AQSQID: 261630093

Site Name: Eliza Howell- Roadway

Location: Detroit (Schoolcraft St), MI

Reporting: True, Located: True

Current AQI: 25.0

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
Jan. 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 29, 2020, 1 p.m. 36.7 ppb (34) 17.7 ppb (16) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 9.9 μg/m3 (41) 41.0
 
Jan. 29, 2020, noon 29.5 ppb (27) 14.9 ppb (14) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A 6.1 μg/m3 (25) 27.0
 
Jan. 29, 2020, 11 a.m. 21.5 ppb (20) 9.7 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 29, 2020, 10 a.m. 15.9 ppb (15) 6.2 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 29, 2020, 9 a.m. 8.6 ppb (8) 1.4 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A 5.2 μg/m3 (22) 22.0
 
Jan. 29, 2020, 8 a.m. 10.8 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 29, 2020, 6 a.m. 6.4 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 29, 2020, 5 a.m. 7.0 ppb (6) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Jan. 29, 2020, 4 a.m. 12.1 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A 0.2 ppb (2) N/A 5.1 μg/m3 (21) 21.0
 
Jan. 29, 2020, 3 a.m. 15.3 ppb (14) 1.8 ppb (2) N/A 14.0 ppb (13) N/A N/A N/A 0.2 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 29, 2020, 2 a.m. 13.3 ppb (12) 3.5 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
Jan. 29, 2020, 1 a.m. 13.5 ppb (12) 4.3 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 3.0 μg/m3 (12) 12.0
 
Jan. 29, 2020, midnight 11.8 ppb (11) 3.7 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 4.9 μg/m3 (20) 20.0
 
Jan. 28, 2020, 11 p.m. 14.1 ppb (13) 5.5 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2020, 10 p.m. 15.0 ppb (14) 7.4 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2020, 9 p.m. 16.6 ppb (15) 7.8 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2020, 8 p.m. 22.7 ppb (21) 12.7 ppb (12) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 28, 2020, 7 p.m. 11.1 ppb (10) 5.3 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 28, 2020, 6 p.m. 20.4 ppb (19) 11.3 ppb (10) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 4.0 μg/m3 (17) 19.0
 
Jan. 28, 2020, 5 p.m. 18.5 ppb (17) 9.5 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 28, 2020, 4 p.m. 28.1 ppb (26) 14.0 ppb (13) N/A 14.0 ppb (13) N/A N/A N/A 0.2 ppb (2) N/A 6.9 μg/m3 (29) 29.0
 
Jan. 28, 2020, 3 p.m. 43.8 ppb (41) 25.5 ppb (24) N/A 18.0 ppb (17) N/A N/A N/A 0.3 ppb (3) N/A 7.0 μg/m3 (29) 41.0
 
Jan. 28, 2020, 2 p.m. 51.4 ppb (48) 33.1 ppb (31) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) N/A 10.9 μg/m3 (45) 48.0
 
Jan. 28, 2020, 1 p.m. 65.0 ppb (62) 38.7 ppb (36) N/A 26.0 ppb (24) N/A N/A N/A 0.5 ppb (6) N/A 8.1 μg/m3 (34) 62.0
 
Jan. 28, 2020, noon 46.6 ppb (43) 26.4 ppb (24) N/A 20.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A 6.1 μg/m3 (25) 43.0
 
Jan. 28, 2020, 11 a.m. 19.3 ppb (18) 9.7 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 28, 2020, 10 a.m. 19.2 ppb (18) 9.0 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A 3.1 μg/m3 (13) 18.0
 
Jan. 28, 2020, 9 a.m. 8.9 ppb (8) 3.6 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.1 ppb (1) N/A 4.9 μg/m3 (20) 20.0
 
Jan. 28, 2020, 8 a.m. 2.8 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2020, 6 a.m. 6.1 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 28, 2020, 5 a.m. 8.7 ppb (8) 1.2 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2020, 4 a.m. 17.6 ppb (16) 5.5 ppb (5) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 28, 2020, 3 a.m. 21.7 ppb (20) 8.1 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.3 ppb (3) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 28, 2020, 2 a.m. 28.4 ppb (26) 12.5 ppb (12) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A 6.1 μg/m3 (25) 26.0
 
Jan. 28, 2020, 1 a.m. 26.2 ppb (24) 10.5 ppb (10) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 28, 2020, midnight 24.0 ppb (22) 9.6 ppb (9) N/A 15.0 ppb (14) N/A N/A N/A 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 27, 2020, 11 p.m. 21.6 ppb (20) 9.1 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 27, 2020, 10 p.m. 14.3 ppb (13) 5.4 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 9.9 μg/m3 (41) 41.0
 
Jan. 27, 2020, 9 p.m. 13.5 ppb (12) 5.7 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 27, 2020, 8 p.m. 15.0 ppb (14) 7.7 ppb (7) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 27, 2020, 7 p.m. 13.8 ppb (13) 6.9 ppb (6) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 27, 2020, 6 p.m. 16.0 ppb (15) 8.7 ppb (8) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
Jan. 27, 2020, 5 p.m. 13.2 ppb (12) 6.5 ppb (6) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 27, 2020, 4 p.m. 12.9 ppb (12) 7.1 ppb (7) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 27, 2020, 3 p.m. 17.1 ppb (16) 9.4 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 5.1 μg/m3 (21) 21.0
 
Jan. 27, 2020, 2 p.m. 15.0 ppb (14) 7.1 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 27, 2020, 1 p.m. 18.3 ppb (17) 9.4 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 27, 2020, noon 21.2 ppb (20) 10.4 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 27, 2020, 11 a.m. 16.0 ppb (15) 9.5 ppb (9) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
Jan. 27, 2020, 10 a.m. 5.3 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 27, 2020, 9 a.m. 3.4 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 27, 2020, 8 a.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.1 ppb (1) N/A 9.9 μg/m3 (41) 41.0
 
Jan. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 14.9 μg/m3 (56) 56.0
 
Jan. 27, 2020, 6 a.m. 5.7 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A 8.2 μg/m3 (34) 34.0
 
Jan. 27, 2020, 5 a.m. 6.7 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A 10.9 μg/m3 (45) 45.0
 
Jan. 27, 2020, 4 a.m. 6.3 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A 12.9 μg/m3 (52) 52.0
 
Jan. 27, 2020, 3 a.m. 10.3 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 27, 2020, 2 a.m. 11.0 ppb (10) 3.6 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 27, 2020, 1 a.m. 7.7 ppb (7) 2.5 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A 10.1 μg/m3 (42) 42.0
 
Jan. 27, 2020, midnight 22.9 ppb (21) 11.2 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 26, 2020, 11 p.m. 24.6 ppb (23) 13.4 ppb (12) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 26, 2020, 10 p.m. 38.2 ppb (35) 22.7 ppb (21) N/A 16.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A 7.0 μg/m3 (29) 35.0
 
Jan. 26, 2020, 9 p.m. 30.6 ppb (28) 17.7 ppb (16) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 26, 2020, 8 p.m. 33.8 ppb (31) 22.2 ppb (21) N/A 12.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A 7.1 μg/m3 (30) 31.0
 
Jan. 26, 2020, 7 p.m. 26.2 ppb (24) 17.2 ppb (16) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 26, 2020, 6 p.m. 24.9 ppb (23) 16.6 ppb (15) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 26, 2020, 5 p.m. 25.3 ppb (23) 16.3 ppb (15) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 26, 2020, 4 p.m. 22.9 ppb (21) 15.1 ppb (14) N/A 8.0 ppb (7) N/A N/A N/A 0.5 ppb (6) N/A 9.1 μg/m3 (38) 38.0
 
Jan. 26, 2020, 3 p.m. 23.3 ppb (22) 15.1 ppb (14) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 26, 2020, 2 p.m. 23.8 ppb (22) 14.3 ppb (13) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 12.9 μg/m3 (52) 52.0
 
Jan. 26, 2020, 1 p.m. 24.2 ppb (22) 14.2 ppb (13) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 26, 2020, noon 16.3 ppb (15) 7.3 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 26, 2020, 11 a.m. 13.9 ppb (13) 6.0 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A 9.9 μg/m3 (41) 41.0
 
Jan. 26, 2020, 10 a.m. 14.7 ppb (14) 6.3 ppb (6) 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
 
Jan. 26, 2020, 9 a.m. 12.4 ppb (11) 4.9 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 26, 2020, 8 a.m. 11.1 ppb (10) 3.8 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 9.9 μg/m3 (41) 41.0
 
Jan. 26, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 26, 2020, 6 a.m. 19.2 ppb (18) 8.5 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 26, 2020, 5 a.m. 19.6 ppb (18) 9.6 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Jan. 26, 2020, 4 a.m. 24.1 ppb (22) 13.9 ppb (13) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 26, 2020, 3 a.m. 25.2 ppb (23) 15.4 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 26, 2020, 2 a.m. 32.0 ppb (30) 20.5 ppb (19) N/A 12.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 26, 2020, 1 a.m. 34.5 ppb (32) 23.6 ppb (22) N/A 11.0 ppb (10) N/A N/A N/A 0.6 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 26, 2020, midnight 35.4 ppb (33) 24.1 ppb (22) N/A 11.0 ppb (10) N/A N/A N/A 0.6 ppb (7) N/A 7.1 μg/m3 (30) 33.0
 
Jan. 25, 2020, 11 p.m. 35.5 ppb (33) 24.2 ppb (22) N/A 11.0 ppb (10) N/A N/A N/A 0.6 ppb (7) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 25, 2020, 10 p.m. 41.7 ppb (39) 29.9 ppb (28) N/A 12.0 ppb (11) N/A N/A N/A 0.7 ppb (8) N/A 8.0 μg/m3 (33) 39.0
 
Jan. 25, 2020, 9 p.m. 42.2 ppb (39) 30.0 ppb (28) 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
 
Jan. 25, 2020, 8 p.m. 38.1 ppb (35) 28.5 ppb (26) N/A 10.0 ppb (9) N/A N/A N/A 0.7 ppb (8) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 25, 2020, 7 p.m. 36.3 ppb (34) 27.5 ppb (25) N/A 9.0 ppb (8) N/A N/A N/A 0.6 ppb (7) N/A 11.1 μg/m3 (46) 46.0
 
Jan. 25, 2020, 6 p.m. 35.1 ppb (32) 25.8 ppb (24) N/A 9.0 ppb (8) N/A N/A N/A 0.6 ppb (7) N/A 9.1 μg/m3 (38) 38.0
 
Jan. 25, 2020, 5 p.m. 33.2 ppb (31) 23.5 ppb (22) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A 14.8 μg/m3 (56) 56.0
 
Jan. 25, 2020, 4 p.m. 34.1 ppb (32) 23.8 ppb (22) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 9.2 μg/m3 (38) 38.0
 
Jan. 25, 2020, 3 p.m. 44.7 ppb (41) 30.8 ppb (29) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A 10.9 μg/m3 (45) 45.0
 
Jan. 25, 2020, 2 p.m. 50.3 ppb (47) 34.5 ppb (32) N/A 16.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A 9.1 μg/m3 (38) 47.0
 
Jan. 25, 2020, 1 p.m. 45.5 ppb (42) 29.5 ppb (27) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 7.1 μg/m3 (30) 42.0
 
Jan. 25, 2020, noon 37.3 ppb (35) 24.2 ppb (22) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 9.9 μg/m3 (41) 41.0
 
Jan. 25, 2020, 11 a.m. 26.8 ppb (25) 16.3 ppb (15) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A 13.9 μg/m3 (54) 54.0
 
Jan. 25, 2020, 10 a.m. 27.0 ppb (25) 16.3 ppb (15) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 25, 2020, 9 a.m. 28.7 ppb (27) 14.3 ppb (13) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 25, 2020, 8 a.m. 32.6 ppb (30) 13.7 ppb (13) N/A 19.0 ppb (18) N/A N/A N/A 0.4 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 25, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A 10.1 μg/m3 (42) 42.0
 
Jan. 25, 2020, 6 a.m. 33.8 ppb (31) 12.6 ppb (12) N/A 21.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A 12.9 μg/m3 (52) 52.0
 
Jan. 25, 2020, 5 a.m. 48.5 ppb (45) 24.4 ppb (23) N/A 24.0 ppb (22) N/A N/A N/A N/A N/A 14.9 μg/m3 (56) 56.0
 
Jan. 25, 2020, 4 a.m. 49.5 ppb (46) 24.1 ppb (22) N/A 25.0 ppb (23) N/A N/A N/A 0.7 ppb (8) N/A 16.9 μg/m3 (60) 60.0
 
Jan. 25, 2020, 3 a.m. 57.5 ppb (54) 29.9 ppb (28) N/A 28.0 ppb (26) N/A N/A N/A 0.7 ppb (8) N/A 17.0 μg/m3 (61) 61.0
 
Jan. 25, 2020, 2 a.m. 63.9 ppb (61) 34.1 ppb (32) N/A 30.0 ppb (28) N/A N/A N/A 0.7 ppb (8) N/A 13.1 μg/m3 (52) 61.0
 
Jan. 25, 2020, 1 a.m. 33.8 ppb (31) 9.7 ppb (9) N/A 24.0 ppb (22) N/A N/A N/A 0.5 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 25, 2020, midnight 29.7 ppb (28) 8.6 ppb (8) N/A 21.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A 14.9 μg/m3 (56) 56.0
 
Jan. 24, 2020, 11 p.m. 23.1 ppb (21) 6.3 ppb (6) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 13.1 μg/m3 (52) 52.0
 
Jan. 24, 2020, 10 p.m. 24.2 ppb (22) 6.4 ppb (6) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 24, 2020, 9 p.m. 23.9 ppb (22) 8.0 ppb (7) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 24, 2020, 8 p.m. 27.8 ppb (26) 11.5 ppb (11) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 12.1 μg/m3 (50) 50.0
 
Jan. 24, 2020, 7 p.m. 32.9 ppb (30) 15.1 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 24, 2020, 6 p.m. 35.7 ppb (33) 17.4 ppb (16) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 15.9 μg/m3 (58) 58.0
 
Jan. 24, 2020, 5 p.m. 27.6 ppb (26) 12.3 ppb (11) N/A 15.0 ppb (14) N/A N/A N/A 0.4 ppb (4) N/A 13.1 μg/m3 (52) 52.0
 
Jan. 24, 2020, 4 p.m. 36.1 ppb (33) 15.9 ppb (15) N/A 20.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A 15.9 μg/m3 (58) 58.0
 
Jan. 24, 2020, 3 p.m. 45.1 ppb (42) 22.2 ppb (21) N/A 23.0 ppb (21) N/A N/A N/A 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 24, 2020, 2 p.m. 38.0 ppb (35) 16.1 ppb (15) N/A 22.0 ppb (20) N/A N/A N/A 0.4 ppb (4) N/A 18.9 μg/m3 (65) 65.0
 
Jan. 24, 2020, 1 p.m. 59.2 ppb (56) 32.9 ppb (30) N/A 26.0 ppb (24) N/A N/A N/A 0.5 ppb (6) N/A 20.9 μg/m3 (69) 69.0
 
Jan. 24, 2020, noon 53.8 ppb (50) 28.5 ppb (26) N/A 25.0 ppb (23) N/A N/A N/A 0.5 ppb (6) N/A 22.0 μg/m3 (71) 71.0
 
Jan. 24, 2020, 11 a.m. 41.8 ppb (39) 18.8 ppb (17) N/A 23.0 ppb (21) N/A N/A N/A 0.5 ppb (6) N/A 20.1 μg/m3 (67) 67.0
 
Jan. 24, 2020, 10 a.m. 24.2 ppb (22) 3.7 ppb (3) N/A 20.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A 23.9 μg/m3 (75) 75.0
 
Jan. 24, 2020, 9 a.m. 26.8 ppb (25) 4.5 ppb (4) N/A 22.0 ppb (20) N/A N/A N/A 0.4 ppb (4) N/A 20.1 μg/m3 (67) 67.0
 
Jan. 24, 2020, 8 a.m. 29.1 ppb (27) 4.0 ppb (4) N/A 25.0 ppb (23) N/A N/A N/A 0.4 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
Jan. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A 18.1 μg/m3 (63) 63.0
 
Jan. 24, 2020, 6 a.m. 49.4 ppb (46) 18.8 ppb (17) N/A 31.0 ppb (29) N/A N/A N/A 0.5 ppb (6) N/A 23.8 μg/m3 (75) 75.0
 
Jan. 24, 2020, 5 a.m. 60.0 ppb (56) 27.4 ppb (25) N/A 33.0 ppb (31) N/A N/A N/A N/A N/A 19.1 μg/m3 (65) 65.0
 
Jan. 24, 2020, 4 a.m. 53.7 ppb (50) 19.0 ppb (18) N/A 35.0 ppb (32) N/A N/A N/A 0.6 ppb (7) N/A 20.9 μg/m3 (69) 69.0
 
Jan. 24, 2020, 3 a.m. 59.4 ppb (56) 22.9 ppb (21) N/A 37.0 ppb (34) N/A N/A N/A 0.6 ppb (7) N/A 22.9 μg/m3 (73) 73.0
 
Jan. 24, 2020, 2 a.m. 71.3 ppb (68) 34.4 ppb (32) N/A 37.0 ppb (34) N/A N/A N/A 0.7 ppb (8) N/A 20.1 μg/m3 (67) 68.0
 
Jan. 24, 2020, 1 a.m. 79.4 ppb (77) 42.0 ppb (39) N/A 37.0 ppb (34) N/A N/A N/A 0.7 ppb (8) N/A 22.9 μg/m3 (73) 77.0
 
Jan. 24, 2020, midnight 85.1 ppb (83) 48.9 ppb (45) N/A 36.0 ppb (33) N/A N/A N/A 0.8 ppb (9) N/A 23.0 μg/m3 (73) 83.0
 
Jan. 23, 2020, 11 p.m. 89.3 ppb (88) 53.6 ppb (50) N/A 36.0 ppb (33) N/A N/A N/A 0.9 ppb (10) N/A 24.0 μg/m3 (76) 88.0
 
Jan. 23, 2020, 10 p.m. 93.4 ppb (92) 60.2 ppb (57) N/A 33.0 ppb (31) N/A N/A N/A 0.9 ppb (10) N/A 28.9 μg/m3 (86) 92.0
 
Jan. 23, 2020, 9 p.m. 105.1 ppb (101) 72.3 ppb (69) N/A 33.0 ppb (31) N/A N/A N/A 0.9 ppb (10) N/A 36.8 μg/m3 (103) 103.0
 
Jan. 23, 2020, 8 p.m. 115.1 ppb (103) 79.5 ppb (77) N/A 36.0 ppb (33) N/A N/A N/A 0.9 ppb (10) N/A 27.3 μg/m3 (83) 103.0
 
Jan. 23, 2020, 7 p.m. 104.6 ppb (101) 72.8 ppb (70) N/A 32.0 ppb (30) N/A N/A N/A 0.8 ppb (9) N/A 25.1 μg/m3 (78) 101.0
 
Jan. 23, 2020, 6 p.m. 110.6 ppb (102) 81.1 ppb (79) N/A 30.0 ppb (28) N/A N/A N/A 0.7 ppb (8) N/A 27.9 μg/m3 (84) 102.0
 
Jan. 23, 2020, 5 p.m. 108.4 ppb (101) 79.6 ppb (77) N/A 29.0 ppb (27) N/A N/A N/A 0.6 ppb (7) N/A 28.0 μg/m3 (84) 101.0
 
Jan. 23, 2020, 4 p.m. 113.9 ppb (102) 85.8 ppb (84) N/A 28.0 ppb (26) N/A N/A N/A 0.7 ppb (8) N/A 29.0 μg/m3 (86) 102.0
 
Jan. 23, 2020, 3 p.m. 132.7 ppb (106) 99.9 ppb (99) N/A 33.0 ppb (31) N/A N/A N/A 0.8 ppb (9) N/A 28.0 μg/m3 (84) 106.0
 
Jan. 23, 2020, 2 p.m. 154.6 ppb (110) 120.7 ppb (104) N/A 34.0 ppb (31) N/A N/A N/A 1.0 ppb (11) N/A 25.1 μg/m3 (78) 110.0
 
Jan. 23, 2020, 1 p.m. 130.1 ppb (106) 100.3 ppb (99) N/A 30.0 ppb (28) N/A N/A N/A 1.0 ppb (11) N/A 21.1 μg/m3 (69) 106.0
 
Jan. 23, 2020, noon 122.8 ppb (104) 91.5 ppb (90) N/A 31.0 ppb (29) N/A N/A N/A 1.0 ppb (11) N/A 25.9 μg/m3 (80) 104.0
 
Jan. 23, 2020, 11 a.m. 122.4 ppb (104) 92.3 ppb (91) N/A 30.0 ppb (28) N/A N/A N/A 0.9 ppb (10) N/A 22.1 μg/m3 (71) 104.0
 
Jan. 23, 2020, 10 a.m. 107.3 ppb (101) 76.7 ppb (74) N/A 31.0 ppb (29) N/A N/A N/A 0.8 ppb (9) N/A 22.0 μg/m3 (71) 101.0
 
Jan. 23, 2020, 9 a.m. 83.8 ppb (82) 54.1 ppb (50) N/A 30.0 ppb (28) N/A N/A N/A 0.6 ppb (7) N/A 20.1 μg/m3 (67) 82.0
 
Jan. 23, 2020, 8 a.m. 61.3 ppb (58) 33.1 ppb (31) N/A 28.0 ppb (26) N/A N/A N/A 0.5 ppb (6) N/A 20.0 μg/m3 (67) 67.0
 
Jan. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A 20.0 μg/m3 (67) 67.0
 
Jan. 23, 2020, 6 a.m. 56.6 ppb (53) 26.3 ppb (24) N/A 30.0 ppb (28) N/A N/A N/A 0.5 ppb (6) N/A 25.8 μg/m3 (79) 79.0
 
Jan. 23, 2020, 5 a.m. 58.1 ppb (54) 27.0 ppb (25) N/A 31.0 ppb (29) N/A N/A N/A N/A N/A 20.2 μg/m3 (67) 67.0
 
Jan. 23, 2020, 4 a.m. 67.5 ppb (64) 34.8 ppb (32) N/A 33.0 ppb (31) N/A N/A N/A 0.6 ppb (7) N/A 21.9 μg/m3 (71) 71.0
 
Jan. 23, 2020, 3 a.m. 66.8 ppb (64) 34.2 ppb (32) N/A 33.0 ppb (31) N/A N/A N/A 0.7 ppb (8) N/A 23.9 μg/m3 (75) 75.0
 
Jan. 23, 2020, 2 a.m. 78.1 ppb (76) 43.4 ppb (40) N/A 35.0 ppb (32) N/A N/A N/A 0.7 ppb (8) N/A 22.1 μg/m3 (71) 76.0
 
Jan. 23, 2020, 1 a.m. 66.2 ppb (63) 33.7 ppb (31) N/A 33.0 ppb (31) N/A N/A N/A 0.6 ppb (7) N/A 23.0 μg/m3 (73) 73.0
 
Jan. 23, 2020, midnight 75.6 ppb (73) 42.2 ppb (39) N/A 34.0 ppb (31) N/A N/A N/A 0.7 ppb (8) N/A 24.0 μg/m3 (76) 76.0
 
Jan. 22, 2020, 11 p.m. 75.2 ppb (73) 44.3 ppb (41) N/A 31.0 ppb (29) N/A N/A N/A 0.8 ppb (9) N/A 24.0 μg/m3 (76) 76.0
 
Jan. 22, 2020, 10 p.m. 81.2 ppb (79) 52.3 ppb (48) N/A 29.0 ppb (27) N/A N/A N/A 0.7 ppb (8) N/A 22.1 μg/m3 (71) 79.0
 
Jan. 22, 2020, 9 p.m. 84.9 ppb (83) 57.9 ppb (54) N/A 27.0 ppb (25) N/A N/A N/A 0.8 ppb (9) N/A 21.0 μg/m3 (69) 83.0
 
Jan. 22, 2020, 8 p.m. 77.1 ppb (75) 52.1 ppb (48) N/A 25.0 ppb (23) N/A N/A N/A 0.7 ppb (8) N/A 25.9 μg/m3 (80) 80.0
 
Jan. 22, 2020, 7 p.m. 67.6 ppb (64) 45.4 ppb (42) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 21.1 μg/m3 (69) 69.0
 
Jan. 22, 2020, 6 p.m. 64.2 ppb (61) 42.3 ppb (39) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 24.9 μg/m3 (77) 77.0
 
Jan. 22, 2020, 5 p.m. 60.4 ppb (57) 41.2 ppb (38) N/A 19.0 ppb (18) N/A N/A N/A 0.4 ppb (4) N/A 32.8 μg/m3 (94) 94.0
 
Jan. 22, 2020, 4 p.m. 82.7 ppb (81) 58.6 ppb (55) N/A 24.0 ppb (22) N/A N/A N/A 0.5 ppb (6) N/A 34.9 μg/m3 (99) 99.0