AQSQID: 191630015

Site Name: Davenport, 10th & Vine

Location: Davenport (W 10th St), IA

Reporting: True, Located: True

Current AQI: 33.0

Davenport (W 10th St) IA, US: 41.529999, -90.587502

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2019, 5 a.m. N/A N/A 5.1 ppb (5) N/A 4.7 ppb (4) 0.0 ppb (0) 32.0 ppb (25) 0.16 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 4 a.m. N/A N/A 7.1 ppb (7) N/A 6.4 ppb (6) 0.0 ppb (0) 28.0 ppb (22) 0.18 ppb (2) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 19, 2019, 3 a.m. N/A N/A 10.1 ppb (9) N/A 9.6 ppb (9) 0.0 ppb (0) 21.0 ppb (16) 0.19 ppb (2) N/A 20.6 μg/m3 (68) 68.0
 
Jan. 19, 2019, 2 a.m. N/A N/A 14.2 ppb (13) N/A 13.4 ppb (12) 0.0 ppb (0) 14.0 ppb (11) 0.22 ppb (2) N/A 24.5 μg/m3 (77) 77.0
 
Jan. 19, 2019, 1 a.m. N/A N/A 10.9 ppb (10) N/A 10.3 ppb (10) 0.0 ppb (0) 16.0 ppb (12) 0.18 ppb (2) N/A 21.2 μg/m3 (70) 70.0
 
Jan. 19, 2019, midnight N/A N/A 9.1 ppb (8) N/A 8.5 ppb (8) 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) N/A 19.6 μg/m3 (66) 66.0
 
Jan. 18, 2019, 11 p.m. N/A N/A 8.0 ppb (7) N/A 7.4 ppb (7) 0.0 ppb (0) 19.0 ppb (15) 0.19 ppb (2) N/A 17.6 μg/m3 (62) 62.0
 
Jan. 18, 2019, 10 p.m. N/A N/A 5.7 ppb (5) N/A 5.0 ppb (5) 0.0 ppb (0) 23.0 ppb (18) 0.18 ppb (2) N/A 15.6 μg/m3 (58) 58.0
 
Jan. 18, 2019, 9 p.m. N/A N/A 5.2 ppb (5) N/A 4.3 ppb (4) 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 18, 2019, 8 p.m. N/A N/A 5.1 ppb (5) N/A 4.1 ppb (4) 1.0 ppb (1) 27.0 ppb (21) 0.16 ppb (2) N/A 12.3 μg/m3 (51) 51.0
 
Jan. 18, 2019, 7 p.m. N/A N/A 4.8 ppb (4) N/A 3.7 ppb (3) 1.0 ppb (1) 29.0 ppb (22) 0.16 ppb (2) N/A 10.9 μg/m3 (45) 45.0
 
Jan. 18, 2019, 6 p.m. N/A N/A 6.2 ppb (6) N/A 4.4 ppb (4) 1.0 ppb (1) 28.0 ppb (22) 0.16 ppb (2) N/A 11.1 μg/m3 (46) 46.0
 
Jan. 18, 2019, 5 p.m. N/A N/A 9.1 ppb (8) N/A 6.2 ppb (6) 1.0 ppb (1) 24.0 ppb (18) 0.18 ppb (2) N/A 15.1 μg/m3 (57) 57.0
 
Jan. 18, 2019, 4 p.m. N/A N/A 8.8 ppb (8) N/A 6.2 ppb (6) 1.0 ppb (1) 22.0 ppb (17) 0.18 ppb (2) N/A 13.6 μg/m3 (53) 53.0
 
Jan. 18, 2019, 3 p.m. N/A N/A 8.8 ppb (8) N/A 7.0 ppb (6) 1.0 ppb (1) 21.0 ppb (16) 0.18 ppb (2) N/A 12.4 μg/m3 (51) 51.0
 
Jan. 18, 2019, 2 p.m. N/A N/A 7.8 ppb (7) N/A 6.6 ppb (6) 0.0 ppb (0) 22.0 ppb (17) 0.19 ppb (2) N/A 11.8 μg/m3 (49) 49.0
 
Jan. 18, 2019, 1 p.m. N/A N/A 6.0 ppb (6) N/A 5.4 ppb (5) 0.0 ppb (0) 22.0 ppb (17) 0.16 ppb (2) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 18, 2019, noon N/A N/A 3.8 ppb (4) N/A 3.3 ppb (3) 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) N/A 12.2 μg/m3 (50) 50.0
 
Jan. 18, 2019, 11 a.m. N/A N/A 2.9 ppb (3) N/A 2.5 ppb (2) 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) N/A 11.5 μg/m3 (48) 48.0
 
Jan. 18, 2019, 10 a.m. N/A N/A 3.0 ppb (3) N/A 2.6 ppb (2) 0.0 ppb (0) 24.0 ppb (18) N/A N/A 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) N/A 9.6 μg/m3 (40) 40.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) N/A 9.7 μg/m3 (40) 40.0
 
Jan. 18, 2019, 7 a.m. N/A N/A 3.7 ppb (3) N/A 3.2 ppb (3) N/A 22.0 ppb (17) 0.15 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
Jan. 18, 2019, 6 a.m. N/A N/A 4.2 ppb (4) N/A 3.8 ppb (4) 0.0 ppb (0) N/A 0.15 ppb (2) N/A 10.2 μg/m3 (42) 42.0
 
Jan. 18, 2019, 5 a.m. N/A N/A 5.7 ppb (5) N/A 5.1 ppb (5) 0.0 ppb (0) 15.0 ppb (12) 0.17 ppb (2) N/A 14.3 μg/m3 (55) 55.0
 
Jan. 18, 2019, 4 a.m. N/A N/A 6.7 ppb (6) N/A 6.0 ppb (6) 1.0 ppb (1) 14.0 ppb (11) 0.16 ppb (2) N/A 17.6 μg/m3 (62) 62.0
 
Jan. 18, 2019, 3 a.m. N/A N/A 8.1 ppb (8) N/A 7.5 ppb (7) 1.0 ppb (1) 15.0 ppb (12) 0.17 ppb (2) N/A 19.6 μg/m3 (66) 66.0
 
Jan. 18, 2019, 2 a.m. N/A N/A 7.9 ppb (7) N/A 7.2 ppb (7) 1.0 ppb (1) 17.0 ppb (13) 0.17 ppb (2) N/A 18.0 μg/m3 (63) 63.0
 
Jan. 18, 2019, 1 a.m. N/A N/A 7.6 ppb (7) N/A 7.0 ppb (6) 1.0 ppb (1) 18.0 ppb (14) 0.18 ppb (2) N/A 16.2 μg/m3 (59) 59.0
 
Jan. 18, 2019, midnight N/A N/A 10.6 ppb (10) N/A 9.9 ppb (9) 1.0 ppb (1) 16.0 ppb (12) 0.19 ppb (2) N/A 26.1 μg/m3 (80) 80.0
 
Jan. 17, 2019, 11 p.m. N/A N/A 13.2 ppb (12) N/A 12.4 ppb (11) 1.0 ppb (1) 13.0 ppb (10) 0.21 ppb (2) N/A 24.6 μg/m3 (77) 77.0
 
Jan. 17, 2019, 10 p.m. N/A N/A 10.4 ppb (10) N/A 9.6 ppb (9) 1.0 ppb (1) 18.0 ppb (14) 0.21 ppb (2) N/A 21.3 μg/m3 (70) 70.0
 
Jan. 17, 2019, 9 p.m. N/A N/A 14.0 ppb (13) N/A 11.6 ppb (11) 1.0 ppb (1) 19.0 ppb (15) 0.22 ppb (2) N/A 20.8 μg/m3 (69) 69.0
 
Jan. 17, 2019, 8 p.m. N/A N/A 11.4 ppb (11) N/A 8.2 ppb (8) 1.0 ppb (1) 23.0 ppb (18) 0.2 ppb (2) N/A 18.3 μg/m3 (63) 63.0
 
Jan. 17, 2019, 7 p.m. N/A N/A 13.2 ppb (12) N/A 8.6 ppb (8) 1.0 ppb (1) 22.0 ppb (17) 0.21 ppb (2) N/A 20.1 μg/m3 (67) 67.0
 
Jan. 17, 2019, 6 p.m. N/A N/A 14.3 ppb (13) N/A 9.0 ppb (8) 1.0 ppb (1) 20.0 ppb (15) 0.25 ppb (3) N/A 24.3 μg/m3 (76) 76.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 0.31 ppb (3) N/A 25.3 μg/m3 (78) 78.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.25 ppb (3) N/A 22.5 μg/m3 (72) 72.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.25 ppb (3) N/A 21.3 μg/m3 (70) 70.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 19.0 ppb (15) 0.26 ppb (3) N/A 20.7 μg/m3 (69) 69.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 0.27 ppb (3) N/A 21.2 μg/m3 (70) 70.0
 
Jan. 17, 2019, noon N/A N/A 9.4 ppb (9) N/A 9.0 ppb (8) 1.0 ppb (1) 20.0 ppb (15) 0.24 ppb (3) N/A 20.4 μg/m3 (68) 68.0
 
Jan. 17, 2019, 11 a.m. N/A N/A 7.9 ppb (7) N/A 7.4 ppb (7) 1.0 ppb (1) 21.0 ppb (16) 0.21 ppb (2) N/A 19.7 μg/m3 (66) 66.0
 
Jan. 17, 2019, 10 a.m. N/A N/A 7.8 ppb (7) N/A 7.4 ppb (7) 1.0 ppb (1) 20.0 ppb (15) N/A N/A 19.5 μg/m3 (66) 66.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 19.0 ppb (15) 0.2 ppb (2) N/A 19.1 μg/m3 (65) 65.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 0.21 ppb (2) N/A 22.0 μg/m3 (71) 71.0
 
Jan. 17, 2019, 7 a.m. N/A N/A 14.5 ppb (13) N/A 14.1 ppb (13) N/A 12.0 ppb (9) 0.2 ppb (2) N/A 22.3 μg/m3 (72) 72.0
 
Jan. 17, 2019, 6 a.m. N/A N/A 13.4 ppb (12) N/A 12.9 ppb (12) 1.0 ppb (1) N/A 0.19 ppb (2) N/A 20.1 μg/m3 (67) 67.0
 
Jan. 17, 2019, 5 a.m. N/A N/A 11.9 ppb (11) N/A 11.5 ppb (11) 1.0 ppb (1) 17.0 ppb (13) 0.18 ppb (2) N/A 17.4 μg/m3 (61) 61.0
 
Jan. 17, 2019, 4 a.m. N/A N/A 9.9 ppb (9) N/A 9.4 ppb (9) 1.0 ppb (1) 20.0 ppb (15) 0.17 ppb (2) N/A 15.5 μg/m3 (57) 57.0
 
Jan. 17, 2019, 3 a.m. N/A N/A 7.9 ppb (7) N/A 7.5 ppb (7) 1.0 ppb (1) 23.0 ppb (18) 0.17 ppb (2) N/A 13.8 μg/m3 (54) 54.0
 
Jan. 17, 2019, 2 a.m. N/A N/A 6.7 ppb (6) N/A 6.2 ppb (6) 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 13.4 μg/m3 (53) 53.0
 
Jan. 17, 2019, 1 a.m. N/A N/A 7.1 ppb (7) N/A 6.6 ppb (6) 1.0 ppb (1) 26.0 ppb (20) 0.19 ppb (2) N/A 14.2 μg/m3 (55) 55.0
 
Jan. 17, 2019, midnight N/A N/A 6.5 ppb (6) N/A 6.0 ppb (6) 0.0 ppb (0) 28.0 ppb (22) 0.19 ppb (2) N/A 13.2 μg/m3 (53) 53.0
 
Jan. 16, 2019, 11 p.m. N/A N/A 7.5 ppb (7) N/A 7.1 ppb (7) 0.0 ppb (0) 26.0 ppb (20) 0.18 ppb (2) N/A 13.1 μg/m3 (52) 52.0
 
Jan. 16, 2019, 10 p.m. N/A N/A 8.4 ppb (8) N/A 7.5 ppb (7) 0.0 ppb (0) 23.0 ppb (18) 0.18 ppb (2) N/A 13.3 μg/m3 (53) 53.0
 
Jan. 16, 2019, 9 p.m. N/A N/A 6.4 ppb (6) N/A 5.4 ppb (5) 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 13.2 μg/m3 (53) 53.0
 
Jan. 16, 2019, 8 p.m. N/A N/A 5.9 ppb (5) N/A 4.2 ppb (4) 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A 12.8 μg/m3 (52) 52.0
 
Jan. 16, 2019, 7 p.m. N/A N/A 6.1 ppb (6) N/A 4.1 ppb (4) 1.0 ppb (1) 25.0 ppb (19) 0.17 ppb (2) N/A 13.3 μg/m3 (53) 53.0
 
Jan. 16, 2019, 6 p.m. N/A N/A 6.2 ppb (6) N/A 4.6 ppb (4) 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) N/A 13.4 μg/m3 (53) 53.0
 
Jan. 16, 2019, 5 p.m. N/A N/A 6.5 ppb (6) N/A 4.5 ppb (4) 0.0 ppb (0) 25.0 ppb (19) 0.17 ppb (2) N/A 14.1 μg/m3 (54) 54.0
 
Jan. 16, 2019, 4 p.m. N/A N/A 6.3 ppb (6) N/A 4.1 ppb (4) 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) N/A 13.8 μg/m3 (54) 54.0
 
Jan. 16, 2019, 3 p.m. N/A N/A 4.8 ppb (4) N/A 3.7 ppb (3) 0.0 ppb (0) 23.0 ppb (18) 0.15 ppb (2) N/A 13.9 μg/m3 (54) 54.0
 
Jan. 16, 2019, 2 p.m. N/A N/A 7.4 ppb (7) N/A 6.1 ppb (6) 0.0 ppb (0) 20.0 ppb (15) 0.18 ppb (2) N/A 13.8 μg/m3 (54) 54.0
 
Jan. 16, 2019, 1 p.m. N/A N/A 5.5 ppb (5) N/A 4.7 ppb (4) 0.0 ppb (0) 20.0 ppb (15) 0.17 ppb (2) N/A 12.1 μg/m3 (50) 50.0
 
Jan. 16, 2019, noon N/A N/A 3.6 ppb (3) N/A 3.2 ppb (3) 0.0 ppb (0) 21.0 ppb (16) 0.15 ppb (2) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2019, 11 a.m. N/A N/A 3.4 ppb (3) N/A 3.0 ppb (3) 0.0 ppb (0) 21.0 ppb (16) 0.15 ppb (2) N/A 12.9 μg/m3 (52) 52.0
 
Jan. 16, 2019, 10 a.m. N/A N/A 2.8 ppb (3) N/A 2.3 ppb (2) 0.0 ppb (0) 20.0 ppb (15) N/A N/A 12.5 μg/m3 (51) 51.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.14 ppb (2) N/A 11.5 μg/m3 (48) 48.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.13 ppb (1) N/A 11.4 μg/m3 (48) 48.0
 
Jan. 16, 2019, 7 a.m. N/A N/A 4.5 ppb (4) N/A 4.1 ppb (4) N/A 20.0 ppb (15) 0.13 ppb (1) N/A 15.3 μg/m3 (57) 57.0
 
Jan. 16, 2019, 6 a.m. N/A N/A 4.3 ppb (4) N/A 3.9 ppb (4) 1.0 ppb (1) N/A 0.14 ppb (2) N/A 15.3 μg/m3 (57) 57.0
 
Jan. 16, 2019, 5 a.m. N/A N/A 3.8 ppb (4) N/A 3.4 ppb (3) 1.0 ppb (1) 25.0 ppb (19) 0.15 ppb (2) N/A 13.9 μg/m3 (54) 54.0
 
Jan. 16, 2019, 4 a.m. N/A N/A 3.6 ppb (3) N/A 3.2 ppb (3) 1.0 ppb (1) 25.0 ppb (19) 0.16 ppb (2) N/A 13.5 μg/m3 (53) 53.0
 
Jan. 16, 2019, 3 a.m. N/A N/A 4.2 ppb (4) N/A 3.7 ppb (3) 1.0 ppb (1) 23.0 ppb (18) 0.16 ppb (2) N/A 13.5 μg/m3 (53) 53.0
 
Jan. 16, 2019, 2 a.m. N/A N/A 4.8 ppb (4) N/A 4.2 ppb (4) 1.0 ppb (1) 22.0 ppb (17) 0.16 ppb (2) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 16, 2019, 1 a.m. N/A N/A 5.0 ppb (5) N/A 4.4 ppb (4) 1.0 ppb (1) 21.0 ppb (16) 0.17 ppb (2) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 16, 2019, midnight N/A N/A 10.4 ppb (10) N/A 9.3 ppb (9) 1.0 ppb (1) 14.0 ppb (11) 0.23 ppb (3) N/A 13.5 μg/m3 (53) 53.0
 
Jan. 15, 2019, 11 p.m. N/A N/A 10.4 ppb (10) N/A 9.2 ppb (9) 1.0 ppb (1) 14.0 ppb (11) 0.21 ppb (2) N/A 10.8 μg/m3 (45) 45.0
 
Jan. 15, 2019, 10 p.m. N/A N/A 11.8 ppb (11) N/A 9.8 ppb (9) 1.0 ppb (1) 13.0 ppb (10) 0.26 ppb (3) N/A 12.1 μg/m3 (50) 50.0
 
Jan. 15, 2019, 9 p.m. N/A N/A 6.8 ppb (6) N/A 5.0 ppb (5) 1.0 ppb (1) 18.0 ppb (14) 0.16 ppb (2) N/A 8.6 μg/m3 (36) 36.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.19 ppb (2) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.18 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.18 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.18 ppb (2) N/A 8.3 μg/m3 (35) 35.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
Jan. 15, 2019, 3 p.m. N/A N/A 4.1 ppb (4) N/A 3.0 ppb (3) 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
Jan. 15, 2019, 2 p.m. N/A N/A 4.7 ppb (4) N/A 3.8 ppb (4) 0.0 ppb (0) 27.0 ppb (21) 0.21 ppb (2) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 15, 2019, 1 p.m. N/A N/A 12.1 ppb (11) N/A 10.9 ppb (10) 0.0 ppb (0) 22.0 ppb (17) 0.27 ppb (3) N/A 6.4 μg/m3 (27) 27.0
 
Jan. 15, 2019, noon N/A N/A 6.0 ppb (6) N/A 5.4 ppb (5) 0.0 ppb (0) 27.0 ppb (21) 0.17 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 15, 2019, 11 a.m. N/A N/A 5.6 ppb (5) N/A 5.0 ppb (5) 0.0 ppb (0) 25.0 ppb (19) 0.17 ppb (2) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 15, 2019, 10 a.m. N/A N/A 5.1 ppb (5) N/A 4.6 ppb (4) 1.0 ppb (1) 23.0 ppb (18) N/A N/A 8.5 μg/m3 (35) 35.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 26.0 ppb (20) 0.16 ppb (2) N/A 9.8 μg/m3 (41) 41.0
 
Jan. 15, 2019, 7 a.m. N/A N/A 5.7 ppb (5) N/A 5.2 ppb (5) N/A 25.0 ppb (19) 0.15 ppb (2) N/A 10.1 μg/m3 (42) 42.0
 
Jan. 15, 2019, 6 a.m. N/A N/A 4.2 ppb (4) N/A 3.8 ppb (4) 1.0 ppb (1) N/A 0.16 ppb (2) N/A 10.2 μg/m3 (42) 42.0
 
Jan. 15, 2019, 5 a.m. N/A N/A 3.0 ppb (3) N/A 2.6 ppb (2) 1.0 ppb (1) 33.0 ppb (25) 0.15 ppb (2) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2019, 4 a.m. N/A N/A 4.0 ppb (4) N/A 3.6 ppb (3) 1.0 ppb (1) 33.0 ppb (25) 0.15 ppb (2) N/A 12.8 μg/m3 (52) 52.0
 
Jan. 15, 2019, 3 a.m. N/A N/A 4.4 ppb (4) N/A 4.0 ppb (4) 1.0 ppb (1) 34.0 ppb (26) 0.17 ppb (2) N/A 13.9 μg/m3 (54) 54.0
 
Jan. 15, 2019, 2 a.m. N/A N/A 4.7 ppb (4) N/A 4.3 ppb (4) 1.0 ppb (1) 33.0 ppb (25) 0.18 ppb (2) N/A 17.7 μg/m3 (62) 62.0
 
Jan. 15, 2019, 1 a.m. N/A N/A 4.0 ppb (4) N/A 3.6 ppb (3) 1.0 ppb (1) 34.0 ppb (26) 0.17 ppb (2) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 15, 2019, midnight N/A N/A 4.2 ppb (4) N/A 3.8 ppb (4) 1.0 ppb (1) 34.0 ppb (26) 0.18 ppb (2) N/A 14.3 μg/m3 (55) 55.0
 
Jan. 14, 2019, 11 p.m. N/A N/A 8.0 ppb (7) N/A 7.6 ppb (7) 1.0 ppb (1) 30.0 ppb (23) 0.16 ppb (2) N/A 19.0 μg/m3 (65) 65.0
 
Jan. 14, 2019, 10 p.m. N/A N/A 9.5 ppb (9) N/A 8.7 ppb (8) 1.0 ppb (1) 28.0 ppb (22) 0.21 ppb (2) N/A 21.3 μg/m3 (70) 70.0
 
Jan. 14, 2019, 9 p.m. N/A N/A 10.2 ppb (9) N/A 8.8 ppb (8) 1.0 ppb (1) 28.0 ppb (22) 0.17 ppb (2) N/A 22.5 μg/m3 (72) 72.0
 
Jan. 14, 2019, 8 p.m. N/A N/A 8.6 ppb (8) N/A 7.0 ppb (6) 1.0 ppb (1) 31.0 ppb (24) 0.18 ppb (2) N/A 22.1 μg/m3 (71) 71.0
 
Jan. 14, 2019, 7 p.m. N/A N/A 9.4 ppb (9) N/A 7.0 ppb (6) 2.0 ppb (3) 31.0 ppb (24) 0.17 ppb (2) N/A 20.3 μg/m3 (68) 68.0
 
Jan. 14, 2019, 6 p.m. N/A N/A 12.0 ppb (11) N/A 8.7 ppb (8) 2.0 ppb (3) 30.0 ppb (23) 0.18 ppb (2) N/A 21.1 μg/m3 (69) 69.0
 
Jan. 14, 2019, 5 p.m. N/A N/A 8.6 ppb (8) N/A 6.3 ppb (6) 1.0 ppb (1) 33.0 ppb (25) 0.16 ppb (2) N/A 20.8 μg/m3 (69) 69.0
 
Jan. 14, 2019, 4 p.m. N/A N/A 17.8 ppb (16) N/A 12.6 ppb (12) 1.0 ppb (1) 26.0 ppb (20) 0.2 ppb (2) N/A 26.1 μg/m3 (80) 80.0
 
Jan. 14, 2019, 3 p.m. N/A N/A 43.1 ppb (40) N/A 26.5 ppb (25) 1.0 ppb (1) 11.0 ppb (8) 0.34 ppb (4) N/A 23.9 μg/m3 (75) 75.0
 
Jan. 14, 2019, 2 p.m. N/A N/A 42.3 ppb (39) N/A 27.4 ppb (25) 1.0 ppb (1) 7.0 ppb (5) 0.32 ppb (4) N/A 23.3 μg/m3 (74) 74.0
 
Jan. 14, 2019, 1 p.m. N/A N/A 40.7 ppb (38) N/A 27.6 ppb (26) 1.0 ppb (1) 2.0 ppb (2) 0.41 ppb (5) N/A 19.3 μg/m3 (66) 66.0
 
Jan. 14, 2019, noon N/A N/A 54.8 ppb (51) N/A 30.3 ppb (28) 1.0 ppb (1) 1.0 ppb (1) 0.48 ppb (5) N/A 19.9 μg/m3 (67) 67.0
 
Jan. 14, 2019, 11 a.m. N/A N/A 44.3 ppb (41) N/A 27.9 ppb (26) 1.0 ppb (1) 1.0 ppb (1) 0.36 ppb (4) N/A 20.9 μg/m3 (69) 69.0
 
Jan. 14, 2019, 10 a.m. N/A N/A 31.6 ppb (29) N/A 25.0 ppb (23) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 20.6 μg/m3 (68) 68.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) 0.28 ppb (3) N/A 18.4 μg/m3 (64) 64.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 2.0 ppb (2) 0.28 ppb (3) N/A 15.8 μg/m3 (58) 58.0
 
Jan. 14, 2019, 7 a.m. N/A N/A 45.6 ppb (42) N/A 33.6 ppb (31) N/A 1.0 ppb (1) 0.31 ppb (3) N/A 17.4 μg/m3 (61) 61.0
 
Jan. 14, 2019, 6 a.m. N/A N/A 43.7 ppb (40) N/A 33.6 ppb (31) 1.0 ppb (1) N/A 0.59 ppb (7) N/A 18.7 μg/m3 (64) 64.0
 
Jan. 14, 2019, 5 a.m. N/A N/A 65.0 ppb (62) N/A 39.5 ppb (37) 1.0 ppb (1) 3.0 ppb (2) 0.86 ppb (10) N/A 18.4 μg/m3 (64) 64.0
 
Jan. 14, 2019, 4 a.m. N/A N/A 43.2 ppb (40) N/A 36.2 ppb (34) 1.0 ppb (1) 2.0 ppb (2) 0.64 ppb (7) N/A 16.6 μg/m3 (60) 60.0
 
Jan. 14, 2019, 3 a.m. N/A N/A 64.1 ppb (61) N/A 40.7 ppb (38) 1.0 ppb (1) 1.0 ppb (1) 0.81 ppb (9) N/A 16.1 μg/m3 (59) 61.0
 
Jan. 14, 2019, 2 a.m. N/A N/A 55.5 ppb (52) N/A 40.2 ppb (37) 1.0 ppb (1) 1.0 ppb (1) 0.75 ppb (8) N/A 16.3 μg/m3 (59) 59.0
 
Jan. 14, 2019, 1 a.m. N/A N/A 42.6 ppb (39) N/A 36.8 ppb (34) 1.0 ppb (1) 2.0 ppb (2) 0.72 ppb (8) N/A 16.3 μg/m3 (59) 59.0
 
Jan. 14, 2019, midnight N/A N/A 26.4 ppb (24) N/A 25.9 ppb (24) 0.0 ppb (0) 8.0 ppb (6) 0.44 ppb (5) N/A 11.1 μg/m3 (46) 46.0
 
Jan. 13, 2019, 11 p.m. N/A N/A 19.2 ppb (18) N/A 18.8 ppb (17) 0.0 ppb (0) 20.0 ppb (15) 0.39 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2019, 10 p.m. N/A N/A 9.8 ppb (9) N/A 8.9 ppb (8) 1.0 ppb (1) 33.0 ppb (25) 0.23 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 13, 2019, 9 p.m. N/A N/A 5.5 ppb (5) N/A 4.4 ppb (4) 1.0 ppb (1) 38.0 ppb (29) 0.19 ppb (2) N/A 6.6 μg/m3 (28) 29.0
 
Jan. 13, 2019, 8 p.m. N/A N/A 3.3 ppb (3) N/A 2.4 ppb (2) 1.0 ppb (1) 39.0 ppb (30) 0.16 ppb (2) N/A 6.3 μg/m3 (26) 30.0
 
Jan. 13, 2019, 7 p.m. N/A N/A 3.2 ppb (3) N/A 2.2 ppb (2) 1.0 ppb (1) 39.0 ppb (30) 0.16 ppb (2) N/A 5.9 μg/m3 (25) 30.0
 
Jan. 13, 2019, 6 p.m. N/A N/A 3.2 ppb (3) N/A 2.1 ppb (2) 1.0 ppb (1) 38.0 ppb (29) 0.16 ppb (2) N/A 5.5 μg/m3 (23) 29.0
 
Jan. 13, 2019, 5 p.m. N/A N/A 3.2 ppb (3) N/A 2.2 ppb (2) 1.0 ppb (1) 36.0 ppb (28) 0.17 ppb (2) N/A 6.4 μg/m3 (27) 28.0
 
Jan. 13, 2019, 4 p.m. N/A N/A 3.2 ppb (3) N/A 2.3 ppb (2) 1.0 ppb (1) 35.0 ppb (27) 0.17 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 13, 2019, 3 p.m. N/A N/A 4.7 ppb (4) N/A 3.7 ppb (3) 1.0 ppb (1) 30.0 ppb (23) 0.17 ppb (2) N/A 14.5 μg/m3 (55) 55.0
 
Jan. 13, 2019, 2 p.m. N/A N/A 7.1 ppb (7) N/A 6.0 ppb (6) 1.0 ppb (1) 23.0 ppb (18) 0.2 ppb (2) N/A 17.8 μg/m3 (62) 62.0
 
Jan. 13, 2019, 1 p.m. N/A N/A 7.7 ppb (7) N/A 7.2 ppb (7) 1.0 ppb (1) 20.0 ppb (15) 0.2 ppb (2) N/A 18.6 μg/m3 (64) 64.0
 
Jan. 13, 2019, noon N/A N/A 5.6 ppb (5) N/A 5.2 ppb (5) 1.0 ppb (1) 24.0 ppb (18) 0.19 ppb (2) N/A 14.1 μg/m3 (54) 54.0
 
Jan. 13, 2019, 11 a.m. N/A N/A 5.8 ppb (5) N/A 5.4 ppb (5) 1.0 ppb (1) 23.0 ppb (18) 0.19 ppb (2) N/A 15.6 μg/m3 (58) 58.0
 
Jan. 13, 2019, 10 a.m. N/A N/A 7.0 ppb (6) N/A 6.5 ppb (6) 1.0 ppb (1) 20.0 ppb (15) N/A N/A 18.1 μg/m3 (63) 63.0
 
Jan. 13, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 19.0 ppb (15) 0.23 ppb (3) N/A 18.9 μg/m3 (65) 65.0
 
Jan. 13, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 19.0 ppb (15) 0.23 ppb (3) N/A 19.8 μg/m3 (67) 67.0
 
Jan. 13, 2019, 7 a.m. N/A N/A 9.1 ppb (8) N/A 8.6 ppb (8) N/A 18.0 ppb (14) 0.22 ppb (2) N/A 19.3 μg/m3 (66) 66.0
 
Jan. 13, 2019, 6 a.m. N/A N/A 7.8 ppb (7) N/A 7.3 ppb (7) 1.0 ppb (1) N/A 0.21 ppb (2) N/A 20.1 μg/m3 (67) 67.0
 
Jan. 13, 2019, 5 a.m. N/A N/A 7.3 ppb (7) N/A 6.8 ppb (6) 1.0 ppb (1) 21.0 ppb (16) 0.21 ppb (2) N/A 20.9 μg/m3 (69) 69.0
 
Jan. 13, 2019, 4 a.m. N/A N/A 6.5 ppb (6) N/A 6.0 ppb (6) 0.0 ppb (0) 23.0 ppb (18) 0.19 ppb (2) N/A 16.4 μg/m3 (59) 59.0
 
Jan. 13, 2019, 3 a.m. N/A N/A 5.8 ppb (5) N/A 5.4 ppb (5) 1.0 ppb (1) 23.0 ppb (18) 0.25 ppb (3) N/A 14.6 μg/m3 (56) 56.0
 
Jan. 13, 2019, 2 a.m. N/A N/A 5.6 ppb (5) N/A 5.2 ppb (5) 1.0 ppb (1) 24.0 ppb (18) 0.2 ppb (2) N/A 11.8 μg/m3 (49) 49.0
 
Jan. 13, 2019, 1 a.m. N/A N/A 5.7 ppb (5) N/A 5.2 ppb (5) 1.0 ppb (1) 24.0 ppb (18) 0.2 ppb (2) N/A 10.9 μg/m3 (45) 45.0
 
Jan. 13, 2019, midnight N/A N/A 6.5 ppb (6) N/A 6.0 ppb (6) 1.0 ppb (1) 23.0 ppb (18) 0.21 ppb (2) N/A 12.4 μg/m3 (51) 51.0
 
Jan. 12, 2019, 11 p.m. N/A N/A 7.8 ppb (7) N/A 7.3 ppb (7) 1.0 ppb (1) 23.0 ppb (18) 0.22 ppb (2) N/A 14.7 μg/m3 (56) 56.0
 
Jan. 12, 2019, 10 p.m. N/A N/A 11.4 ppb (11) N/A 10.5 ppb (10) 1.0 ppb (1) 19.0 ppb (15) 0.24 ppb (3) N/A 19.7 μg/m3 (66) 66.0
 
Jan. 12, 2019, 9 p.m. N/A N/A 13.2 ppb (12) N/A 11.3 ppb (10) 1.0 ppb (1) 18.0 ppb (14) 0.26 ppb (3) N/A 19.2 μg/m3 (65) 65.0
 
Jan. 12, 2019, 8 p.m. N/A N/A 14.7 ppb (14) N/A 11.7 ppb (11) 1.0 ppb (1) 19.0 ppb (15) 0.31 ppb (3) N/A 20.7 μg/m3 (69) 69.0
 
Jan. 12, 2019, 7 p.m. N/A N/A 19.0 ppb (18) N/A 13.6 ppb (13) 1.0 ppb (1) 13.0 ppb (10) 0.35 ppb (4) N/A 24.8 μg/m3 (77) 77.0
 
Jan. 12, 2019, 6 p.m. N/A N/A 17.0 ppb (16) N/A 10.8 ppb (10) 1.0 ppb (1) 14.0 ppb (11) 0.33 ppb (4) N/A 24.5 μg/m3 (77) 77.0
 
Jan. 12, 2019, 5 p.m. N/A N/A 11.2 ppb (10) N/A 7.3 ppb (7) 1.0 ppb (1) 15.0 ppb (12) 0.23 ppb (3) N/A 23.2 μg/m3 (74) 74.0
 
Jan. 12, 2019, 4 p.m. N/A N/A 9.4 ppb (9) N/A 6.4 ppb (6) 1.0 ppb (1) 13.0 ppb (10) 0.22 ppb (2) N/A 22.0 μg/m3 (71) 71.0
 
Jan. 12, 2019, 3 p.m. N/A N/A 8.7 ppb (8) N/A 6.9 ppb (6) 1.0 ppb (1) 11.0 ppb (8) 0.23 ppb (3) N/A 20.0 μg/m3 (67) 67.0
 
Jan. 12, 2019, 2 p.m. N/A N/A 8.8 ppb (8) N/A 7.4 ppb (7) 1.0 ppb (1) 11.0 ppb (8) 0.22 ppb (2) N/A 18.1 μg/m3 (63) 63.0
 
Jan. 12, 2019, 1 p.m. N/A N/A 8.1 ppb (8) N/A 7.4 ppb (7) 1.0 ppb (1) 11.0 ppb (8) 0.21 ppb (2) N/A 18.4 μg/m3 (64) 64.0
 
Jan. 12, 2019, noon N/A N/A 8.2 ppb (8) N/A 7.5 ppb (7) 1.0 ppb (1) 10.0 ppb (8) 0.21 ppb (2) N/A 19.7 μg/m3 (66) 66.0
 
Jan. 12, 2019, 11 a.m. N/A N/A 7.3 ppb (7) N/A 6.6 ppb (6) 1.0 ppb (1) 10.0 ppb (8) 0.2 ppb (2) N/A 17.9 μg/m3 (63) 63.0
 
Jan. 12, 2019, 10 a.m. N/A N/A 6.7 ppb (6) N/A 6.1 ppb (6) 1.0 ppb (1) 10.0 ppb (8) N/A N/A 17.4 μg/m3 (61) 61.0
 
Jan. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 8.0 ppb (6) 0.2 ppb (2) N/A 20.2 μg/m3 (67) 67.0
 
Jan. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 8.0 ppb (6) 0.2 ppb (2) N/A 21.5 μg/m3 (70) 70.0
 
Jan. 12, 2019, 7 a.m. N/A N/A 11.4 ppb (11) N/A 10.4 ppb (10) N/A 7.0 ppb (5) 0.2 ppb (2) N/A 21.4 μg/m3 (70) 70.0
 
Jan. 12, 2019, 6 a.m. N/A N/A 11.7 ppb (11) N/A 10.1 ppb (9) 1.0 ppb (1) N/A 0.22 ppb (2) N/A 19.8 μg/m3 (67) 67.0