ID: 7741

AQSQID: 261630099

Site Name: Trinity St Marks

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

Updated: July 9, 2020, 8:35 p.m.

Location: Detroit (Carbon Works), MI

Reporting: True, Located: True

Current AQI: 54.0

Detroit (Carbon Works) MI, US: 42.295824, -83.129431

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 9, 2020, 7 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 13.7 μg/m3 (54) 54.0
 
July 9, 2020, 6 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
July 9, 2020, 5 p.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 18.8 μg/m3 (64) 64.0
 
July 9, 2020, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 17.8 μg/m3 (62) 62.0
 
July 9, 2020, 3 p.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 22.1 μg/m3 (71) 71.0
 
July 9, 2020, 2 p.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) N/A 0.4 ppb (4) N/A 18.4 μg/m3 (64) 64.0
 
July 9, 2020, 1 p.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A 18.0 μg/m3 (63) 63.0
 
July 9, 2020, noon N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A 22.6 μg/m3 (73) 73.0
 
July 9, 2020, 11 a.m. N/A N/A N/A 38.0 ppb (35) N/A 1.0 ppb (1) N/A 0.7 ppb (8) N/A 13.7 μg/m3 (54) 54.0
 
July 9, 2020, 10 a.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 9.8 μg/m3 (41) 41.0
 
July 9, 2020, 9 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A 8.7 μg/m3 (36) 36.0
 
July 9, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
July 9, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A N/A 4.0
 
July 9, 2020, 6 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A N/A N/A N/A 18.0
 
July 9, 2020, 5 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 0.6 ppb (7) N/A N/A 24.0
 
July 9, 2020, 4 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A N/A 19.0
 
July 9, 2020, 3 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A N/A 15.0
 
July 9, 2020, 2 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A N/A 11.0
 
July 9, 2020, 1 a.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) N/A 0.7 ppb (8) N/A N/A 8.0
 
July 8, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
July 8, 2020, 6 p.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) N/A 0.3 ppb (3) N/A 32.1 μg/m3 (93) 93.0
 
July 8, 2020, 5 p.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 34.6 μg/m3 (98) 98.0
 
July 8, 2020, 4 p.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 31.4 μg/m3 (91) 91.0
 
July 8, 2020, 3 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A 33.8 μg/m3 (96) 96.0
 
July 8, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 31.1 μg/m3 (91) 91.0
 
July 8, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 23.4 μg/m3 (74) 74.0
 
July 8, 2020, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 27.1 μg/m3 (82) 82.0
 
July 8, 2020, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
July 8, 2020, 10 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 17.9 μg/m3 (63) 63.0
 
July 8, 2020, 9 a.m. N/A N/A N/A 23.0 ppb (21) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 18.5 μg/m3 (64) 64.0
 
July 8, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
July 8, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 12.2 μg/m3 (50) 50.0
 
July 8, 2020, 6 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
July 8, 2020, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 9.6 μg/m3 (40) 40.0
 
July 8, 2020, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) N/A 0.2 ppb (2) N/A 17.4 μg/m3 (61) 61.0
 
July 8, 2020, 3 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 12.1 μg/m3 (50) 50.0
 
July 8, 2020, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 6.6 μg/m3 (28) 28.0
 
July 8, 2020, 1 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 32.0 μg/m3 (93) 93.0
 
July 8, 2020, midnight N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 13.3 μg/m3 (53) 53.0
 
July 7, 2020, 11 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 31.2 μg/m3 (91) 91.0
 
July 7, 2020, 10 p.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 30.6 μg/m3 (90) 90.0
 
July 7, 2020, 9 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
July 7, 2020, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 21.7 μg/m3 (71) 71.0
 
July 7, 2020, 7 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 25.1 μg/m3 (78) 78.0
 
July 7, 2020, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 23.5 μg/m3 (74) 74.0
 
July 7, 2020, 5 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 24.7 μg/m3 (77) 77.0
 
July 7, 2020, 4 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 30.1 μg/m3 (89) 89.0
 
July 7, 2020, 3 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 34.7 μg/m3 (98) 98.0
 
July 7, 2020, 2 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 33.8 μg/m3 (96) 96.0
 
July 7, 2020, 1 p.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 35.1 μg/m3 (99) 99.0
 
July 7, 2020, noon N/A N/A N/A 34.0 ppb (31) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 53.4 μg/m3 (145) 145.0
 
July 7, 2020, 11 a.m. N/A N/A N/A 40.0 ppb (37) N/A 1.0 ppb (1) N/A 0.7 ppb (8) N/A 40.9 μg/m3 (114) 114.0
 
July 7, 2020, 10 a.m. N/A N/A N/A 31.0 ppb (29) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 19.9 μg/m3 (67) 67.0
 
July 7, 2020, 9 a.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 18.9 μg/m3 (65) 65.0
 
July 7, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 24.0 μg/m3 (76) 76.0
 
July 7, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 20.5 μg/m3 (68) 68.0
 
July 7, 2020, 6 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A N/A N/A 29.0 μg/m3 (86) 86.0
 
July 7, 2020, 5 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A 23.7 μg/m3 (75) 75.0
 
July 7, 2020, 4 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 16.7 μg/m3 (60) 60.0
 
July 7, 2020, 3 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 14.4 μg/m3 (55) 55.0
 
July 7, 2020, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 12.8 μg/m3 (52) 52.0
 
July 7, 2020, 1 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 14.2 μg/m3 (55) 55.0
 
July 7, 2020, midnight N/A N/A N/A 24.0 ppb (22) N/A 2.0 ppb (3) N/A 0.3 ppb (3) N/A 17.2 μg/m3 (61) 61.0
 
July 6, 2020, 11 p.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 16.8 μg/m3 (60) 60.0
 
July 6, 2020, 10 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
July 6, 2020, 9 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 6, 2020, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 7.7 μg/m3 (32) 32.0
 
July 6, 2020, 7 p.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) N/A 0.3 ppb (3) N/A 10.9 μg/m3 (45) 45.0
 
July 6, 2020, 6 p.m. N/A N/A N/A 9.0 ppb (8) N/A 3.0 ppb (4) N/A 0.2 ppb (2) N/A 13.9 μg/m3 (54) 54.0
 
July 6, 2020, 5 p.m. N/A N/A N/A 10.0 ppb (9) N/A 7.0 ppb (10) N/A 0.3 ppb (3) N/A 14.6 μg/m3 (56) 56.0
 
July 6, 2020, 4 p.m. N/A N/A N/A 12.0 ppb (11) N/A 11.0 ppb (16) N/A 0.2 ppb (2) N/A 16.9 μg/m3 (60) 60.0
 
July 6, 2020, 3 p.m. N/A N/A N/A 11.0 ppb (10) N/A 4.0 ppb (6) N/A 0.2 ppb (2) N/A 17.8 μg/m3 (62) 62.0
 
July 6, 2020, 2 p.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 15.0 μg/m3 (56) 56.0
 
July 6, 2020, 1 p.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 23.2 μg/m3 (74) 74.0
 
July 6, 2020, noon N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A 21.8 μg/m3 (71) 71.0
 
July 6, 2020, 11 a.m. N/A N/A N/A 27.0 ppb (25) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 18.1 μg/m3 (63) 63.0
 
July 6, 2020, 10 a.m. N/A N/A N/A 30.0 ppb (28) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 17.9 μg/m3 (63) 63.0
 
July 6, 2020, 9 a.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) N/A 0.7 ppb (8) N/A 19.2 μg/m3 (65) 65.0
 
July 6, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 19.5 μg/m3 (66) 66.0
 
July 6, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.8 ppb (9) N/A 21.0 μg/m3 (69) 69.0
 
July 6, 2020, 6 a.m. N/A N/A N/A 25.0 ppb (23) N/A 1.0 ppb (1) N/A N/A N/A 16.0 μg/m3 (59) 59.0
 
July 6, 2020, 5 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
July 6, 2020, 4 a.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A 18.0 μg/m3 (63) 63.0
 
July 6, 2020, 3 a.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) N/A 0.4 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
July 6, 2020, 2 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) N/A 0.3 ppb (3) N/A 14.1 μg/m3 (54) 54.0
 
July 6, 2020, 1 a.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) N/A 0.4 ppb (4) N/A 15.7 μg/m3 (58) 58.0
 
July 6, 2020, midnight N/A N/A N/A 14.0 ppb (13) N/A 3.0 ppb (4) N/A 0.4 ppb (4) N/A 18.6 μg/m3 (64) 64.0
 
July 5, 2020, 11 p.m. N/A N/A N/A 9.0 ppb (8) N/A 4.0 ppb (6) N/A 0.3 ppb (3) N/A 17.7 μg/m3 (62) 62.0
 
July 5, 2020, 10 p.m. N/A N/A N/A 10.0 ppb (9) N/A 10.0 ppb (14) N/A 0.3 ppb (3) N/A 15.4 μg/m3 (57) 57.0
 
July 5, 2020, 9 p.m. N/A N/A N/A 11.0 ppb (10) N/A 8.0 ppb (11) N/A 0.3 ppb (3) N/A 12.6 μg/m3 (51) 51.0
 
July 5, 2020, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A 6.0 ppb (9) N/A 0.3 ppb (3) N/A 13.7 μg/m3 (54) 54.0
 
July 5, 2020, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (4) N/A 0.2 ppb (2) N/A 15.2 μg/m3 (57) 57.0
 
July 5, 2020, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (4) N/A 0.2 ppb (2) N/A 16.3 μg/m3 (59) 59.0
 
July 5, 2020, 5 p.m. N/A N/A N/A 13.0 ppb (12) N/A 9.0 ppb (13) N/A 0.2 ppb (2) N/A 11.5 μg/m3 (48) 48.0
 
July 5, 2020, 4 p.m. N/A N/A N/A 9.0 ppb (8) N/A 5.0 ppb (7) N/A 0.2 ppb (2) N/A 7.2 μg/m3 (30) 30.0
 
July 5, 2020, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 3.0 ppb (4) N/A 0.0 ppb (0) N/A 13.1 μg/m3 (52) 52.0
 
July 5, 2020, 2 p.m. N/A N/A N/A 8.0 ppb (7) N/A 5.0 ppb (7) N/A 0.0 ppb (0) N/A 42.1 μg/m3 (116) 116.0
 
July 5, 2020, 1 p.m. N/A N/A N/A 21.0 ppb (19) N/A 3.0 ppb (4) N/A 0.5 ppb (6) N/A 79.7 μg/m3 (163) 163.0
 
July 5, 2020, noon N/A N/A N/A 21.0 ppb (19) N/A 3.0 ppb (4) N/A 0.7 ppb (8) N/A 98.1 μg/m3 (172) 172.0
 
July 5, 2020, 11 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) N/A 0.9 ppb (10) N/A 87.0 μg/m3 (167) 167.0
 
July 5, 2020, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) N/A 0.9 ppb (10) N/A 88.8 μg/m3 (168) 168.0
 
July 5, 2020, 9 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) N/A 0.8 ppb (9) N/A 84.3 μg/m3 (165) 165.0
 
July 5, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (11) N/A 101.4 μg/m3 (174) 174.0
 
July 5, 2020, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 1.0 ppb (11) N/A 98.8 μg/m3 (173) 173.0
 
July 5, 2020, 6 a.m. N/A N/A N/A 25.0 ppb (23) N/A 3.0 ppb (4) N/A N/A N/A 83.8 μg/m3 (165) 165.0
 
July 5, 2020, 5 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A N/A 1.4 ppb (16) N/A 78.4 μg/m3 (162) 162.0
 
July 5, 2020, 4 a.m. N/A N/A N/A 17.0 ppb (16) N/A 7.0 ppb (10) N/A 0.5 ppb (6) N/A 162.4 μg/m3 (212) 212.0
 
July 5, 2020, 3 a.m. N/A N/A N/A 40.0 ppb (37) N/A 9.0 ppb (13) N/A 1.0 ppb (11) N/A 270.6 μg/m3 (320) 320.0
 
July 5, 2020, 2 a.m. N/A N/A N/A 37.0 ppb (34) N/A 10.0 ppb (14) N/A 0.8 ppb (9) N/A 70.8 μg/m3 (158) 158.0
 
July 5, 2020, 1 a.m. N/A N/A N/A 27.0 ppb (25) N/A 6.0 ppb (9) N/A 0.5 ppb (6) N/A 11.4 μg/m3 (48) 48.0
 
July 5, 2020, midnight N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 37.9 μg/m3 (106) 106.0
 
July 4, 2020, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) N/A 0.2 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
July 4, 2020, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A 11.1 μg/m3 (46) 46.0
 
July 4, 2020, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A 14.6 μg/m3 (56) 56.0
 
July 4, 2020, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A 7.7 μg/m3 (32) 32.0
 
July 4, 2020, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A 8.5 μg/m3 (35) 35.0
 
July 4, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
July 4, 2020, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
July 4, 2020, 4 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A 12.2 μg/m3 (50) 50.0
 
July 4, 2020, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A 0.2 ppb (2) N/A 8.6 μg/m3 (36) 36.0
 
July 4, 2020, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 15.8 μg/m3 (58) 58.0
 
July 4, 2020, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 4, 2020, noon N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 12.2 μg/m3 (50) 50.0
 
July 4, 2020, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
July 4, 2020, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 13.6 μg/m3 (53) 53.0
 
July 4, 2020, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 15.4 μg/m3 (57) 57.0
 
July 4, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 12.4 μg/m3 (51) 51.0
 
July 4, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 14.1 μg/m3 (54) 54.0
 
July 4, 2020, 6 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) N/A N/A N/A 17.8 μg/m3 (62) 62.0
 
July 4, 2020, 5 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (9) N/A 21.2 μg/m3 (70) 70.0
 
July 4, 2020, 4 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 20.1 μg/m3 (67) 67.0
 
July 4, 2020, 3 a.m. N/A N/A N/A 21.0 ppb (19) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 19.4 μg/m3 (66) 66.0
 
July 4, 2020, 2 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A N/A 15.0
 
July 4, 2020, 1 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 17.8 μg/m3 (62) 62.0
 
July 4, 2020, midnight N/A N/A N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 17.1 μg/m3 (61) 61.0
 
July 3, 2020, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 14.5 μg/m3 (55) 55.0
 
July 3, 2020, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 11.6 μg/m3 (48) 48.0
 
July 3, 2020, 9 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 12.8 μg/m3 (52) 52.0
 
July 3, 2020, 8 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 16.4 μg/m3 (59) 59.0
 
July 3, 2020, 7 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 13.4 μg/m3 (53) 53.0
 
July 3, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
July 3, 2020, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 13.4 μg/m3 (53) 53.0
 
July 3, 2020, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 9.6 μg/m3 (40) 40.0
 
July 3, 2020, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
July 3, 2020, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 13.1 μg/m3 (52) 52.0
 
July 3, 2020, 1 p.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 18.1 μg/m3 (63) 63.0
 
July 3, 2020, noon N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 19.1 μg/m3 (65) 65.0
 
July 3, 2020, 11 a.m. N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 16.3 μg/m3 (59) 59.0
 
July 3, 2020, 10 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 20.2 μg/m3 (67) 67.0
 
July 3, 2020, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 17.5 μg/m3 (62) 62.0
 
July 3, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 18.8 μg/m3 (64) 64.0
 
July 3, 2020, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 23.0 μg/m3 (73) 73.0
 
July 3, 2020, 6 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A N/A N/A 23.5 μg/m3 (74) 74.0
 
July 3, 2020, 5 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 25.2 μg/m3 (78) 78.0
 
July 3, 2020, 4 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) N/A 0.6 ppb (7) N/A 23.3 μg/m3 (74) 74.0
 
July 3, 2020, 3 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A 13.1 μg/m3 (52) 52.0
 
July 3, 2020, 2 a.m. N/A N/A N/A 39.0 ppb (36) N/A 1.0 ppb (1) N/A 0.5 ppb (6) N/A 16.5 μg/m3 (60) 60.0
 
July 3, 2020, 1 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) N/A 0.4 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
July 3, 2020, midnight N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
July 2, 2020, 11 p.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
July 2, 2020, 10 p.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 8.8 μg/m3 (37) 37.0
 
July 2, 2020, 9 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
July 2, 2020, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A -1.2 μg/m3 (0) 9.0
 
July 2, 2020, 7 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) N/A 0.3 ppb (3) N/A N/A 9.0
 
July 2, 2020, 6 p.m. N/A N/A N/A 12.0 ppb (11) N/A 5.0 ppb (7) N/A 0.2 ppb (2) N/A N/A 11.0
 
July 2, 2020, 5 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) N/A 0.2 ppb (2) N/A N/A 6.0
 
July 2, 2020, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) N/A 0.2 ppb (2) N/A 25.0 μg/m3 (78) 78.0
 
July 2, 2020, 3 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A 11.0 μg/m3 (46) 46.0