AQSQID: 261630093

Site Name: Eliza Howell- Roadway

Location: Detroit, MI

Reporting: False, Located: True

Current AQI: None

Detroit MI, US: 42.38599, -83.266319

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 17, 2019, 6 a.m. 14.5 ppb (13) 3.0 ppb (3) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A N/A 13.0
 
May 17, 2019, 5 a.m. 15.5 ppb (14) 4.1 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A N/A 14.0
 
May 17, 2019, 4 a.m. 28.6 ppb (26) 9.7 ppb (9) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 26.0
 
May 17, 2019, 3 a.m. 45.8 ppb (42) 17.1 ppb (16) N/A 29.0 ppb (27) N/A N/A N/A N/A N/A N/A 42.0
 
May 17, 2019, 2 a.m. 50.6 ppb (47) 17.8 ppb (16) N/A 33.0 ppb (31) N/A N/A N/A N/A N/A N/A 47.0
 
May 17, 2019, 1 a.m. 42.4 ppb (39) 16.3 ppb (15) N/A 26.0 ppb (24) N/A N/A N/A N/A N/A N/A 39.0
 
May 17, 2019, midnight 29.3 ppb (27) 10.7 ppb (10) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 27.0
 
May 16, 2019, 11 p.m. 26.5 ppb (25) 11.2 ppb (10) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A N/A 25.0
 
May 16, 2019, 10 p.m. 31.2 ppb (29) 14.5 ppb (13) N/A 17.0 ppb (16) N/A N/A N/A N/A N/A N/A 29.0
 
May 16, 2019, 9 p.m. 39.1 ppb (36) 18.7 ppb (17) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 36.0
 
May 16, 2019, 8 p.m. 40.2 ppb (37) 22.2 ppb (21) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 37.0
 
May 16, 2019, 7 p.m. 59.2 ppb (56) 30.5 ppb (28) N/A 29.0 ppb (27) N/A N/A N/A N/A N/A N/A 56.0
 
May 16, 2019, 6 p.m. 71.1 ppb (68) 36.8 ppb (34) N/A 34.0 ppb (31) N/A N/A N/A N/A N/A N/A 68.0
 
May 16, 2019, 5 p.m. 65.6 ppb (62) 34.4 ppb (32) N/A 31.0 ppb (29) N/A N/A N/A N/A N/A N/A 62.0
 
May 16, 2019, 4 p.m. 71.1 ppb (68) 38.6 ppb (36) N/A 33.0 ppb (31) N/A N/A N/A N/A N/A N/A 68.0
 
May 16, 2019, 3 p.m. 64.1 ppb (61) 35.3 ppb (33) N/A 29.0 ppb (27) N/A N/A N/A N/A N/A N/A 61.0
 
May 16, 2019, 2 p.m. 63.0 ppb (60) 36.9 ppb (34) N/A 26.0 ppb (24) N/A N/A N/A N/A N/A N/A 60.0
 
May 16, 2019, 1 p.m. 103.7 ppb (101) 66.3 ppb (63) N/A 37.0 ppb (34) N/A N/A N/A N/A N/A N/A 101.0
 
May 16, 2019, noon 99.4 ppb (98) 62.1 ppb (59) N/A 37.0 ppb (34) N/A N/A N/A 0.1 ppb (1) N/A N/A 98.0
 
May 16, 2019, 11 a.m. 49.6 ppb (46) 32.2 ppb (30) N/A 17.0 ppb (16) N/A N/A N/A N/A N/A N/A 46.0
 
May 16, 2019, 10 a.m. 35.9 ppb (33) 16.2 ppb (15) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 33.0
 
May 16, 2019, 9 a.m. 41.0 ppb (38) 20.5 ppb (19) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A N/A 38.0
 
May 16, 2019, 8 a.m. 33.4 ppb (31) 12.1 ppb (11) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A N/A 31.0
 
May 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
May 16, 2019, 6 a.m. 7.8 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 7.0
 
May 16, 2019, 5 a.m. 12.4 ppb (11) 2.4 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A N/A 11.0
 
May 16, 2019, 4 a.m. 9.9 ppb (9) 1.8 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A N/A 9.0
 
May 16, 2019, 3 a.m. 14.9 ppb (14) 3.5 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A N/A 14.0
 
May 16, 2019, 2 a.m. 12.4 ppb (11) 3.1 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A N/A 11.0
 
May 16, 2019, 1 a.m. 15.5 ppb (14) 4.3 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A N/A 14.0
 
May 16, 2019, midnight 13.8 ppb (13) 4.0 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A N/A 13.0
 
May 15, 2019, 11 p.m. 18.4 ppb (17) 6.2 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A N/A 17.0
 
May 15, 2019, 10 p.m. 18.1 ppb (17) 6.1 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A N/A 17.0
 
May 15, 2019, 9 p.m. 16.6 ppb (15) 5.5 ppb (5) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A N/A 15.0
 
May 15, 2019, 8 p.m. 26.7 ppb (25) 9.2 ppb (9) N/A 17.0 ppb (16) N/A N/A N/A N/A N/A N/A 25.0
 
May 15, 2019, 7 p.m. 43.6 ppb (40) 20.8 ppb (19) N/A 23.0 ppb (21) N/A N/A N/A 0.0 ppb (0) N/A N/A 40.0
 
May 15, 2019, 6 p.m. 39.3 ppb (36) 18.1 ppb (17) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A N/A 36.0
 
May 15, 2019, 5 p.m. 45.8 ppb (42) 22.5 ppb (21) N/A 23.0 ppb (21) N/A N/A N/A N/A N/A N/A 42.0
 
May 15, 2019, 4 p.m. 18.9 ppb (18) 7.8 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A N/A 18.0
 
May 15, 2019, 3 p.m. 33.3 ppb (31) 16.1 ppb (15) N/A 17.0 ppb (16) N/A N/A N/A N/A N/A N/A 31.0
 
May 15, 2019, 2 p.m. 55.6 ppb (52) 29.3 ppb (27) N/A 26.0 ppb (24) N/A N/A N/A N/A N/A N/A 52.0
 
May 15, 2019, 1 p.m. 94.5 ppb (93) 58.3 ppb (55) N/A 36.0 ppb (33) N/A N/A N/A 0.1 ppb (1) N/A N/A 93.0
 
May 15, 2019, noon 132.8 ppb (106) 91.1 ppb (89) N/A 42.0 ppb (39) N/A N/A N/A 0.5 ppb (6) N/A N/A 106.0
 
May 15, 2019, 11 a.m. 134.0 ppb (106) 94.3 ppb (93) N/A 40.0 ppb (37) N/A N/A N/A 0.6 ppb (7) N/A N/A 106.0
 
May 15, 2019, 10 a.m. 117.8 ppb (103) 80.1 ppb (78) N/A 38.0 ppb (35) N/A N/A N/A 0.5 ppb (6) N/A N/A 103.0
 
May 15, 2019, 9 a.m. 86.2 ppb (84) 52.2 ppb (48) N/A 34.0 ppb (31) N/A N/A N/A 0.3 ppb (3) N/A N/A 84.0
 
May 15, 2019, 8 a.m. 49.3 ppb (46) 19.5 ppb (18) N/A 30.0 ppb (28) N/A N/A N/A 0.1 ppb (1) N/A N/A 46.0
 
May 15, 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
 
May 15, 2019, 6 a.m. 67.9 ppb (65) 35.8 ppb (33) N/A 32.0 ppb (30) N/A N/A N/A 0.3 ppb (3) N/A N/A 65.0
 
May 15, 2019, 5 a.m. 63.0 ppb (60) 26.7 ppb (25) N/A 36.0 ppb (33) N/A N/A N/A N/A N/A N/A 60.0
 
May 15, 2019, 4 a.m. 48.8 ppb (45) 20.9 ppb (19) N/A 28.0 ppb (26) N/A N/A N/A 0.2 ppb (2) N/A N/A 45.0
 
May 15, 2019, 3 a.m. 41.7 ppb (39) 11.5 ppb (11) N/A 30.0 ppb (28) N/A N/A N/A 0.2 ppb (2) N/A N/A 39.0
 
May 15, 2019, 2 a.m. 51.6 ppb (48) 18.0 ppb (17) N/A 34.0 ppb (31) N/A N/A N/A 0.4 ppb (4) N/A N/A 48.0
 
May 15, 2019, 1 a.m. 62.0 ppb (59) 25.9 ppb (24) N/A 36.0 ppb (33) N/A N/A N/A 0.6 ppb (7) N/A N/A 59.0
 
May 15, 2019, midnight 20.1 ppb (19) 6.8 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.0 ppb (0) N/A N/A 19.0
 
May 14, 2019, 11 p.m. 16.0 ppb (15) 6.9 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A N/A 15.0
 
May 14, 2019, 10 p.m. 15.7 ppb (15) 6.8 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A N/A 15.0
 
May 14, 2019, 9 p.m. 15.1 ppb (14) 7.9 ppb (7) N/A 7.0 ppb (6) N/A N/A N/A N/A N/A N/A 14.0
 
May 14, 2019, 8 p.m. 13.6 ppb (13) 6.2 ppb (6) N/A 7.0 ppb (6) N/A N/A N/A N/A N/A N/A 13.0
 
May 14, 2019, 7 p.m. 11.4 ppb (11) 5.5 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0
 
May 14, 2019, 6 p.m. 11.6 ppb (11) 5.8 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0
 
May 14, 2019, 5 p.m. 12.2 ppb (11) 6.4 ppb (6) N/A 6.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0
 
May 14, 2019, 4 p.m. 13.0 ppb (12) 5.8 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0
 
May 14, 2019, 3 p.m. 19.2 ppb (18) 9.4 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A 0.0 ppb (0) N/A N/A 18.0
 
May 14, 2019, 2 p.m. 24.3 ppb (23) 13.4 ppb (12) N/A 11.0 ppb (10) N/A N/A N/A 0.0 ppb (0) N/A N/A 23.0
 
May 14, 2019, 1 p.m. 30.0 ppb (28) 17.0 ppb (16) N/A 13.0 ppb (12) N/A N/A N/A 0.0 ppb (0) N/A N/A 28.0
 
May 14, 2019, noon 47.1 ppb (44) 27.9 ppb (26) N/A 19.0 ppb (18) N/A N/A N/A 0.0 ppb (0) N/A N/A 44.0
 
May 13, 2019, 8 a.m. 8.0 ppb (7) 3.3 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.4 ppb (4) N/A N/A 7.0
 
May 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
 
May 13, 2019, 6 a.m. 6.0 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.4 ppb (4) N/A N/A 6.0
 
May 13, 2019, 5 a.m. 7.3 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 7.0
 
May 13, 2019, 4 a.m. 7.8 ppb (7) 1.1 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.4 ppb (4) N/A N/A 7.0
 
May 13, 2019, 3 a.m. 8.3 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.4 ppb (4) N/A N/A 8.0
 
May 13, 2019, 2 a.m. 9.9 ppb (9) 1.8 ppb (2) N/A 8.0 ppb (7) N/A N/A N/A 0.5 ppb (6) N/A N/A 9.0
 
May 13, 2019, 1 a.m. 12.1 ppb (11) 2.8 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A N/A 11.0
 
May 13, 2019, midnight 9.9 ppb (9) 2.6 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.6 ppb (7) N/A N/A 9.0
 
May 12, 2019, 11 p.m. 11.2 ppb (10) 3.0 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.6 ppb (7) N/A N/A 10.0
 
May 12, 2019, 10 p.m. 10.8 ppb (10) 2.1 ppb (2) N/A 9.0 ppb (8) N/A N/A N/A 0.6 ppb (7) N/A N/A 10.0
 
May 12, 2019, 9 p.m. 7.9 ppb (7) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
May 12, 2019, 8 p.m. 7.7 ppb (7) 2.2 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
May 12, 2019, 7 p.m. 7.5 ppb (7) 2.1 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
May 12, 2019, 6 p.m. 9.0 ppb (8) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.6 ppb (7) N/A N/A 8.0
 
May 12, 2019, 5 p.m. 9.4 ppb (9) 2.7 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.6 ppb (7) N/A N/A 9.0
 
May 12, 2019, 4 p.m. 10.2 ppb (9) 3.3 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.5 ppb (6) N/A N/A 9.0
 
May 12, 2019, 3 p.m. 8.8 ppb (8) 2.2 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 2 p.m. 6.8 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 1 p.m. 5.3 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, noon 5.4 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 11 a.m. 7.3 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 10 a.m. 7.3 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 9 a.m. 6.4 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 8 a.m. 6.1 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 7 a.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
 
May 12, 2019, 6 a.m. 4.6 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
May 12, 2019, 5 a.m. 5.6 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 5.0
 
May 12, 2019, 4 a.m. 6.9 ppb (6) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 12, 2019, 3 a.m. 7.7 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 12, 2019, 2 a.m. 7.3 ppb (7) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 12, 2019, 1 a.m. 8.4 ppb (8) 1.2 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 12, 2019, midnight 7.8 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 11, 2019, 11 p.m. 6.8 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 11, 2019, 10 p.m. 9.5 ppb (9) 2.5 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 11, 2019, 9 p.m. 9.7 ppb (9) 3.0 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 11, 2019, 8 p.m. 10.1 ppb (9) 3.3 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 11, 2019, 7 p.m. 8.6 ppb (8) 2.3 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 11, 2019, 6 p.m. 15.4 ppb (14) 5.5 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.8 ppb (9) N/A N/A 14.0
 
May 11, 2019, 5 p.m. 19.7 ppb (18) 8.7 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.9 ppb (10) N/A N/A 18.0
 
May 11, 2019, 4 p.m. 25.3 ppb (23) 11.6 ppb (11) N/A 14.0 ppb (13) N/A N/A N/A 0.9 ppb (10) N/A N/A 23.0
 
May 11, 2019, 3 p.m. 21.0 ppb (19) 8.1 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A 0.8 ppb (9) N/A N/A 19.0
 
May 11, 2019, 2 p.m. 15.7 ppb (15) 6.5 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.8 ppb (9) N/A N/A 15.0
 
May 11, 2019, 1 p.m. 23.2 ppb (21) 10.1 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.9 ppb (10) N/A N/A 21.0
 
May 11, 2019, noon 13.1 ppb (12) 3.2 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A 0.8 ppb (9) N/A N/A 12.0
 
May 11, 2019, 11 a.m. 20.6 ppb (19) 6.4 ppb (6) N/A 14.0 ppb (13) N/A N/A N/A 0.8 ppb (9) N/A N/A 19.0
 
May 11, 2019, 10 a.m. 18.4 ppb (17) 6.1 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.9 ppb (10) N/A N/A 17.0
 
May 11, 2019, 9 a.m. 16.2 ppb (15) 4.9 ppb (5) N/A 11.0 ppb (10) N/A N/A N/A 0.9 ppb (10) N/A N/A 15.0
 
May 11, 2019, 8 a.m. 11.3 ppb (10) 2.3 ppb (2) N/A 9.0 ppb (8) N/A N/A N/A 0.9 ppb (10) N/A N/A 10.0
 
May 11, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
May 11, 2019, 6 a.m. 17.7 ppb (16) 4.1 ppb (4) N/A 14.0 ppb (13) N/A N/A N/A 0.9 ppb (10) N/A N/A 16.0
 
May 11, 2019, 5 a.m. 21.8 ppb (20) 5.6 ppb (5) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A N/A 20.0
 
May 11, 2019, 4 a.m. 19.8 ppb (18) 5.9 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 1.0 ppb (11) N/A N/A 18.0
 
May 11, 2019, 3 a.m. 20.0 ppb (19) 5.6 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A 1.0 ppb (11) N/A N/A 19.0
 
May 11, 2019, 2 a.m. 21.2 ppb (20) 8.1 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A 0.9 ppb (10) N/A N/A 20.0
 
May 11, 2019, 1 a.m. 17.3 ppb (16) 6.1 ppb (6) N/A 11.0 ppb (10) N/A N/A N/A 0.9 ppb (10) N/A N/A 16.0
 
May 11, 2019, midnight 12.6 ppb (12) 4.9 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.8 ppb (9) N/A N/A 12.0
 
May 10, 2019, 11 p.m. 11.8 ppb (11) 5.2 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 11.0
 
May 10, 2019, 10 p.m. 9.7 ppb (9) 4.4 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.7 ppb (8) N/A N/A 9.0
 
May 10, 2019, 9 p.m. 10.7 ppb (10) 5.0 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 10.0
 
May 10, 2019, 8 p.m. 15.4 ppb (14) 7.8 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.8 ppb (9) N/A N/A 14.0
 
May 10, 2019, 7 p.m. 20.4 ppb (19) 11.1 ppb (10) N/A 9.0 ppb (8) N/A N/A N/A 0.8 ppb (9) N/A N/A 19.0
 
May 10, 2019, 6 p.m. 16.6 ppb (15) 9.5 ppb (9) N/A 7.0 ppb (6) N/A N/A N/A 0.8 ppb (9) N/A N/A 15.0
 
May 10, 2019, 5 p.m. 10.2 ppb (9) 5.8 ppb (5) N/A 4.0 ppb (4) N/A N/A N/A 0.7 ppb (8) N/A N/A 9.0
 
May 10, 2019, 4 p.m. 16.3 ppb (15) 9.4 ppb (9) N/A 7.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 15.0
 
May 10, 2019, 3 p.m. 19.6 ppb (18) 10.9 ppb (10) N/A 9.0 ppb (8) N/A N/A N/A 0.7 ppb (8) N/A N/A 18.0
 
May 10, 2019, 2 p.m. 15.5 ppb (14) 8.7 ppb (8) N/A 7.0 ppb (6) N/A N/A N/A 0.7 ppb (8) N/A N/A 14.0
 
May 10, 2019, 1 p.m. 36.3 ppb (34) 21.6 ppb (20) N/A 15.0 ppb (14) N/A N/A N/A 0.8 ppb (9) N/A N/A 34.0
 
May 10, 2019, noon 43.0 ppb (40) 25.9 ppb (24) N/A 17.0 ppb (16) N/A N/A N/A 0.8 ppb (9) N/A N/A 40.0
 
May 10, 2019, 11 a.m. 28.3 ppb (26) 17.4 ppb (16) N/A 11.0 ppb (10) N/A N/A N/A 0.8 ppb (9) N/A N/A 26.0
 
May 10, 2019, 10 a.m. 70.8 ppb (68) 46.8 ppb (43) N/A 24.0 ppb (22) N/A N/A N/A 1.0 ppb (11) N/A N/A 68.0
 
May 10, 2019, 9 a.m. 26.6 ppb (25) 14.8 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.8 ppb (9) N/A N/A 25.0
 
May 10, 2019, 8 a.m. 3.8 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
May 10, 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
 
May 10, 2019, 6 a.m. 2.4 ppb (2) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
May 10, 2019, 5 a.m. 3.2 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
May 10, 2019, 4 a.m. 21.5 ppb (20) 8.5 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A 0.8 ppb (9) N/A N/A 20.0
 
May 10, 2019, 3 a.m. 29.7 ppb (28) 12.4 ppb (11) N/A 17.0 ppb (16) N/A N/A N/A 0.9 ppb (10) N/A N/A 28.0
 
May 10, 2019, 2 a.m. 28.3 ppb (26) 11.9 ppb (11) N/A 16.0 ppb (15) N/A N/A N/A 0.9 ppb (10) N/A N/A 26.0
 
May 10, 2019, 1 a.m. 27.8 ppb (26) 13.1 ppb (12) N/A 15.0 ppb (14) N/A N/A N/A 0.9 ppb (10) N/A N/A 26.0
 
May 10, 2019, midnight 23.2 ppb (21) 10.2 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.9 ppb (10) N/A N/A 21.0
 
May 9, 2019, 11 p.m. 38.0 ppb (35) 16.5 ppb (15) N/A 21.0 ppb (19) N/A N/A N/A 0.9 ppb (10) N/A N/A 35.0
 
May 9, 2019, 10 p.m. 36.7 ppb (34) 18.0 ppb (17) N/A 19.0 ppb (18) N/A N/A N/A 0.9 ppb (10) N/A N/A 34.0
 
May 9, 2019, 9 p.m. 42.4 ppb (39) 21.7 ppb (20) N/A 21.0 ppb (19) N/A N/A N/A 0.9 ppb (10) N/A N/A 39.0
 
May 9, 2019, 8 p.m. 46.7 ppb (43) 25.5 ppb (24) N/A 21.0 ppb (19) N/A N/A N/A 0.9 ppb (10) N/A N/A 43.0
 
May 9, 2019, 7 p.m. 45.8 ppb (42) 25.6 ppb (24) N/A 20.0 ppb (19) N/A N/A N/A 0.9 ppb (10) N/A N/A 42.0
 
May 9, 2019, 6 p.m. 52.1 ppb (48) 30.5 ppb (28) N/A 22.0 ppb (20) N/A N/A N/A 0.9 ppb (10) N/A N/A 48.0
 
May 9, 2019, 5 p.m. 48.4 ppb (45) 27.1 ppb (25) N/A 21.0 ppb (19) N/A N/A N/A 0.8 ppb (9) N/A N/A 45.0
 
May 9, 2019, 4 p.m. 43.3 ppb (40) 24.6 ppb (23) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) N/A N/A 40.0
 
May 9, 2019, 3 p.m. 50.0 ppb (46) 29.6 ppb (27) N/A 21.0 ppb (19) N/A N/A N/A 0.7 ppb (8) N/A N/A 46.0
 
May 9, 2019, 2 p.m. 54.8 ppb (51) 30.8 ppb (29) N/A 24.0 ppb (22) N/A N/A N/A 0.8 ppb (9) N/A N/A 51.0
 
May 9, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 1.3 ppb (14) N/A N/A 14.0
 
May 9, 2019, noon N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) N/A N/A 13.0
 
May 9, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 1.1 ppb (12) N/A N/A 12.0
 
May 9, 2019, 10 a.m. 73.7 ppb (71) 40.0 ppb (37) N/A 34.0 ppb (31) N/A N/A N/A 0.9 ppb (10) N/A N/A 71.0
 
May 9, 2019, 9 a.m. 46.1 ppb (43) 20.5 ppb (19) N/A 26.0 ppb (24) N/A N/A N/A 0.7 ppb (8) N/A N/A 43.0
 
May 9, 2019, 8 a.m. 32.7 ppb (30) 10.9 ppb (10) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A N/A 30.0
 
May 9, 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
 
May 9, 2019, 6 a.m. 11.6 ppb (11) 2.3 ppb (2) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A N/A 11.0
 
May 9, 2019, 5 a.m. 9.1 ppb (8) 1.3 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A N/A 8.0