AQSQID: 261630093

Site Name: Eliza Howell- Roadway

Location: Detroit, MI

Reporting: True, Located: True

Current AQI: 51.0

Detroit MI, US: 42.38599, -83.266319

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 19, 2019, 4 a.m. 54.7 ppb (51) 22.5 ppb (21) N/A 32.0 ppb (30) N/A N/A N/A 0.6 ppb (7) N/A N/A 51.0
 
March 19, 2019, 3 a.m. 54.2 ppb (50) 24.1 ppb (22) N/A 30.0 ppb (28) N/A N/A N/A 0.6 ppb (7) N/A N/A 50.0
 
March 19, 2019, 2 a.m. 54.7 ppb (51) 22.7 ppb (21) N/A 32.0 ppb (30) N/A N/A N/A 0.6 ppb (7) N/A N/A 51.0
 
March 19, 2019, 1 a.m. 61.3 ppb (58) 28.9 ppb (27) N/A 32.0 ppb (30) N/A N/A N/A 0.7 ppb (8) N/A N/A 58.0
 
March 19, 2019, midnight 71.0 ppb (68) 36.1 ppb (33) N/A 35.0 ppb (32) N/A N/A N/A 0.8 ppb (9) N/A N/A 68.0
 
March 18, 2019, 11 p.m. 56.4 ppb (53) 27.5 ppb (25) N/A 29.0 ppb (27) N/A N/A N/A 0.7 ppb (8) N/A N/A 53.0
 
March 18, 2019, 10 p.m. 23.0 ppb (21) 9.5 ppb (9) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A N/A 21.0
 
March 18, 2019, 9 p.m. 24.8 ppb (23) 11.7 ppb (11) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A N/A 23.0
 
March 18, 2019, 8 p.m. 22.3 ppb (21) 10.3 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A N/A 21.0
 
March 18, 2019, 7 p.m. 34.2 ppb (32) 18.0 ppb (17) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 32.0
 
March 18, 2019, 6 p.m. 35.3 ppb (33) 18.9 ppb (18) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A N/A 33.0
 
March 18, 2019, 5 p.m. 38.0 ppb (35) 20.7 ppb (19) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A N/A 35.0
 
March 18, 2019, 4 p.m. 35.4 ppb (33) 18.3 ppb (17) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A N/A 33.0
 
March 18, 2019, 3 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
 
March 18, 2019, 2 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
 
March 18, 2019, 1 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
 
March 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
March 18, 2019, 11 a.m. 83.8 ppb (82) 51.7 ppb (48) N/A 32.0 ppb (30) N/A N/A N/A N/A N/A N/A 82.0
 
March 18, 2019, 10 a.m. 61.9 ppb (58) 37.0 ppb (34) N/A 25.0 ppb (23) N/A N/A N/A 0.7 ppb (8) N/A N/A 58.0
 
March 18, 2019, 9 a.m. 52.0 ppb (48) 28.6 ppb (26) N/A 23.0 ppb (21) N/A N/A N/A 0.6 ppb (7) N/A N/A 48.0
 
March 18, 2019, 8 a.m. 56.6 ppb (53) 34.2 ppb (32) N/A 22.0 ppb (20) N/A N/A N/A 0.6 ppb (7) N/A N/A 53.0
 
March 18, 2019, 7 a.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
 
March 18, 2019, 6 a.m. 26.8 ppb (25) 5.1 ppb (5) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A N/A 25.0
 
March 18, 2019, 5 a.m. 37.9 ppb (35) 12.8 ppb (12) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A N/A 35.0
 
March 18, 2019, 4 a.m. 38.6 ppb (36) 14.3 ppb (13) N/A 24.0 ppb (22) N/A N/A N/A 0.6 ppb (7) N/A N/A 36.0
 
March 18, 2019, 3 a.m. 42.4 ppb (39) 16.4 ppb (15) N/A 26.0 ppb (24) N/A N/A N/A 0.6 ppb (7) N/A N/A 39.0
 
March 18, 2019, 2 a.m. 53.0 ppb (49) 23.4 ppb (22) N/A 30.0 ppb (28) N/A N/A N/A 0.8 ppb (9) N/A N/A 49.0
 
March 18, 2019, 1 a.m. 56.2 ppb (52) 25.9 ppb (24) N/A 30.0 ppb (28) N/A N/A N/A 0.8 ppb (9) N/A N/A 52.0
 
March 18, 2019, midnight 44.6 ppb (41) 20.5 ppb (19) N/A 24.0 ppb (22) N/A N/A N/A 0.7 ppb (8) N/A N/A 41.0
 
March 17, 2019, 11 p.m. 33.5 ppb (31) 15.3 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A N/A 31.0
 
March 17, 2019, 10 p.m. 27.9 ppb (26) 13.0 ppb (12) N/A 15.0 ppb (14) N/A N/A N/A 0.5 ppb (6) N/A N/A 26.0
 
March 17, 2019, 9 p.m. 13.9 ppb (13) 5.5 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A N/A 13.0
 
March 17, 2019, 8 p.m. 25.7 ppb (24) 12.6 ppb (12) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A N/A 24.0
 
March 17, 2019, 7 p.m. 34.5 ppb (32) 19.2 ppb (18) N/A 15.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A N/A 32.0
 
March 17, 2019, 6 p.m. 26.5 ppb (25) 15.0 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A N/A 25.0
 
March 17, 2019, 5 p.m. 24.8 ppb (23) 13.9 ppb (13) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 23.0
 
March 17, 2019, 4 p.m. 22.5 ppb (21) 11.6 ppb (11) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 21.0
 
March 17, 2019, 3 p.m. 22.0 ppb (20) 11.7 ppb (11) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 20.0
 
March 17, 2019, 2 p.m. 33.1 ppb (31) 16.8 ppb (16) N/A 16.0 ppb (15) N/A N/A N/A 0.9 ppb (10) N/A N/A 31.0
 
March 17, 2019, 1 p.m. 68.4 ppb (65) 38.7 ppb (36) N/A 30.0 ppb (28) N/A N/A N/A 0.8 ppb (9) N/A N/A 65.0
 
March 17, 2019, noon 107.2 ppb (101) 75.4 ppb (73) N/A 32.0 ppb (30) N/A N/A N/A 1.1 ppb (12) N/A N/A 101.0
 
March 17, 2019, 11 a.m. 84.5 ppb (82) 53.2 ppb (49) N/A 31.0 ppb (29) N/A N/A N/A 0.9 ppb (10) N/A N/A 82.0
 
March 17, 2019, 10 a.m. 68.6 ppb (66) 33.2 ppb (31) N/A 35.0 ppb (32) N/A N/A N/A 0.7 ppb (8) N/A N/A 66.0
 
March 17, 2019, 9 a.m. 51.1 ppb (47) 17.6 ppb (16) N/A 33.0 ppb (31) N/A N/A N/A 0.6 ppb (7) N/A N/A 47.0
 
March 17, 2019, 8 a.m. 60.5 ppb (57) 24.9 ppb (23) N/A 36.0 ppb (33) N/A N/A N/A 0.7 ppb (8) N/A N/A 57.0
 
March 17, 2019, 7 a.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
 
March 17, 2019, 6 a.m. 7.5 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 7.0
 
March 17, 2019, 5 a.m. 7.6 ppb (7) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 7.0
 
March 17, 2019, 4 a.m. 6.4 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A N/A 6.0
 
March 17, 2019, 3 a.m. 3.7 ppb (3) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A N/A 3.0
 
March 17, 2019, 2 a.m. 4.2 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A N/A 4.0
 
March 17, 2019, 1 a.m. 5.1 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A N/A 5.0
 
March 17, 2019, midnight 3.7 ppb (3) 1.2 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A N/A 3.0
 
March 16, 2019, 11 p.m. 5.0 ppb (5) 1.5 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.3 ppb (3) N/A N/A 5.0
 
March 16, 2019, 10 p.m. 4.4 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A N/A 4.0
 
March 16, 2019, 9 p.m. 10.2 ppb (9) 4.8 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A N/A 9.0
 
March 16, 2019, 8 p.m. 10.1 ppb (9) 4.5 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 9.0
 
March 16, 2019, 7 p.m. 10.8 ppb (10) 5.2 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 10.0
 
March 16, 2019, 6 p.m. 5.3 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.3 ppb (3) N/A N/A 5.0
 
March 16, 2019, 5 p.m. 6.7 ppb (6) 3.1 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A N/A 6.0
 
March 16, 2019, 4 p.m. 7.7 ppb (7) 3.9 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A N/A 7.0
 
March 16, 2019, 3 p.m. 2.9 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.2 ppb (2) N/A N/A 3.0
 
March 16, 2019, 2 p.m. 3.1 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.2 ppb (2) N/A N/A 3.0
 
March 16, 2019, 1 p.m. 9.6 ppb (9) 4.3 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A N/A 9.0
 
March 16, 2019, noon 25.1 ppb (23) 11.3 ppb (10) N/A 14.0 ppb (13) N/A N/A N/A 0.3 ppb (3) N/A N/A 23.0
 
March 16, 2019, 11 a.m. 15.9 ppb (15) 5.6 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A N/A 15.0
 
March 16, 2019, 10 a.m. 8.5 ppb (8) 2.3 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 8.0
 
March 16, 2019, 9 a.m. 9.0 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 8.0
 
March 16, 2019, 8 a.m. 5.4 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A N/A 5.0
 
March 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A N/A 3.0
 
March 16, 2019, 6 a.m. 14.0 ppb (13) 4.0 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A N/A 13.0
 
March 16, 2019, 5 a.m. 7.6 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 7.0
 
March 16, 2019, 4 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A N/A 6.0
 
March 16, 2019, 3 a.m. 7.6 ppb (7) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 7.0
 
March 16, 2019, 2 a.m. 14.2 ppb (13) 4.3 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A N/A 13.0
 
March 16, 2019, 1 a.m. 15.3 ppb (14) 4.6 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A N/A 14.0
 
March 16, 2019, midnight 23.7 ppb (22) 9.1 ppb (8) N/A 15.0 ppb (14) N/A N/A N/A 0.4 ppb (4) N/A N/A 22.0
 
March 15, 2019, 11 p.m. 26.8 ppb (25) 9.9 ppb (9) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A N/A 25.0
 
March 15, 2019, 10 p.m. 30.2 ppb (28) 14.0 ppb (13) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 28.0
 
March 15, 2019, 9 p.m. 41.1 ppb (38) 23.3 ppb (22) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A N/A 38.0
 
March 15, 2019, 8 p.m. 44.3 ppb (41) 27.6 ppb (26) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 41.0
 
March 15, 2019, 7 p.m. 58.2 ppb (54) 38.1 ppb (35) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A N/A 54.0
 
March 15, 2019, 6 p.m. 51.4 ppb (48) 35.9 ppb (33) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 48.0
 
March 15, 2019, 5 p.m. 58.5 ppb (55) 39.0 ppb (36) N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A N/A 55.0
 
March 15, 2019, 4 p.m. 52.1 ppb (48) 35.6 ppb (33) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 48.0
 
March 15, 2019, 3 p.m. 48.3 ppb (45) 32.0 ppb (30) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 45.0
 
March 15, 2019, 2 p.m. 55.5 ppb (52) 37.6 ppb (35) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A N/A 52.0
 
March 15, 2019, 1 p.m. 63.9 ppb (61) 43.6 ppb (40) N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A N/A 61.0
 
March 15, 2019, noon 60.9 ppb (57) 41.5 ppb (38) N/A 19.0 ppb (18) N/A N/A N/A 0.6 ppb (7) N/A N/A 57.0
 
March 15, 2019, 11 a.m. 54.5 ppb (51) 35.9 ppb (33) N/A 19.0 ppb (18) N/A N/A N/A 0.6 ppb (7) N/A N/A 51.0
 
March 15, 2019, 10 a.m. 42.6 ppb (39) 26.3 ppb (24) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 39.0
 
March 15, 2019, 9 a.m. 25.2 ppb (23) 14.8 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 23.0
 
March 15, 2019, 8 a.m. 11.7 ppb (11) 5.9 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 11.0
 
March 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A N/A 3.0
 
March 15, 2019, 6 a.m. 7.0 ppb (6) 3.1 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A N/A 6.0
 
March 15, 2019, 5 a.m. 7.0 ppb (6) 3.0 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 6.0
 
March 15, 2019, 4 a.m. 12.4 ppb (11) 5.5 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 11.0
 
March 15, 2019, 3 a.m. 14.2 ppb (13) 6.5 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.3 ppb (3) N/A N/A 13.0
 
March 15, 2019, 2 a.m. 16.4 ppb (15) 6.8 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 15.0
 
March 15, 2019, 1 a.m. 16.0 ppb (15) 6.3 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 15.0
 
March 15, 2019, midnight 18.5 ppb (17) 8.7 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 17.0
 
March 14, 2019, 11 p.m. 18.5 ppb (17) 9.3 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A N/A 17.0
 
March 14, 2019, 10 p.m. 23.6 ppb (22) 12.8 ppb (12) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 22.0
 
March 14, 2019, 9 p.m. 30.7 ppb (28) 16.6 ppb (15) N/A 14.0 ppb (13) N/A N/A N/A 0.5 ppb (6) N/A N/A 28.0
 
March 14, 2019, 8 p.m. 40.9 ppb (38) 21.6 ppb (20) N/A 19.0 ppb (18) N/A N/A N/A 0.6 ppb (7) N/A N/A 38.0
 
March 14, 2019, 7 p.m. 71.0 ppb (68) 40.1 ppb (37) N/A 31.0 ppb (29) N/A N/A N/A 0.8 ppb (9) N/A N/A 68.0
 
March 14, 2019, 6 p.m. 101.3 ppb (100) 64.3 ppb (61) N/A 37.0 ppb (34) N/A N/A N/A 0.9 ppb (10) N/A N/A 100.0
 
March 14, 2019, 5 p.m. 110.8 ppb (102) 70.0 ppb (67) N/A 41.0 ppb (38) N/A N/A N/A 0.8 ppb (9) N/A N/A 102.0
 
March 14, 2019, 4 p.m. 72.7 ppb (70) 41.6 ppb (39) N/A 31.0 ppb (29) N/A N/A N/A 0.6 ppb (7) N/A N/A 70.0
 
March 14, 2019, 3 p.m. 62.8 ppb (59) 36.3 ppb (34) N/A 27.0 ppb (25) N/A N/A N/A 0.6 ppb (7) N/A N/A 59.0
 
March 14, 2019, 2 p.m. 61.4 ppb (58) 37.6 ppb (35) N/A 24.0 ppb (22) N/A N/A N/A 0.5 ppb (6) N/A N/A 58.0
 
March 14, 2019, 1 p.m. 59.4 ppb (56) 35.3 ppb (33) N/A 24.0 ppb (22) N/A N/A N/A 0.5 ppb (6) N/A N/A 56.0
 
March 14, 2019, noon 69.0 ppb (66) 41.9 ppb (39) N/A 27.0 ppb (25) N/A N/A N/A 0.6 ppb (7) N/A N/A 66.0
 
March 14, 2019, 11 a.m. 59.3 ppb (56) 33.0 ppb (31) N/A 26.0 ppb (24) N/A N/A N/A 0.6 ppb (7) N/A N/A 56.0
 
March 14, 2019, 10 a.m. 66.9 ppb (64) 35.9 ppb (33) N/A 31.0 ppb (29) N/A N/A N/A 0.6 ppb (7) N/A N/A 64.0
 
March 14, 2019, 9 a.m. 68.3 ppb (65) 37.2 ppb (34) N/A 31.0 ppb (29) N/A N/A N/A 1.1 ppb (12) N/A N/A 65.0
 
March 14, 2019, 8 a.m. 32.2 ppb (30) 9.2 ppb (9) N/A 23.0 ppb (21) N/A N/A N/A 1.2 ppb (13) N/A N/A 30.0
 
March 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) N/A N/A 13.0
 
March 14, 2019, 6 a.m. 54.3 ppb (50) 22.7 ppb (21) N/A 32.0 ppb (30) N/A N/A N/A 1.4 ppb (16) N/A N/A 50.0
 
March 14, 2019, 5 a.m. 41.4 ppb (38) 11.5 ppb (11) N/A 30.0 ppb (28) N/A N/A N/A N/A N/A N/A 38.0
 
March 14, 2019, 4 a.m. 55.1 ppb (51) 19.0 ppb (18) N/A 36.0 ppb (33) N/A N/A N/A 1.3 ppb (14) N/A N/A 51.0
 
March 14, 2019, 3 a.m. 64.9 ppb (62) 26.7 ppb (25) N/A 38.0 ppb (35) N/A N/A N/A 1.4 ppb (16) N/A N/A 62.0
 
March 14, 2019, 2 a.m. 59.6 ppb (56) 23.8 ppb (22) N/A 36.0 ppb (33) N/A N/A N/A 1.9 ppb (21) N/A N/A 56.0
 
March 14, 2019, 1 a.m. 64.6 ppb (61) 26.8 ppb (25) N/A 38.0 ppb (35) N/A N/A N/A 2.2 ppb (24) N/A N/A 61.0
 
March 14, 2019, midnight 70.2 ppb (67) 32.1 ppb (30) N/A 38.0 ppb (35) N/A N/A N/A 1.5 ppb (17) N/A N/A 67.0
 
March 13, 2019, 11 p.m. 50.8 ppb (47) 21.7 ppb (20) N/A 29.0 ppb (27) N/A N/A N/A 0.7 ppb (8) N/A N/A 47.0
 
March 13, 2019, 10 p.m. 56.8 ppb (53) 27.4 ppb (25) N/A 29.0 ppb (27) N/A N/A N/A 0.8 ppb (9) N/A N/A 53.0
 
March 13, 2019, 9 p.m. 65.6 ppb (62) 36.5 ppb (34) N/A 29.0 ppb (27) N/A N/A N/A 0.8 ppb (9) N/A N/A 62.0
 
March 13, 2019, 8 p.m. 75.7 ppb (73) 45.2 ppb (42) N/A 31.0 ppb (29) N/A N/A N/A 0.8 ppb (9) N/A N/A 73.0
 
March 13, 2019, 7 p.m. 82.5 ppb (80) 51.6 ppb (48) N/A 31.0 ppb (29) N/A N/A N/A 0.8 ppb (9) N/A N/A 80.0
 
March 13, 2019, 6 p.m. 74.5 ppb (72) 46.2 ppb (43) N/A 28.0 ppb (26) N/A N/A N/A 0.7 ppb (8) N/A N/A 72.0
 
March 13, 2019, 5 p.m. 77.4 ppb (75) 50.6 ppb (47) N/A 27.0 ppb (25) N/A N/A N/A 0.6 ppb (7) N/A N/A 75.0
 
March 13, 2019, 4 p.m. 85.5 ppb (84) 52.7 ppb (49) N/A 33.0 ppb (31) N/A N/A N/A 0.6 ppb (7) N/A N/A 84.0
 
March 13, 2019, 3 p.m. 95.4 ppb (94) 60.0 ppb (56) N/A 36.0 ppb (33) N/A N/A N/A 0.6 ppb (7) N/A N/A 94.0
 
March 13, 2019, 2 p.m. 105.5 ppb (101) 69.4 ppb (66) N/A 36.0 ppb (33) N/A N/A N/A 0.6 ppb (7) N/A N/A 101.0
 
March 13, 2019, 1 p.m. 94.8 ppb (93) 60.2 ppb (57) N/A 35.0 ppb (32) N/A N/A N/A 0.6 ppb (7) N/A N/A 93.0
 
March 13, 2019, noon 116.5 ppb (103) 77.5 ppb (75) N/A 39.0 ppb (36) N/A N/A N/A 0.8 ppb (9) N/A N/A 103.0
 
March 13, 2019, 11 a.m. 97.9 ppb (97) 60.7 ppb (57) N/A 37.0 ppb (34) N/A N/A N/A 0.8 ppb (9) N/A N/A 97.0
 
March 13, 2019, 10 a.m. 95.3 ppb (94) 55.7 ppb (52) N/A 40.0 ppb (37) N/A N/A N/A 0.8 ppb (9) N/A N/A 94.0
 
March 13, 2019, 9 a.m. 76.2 ppb (74) 37.8 ppb (35) N/A 38.0 ppb (35) N/A N/A N/A 0.7 ppb (8) N/A N/A 74.0
 
March 13, 2019, 8 a.m. 28.5 ppb (26) 7.3 ppb (7) N/A 21.0 ppb (19) N/A N/A N/A 0.3 ppb (3) N/A N/A 26.0
 
March 13, 2019, 7 a.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
 
March 13, 2019, 6 a.m. 29.1 ppb (27) 8.1 ppb (8) N/A 21.0 ppb (19) N/A N/A N/A 0.3 ppb (3) N/A N/A 27.0
 
March 13, 2019, 5 a.m. 34.4 ppb (32) 9.4 ppb (9) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A N/A 32.0
 
March 13, 2019, 4 a.m. 44.9 ppb (42) 14.3 ppb (13) N/A 31.0 ppb (29) N/A N/A N/A 0.5 ppb (6) N/A N/A 42.0
 
March 13, 2019, 3 a.m. 46.5 ppb (43) 15.0 ppb (14) N/A 32.0 ppb (30) N/A N/A N/A 0.5 ppb (6) N/A N/A 43.0
 
March 13, 2019, 2 a.m. 50.2 ppb (46) 19.2 ppb (18) N/A 31.0 ppb (29) N/A N/A N/A 0.6 ppb (7) N/A N/A 46.0
 
March 13, 2019, 1 a.m. 49.8 ppb (46) 18.7 ppb (17) N/A 31.0 ppb (29) N/A N/A N/A 0.6 ppb (7) N/A N/A 46.0
 
March 13, 2019, midnight 46.3 ppb (43) 18.3 ppb (17) N/A 28.0 ppb (26) N/A N/A N/A 0.6 ppb (7) N/A N/A 43.0
 
March 12, 2019, 11 p.m. 47.4 ppb (44) 19.6 ppb (18) N/A 28.0 ppb (26) N/A N/A N/A 0.6 ppb (7) N/A N/A 44.0
 
March 12, 2019, 10 p.m. 53.7 ppb (50) 26.2 ppb (24) N/A 28.0 ppb (26) N/A N/A N/A 0.6 ppb (7) N/A N/A 50.0
 
March 12, 2019, 9 p.m. 64.4 ppb (61) 35.7 ppb (33) N/A 29.0 ppb (27) N/A N/A N/A 0.7 ppb (8) N/A N/A 61.0
 
March 12, 2019, 8 p.m. 61.0 ppb (57) 32.8 ppb (30) N/A 28.0 ppb (26) N/A N/A N/A 0.6 ppb (7) N/A N/A 57.0
 
March 12, 2019, 7 p.m. 62.0 ppb (59) 35.6 ppb (33) N/A 26.0 ppb (24) N/A N/A N/A 0.6 ppb (7) N/A N/A 59.0
 
March 12, 2019, 6 p.m. 58.7 ppb (55) 33.4 ppb (31) N/A 25.0 ppb (23) N/A N/A N/A 0.6 ppb (7) N/A N/A 55.0
 
March 12, 2019, 5 p.m. 65.2 ppb (62) 39.8 ppb (37) N/A 25.0 ppb (23) N/A N/A N/A 0.5 ppb (6) N/A N/A 62.0
 
March 12, 2019, 4 p.m. 73.7 ppb (71) 43.3 ppb (40) N/A 31.0 ppb (29) N/A N/A N/A 0.5 ppb (6) N/A N/A 71.0
 
March 12, 2019, 3 p.m. 74.9 ppb (72) 43.4 ppb (40) N/A 31.0 ppb (29) N/A N/A N/A 0.5 ppb (6) N/A N/A 72.0
 
March 12, 2019, 2 p.m. 112.8 ppb (102) 70.0 ppb (67) N/A 43.0 ppb (40) N/A N/A N/A 0.7 ppb (8) N/A N/A 102.0
 
March 12, 2019, 1 p.m. 140.1 ppb (108) 94.1 ppb (93) N/A 46.0 ppb (43) N/A N/A N/A 1.0 ppb (11) N/A N/A 108.0
 
March 12, 2019, noon 191.3 ppb (117) 135.1 ppb (107) N/A 56.0 ppb (52) N/A N/A N/A 1.4 ppb (16) N/A N/A 117.0
 
March 12, 2019, 11 a.m. 154.2 ppb (110) 99.5 ppb (98) N/A 55.0 ppb (51) N/A N/A N/A 1.2 ppb (13) N/A N/A 110.0
 
March 12, 2019, 10 a.m. 128.9 ppb (105) 80.5 ppb (78) N/A 48.0 ppb (44) N/A N/A N/A 1.0 ppb (11) N/A N/A 105.0
 
March 12, 2019, 9 a.m. 37.5 ppb (35) 15.3 ppb (14) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A N/A 35.0
 
March 12, 2019, 8 a.m. 22.0 ppb (20) 5.9 ppb (5) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A N/A 20.0
 
March 12, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A N/A 3.0
 
March 12, 2019, 6 a.m. 7.5 ppb (7) 1.1 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.2 ppb (2) N/A N/A 7.0
 
March 12, 2019, 5 a.m. 4.9 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 5.0