ID: 1523

AQSQID: 261630015

Site Name: Detroit - Southwest

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

Updated: July 25, 2021, 9:53 a.m.

Location: Detroit (Fort St W), MI

Reporting: True, Located: True

Current AQI: 45.0

Detroit (Fort St W) MI, US: 42.3042, -83.1072

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 25, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A N/A 10.6 μg/m3 (45) 45.0
 
July 25, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
July 25, 2021, 6 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A 9.7 μg/m3 (41) 41.0
 
July 25, 2021, 5 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 25, 2021, 4 a.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
July 25, 2021, 3 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A 10.4 μg/m3 (44) 44.0
 
July 25, 2021, 2 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A 8.4 μg/m3 (36) 36.0
 
July 25, 2021, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
July 25, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 24.0 μg/m3 (77) 77.0
 
July 24, 2021, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A 25.2 μg/m3 (79) 79.0
 
July 24, 2021, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 30.0 μg/m3 (89) 89.0
 
July 24, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A N/A 28.9 μg/m3 (87) 87.0
 
July 24, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 28.1 μg/m3 (85) 85.0
 
July 24, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 27.8 μg/m3 (85) 85.0
 
July 24, 2021, 6 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A 30.8 μg/m3 (91) 91.0
 
July 24, 2021, 5 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 29.3 μg/m3 (88) 88.0
 
July 24, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 27.7 μg/m3 (84) 84.0
 
July 24, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 24.0 μg/m3 (77) 77.0
 
July 24, 2021, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A 19.3 μg/m3 (67) 67.0
 
July 24, 2021, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 19.0 μg/m3 (66) 66.0
 
July 24, 2021, noon N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A 18.7 μg/m3 (65) 65.0
 
July 24, 2021, 11 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 16.3 μg/m3 (60) 60.0
 
July 24, 2021, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 16.4 μg/m3 (61) 61.0
 
July 24, 2021, 9 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A 15.5 μg/m3 (59) 59.0
 
July 24, 2021, 8 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
July 24, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A N/A 11.8 μg/m3 (50) 50.0
 
July 24, 2021, 6 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
July 24, 2021, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
July 24, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
July 24, 2021, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
July 24, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
July 24, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 8.5 μg/m3 (36) 36.0
 
July 24, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 23, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 3.0 ppb (5) N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
July 23, 2021, 10 p.m. N/A N/A N/A 9.0 ppb (9) N/A 5.0 ppb (8) N/A N/A N/A 10.6 μg/m3 (45) 45.0
 
July 23, 2021, 9 p.m. N/A N/A N/A 7.0 ppb (7) N/A 4.0 ppb (6) N/A N/A N/A 10.6 μg/m3 (45) 45.0
 
July 23, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 7.7 μg/m3 (33) 33.0
 
July 23, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 7.3 μg/m3 (31) 31.0
 
July 23, 2021, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 6.6 μg/m3 (28) 28.0
 
July 23, 2021, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
July 23, 2021, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A 4.0 ppb (6) N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
July 23, 2021, 3 p.m. N/A N/A N/A 9.0 ppb (9) N/A 5.0 ppb (8) N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
July 23, 2021, 2 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
July 23, 2021, 1 p.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A 9.5 μg/m3 (40) 40.0
 
July 23, 2021, noon N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) N/A N/A N/A 12.7 μg/m3 (53) 53.0
 
July 23, 2021, 11 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A 11.7 μg/m3 (49) 49.0
 
July 23, 2021, 10 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A 9.2 μg/m3 (39) 39.0
 
July 23, 2021, 9 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A 9.2 μg/m3 (39) 39.0
 
July 23, 2021, 8 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A 8.1 μg/m3 (34) 34.0
 
July 23, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A N/A 8.4 μg/m3 (36) 36.0
 
July 23, 2021, 6 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A N/A 8.5 μg/m3 (36) 36.0
 
July 23, 2021, 5 a.m. N/A N/A N/A 15.0 ppb (15) N/A N/A N/A N/A N/A 8.2 μg/m3 (35) 35.0
 
July 23, 2021, 4 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A N/A 8.2 μg/m3 (35) 35.0
 
July 23, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
July 23, 2021, 2 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
July 23, 2021, 1 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 7.3 μg/m3 (31) 31.0
 
July 23, 2021, midnight N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) N/A N/A N/A 7.4 μg/m3 (31) 31.0
 
July 22, 2021, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 7.0 ppb (10) N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
July 22, 2021, 10 p.m. N/A N/A N/A 7.0 ppb (7) N/A 5.0 ppb (8) N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
July 22, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (5) N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
July 22, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
July 22, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) N/A N/A N/A 8.7 μg/m3 (37) 37.0
 
July 22, 2021, 6 p.m. N/A N/A N/A 8.0 ppb (8) N/A 3.0 ppb (5) N/A N/A N/A 9.9 μg/m3 (42) 42.0
 
July 22, 2021, 5 p.m. N/A N/A N/A 8.0 ppb (8) N/A 3.0 ppb (5) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 22, 2021, 4 p.m. N/A N/A N/A 8.0 ppb (8) N/A 3.0 ppb (5) N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
July 22, 2021, 3 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) N/A N/A N/A 7.5 μg/m3 (32) 32.0
 
July 22, 2021, 2 p.m. N/A N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
July 22, 2021, 1 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
July 22, 2021, noon N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A N/A 18.9 μg/m3 (66) 66.0
 
July 22, 2021, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A N/A 17.3 μg/m3 (62) 62.0
 
July 22, 2021, 10 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
July 22, 2021, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A 12.7 μg/m3 (53) 53.0
 
July 22, 2021, 8 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A 13.0 μg/m3 (53) 53.0
 
July 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A N/A 15.0 μg/m3 (58) 58.0
 
July 22, 2021, 6 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
July 22, 2021, 5 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 22, 2021, 4 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A N/A 4.4 μg/m3 (19) 19.0
 
July 22, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 3.9 μg/m3 (17) 17.0
 
July 22, 2021, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 22, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
July 22, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A 3.9 μg/m3 (17) 17.0
 
July 21, 2021, 11 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A 4.6 μg/m3 (20) 20.0
 
July 21, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 4.4 μg/m3 (19) 19.0
 
July 21, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A 4.9 μg/m3 (21) 21.0
 
July 21, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 21, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
July 21, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 21, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 10.2 μg/m3 (43) 43.0
 
July 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
July 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A N/A 10.1 μg/m3 (43) 43.0
 
July 21, 2021, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A N/A N/A 9.4 μg/m3 (40) 40.0
 
July 21, 2021, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
July 21, 2021, noon N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 21, 2021, 11 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A 9.7 μg/m3 (41) 41.0
 
July 21, 2021, 10 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
July 21, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A N/A 9.8 μg/m3 (41) 41.0
 
July 21, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A 11.3 μg/m3 (48) 48.0
 
July 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
July 21, 2021, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A N/A 10.7 μg/m3 (45) 45.0
 
July 21, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 11.2 μg/m3 (47) 47.0
 
July 21, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
July 21, 2021, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 14.9 μg/m3 (57) 57.0
 
July 21, 2021, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A N/A 17.8 μg/m3 (63) 63.0
 
July 21, 2021, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A 15.7 μg/m3 (59) 59.0
 
July 21, 2021, midnight N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 16.3 μg/m3 (60) 60.0
 
July 20, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 19.7 μg/m3 (67) 67.0
 
July 20, 2021, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 19.8 μg/m3 (68) 68.0
 
July 20, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 20.9 μg/m3 (70) 70.0
 
July 20, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 22.1 μg/m3 (73) 73.0
 
July 20, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 20.1 μg/m3 (68) 68.0
 
July 20, 2021, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 18.6 μg/m3 (65) 65.0
 
July 20, 2021, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 18.1 μg/m3 (64) 64.0
 
July 20, 2021, 4 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 18.3 μg/m3 (65) 65.0
 
July 20, 2021, 3 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 18.0 μg/m3 (64) 64.0
 
July 20, 2021, 2 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A 18.4 μg/m3 (65) 65.0
 
July 20, 2021, 1 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A 21.1 μg/m3 (70) 70.0
 
July 20, 2021, noon N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) N/A N/A N/A 25.6 μg/m3 (80) 80.0
 
July 20, 2021, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A N/A 32.3 μg/m3 (94) 94.0
 
July 20, 2021, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) N/A N/A N/A 36.5 μg/m3 (104) 104.0
 
July 20, 2021, 9 a.m. N/A N/A N/A 15.0 ppb (15) N/A 0.0 ppb (0) N/A N/A N/A 39.9 μg/m3 (112) 112.0
 
July 20, 2021, 8 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A N/A 41.4 μg/m3 (116) 116.0
 
July 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A N/A 50.5 μg/m3 (138) 138.0
 
July 20, 2021, 6 a.m. N/A N/A N/A 23.0 ppb (22) N/A 1.0 ppb (2) N/A N/A N/A 52.1 μg/m3 (142) 142.0
 
July 20, 2021, 5 a.m. N/A N/A N/A 22.0 ppb (21) N/A N/A N/A N/A N/A 56.5 μg/m3 (152) 152.0
 
July 20, 2021, 4 a.m. N/A N/A N/A 23.0 ppb (22) N/A 0.0 ppb (0) N/A N/A N/A 59.1 μg/m3 (153) 153.0
 
July 20, 2021, 3 a.m. N/A N/A N/A 17.0 ppb (17) N/A 0.0 ppb (0) N/A N/A N/A 54.7 μg/m3 (149) 149.0
 
July 20, 2021, 2 a.m. N/A N/A N/A 17.0 ppb (17) N/A 0.0 ppb (0) N/A N/A N/A 50.6 μg/m3 (139) 139.0
 
July 20, 2021, 1 a.m. N/A N/A N/A 15.0 ppb (15) N/A 0.0 ppb (0) N/A N/A N/A 48.1 μg/m3 (133) 133.0
 
July 20, 2021, midnight N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A 42.5 μg/m3 (119) 119.0
 
July 19, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A N/A 38.8 μg/m3 (110) 110.0
 
July 19, 2021, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A 36.3 μg/m3 (103) 103.0
 
July 19, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 34.6 μg/m3 (99) 99.0
 
July 19, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A 33.1 μg/m3 (96) 96.0
 
July 19, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 33.3 μg/m3 (96) 96.0
 
July 19, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 30.6 μg/m3 (90) 90.0
 
July 19, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 25.7 μg/m3 (80) 80.0
 
July 19, 2021, 4 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 21.9 μg/m3 (72) 72.0
 
July 19, 2021, 3 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A 19.5 μg/m3 (67) 67.0
 
July 19, 2021, 2 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A 18.3 μg/m3 (65) 65.0
 
July 19, 2021, 1 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A 17.6 μg/m3 (63) 63.0
 
July 19, 2021, noon N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A 18.4 μg/m3 (65) 65.0
 
July 19, 2021, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A N/A 20.9 μg/m3 (70) 70.0
 
July 19, 2021, 10 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A N/A 21.8 μg/m3 (72) 72.0
 
July 19, 2021, 9 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A 22.4 μg/m3 (73) 73.0
 
July 19, 2021, 8 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A N/A 20.1 μg/m3 (68) 68.0
 
July 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 19.2 μg/m3 (66) 66.0
 
July 19, 2021, 6 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A 20.4 μg/m3 (69) 69.0
 
July 19, 2021, 5 a.m. N/A N/A N/A 15.0 ppb (15) N/A N/A N/A N/A N/A 22.0 μg/m3 (72) 72.0
 
July 19, 2021, 4 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A 22.4 μg/m3 (73) 73.0
 
July 19, 2021, 3 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) N/A N/A N/A 23.0 μg/m3 (74) 74.0
 
July 19, 2021, 2 a.m. N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) N/A N/A N/A 24.6 μg/m3 (78) 78.0
 
July 19, 2021, 1 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) N/A N/A N/A 21.3 μg/m3 (71) 71.0
 
July 19, 2021, midnight N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A 18.9 μg/m3 (66) 66.0
 
July 18, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 18.5 μg/m3 (65) 65.0
 
July 18, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 18.8 μg/m3 (66) 66.0
 
July 18, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A 18.5 μg/m3 (65) 65.0
 
July 18, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A 17.7 μg/m3 (63) 63.0
 
July 18, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A 16.7 μg/m3 (61) 61.0
 
July 18, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A 16.8 μg/m3 (61) 61.0
 
July 18, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A 16.1 μg/m3 (60) 60.0
 
July 18, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 14.8 μg/m3 (57) 57.0
 
July 18, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A 14.5 μg/m3 (57) 57.0
 
July 18, 2021, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A 14.5 μg/m3 (57) 57.0
 
July 18, 2021, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A 14.2 μg/m3 (56) 56.0
 
July 18, 2021, noon N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A 15.1 μg/m3 (58) 58.0
 
July 18, 2021, 11 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A 15.3 μg/m3 (58) 58.0
 
July 18, 2021, 10 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A N/A 16.4 μg/m3 (61) 61.0
 
July 18, 2021, 9 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A 16.9 μg/m3 (62) 62.0