ID: 2115

AQSQID: 261630093

Site Name: Eliza Howell- Roadway

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

Updated: July 9, 2020, 7:34 p.m.

Location: Detroit (Schoolcraft St), MI

Reporting: True, Located: True

Current AQI: 46.0

Detroit (Schoolcraft St) MI, US: 42.38599, -83.266319

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 9, 2020, 5 p.m. 49.6 ppb (46) 19.6 ppb (18) N/A 30.0 ppb (28) N/A N/A N/A 1.0 ppb (11) N/A 5.3 μg/m3 (22) 46.0
 
July 9, 2020, 4 p.m. 45.5 ppb (42) 17.8 ppb (16) N/A 28.0 ppb (26) N/A N/A N/A 0.8 ppb (9) N/A 27.4 μg/m3 (83) 83.0
 
July 9, 2020, 3 p.m. 50.6 ppb (47) 22.2 ppb (21) N/A 29.0 ppb (27) N/A N/A N/A N/A N/A 17.3 μg/m3 (61) 61.0
 
July 9, 2020, 2 p.m. 51.7 ppb (48) 23.3 ppb (22) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
July 9, 2020, 1 p.m. 56.2 ppb (52) 29.6 ppb (27) N/A 27.0 ppb (25) N/A N/A N/A N/A N/A 12.2 μg/m3 (50) 52.0
 
July 9, 2020, noon 83.2 ppb (81) 53.7 ppb (50) N/A 29.0 ppb (27) N/A N/A N/A 1.1 ppb (12) N/A 17.8 μg/m3 (62) 81.0
 
July 9, 2020, 11 a.m. 68.8 ppb (66) 45.5 ppb (42) N/A 23.0 ppb (21) N/A N/A N/A 1.2 ppb (13) N/A 14.1 μg/m3 (54) 66.0
 
July 9, 2020, 10 a.m. 34.7 ppb (32) 14.6 ppb (14) N/A 20.0 ppb (19) N/A N/A N/A 1.0 ppb (11) N/A 17.9 μg/m3 (63) 63.0
 
July 9, 2020, 9 a.m. 29.3 ppb (27) 7.3 ppb (7) N/A 22.0 ppb (20) N/A N/A N/A 0.9 ppb (10) N/A 18.0 μg/m3 (63) 63.0
 
July 9, 2020, 8 a.m. 37.3 ppb (35) 15.7 ppb (15) N/A 22.0 ppb (20) N/A N/A N/A 1.1 ppb (12) N/A 14.1 μg/m3 (54) 54.0
 
July 9, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.0 ppb (11) N/A 16.9 μg/m3 (60) 60.0
 
July 9, 2020, 6 a.m. 32.2 ppb (30) 5.9 ppb (5) N/A 26.0 ppb (24) N/A N/A N/A 1.1 ppb (12) N/A 19.9 μg/m3 (67) 67.0
 
July 9, 2020, 5 a.m. 36.3 ppb (34) 9.4 ppb (9) N/A 27.0 ppb (25) N/A N/A N/A N/A N/A 17.1 μg/m3 (61) 61.0
 
July 9, 2020, 4 a.m. 24.9 ppb (23) 3.0 ppb (3) N/A 22.0 ppb (20) N/A N/A N/A 1.1 ppb (12) N/A 21.9 μg/m3 (71) 71.0
 
July 9, 2020, 3 a.m. 30.7 ppb (28) 6.3 ppb (6) N/A 24.0 ppb (22) N/A N/A N/A 1.2 ppb (13) N/A 17.1 μg/m3 (61) 61.0
 
July 9, 2020, 2 a.m. 31.0 ppb (29) 6.5 ppb (6) N/A 25.0 ppb (23) N/A N/A N/A 1.2 ppb (13) N/A 11.2 μg/m3 (47) 47.0
 
July 9, 2020, 1 a.m. 19.8 ppb (18) 3.4 ppb (3) N/A 16.0 ppb (15) N/A N/A N/A 1.0 ppb (11) N/A 10.0 μg/m3 (42) 42.0
 
July 9, 2020, midnight 11.3 ppb (10) 1.7 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.8 ppb (9) N/A 9.0 μg/m3 (38) 38.0
 
July 8, 2020, 11 p.m. 12.1 ppb (11) 2.7 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.8 ppb (9) N/A 16.8 μg/m3 (60) 60.0
 
July 8, 2020, 10 p.m. 23.3 ppb (22) 5.8 ppb (5) N/A 18.0 ppb (17) N/A N/A N/A 1.0 ppb (11) N/A 11.2 μg/m3 (47) 47.0
 
July 8, 2020, 9 p.m. 23.7 ppb (22) 6.9 ppb (6) N/A 17.0 ppb (16) N/A N/A N/A 0.9 ppb (10) N/A 13.9 μg/m3 (54) 54.0
 
July 8, 2020, 8 p.m. 32.1 ppb (30) 11.2 ppb (10) N/A 21.0 ppb (19) N/A N/A N/A 1.0 ppb (11) N/A 10.1 μg/m3 (42) 42.0
 
July 8, 2020, 7 p.m. 39.1 ppb (36) 14.2 ppb (13) N/A 25.0 ppb (23) N/A N/A N/A 1.0 ppb (11) N/A 15.8 μg/m3 (58) 58.0
 
July 8, 2020, 6 p.m. 46.2 ppb (43) 18.8 ppb (17) N/A 27.0 ppb (25) N/A N/A N/A 1.1 ppb (12) N/A 18.9 μg/m3 (65) 65.0
 
July 8, 2020, 5 p.m. 44.7 ppb (41) 16.8 ppb (16) N/A 28.0 ppb (26) N/A N/A N/A 1.0 ppb (11) N/A 17.1 μg/m3 (61) 61.0
 
July 8, 2020, 4 p.m. 45.0 ppb (42) 16.4 ppb (15) N/A 29.0 ppb (27) N/A N/A N/A 1.0 ppb (11) N/A 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 3 p.m. 46.4 ppb (43) 17.9 ppb (17) N/A 29.0 ppb (27) N/A N/A N/A 1.0 ppb (11) N/A 20.9 μg/m3 (69) 69.0
 
July 8, 2020, 2 p.m. 52.6 ppb (49) 21.7 ppb (20) N/A 31.0 ppb (29) N/A N/A N/A 1.0 ppb (11) N/A 16.1 μg/m3 (59) 59.0
 
July 8, 2020, 1 p.m. 51.3 ppb (48) 25.3 ppb (23) N/A 26.0 ppb (24) N/A N/A N/A 0.9 ppb (10) N/A 13.1 μg/m3 (52) 52.0
 
July 8, 2020, noon 48.9 ppb (45) 25.4 ppb (24) N/A 24.0 ppb (22) N/A N/A N/A 1.0 ppb (11) N/A 14.0 μg/m3 (54) 54.0
 
July 8, 2020, 11 a.m. 68.6 ppb (66) 40.0 ppb (37) N/A 29.0 ppb (27) N/A N/A N/A 1.1 ppb (12) N/A 16.9 μg/m3 (60) 66.0
 
July 8, 2020, 10 a.m. 58.7 ppb (55) 32.1 ppb (30) N/A 27.0 ppb (25) N/A N/A N/A 1.1 ppb (12) N/A 9.2 μg/m3 (38) 55.0
 
July 8, 2020, 9 a.m. 36.5 ppb (34) 13.2 ppb (12) N/A 23.0 ppb (21) N/A N/A N/A 0.8 ppb (9) N/A 9.0 μg/m3 (38) 38.0
 
July 8, 2020, 8 a.m. 14.1 ppb (13) 4.2 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 8, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 8, 2020, 6 a.m. 9.6 ppb (9) 1.4 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.6 ppb (7) N/A 6.1 μg/m3 (25) 25.0
 
July 8, 2020, 5 a.m. 14.5 ppb (13) 3.1 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 8, 2020, 4 a.m. 12.7 ppb (12) 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A 0.7 ppb (8) N/A 8.9 μg/m3 (37) 37.0
 
July 8, 2020, 3 a.m. 15.6 ppb (14) 3.6 ppb (3) N/A 12.0 ppb (11) N/A N/A N/A 0.7 ppb (8) N/A 12.9 μg/m3 (52) 52.0
 
July 8, 2020, 2 a.m. 24.2 ppb (22) 5.1 ppb (5) N/A 19.0 ppb (18) N/A N/A N/A 0.9 ppb (10) N/A 7.2 μg/m3 (30) 30.0
 
July 8, 2020, 1 a.m. 22.3 ppb (21) 4.9 ppb (5) N/A 18.0 ppb (17) N/A N/A N/A 0.9 ppb (10) N/A 9.9 μg/m3 (41) 41.0
 
July 8, 2020, midnight 21.9 ppb (20) 6.1 ppb (6) N/A 16.0 ppb (15) N/A N/A N/A 0.9 ppb (10) N/A 7.1 μg/m3 (30) 30.0
 
July 7, 2020, 11 p.m. 6.9 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.6 ppb (7) N/A 17.7 μg/m3 (62) 62.0
 
July 7, 2020, 10 p.m. 10.7 ppb (10) 2.5 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.7 ppb (8) N/A 13.1 μg/m3 (52) 52.0
 
July 7, 2020, 9 p.m. 15.9 ppb (15) 4.7 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A 0.9 ppb (10) N/A 16.9 μg/m3 (60) 60.0
 
July 7, 2020, 8 p.m. 15.1 ppb (14) 4.9 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.7 ppb (8) N/A 15.1 μg/m3 (57) 57.0
 
July 7, 2020, 7 p.m. 15.5 ppb (14) 5.3 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.7 ppb (8) N/A 12.1 μg/m3 (50) 50.0
 
July 7, 2020, 6 p.m. 24.2 ppb (22) 9.3 ppb (9) N/A 15.0 ppb (14) N/A N/A N/A 0.8 ppb (9) N/A 13.0 μg/m3 (52) 52.0
 
July 7, 2020, 5 p.m. 28.9 ppb (27) 11.5 ppb (11) N/A 17.0 ppb (16) N/A N/A N/A 0.8 ppb (9) N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 4 p.m. 27.0 ppb (25) 10.1 ppb (9) N/A 17.0 ppb (16) N/A N/A N/A 0.8 ppb (9) N/A 11.1 μg/m3 (46) 46.0
 
July 7, 2020, 3 p.m. 20.2 ppb (19) 6.8 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.7 ppb (8) N/A 16.8 μg/m3 (60) 60.0
 
July 7, 2020, 2 p.m. 21.3 ppb (20) 6.7 ppb (6) N/A 15.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A 13.1 μg/m3 (52) 52.0
 
July 7, 2020, 1 p.m. 24.2 ppb (22) 9.1 ppb (8) N/A 15.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
July 7, 2020, noon 29.7 ppb (28) 12.5 ppb (12) N/A 17.0 ppb (16) N/A N/A N/A 0.7 ppb (8) N/A 17.8 μg/m3 (62) 62.0
 
July 7, 2020, 11 a.m. 39.8 ppb (37) 20.8 ppb (19) N/A 19.0 ppb (18) N/A N/A N/A 0.9 ppb (10) N/A 17.0 μg/m3 (61) 61.0
 
July 7, 2020, 10 a.m. 23.8 ppb (22) 10.8 ppb (10) N/A 13.0 ppb (12) N/A N/A N/A 0.8 ppb (9) N/A 18.9 μg/m3 (65) 65.0
 
July 7, 2020, 9 a.m. 17.0 ppb (16) 4.1 ppb (4) N/A 13.0 ppb (12) N/A N/A N/A 0.8 ppb (9) N/A 21.9 μg/m3 (71) 71.0
 
July 7, 2020, 8 a.m. 19.5 ppb (18) 5.4 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.8 ppb (9) N/A 19.1 μg/m3 (65) 65.0
 
July 7, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A 15.1 μg/m3 (57) 57.0
 
July 7, 2020, 6 a.m. 18.4 ppb (17) 1.3 ppb (1) N/A 17.0 ppb (16) N/A N/A N/A 0.8 ppb (9) N/A 11.1 μg/m3 (46) 46.0
 
July 7, 2020, 5 a.m. 14.0 ppb (13) 0.4 ppb (0) N/A 14.0 ppb (13) N/A N/A N/A N/A N/A 16.8 μg/m3 (60) 60.0
 
July 7, 2020, 4 a.m. 20.4 ppb (19) 1.9 ppb (2) N/A 19.0 ppb (18) N/A N/A N/A 0.9 ppb (10) N/A 13.1 μg/m3 (52) 52.0
 
July 7, 2020, 3 a.m. 24.0 ppb (22) 2.4 ppb (2) N/A 22.0 ppb (20) N/A N/A N/A 0.9 ppb (10) N/A 15.9 μg/m3 (58) 58.0
 
July 7, 2020, 2 a.m. 31.6 ppb (29) 7.0 ppb (6) N/A 25.0 ppb (23) N/A N/A N/A 1.0 ppb (11) N/A 13.1 μg/m3 (52) 52.0
 
July 7, 2020, 1 a.m. 34.9 ppb (32) 7.3 ppb (7) N/A 28.0 ppb (26) N/A N/A N/A 1.1 ppb (12) N/A 19.8 μg/m3 (67) 67.0
 
July 7, 2020, midnight 35.1 ppb (32) 8.2 ppb (8) N/A 27.0 ppb (25) N/A N/A N/A 1.2 ppb (13) N/A 17.1 μg/m3 (61) 61.0
 
July 6, 2020, 11 p.m. 34.5 ppb (32) 10.2 ppb (9) N/A 24.0 ppb (22) N/A N/A N/A 1.2 ppb (13) N/A 13.1 μg/m3 (52) 52.0
 
July 6, 2020, 10 p.m. 43.2 ppb (40) 13.4 ppb (12) N/A 30.0 ppb (28) N/A N/A N/A 1.3 ppb (14) N/A 16.9 μg/m3 (60) 60.0
 
July 6, 2020, 9 p.m. 43.6 ppb (40) 13.8 ppb (13) N/A 30.0 ppb (28) N/A N/A N/A 1.2 ppb (13) N/A 15.1 μg/m3 (57) 57.0
 
July 6, 2020, 8 p.m. 48.6 ppb (45) 14.8 ppb (14) N/A 34.0 ppb (31) N/A N/A N/A 1.2 ppb (13) N/A 15.0 μg/m3 (56) 56.0
 
July 6, 2020, 7 p.m. 38.6 ppb (36) 13.9 ppb (13) N/A 25.0 ppb (23) N/A N/A N/A 1.1 ppb (12) N/A 10.1 μg/m3 (42) 42.0
 
July 6, 2020, 6 p.m. 48.1 ppb (45) 19.7 ppb (18) N/A 29.0 ppb (27) N/A N/A N/A 1.1 ppb (12) N/A 15.8 μg/m3 (58) 58.0
 
July 6, 2020, 5 p.m. 43.0 ppb (40) 15.8 ppb (15) N/A 27.0 ppb (25) N/A N/A N/A 1.0 ppb (11) N/A 14.1 μg/m3 (54) 54.0
 
July 6, 2020, 4 p.m. 44.5 ppb (41) 15.2 ppb (14) N/A 29.0 ppb (27) N/A N/A N/A 1.0 ppb (11) N/A 15.0 μg/m3 (56) 56.0
 
July 6, 2020, 3 p.m. 48.2 ppb (45) 18.6 ppb (17) N/A 30.0 ppb (28) N/A N/A N/A 0.9 ppb (10) N/A 16.9 μg/m3 (60) 60.0
 
July 6, 2020, 2 p.m. 50.0 ppb (46) 19.8 ppb (18) N/A 30.0 ppb (28) N/A N/A N/A 1.0 ppb (11) N/A 19.9 μg/m3 (67) 67.0
 
July 6, 2020, 1 p.m. 66.2 ppb (63) 34.4 ppb (32) N/A 32.0 ppb (30) N/A N/A N/A 1.1 ppb (12) N/A 32.6 μg/m3 (94) 94.0
 
July 6, 2020, noon 80.1 ppb (78) 51.0 ppb (47) N/A 29.0 ppb (27) N/A N/A N/A 1.3 ppb (14) N/A 34.9 μg/m3 (99) 99.0
 
July 6, 2020, 11 a.m. 79.0 ppb (77) 56.4 ppb (53) N/A 23.0 ppb (21) N/A N/A N/A 1.5 ppb (17) N/A 30.1 μg/m3 (89) 89.0
 
July 6, 2020, 10 a.m. 32.8 ppb (30) 16.2 ppb (15) N/A 17.0 ppb (16) N/A N/A N/A 0.8 ppb (9) N/A 28.1 μg/m3 (84) 84.0
 
July 6, 2020, 9 a.m. 23.6 ppb (22) 9.6 ppb (9) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A 27.0 μg/m3 (82) 82.0
 
July 6, 2020, 8 a.m. 40.1 ppb (37) 16.1 ppb (15) N/A 24.0 ppb (22) N/A N/A N/A 0.7 ppb (8) N/A 26.0 μg/m3 (80) 80.0
 
July 6, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 18.2 μg/m3 (63) 63.0
 
July 6, 2020, 6 a.m. 21.0 ppb (19) 10.5 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A 19.9 μg/m3 (67) 67.0
 
July 6, 2020, 5 a.m. 30.8 ppb (29) 12.5 ppb (12) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 21.9 μg/m3 (71) 71.0
 
July 6, 2020, 4 a.m. 27.1 ppb (25) 13.8 ppb (13) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 19.1 μg/m3 (65) 65.0
 
July 6, 2020, 3 a.m. 34.4 ppb (32) 18.8 ppb (17) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A 15.1 μg/m3 (57) 57.0
 
July 6, 2020, 2 a.m. 43.2 ppb (40) 22.6 ppb (21) N/A 21.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A 19.9 μg/m3 (67) 67.0
 
July 6, 2020, 1 a.m. 42.7 ppb (40) 25.0 ppb (23) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) N/A 11.3 μg/m3 (47) 47.0
 
July 6, 2020, midnight 31.1 ppb (29) 25.5 ppb (24) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 13.9 μg/m3 (54) 54.0
 
July 5, 2020, 11 p.m. 30.1 ppb (28) 26.9 ppb (25) N/A 3.0 ppb (3) N/A N/A N/A 0.0 ppb (0) N/A 9.1 μg/m3 (38) 38.0
 
July 5, 2020, 10 p.m. 36.2 ppb (34) 29.6 ppb (27) N/A 7.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 10.9 μg/m3 (45) 45.0
 
July 5, 2020, 9 p.m. 31.2 ppb (29) 26.3 ppb (24) N/A 5.0 ppb (5) N/A N/A N/A 0.0 ppb (0) N/A 12.9 μg/m3 (52) 52.0
 
July 5, 2020, 8 p.m. 32.0 ppb (30) 25.4 ppb (24) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 13.0 μg/m3 (52) 52.0
 
July 5, 2020, 7 p.m. 31.5 ppb (29) 23.4 ppb (22) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 9.1 μg/m3 (38) 38.0
 
July 5, 2020, 6 p.m. 30.7 ppb (28) 21.2 ppb (20) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 5, 2020, 5 p.m. 27.7 ppb (26) 18.3 ppb (17) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
July 5, 2020, 4 p.m. 18.8 ppb (17) 13.1 ppb (12) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 13.9 μg/m3 (54) 54.0
 
July 5, 2020, 3 p.m. 15.8 ppb (15) 10.0 ppb (9) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 24.7 μg/m3 (77) 77.0
 
July 5, 2020, 2 p.m. 13.2 ppb (12) 7.2 ppb (7) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 43.5 μg/m3 (120) 120.0
 
July 5, 2020, 1 p.m. 16.2 ppb (15) 8.2 ppb (8) N/A 8.0 ppb (7) N/A N/A N/A 0.5 ppb (6) N/A 68.3 μg/m3 (157) 157.0
 
July 5, 2020, noon 16.7 ppb (15) 6.9 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A 96.2 μg/m3 (171) 171.0
 
July 5, 2020, 11 a.m. 14.9 ppb (14) 6.3 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.6 ppb (7) N/A 131.9 μg/m3 (190) 190.0
 
July 5, 2020, 10 a.m. 15.9 ppb (15) 4.7 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A 0.7 ppb (8) N/A 160.2 μg/m3 (210) 210.0
 
July 5, 2020, 9 a.m. 20.3 ppb (19) 5.6 ppb (5) N/A 15.0 ppb (14) N/A N/A N/A 0.8 ppb (9) N/A 199.9 μg/m3 (249) 249.0
 
July 5, 2020, 8 a.m. 25.6 ppb (24) 7.7 ppb (7) N/A 18.0 ppb (17) N/A N/A N/A 0.9 ppb (10) N/A 309.8 μg/m3 (359) 359.0
 
July 5, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.0 ppb (11) N/A 359.6 μg/m3 (406) 406.0
 
July 5, 2020, 6 a.m. 40.7 ppb (38) 15.4 ppb (14) N/A 25.0 ppb (23) N/A N/A N/A 1.0 ppb (11) N/A 489.3 μg/m3 (493) 493.0
 
July 5, 2020, 5 a.m. 56.2 ppb (52) 25.9 ppb (24) N/A 30.0 ppb (28) N/A N/A N/A N/A N/A 562.0 μg/m3 (541) 541.0
 
July 5, 2020, 4 a.m. 62.5 ppb (59) 31.5 ppb (29) N/A 31.0 ppb (29) N/A N/A N/A 1.4 ppb (16) N/A 489.1 μg/m3 (492) 492.0
 
July 5, 2020, 3 a.m. 54.2 ppb (50) 21.7 ppb (20) N/A 33.0 ppb (31) N/A N/A N/A 1.1 ppb (12) N/A 183.8 μg/m3 (233) 233.0
 
July 5, 2020, 2 a.m. 42.4 ppb (39) 18.6 ppb (17) N/A 24.0 ppb (22) N/A N/A N/A 0.7 ppb (8) N/A 34.1 μg/m3 (97) 97.0
 
July 5, 2020, 1 a.m. 27.8 ppb (26) 19.5 ppb (18) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 12.5 μg/m3 (51) 51.0
 
July 5, 2020, midnight 32.4 ppb (30) 24.1 ppb (22) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 10.1 μg/m3 (42) 42.0
 
July 4, 2020, 11 p.m. 38.5 ppb (36) 28.1 ppb (26) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
July 4, 2020, 10 p.m. 33.0 ppb (31) 26.8 ppb (25) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A 9.0 μg/m3 (38) 38.0
 
July 4, 2020, 9 p.m. 32.5 ppb (30) 26.5 ppb (25) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 10.9 μg/m3 (45) 45.0
 
July 4, 2020, 8 p.m. 36.3 ppb (34) 27.5 ppb (25) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
July 4, 2020, 7 p.m. 33.9 ppb (31) 25.5 ppb (24) N/A 8.0 ppb (7) N/A N/A N/A 0.3 ppb (3) N/A 8.1 μg/m3 (34) 34.0
 
July 4, 2020, 6 p.m. 32.5 ppb (30) 24.4 ppb (23) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
July 4, 2020, 5 p.m. 23.2 ppb (21) 18.7 ppb (17) N/A 5.0 ppb (5) N/A N/A N/A 0.1 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
July 4, 2020, 4 p.m. 21.6 ppb (20) 17.4 ppb (16) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 12.9 μg/m3 (52) 52.0
 
July 4, 2020, 3 p.m. 17.6 ppb (16) 13.4 ppb (12) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 10.1 μg/m3 (42) 42.0
 
July 4, 2020, 2 p.m. 14.2 ppb (13) 10.6 ppb (10) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A 12.9 μg/m3 (52) 52.0
 
July 4, 2020, 1 p.m. 13.3 ppb (12) 9.6 ppb (9) N/A 4.0 ppb (4) N/A N/A N/A 0.4 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
July 4, 2020, noon 12.2 ppb (11) 8.4 ppb (8) N/A 4.0 ppb (4) N/A N/A N/A 0.4 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
July 4, 2020, 11 a.m. 11.5 ppb (11) 7.7 ppb (7) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A 13.9 μg/m3 (54) 54.0
 
July 4, 2020, 10 a.m. 12.1 ppb (11) 8.3 ppb (8) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
July 4, 2020, 9 a.m. 12.6 ppb (12) 8.9 ppb (8) N/A 4.0 ppb (4) N/A N/A N/A 0.4 ppb (4) N/A 16.9 μg/m3 (60) 60.0
 
July 4, 2020, 8 a.m. 13.5 ppb (12) 9.5 ppb (9) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 18.9 μg/m3 (65) 65.0
 
July 4, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A 20.0 μg/m3 (67) 67.0
 
July 4, 2020, 6 a.m. 17.4 ppb (16) 12.3 ppb (11) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A 27.8 μg/m3 (84) 84.0
 
July 4, 2020, 5 a.m. 21.4 ppb (20) 14.8 ppb (14) N/A 7.0 ppb (6) N/A N/A N/A N/A N/A 18.3 μg/m3 (63) 63.0
 
July 4, 2020, 4 a.m. 24.3 ppb (23) 17.8 ppb (16) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 23.8 μg/m3 (75) 75.0
 
July 4, 2020, 3 a.m. 28.0 ppb (26) 20.1 ppb (19) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 22.1 μg/m3 (71) 71.0
 
July 4, 2020, 2 a.m. 36.6 ppb (34) 25.1 ppb (23) N/A 12.0 ppb (11) N/A N/A N/A 0.0 ppb (0) N/A 21.0 μg/m3 (69) 69.0
 
July 4, 2020, 1 a.m. 40.8 ppb (38) 27.4 ppb (25) N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A 15.2 μg/m3 (57) 57.0
 
July 4, 2020, midnight 40.9 ppb (38) 30.4 ppb (28) N/A 10.0 ppb (9) N/A N/A N/A 0.1 ppb (1) N/A 15.0 μg/m3 (56) 56.0
 
July 3, 2020, 11 p.m. 41.1 ppb (38) 32.3 ppb (30) N/A 9.0 ppb (8) N/A N/A N/A 0.1 ppb (1) N/A 10.1 μg/m3 (42) 42.0
 
July 3, 2020, 10 p.m. 38.1 ppb (35) 31.9 ppb (30) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 11.0 μg/m3 (46) 46.0
 
July 3, 2020, 9 p.m. 39.0 ppb (36) 32.1 ppb (30) N/A 7.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 8 p.m. 39.2 ppb (36) 32.0 ppb (30) N/A 7.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A 11.9 μg/m3 (50) 50.0
 
July 3, 2020, 7 p.m. 36.1 ppb (33) 28.5 ppb (26) N/A 8.0 ppb (7) N/A N/A N/A 0.1 ppb (1) N/A 7.1 μg/m3 (30) 33.0
 
July 3, 2020, 6 p.m. 33.0 ppb (31) 25.6 ppb (24) N/A 7.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A 8.9 μg/m3 (37) 37.0
 
July 3, 2020, 5 p.m. 30.3 ppb (28) 22.7 ppb (21) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 3, 2020, 4 p.m. 26.8 ppb (25) 19.9 ppb (18) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 11.9 μg/m3 (50) 50.0
 
July 3, 2020, 3 p.m. 22.3 ppb (21) 15.8 ppb (15) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 14.9 μg/m3 (56) 56.0
 
July 3, 2020, 2 p.m. 22.2 ppb (21) 13.6 ppb (13) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A 11.1 μg/m3 (46) 46.0
 
July 3, 2020, 1 p.m. 22.5 ppb (21) 12.6 ppb (12) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 14.9 μg/m3 (56) 56.0
 
July 3, 2020, noon 26.3 ppb (24) 14.3 ppb (13) N/A 12.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
July 3, 2020, 11 a.m. 35.3 ppb (33) 20.3 ppb (19) N/A 15.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A 16.9 μg/m3 (60) 60.0
 
July 3, 2020, 10 a.m. 18.3 ppb (17) 9.3 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A 20.9 μg/m3 (69) 69.0
 
July 3, 2020, 9 a.m. 17.7 ppb (16) 8.0 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 22.0 μg/m3 (71) 71.0
 
July 3, 2020, 8 a.m. 21.4 ppb (20) 8.7 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A 25.9 μg/m3 (80) 80.0
 
July 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 24.1 μg/m3 (76) 76.0
 
July 3, 2020, 6 a.m. 25.9 ppb (24) 11.0 ppb (10) N/A 15.0 ppb (14) N/A N/A N/A 0.5 ppb (6) N/A 26.9 μg/m3 (82) 82.0
 
July 3, 2020, 5 a.m. 35.1 ppb (32) 12.9 ppb (12) N/A 22.0 ppb (20) N/A N/A N/A N/A N/A 26.0 μg/m3 (80) 80.0
 
July 3, 2020, 4 a.m. 37.0 ppb (34) 14.5 ppb (13) N/A 23.0 ppb (21) N/A N/A N/A 0.7 ppb (8) N/A 21.1 μg/m3 (69) 69.0
 
July 3, 2020, 3 a.m. 40.8 ppb (38) 16.7 ppb (15) N/A 24.0 ppb (22) N/A N/A N/A 0.6 ppb (7) N/A 14.2 μg/m3 (55) 55.0
 
July 3, 2020, 2 a.m. 39.7 ppb (37) 20.1 ppb (19) N/A 20.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A 16.9 μg/m3 (60) 60.0
 
July 3, 2020, 1 a.m. 48.9 ppb (45) 24.5 ppb (23) N/A 24.0 ppb (22) N/A N/A N/A 0.5 ppb (6) N/A 15.1 μg/m3 (57) 57.0
 
July 3, 2020, midnight 56.3 ppb (52) 28.9 ppb (27) N/A 27.0 ppb (25) N/A N/A N/A 0.6 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
July 2, 2020, 11 p.m. 52.3 ppb (48) 29.1 ppb (27) N/A 23.0 ppb (21) N/A N/A N/A 0.5 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
July 2, 2020, 10 p.m. 55.1 ppb (51) 31.7 ppb (29) N/A 23.0 ppb (21) N/A N/A N/A 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 2, 2020, 9 p.m. 57.5 ppb (54) 32.8 ppb (30) N/A 25.0 ppb (23) N/A N/A N/A 0.5 ppb (6) N/A 9.2 μg/m3 (38) 54.0
 
July 2, 2020, 8 p.m. 33.5 ppb (31) 25.3 ppb (23) N/A 8.0 ppb (7) N/A N/A N/A 0.0 ppb (0) N/A 9.0 μg/m3 (38) 38.0
 
July 2, 2020, 7 p.m. 39.1 ppb (36) 26.7 ppb (25) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A 8.0 μg/m3 (33) 36.0
 
July 2, 2020, 6 p.m. 45.1 ppb (42) 29.6 ppb (27) N/A 15.0 ppb (14) N/A N/A N/A 0.2 ppb (2) N/A 7.0 μg/m3 (29) 42.0