 (131) 131.0
 
April 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 44.8 μg/m3 (124) 124.0
 
April 5, 2021, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 34.2 μg/m3 (98) 98.0
 
April 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 30.0 μg/m3 (89) 89.0
 
April 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 31.2 μg/m3 (92) 92.0
 
April 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 33.7 μg/m3 (97) 97.0
 
April 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 28.3 μg/m3 (86) 86.0
 
April 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 35.0 μg/m3 (100) 100.0
 
April 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 35.8 μg/m3 (102) 102.0
 
April 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 34.6 μg/m3 (99) 99.0
 
April 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 33.2 μg/m3 (96) 96.0
 
April 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 32.0 μg/m3 (93) 93.0
 
April 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 32.5 μg/m3 (94) 94.0
 
April 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 33.4 μg/m3 (96) 96.0
 
April 4, 2021, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 32.2 μg/m3 (94) 94.0
 
April 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 30.0 μg/m3 (89) 89.0
 
April 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.4 μg/m3 (84) 84.0
 
April 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 34.3 μg/m3 (98) 98.0
 
April 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 66.2 μg/m3 (157) 157.0
 
April 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 65.9 μg/m3 (157) 157.0
 
April 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 67.5 μg/m3 (158) 158.0
 
April 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 76.1 μg/m3 (162) 162.0
 
April 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 85.4 μg/m3 (167) 167.0
 
April 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 73.8 μg/m3 (161) 161.0
 
April 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 52.1 μg/m3 (142) 142.0
 
April 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 45.0 μg/m3 (125) 125.0
 
April 4, 2021, midnight N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 42.4 μg/m3 (118) 118.0
 
April 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 29.5 μg/m3 (88) 88.0
 
April 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 27.2 μg/m3 (83) 83.0
 
April 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 30.8 μg/m3 (91) 91.0
 
April 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 23.1 μg/m3 (75) 75.0
 
April 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 24.5 μg/m3 (78) 78.0
 
April 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 24.7 μg/m3 (78) 78.0
 
April 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 24.4 μg/m3 (77) 77.0
 
April 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 23.6 μg/m3 (76) 76.0
 
April 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 22.0 μg/m3 (72) 72.0
 
April 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 20.3 μg/m3 (69) 69.0
 
April 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 18.2 μg/m3 (64) 64.0
 
April 3, 2021, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 12.9 μg/m3 (53) 53.0
 
April 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 10.6 μg/m3 (45) 45.0
 
April 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
April 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 10.2 μg/m3 (43) 43.0
 
April 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 10.9 μg/m3 (46) 46.0
 
April 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 10.8 μg/m3 (46) 46.0
 
April 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 9.9 μg/m3 (42) 42.0
 
April 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 11.1 μg/m3 (47) 47.0
 
April 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 12.9 μg/m3 (53) 53.0
 
April 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 13.4 μg/m3 (54) 54.0
 
April 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 12.9 μg/m3 (53) 53.0
 
April 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 13.3 μg/m3 (54) 54.0
 
April 3, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 13.9 μg/m3 (55) 55.0
 
April 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 12.7 μg/m3 (53) 53.0
 
April 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 10.1 μg/m3 (43) 43.0
 
April 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 8.3 μg/m3 (35) 35.0
 
April 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 6.8 μg/m3 (29) 34.0
 
April 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 7.9 μg/m3 (33) 35.0
 
April 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 8.8 μg/m3 (37) 38.0