AQSQID: 261630093

Site Name: Eliza Howell- Roadway

Location: Detroit, MI

Reporting: True, Located: True

Current AQI: 64.0

Detroit MI, US: 42.38599, -83.266319

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2019, 5 p.m. 67.1 ppb (64) 42.7 ppb (40) N/A 25.0 ppb (23) N/A N/A N/A 0.4 ppb (4) N/A N/A 64.0
 
Jan. 22, 2019, 4 p.m. 69.1 ppb (66) 44.9 ppb (42) N/A 24.0 ppb (22) N/A N/A N/A 0.0 ppb (0) N/A N/A 66.0
 
Jan. 22, 2019, 3 p.m. 64.4 ppb (61) 44.6 ppb (41) N/A 20.0 ppb (19) N/A N/A N/A 0.0 ppb (0) N/A N/A 61.0
 
Jan. 22, 2019, 2 p.m. 78.0 ppb (76) 52.0 ppb (48) N/A 26.0 ppb (24) N/A N/A N/A 0.0 ppb (0) N/A N/A 76.0
 
Jan. 22, 2019, 1 p.m. 72.5 ppb (70) 47.7 ppb (44) N/A 25.0 ppb (23) N/A N/A N/A 0.0 ppb (0) N/A N/A 70.0
 
Jan. 22, 2019, noon 65.1 ppb (62) 41.6 ppb (39) N/A 24.0 ppb (22) N/A N/A N/A 0.0 ppb (0) N/A N/A 62.0
 
Jan. 22, 2019, 11 a.m. 61.8 ppb (58) 38.7 ppb (36) N/A 23.0 ppb (21) N/A N/A N/A 0.0 ppb (0) N/A N/A 58.0
 
Jan. 22, 2019, 10 a.m. 65.3 ppb (62) 35.7 ppb (33) N/A 30.0 ppb (28) N/A N/A N/A 0.5 ppb (6) N/A N/A 62.0
 
Jan. 22, 2019, 9 a.m. 92.3 ppb (91) 51.5 ppb (48) N/A 41.0 ppb (38) N/A N/A N/A 0.7 ppb (8) N/A N/A 91.0
 
Jan. 22, 2019, 8 a.m. 113.6 ppb (102) 72.4 ppb (70) N/A 41.0 ppb (38) N/A N/A N/A 0.7 ppb (8) N/A N/A 102.0
 
Jan. 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A N/A 6.0
 
Jan. 22, 2019, 6 a.m. 54.4 ppb (50) 19.2 ppb (18) N/A 35.0 ppb (32) N/A N/A N/A 0.4 ppb (4) N/A N/A 50.0
 
Jan. 22, 2019, 5 a.m. 62.9 ppb (59) 26.4 ppb (24) N/A 37.0 ppb (34) N/A N/A N/A N/A N/A N/A 59.0
 
Jan. 22, 2019, 4 a.m. 62.5 ppb (59) 29.1 ppb (27) N/A 33.0 ppb (31) N/A N/A N/A 0.5 ppb (6) N/A N/A 59.0
 
Jan. 22, 2019, 3 a.m. 80.6 ppb (78) 40.1 ppb (37) N/A 41.0 ppb (38) N/A N/A N/A 0.6 ppb (7) N/A N/A 78.0
 
Jan. 22, 2019, 2 a.m. 77.2 ppb (75) 38.8 ppb (36) N/A 38.0 ppb (35) N/A N/A N/A 0.7 ppb (8) N/A N/A 75.0
 
Jan. 22, 2019, 1 a.m. 76.3 ppb (74) 40.5 ppb (38) N/A 36.0 ppb (33) N/A N/A N/A 0.6 ppb (7) N/A N/A 74.0
 
Jan. 22, 2019, midnight 69.3 ppb (66) 36.4 ppb (34) N/A 33.0 ppb (31) N/A N/A N/A 0.5 ppb (6) N/A N/A 66.0
 
Jan. 21, 2019, 11 p.m. 78.0 ppb (76) 43.2 ppb (40) N/A 35.0 ppb (32) N/A N/A N/A 0.6 ppb (7) N/A N/A 76.0
 
Jan. 21, 2019, 10 p.m. 87.8 ppb (86) 53.3 ppb (49) N/A 35.0 ppb (32) N/A N/A N/A 0.7 ppb (8) N/A N/A 86.0
 
Jan. 21, 2019, 9 p.m. 63.5 ppb (60) 39.8 ppb (37) N/A 24.0 ppb (22) N/A N/A N/A 0.5 ppb (6) N/A N/A 60.0
 
Jan. 21, 2019, 8 p.m. 53.1 ppb (49) 32.3 ppb (30) N/A 21.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A N/A 49.0
 
Jan. 21, 2019, 7 p.m. 46.8 ppb (43) 31.4 ppb (29) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A N/A 43.0
 
Jan. 21, 2019, 6 p.m. 58.7 ppb (55) 38.2 ppb (35) N/A 21.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A N/A 55.0
 
Jan. 21, 2019, 5 p.m. 48.5 ppb (45) 31.8 ppb (29) N/A 17.0 ppb (16) N/A N/A N/A 0.0 ppb (0) N/A N/A 45.0
 
Jan. 21, 2019, 4 p.m. 36.1 ppb (33) 23.0 ppb (21) N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A N/A 33.0
 
Jan. 21, 2019, 3 p.m. 26.7 ppb (25) 15.5 ppb (14) N/A 11.0 ppb (10) N/A N/A N/A 0.2 ppb (2) N/A N/A 25.0
 
Jan. 21, 2019, 2 p.m. 19.7 ppb (18) 9.6 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A N/A 18.0
 
Jan. 21, 2019, 1 p.m. 25.8 ppb (24) 11.6 ppb (11) N/A 14.0 ppb (13) N/A N/A N/A 0.2 ppb (2) N/A N/A 24.0
 
Jan. 21, 2019, noon 27.1 ppb (25) 10.2 ppb (9) N/A 17.0 ppb (16) N/A N/A N/A 0.2 ppb (2) N/A N/A 25.0
 
Jan. 21, 2019, 11 a.m. 18.4 ppb (17) 6.3 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A N/A 17.0
 
Jan. 21, 2019, 10 a.m. 9.7 ppb (9) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.1 ppb (1) N/A N/A 9.0
 
Jan. 21, 2019, 9 a.m. 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.1 ppb (1) N/A N/A 5.0
 
Jan. 21, 2019, 8 a.m. 4.8 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.1 ppb (1) N/A N/A 5.0
 
Jan. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) N/A N/A 1.0
 
Jan. 21, 2019, 6 a.m. 4.9 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.0 ppb (0) N/A N/A 5.0
 
Jan. 21, 2019, 5 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
Jan. 21, 2019, 4 a.m. 3.8 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 21, 2019, 3 a.m. 4.7 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 21, 2019, 2 a.m. 4.9 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 5.0
 
Jan. 21, 2019, 1 a.m. 8.9 ppb (8) 2.2 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 8.0
 
Jan. 21, 2019, midnight 10.1 ppb (9) 2.5 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A N/A 9.0
 
Jan. 20, 2019, 11 p.m. 11.1 ppb (10) 4.5 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 10.0
 
Jan. 20, 2019, 10 p.m. 7.2 ppb (7) 2.9 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 7.0
 
Jan. 20, 2019, 9 p.m. 3.4 ppb (3) 1.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 3.0
 
Jan. 20, 2019, 8 p.m. 2.9 ppb (3) 1.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 3.0
 
Jan. 20, 2019, 7 p.m. 2.5 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 2.0
 
Jan. 20, 2019, 6 p.m. 3.5 ppb (3) 1.9 ppb (2) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 3.0
 
Jan. 20, 2019, 5 p.m. 2.7 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 3.0
 
Jan. 20, 2019, 4 p.m. 3.1 ppb (3) 1.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 3.0
 
Jan. 20, 2019, 3 p.m. 4.3 ppb (4) 2.2 ppb (2) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 20, 2019, 2 p.m. 4.0 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 20, 2019, 1 p.m. 4.1 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 20, 2019, noon 3.3 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.1 ppb (1) N/A N/A 3.0
 
Jan. 20, 2019, 11 a.m. 2.4 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 2.0
 
Jan. 20, 2019, 10 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 2.0
 
Jan. 20, 2019, 9 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 2.0
 
Jan. 20, 2019, 8 a.m. 2.3 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 2.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) N/A N/A 1.0
 
Jan. 20, 2019, 6 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.1 ppb (1) N/A N/A 2.0
 
Jan. 20, 2019, 5 a.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 2.0
 
Jan. 20, 2019, 4 a.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.1 ppb (1) N/A N/A 3.0
 
Jan. 20, 2019, 3 a.m. 4.5 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 20, 2019, 2 a.m. 4.5 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 20, 2019, 1 a.m. 3.9 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 4.0
 
Jan. 20, 2019, midnight 4.9 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.1 ppb (1) N/A N/A 5.0
 
Jan. 19, 2019, 11 p.m. 6.2 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.1 ppb (1) N/A N/A 6.0
 
Jan. 19, 2019, 10 p.m. 8.9 ppb (8) 1.6 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A N/A 8.0
 
Jan. 19, 2019, 9 p.m. 8.8 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 8.0
 
Jan. 19, 2019, 8 p.m. 10.5 ppb (10) 2.8 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A N/A 10.0
 
Jan. 19, 2019, 7 p.m. 12.5 ppb (12) 2.7 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A N/A 12.0
 
Jan. 19, 2019, 6 p.m. 15.8 ppb (15) 4.3 ppb (4) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A N/A 15.0
 
Jan. 19, 2019, 5 p.m. 19.0 ppb (18) 5.0 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.2 ppb (2) N/A N/A 18.0
 
Jan. 19, 2019, 4 p.m. 13.9 ppb (13) 2.4 ppb (2) N/A 11.0 ppb (10) N/A N/A N/A 0.2 ppb (2) N/A N/A 13.0
 
Jan. 19, 2019, 3 p.m. 14.4 ppb (13) 2.8 ppb (3) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A N/A 13.0
 
Jan. 19, 2019, 2 p.m. 13.4 ppb (12) 1.6 ppb (1) N/A 12.0 ppb (11) N/A N/A N/A 0.1 ppb (1) N/A N/A 12.0
 
Jan. 19, 2019, 1 p.m. 14.2 ppb (13) 1.8 ppb (2) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A N/A 13.0
 
Jan. 19, 2019, noon 13.6 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (12) N/A N/A N/A 0.2 ppb (2) N/A N/A 13.0
 
Jan. 19, 2019, 11 a.m. 10.3 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.1 ppb (1) N/A N/A 10.0
 
Jan. 19, 2019, 10 a.m. 8.3 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.1 ppb (1) N/A N/A 8.0
 
Jan. 19, 2019, 9 a.m. 7.1 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 7.0
 
Jan. 19, 2019, 8 a.m. 6.7 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 6.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) N/A N/A 1.0
 
Jan. 19, 2019, 6 a.m. 9.0 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.1 ppb (1) N/A N/A 8.0
 
Jan. 19, 2019, 5 a.m. 11.5 ppb (11) 1.3 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A N/A 11.0
 
Jan. 19, 2019, 4 a.m. 11.1 ppb (10) 0.9 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A N/A 10.0
 
Jan. 19, 2019, 3 a.m. 12.7 ppb (12) 1.7 ppb (2) N/A 11.0 ppb (10) N/A N/A N/A 0.2 ppb (2) N/A N/A 12.0
 
Jan. 19, 2019, 2 a.m. 19.7 ppb (18) 5.7 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 0.3 ppb (3) N/A N/A 18.0
 
Jan. 19, 2019, 1 a.m. 15.2 ppb (14) 5.3 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A N/A 14.0
 
Jan. 19, 2019, midnight 14.5 ppb (13) 4.5 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A N/A 13.0
 
Jan. 18, 2019, 11 p.m. 20.1 ppb (19) 8.0 ppb (7) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A N/A 19.0
 
Jan. 18, 2019, 10 p.m. 15.8 ppb (15) 6.5 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A N/A 15.0
 
Jan. 18, 2019, 9 p.m. 14.9 ppb (14) 6.2 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.2 ppb (2) N/A N/A 14.0
 
Jan. 18, 2019, 8 p.m. 22.9 ppb (21) 11.6 ppb (11) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A N/A 21.0
 
Jan. 18, 2019, 7 p.m. 16.4 ppb (15) 8.6 ppb (8) N/A 8.0 ppb (7) N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0
 
Jan. 18, 2019, 6 p.m. 16.8 ppb (16) 9.4 ppb (9) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A N/A 16.0
 
Jan. 18, 2019, 5 p.m. 11.7 ppb (11) 4.5 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A N/A 11.0
 
Jan. 18, 2019, 4 p.m. 10.7 ppb (10) 4.0 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A N/A 10.0
 
Jan. 18, 2019, 3 p.m. 14.0 ppb (13) 5.8 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A N/A 13.0
 
Jan. 18, 2019, 2 p.m. 28.4 ppb (26) 15.5 ppb (14) N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A N/A 26.0
 
Jan. 18, 2019, 1 p.m. 66.8 ppb (64) 47.0 ppb (44) N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A N/A 64.0
 
Jan. 18, 2019, noon 69.8 ppb (67) 49.1 ppb (45) N/A 21.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A N/A 67.0
 
Jan. 18, 2019, 11 a.m. 51.2 ppb (47) 33.8 ppb (31) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A N/A 47.0
 
Jan. 18, 2019, 10 a.m. 37.1 ppb (34) 21.1 ppb (20) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A N/A 34.0
 
Jan. 18, 2019, 9 a.m. 15.5 ppb (14) 4.5 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A 0.2 ppb (2) N/A N/A 14.0
 
Jan. 18, 2019, 8 a.m. 11.5 ppb (11) 1.1 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A 0.2 ppb (2) N/A N/A 11.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A N/A 2.0
 
Jan. 18, 2019, 6 a.m. 13.9 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A N/A 0.2 ppb (2) N/A N/A 13.0
 
Jan. 18, 2019, 5 a.m. 23.8 ppb (22) 3.2 ppb (3) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A N/A 22.0
 
Jan. 18, 2019, 4 a.m. 30.0 ppb (28) 5.9 ppb (5) N/A 24.0 ppb (22) N/A N/A N/A 0.4 ppb (4) N/A N/A 28.0
 
Jan. 18, 2019, 3 a.m. 45.7 ppb (42) 20.5 ppb (19) N/A 25.0 ppb (23) N/A N/A N/A 0.4 ppb (4) N/A N/A 42.0
 
Jan. 18, 2019, 2 a.m. 63.1 ppb (60) 37.1 ppb (34) N/A 26.0 ppb (24) N/A N/A N/A 0.5 ppb (6) N/A N/A 60.0
 
Jan. 18, 2019, 1 a.m. 63.8 ppb (60) 35.8 ppb (33) N/A 28.0 ppb (26) N/A N/A N/A 0.5 ppb (6) N/A N/A 60.0
 
Jan. 18, 2019, midnight 75.7 ppb (73) 43.3 ppb (40) N/A 33.0 ppb (31) N/A N/A N/A 0.7 ppb (8) N/A N/A 73.0
 
Jan. 17, 2019, 11 p.m. 73.1 ppb (70) 43.5 ppb (40) N/A 30.0 ppb (28) N/A N/A N/A 0.7 ppb (8) N/A N/A 70.0
 
Jan. 17, 2019, 10 p.m. 80.2 ppb (78) 49.1 ppb (45) N/A 31.0 ppb (29) N/A N/A N/A 0.8 ppb (9) N/A N/A 78.0
 
Jan. 17, 2019, 9 p.m. 72.0 ppb (69) 43.1 ppb (40) N/A 29.0 ppb (27) N/A N/A N/A 0.6 ppb (7) N/A N/A 69.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A N/A 4.0
 
Jan. 17, 2019, 4 p.m. 79.2 ppb (77) 52.4 ppb (49) N/A 27.0 ppb (25) N/A N/A N/A 0.4 ppb (4) N/A N/A 77.0
 
Jan. 17, 2019, 3 p.m. 74.6 ppb (72) 47.3 ppb (44) N/A 27.0 ppb (25) N/A N/A N/A 0.4 ppb (4) N/A N/A 72.0
 
Jan. 17, 2019, 2 p.m. 77.0 ppb (74) 48.1 ppb (45) N/A 29.0 ppb (27) N/A N/A N/A 0.4 ppb (4) N/A N/A 74.0
 
Jan. 17, 2019, 1 p.m. 102.0 ppb (100) 66.2 ppb (63) N/A 36.0 ppb (33) N/A N/A N/A 0.7 ppb (8) N/A N/A 100.0
 
Jan. 17, 2019, noon 101.7 ppb (100) 63.9 ppb (61) N/A 38.0 ppb (35) N/A N/A N/A 0.6 ppb (7) N/A N/A 100.0
 
Jan. 17, 2019, 11 a.m. 79.1 ppb (77) 40.8 ppb (38) N/A 38.0 ppb (35) N/A N/A N/A 0.5 ppb (6) N/A N/A 77.0
 
Jan. 17, 2019, 10 a.m. 40.8 ppb (38) 10.9 ppb (10) N/A 30.0 ppb (28) N/A N/A N/A 0.3 ppb (3) N/A N/A 38.0
 
Jan. 17, 2019, 9 a.m. 29.6 ppb (27) 3.2 ppb (3) N/A 26.0 ppb (24) N/A N/A N/A 0.3 ppb (3) N/A N/A 27.0
 
Jan. 17, 2019, 8 a.m. 30.0 ppb (28) 3.4 ppb (3) N/A 27.0 ppb (25) N/A N/A N/A 0.0 ppb (0) N/A N/A 28.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A
Jan. 17, 2019, 6 a.m. 41.2 ppb (38) 11.2 ppb (10) N/A 30.0 ppb (28) N/A N/A N/A 0.0 ppb (0) N/A N/A 38.0
 
Jan. 17, 2019, 5 a.m. 44.0 ppb (41) 15.7 ppb (15) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A N/A 41.0
 
Jan. 17, 2019, 4 a.m. 27.7 ppb (26) 7.4 ppb (7) N/A 20.0 ppb (19) N/A N/A N/A 0.0 ppb (0) N/A N/A 26.0
 
Jan. 17, 2019, 3 a.m. 32.3 ppb (30) 11.8 ppb (11) N/A 21.0 ppb (19) N/A N/A N/A 0.0 ppb (0) N/A N/A 30.0
 
Jan. 17, 2019, 2 a.m. 22.9 ppb (21) 3.6 ppb (3) N/A 19.0 ppb (18) N/A N/A N/A 0.0 ppb (0) N/A N/A 21.0
 
Jan. 17, 2019, 1 a.m. 22.4 ppb (21) 4.4 ppb (4) N/A 18.0 ppb (17) N/A N/A N/A 0.0 ppb (0) N/A N/A 21.0
 
Jan. 17, 2019, midnight 32.5 ppb (30) 12.9 ppb (12) N/A 20.0 ppb (19) N/A N/A N/A 0.0 ppb (0) N/A N/A 30.0
 
Jan. 16, 2019, 11 p.m. 17.8 ppb (16) 7.2 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.2 ppb (2) N/A N/A 16.0
 
Jan. 16, 2019, 10 p.m. 15.9 ppb (15) 6.8 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0
 
Jan. 16, 2019, 9 p.m. 13.5 ppb (12) 5.5 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.1 ppb (1) N/A N/A 12.0
 
Jan. 16, 2019, 8 p.m. 10.7 ppb (10) 4.7 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 10.0
 
Jan. 16, 2019, 7 p.m. 8.8 ppb (8) 2.5 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 8.0
 
Jan. 16, 2019, 6 p.m. 10.1 ppb (9) 4.1 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 9.0
 
Jan. 16, 2019, 5 p.m. 8.6 ppb (8) 2.6 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 8.0
 
Jan. 16, 2019, 4 p.m. 10.6 ppb (10) 4.2 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 10.0
 
Jan. 16, 2019, 3 p.m. 12.5 ppb (12) 5.5 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.1 ppb (1) N/A N/A 12.0
 
Jan. 16, 2019, 2 p.m. 16.9 ppb (16) 6.2 ppb (6) N/A 11.0 ppb (10) N/A N/A N/A 0.1 ppb (1) N/A N/A 16.0
 
Jan. 16, 2019, 1 p.m. 118.7 ppb (103) 89.8 ppb (88) N/A 29.0 ppb (27) N/A N/A N/A 0.7 ppb (8) N/A N/A 103.0
 
Jan. 16, 2019, noon 105.2 ppb (101) 77.5 ppb (75) N/A 28.0 ppb (26) N/A N/A N/A 0.6 ppb (7) N/A N/A 101.0
 
Jan. 16, 2019, 11 a.m. 71.9 ppb (69) 49.4 ppb (46) N/A 23.0 ppb (21) N/A N/A N/A 0.5 ppb (6) N/A N/A 69.0
 
Jan. 16, 2019, 10 a.m. 48.4 ppb (45) 31.5 ppb (29) N/A 17.0 ppb (16) N/A N/A N/A 0.3 ppb (3) N/A N/A 45.0
 
Jan. 16, 2019, 9 a.m. 37.4 ppb (35) 20.3 ppb (19) N/A 17.0 ppb (16) N/A N/A N/A 0.2 ppb (2) N/A N/A 35.0
 
Jan. 16, 2019, 8 a.m. 21.0 ppb (19) 8.6 ppb (8) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A N/A 19.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A N/A 2.0
 
Jan. 16, 2019, 6 a.m. 11.9 ppb (11) 4.3 ppb (4) N/A 8.0 ppb (7) N/A N/A N/A 0.1 ppb (1) N/A N/A 11.0
 
Jan. 16, 2019, 5 a.m. 15.2 ppb (14) 5.5 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A N/A 14.0
 
Jan. 16, 2019, 4 a.m. 22.4 ppb (21) 10.4 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.2 ppb (2) N/A N/A 21.0
 
Jan. 16, 2019, 3 a.m. 31.8 ppb (29) 17.2 ppb (16) N/A 15.0 ppb (14) N/A N/A N/A 0.3 ppb (3) N/A N/A 29.0
 
Jan. 16, 2019, 2 a.m. 31.1 ppb (29) 16.4 ppb (15) N/A 15.0 ppb (14) N/A N/A N/A 0.3 ppb (3) N/A N/A 29.0
 
Jan. 16, 2019, 1 a.m. 28.8 ppb (27) 16.2 ppb (15) N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A N/A 27.0
 
Jan. 16, 2019, midnight 34.4 ppb (32) 20.6 ppb (19) N/A 14.0 ppb (13) N/A N/A N/A 0.3 ppb (3) N/A N/A 32.0
 
Jan. 15, 2019, 11 p.m. 50.2 ppb (46) 32.8 ppb (30) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A N/A 46.0
 
Jan. 15, 2019, 10 p.m. 75.9 ppb (73) 49.9 ppb (46) N/A 26.0 ppb (24) N/A N/A N/A 0.5 ppb (6) N/A N/A 73.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
Jan. 15, 2019, 7 p.m. -0.5 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
Jan. 15, 2019, 6 p.m. -0.4 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A