AQSQID: 390610040

Site Name: Taft

Location: Cincinnati, OH

Reporting: True, Located: True

Current AQI: 25.0

Cincinnati OH, US: 39.12886, -84.50404

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 17, 2019, 7 p.m. N/A N/A N/A 9.0 ppb (8) N/A 3.0 ppb (4) 30.0 ppb (23) 0.1 ppb (1) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
July 17, 2019, 6 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 25.0 ppb (19) 0.12 ppb (1) 9.0 μg/m3 (8) 6.8 μg/m3 (28) 28.0
 
July 17, 2019, 5 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 7.0 μg/m3 (6) 5.8 μg/m3 (24) 24.0
 
July 17, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) 0.07 ppb (1) 0.0 μg/m3 (0) 4.5 μg/m3 (19) 19.0
 
July 17, 2019, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 22.0 ppb (17) 0.09 ppb (1) 11.0 μg/m3 (10) 9.1 μg/m3 (38) 38.0
 
July 17, 2019, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 16.0 ppb (12) 0.1 ppb (1) 2.0 μg/m3 (2) 5.0 μg/m3 (21) 21.0
 
July 17, 2019, 1 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) 0.09 ppb (1) 6.0 μg/m3 (5) 4.3 μg/m3 (18) 18.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (10) 0.09 ppb (1) 5.0 μg/m3 (5) 5.2 μg/m3 (22) 22.0
 
July 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) 0.08 ppb (1) 6.0 μg/m3 (5) 4.4 μg/m3 (18) 18.0
 
July 17, 2019, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 17.0 ppb (13) 0.07 ppb (1) 9.0 μg/m3 (8) 4.9 μg/m3 (20) 20.0
 
July 17, 2019, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (15) 0.05 ppb (1) 9.0 μg/m3 (8) 4.9 μg/m3 (20) 20.0
 
July 17, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) 0.04 ppb (0) 6.0 μg/m3 (5) 4.8 μg/m3 (20) 20.0
 
July 17, 2019, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.03 ppb (0) 5.0 μg/m3 (5) 4.6 μg/m3 (19) 19.0
 
July 17, 2019, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (18) 0.04 ppb (0) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 18.0
 
July 17, 2019, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.03 ppb (0) 10.0 μg/m3 (9) 4.1 μg/m3 (17) 18.0
 
July 17, 2019, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 20.0 ppb (15) 0.06 ppb (1) 7.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
July 17, 2019, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) 0.04 ppb (0) 8.0 μg/m3 (7) 4.9 μg/m3 (20) 20.0
 
July 17, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 22.0 ppb (17) 0.07 ppb (1) 26.0 μg/m3 (24) 7.2 μg/m3 (30) 30.0
 
July 17, 2019, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 22.0 ppb (17) 0.12 ppb (1) 13.0 μg/m3 (12) 7.7 μg/m3 (32) 32.0
 
July 17, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.08 ppb (1) 14.0 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
July 16, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) 0.07 ppb (1) 15.0 μg/m3 (14) 7.5 μg/m3 (31) 31.0
 
July 16, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (24) 0.07 ppb (1) 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
July 16, 2019, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) 16.0 μg/m3 (15) 6.3 μg/m3 (26) 26.0
 
July 16, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 29.0 ppb (22) 0.08 ppb (1) 9.0 μg/m3 (8) 5.4 μg/m3 (23) 23.0
 
July 16, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) 0.06 ppb (1) 18.0 μg/m3 (16) 6.9 μg/m3 (29) 29.0
 
July 16, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.05 ppb (1) 17.0 μg/m3 (15) 7.4 μg/m3 (31) 31.0
 
July 16, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) 0.07 ppb (1) 18.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
July 16, 2019, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) 0.07 ppb (1) 18.0 μg/m3 (16) 10.1 μg/m3 (42) 42.0
 
July 16, 2019, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 29.0 ppb (22) 0.07 ppb (1) 20.0 μg/m3 (18) 10.7 μg/m3 (45) 45.0
 
July 16, 2019, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 19.0 ppb (15) 0.12 ppb (1) 24.0 μg/m3 (22) 10.8 μg/m3 (45) 45.0
 
July 16, 2019, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 12.0 ppb (9) 0.14 ppb (2) 18.0 μg/m3 (16) 10.4 μg/m3 (43) 43.0
 
July 16, 2019, noon N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 7.0 ppb (5) 0.24 ppb (3) 20.0 μg/m3 (18) 10.5 μg/m3 (44) 44.0
 
July 16, 2019, 11 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 5.0 ppb (4) 0.24 ppb (3) 19.0 μg/m3 (17) 9.5 μg/m3 (40) 40.0
 
July 16, 2019, 10 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 6.0 ppb (5) 0.17 ppb (2) 18.0 μg/m3 (16) 8.9 μg/m3 (37) 37.0
 
July 16, 2019, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 9.0 ppb (7) 0.1 ppb (1) 10.0 μg/m3 (9) 8.3 μg/m3 (35) 35.0
 
July 16, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 12.0 ppb (9) 0.08 ppb (1) 17.0 μg/m3 (15) 7.7 μg/m3 (32) 32.0
 
July 16, 2019, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 12.0 ppb (9) 0.07 ppb (1) 13.0 μg/m3 (12) 7.5 μg/m3 (31) 31.0
 
July 16, 2019, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 15.0 ppb (12) 0.07 ppb (1) 13.0 μg/m3 (12) 6.9 μg/m3 (29) 29.0
 
July 16, 2019, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 16.0 ppb (12) 0.09 ppb (1) 12.0 μg/m3 (11) 6.7 μg/m3 (28) 28.0
 
July 16, 2019, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 14.0 ppb (11) 0.1 ppb (1) 16.0 μg/m3 (15) 6.1 μg/m3 (25) 25.0
 
July 16, 2019, 3 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (12) 0.14 ppb (2) 13.0 μg/m3 (12) 5.5 μg/m3 (23) 23.0
 
July 16, 2019, 2 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 11.0 ppb (8) 0.21 ppb (2) 11.0 μg/m3 (10) 5.6 μg/m3 (23) 23.0
 
July 16, 2019, 1 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) 14.0 ppb (11) 0.23 ppb (3) 12.0 μg/m3 (11) 5.5 μg/m3 (23) 23.0
 
July 16, 2019, midnight N/A N/A N/A 26.0 ppb (24) N/A 0.0 ppb (0) 10.0 ppb (8) 0.31 ppb (3) 12.0 μg/m3 (11) 5.6 μg/m3 (23) 24.0
 
July 15, 2019, 11 p.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 18.0 ppb (14) 0.29 ppb (3) 12.0 μg/m3 (11) 5.4 μg/m3 (23) 23.0
 
July 15, 2019, 10 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 34.0 ppb (26) 0.13 ppb (1) 5.0 μg/m3 (5) 3.1 μg/m3 (13) 26.0
 
July 15, 2019, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 39.0 ppb (30) 0.1 ppb (1) 4.0 μg/m3 (4) 4.9 μg/m3 (20) 30.0
 
July 15, 2019, 8 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 40.0 ppb (31) 0.15 ppb (2) 17.0 μg/m3 (15) 7.1 μg/m3 (30) 31.0
 
July 15, 2019, 7 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 44.0 ppb (34) 0.17 ppb (2) 7.0 μg/m3 (6) 5.7 μg/m3 (24) 34.0
 
July 15, 2019, 6 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 54.0 ppb (42) 0.15 ppb (2) 23.0 μg/m3 (21) 10.9 μg/m3 (45) 45.0
 
July 15, 2019, 5 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 54.0 ppb (42) 0.12 ppb (1) 27.0 μg/m3 (25) 12.2 μg/m3 (50) 50.0
 
July 15, 2019, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 60.0 ppb (46) 0.1 ppb (1) 21.0 μg/m3 (19) 12.2 μg/m3 (50) 50.0
 
July 15, 2019, 3 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 52.0 ppb (40) 0.12 ppb (1) 28.0 μg/m3 (25) 12.7 μg/m3 (51) 51.0
 
July 15, 2019, 2 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 38.0 ppb (29) 0.14 ppb (2) 31.0 μg/m3 (28) 13.0 μg/m3 (52) 52.0
 
July 15, 2019, 1 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) N/A 0.16 ppb (2) 28.0 μg/m3 (25) 13.2 μg/m3 (53) 53.0
 
July 15, 2019, noon N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 24.0 ppb (18) 0.18 ppb (2) 33.0 μg/m3 (30) 13.6 μg/m3 (53) 53.0
 
July 15, 2019, 11 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 21.0 ppb (16) 0.2 ppb (2) 26.0 μg/m3 (24) 12.7 μg/m3 (51) 51.0
 
July 15, 2019, 10 a.m. N/A N/A N/A 25.0 ppb (23) N/A 0.0 ppb (0) 12.0 ppb (9) 0.2 ppb (2) 26.0 μg/m3 (24) 12.3 μg/m3 (51) 51.0
 
July 15, 2019, 9 a.m. N/A N/A N/A 33.0 ppb (31) N/A 0.0 ppb (0) 7.0 ppb (5) 0.18 ppb (2) 26.0 μg/m3 (24) 12.1 μg/m3 (50) 50.0
 
July 15, 2019, 8 a.m. N/A N/A N/A 23.0 ppb (21) N/A 0.0 ppb (0) 15.0 ppb (12) 0.19 ppb (2) 18.0 μg/m3 (16) 10.4 μg/m3 (43) 43.0
 
July 15, 2019, 7 a.m. N/A N/A N/A 23.0 ppb (21) N/A 0.0 ppb (0) 18.0 ppb (14) 0.15 ppb (2) 18.0 μg/m3 (16) 10.1 μg/m3 (42) 42.0
 
July 15, 2019, 6 a.m. N/A N/A N/A 11.0 ppb (10) N/A 0.0 ppb (0) 34.0 ppb (26) 0.13 ppb (1) 13.0 μg/m3 (12) 7.2 μg/m3 (30) 30.0
 
July 15, 2019, 5 a.m. N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) 37.0 ppb (28) 0.12 ppb (1) 10.0 μg/m3 (9) 6.4 μg/m3 (27) 28.0
 
July 15, 2019, 4 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 39.0 ppb (30) 0.19 ppb (2) 13.0 μg/m3 (12) 7.6 μg/m3 (32) 32.0
 
July 15, 2019, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 52.0 ppb (40) 0.15 ppb (2) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 40.0
 
July 15, 2019, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 57.0 ppb (44) 0.14 ppb (2) 18.0 μg/m3 (16) 9.8 μg/m3 (41) 44.0
 
July 15, 2019, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 64.0 ppb (49) 0.16 ppb (2) 23.0 μg/m3 (21) 13.7 μg/m3 (54) 54.0
 
July 15, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A 5.0 ppb (7) 65.0 ppb (50) 0.14 ppb (2) 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
July 14, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 4.0 ppb (6) 69.0 ppb (53) 0.13 ppb (1) 18.0 μg/m3 (16) 12.4 μg/m3 (51) 53.0
 
July 14, 2019, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 4.0 ppb (6) 72.0 ppb (56) 0.12 ppb (1) 19.0 μg/m3 (17) 10.5 μg/m3 (44) 56.0
 
July 14, 2019, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 5.0 ppb (7) 77.0 ppb (60) 0.12 ppb (1) 18.0 μg/m3 (16) 10.2 μg/m3 (42) 60.0
 
July 14, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 5.0 ppb (7) 79.0 ppb (62) 0.11 ppb (1) 16.0 μg/m3 (15) 10.0 μg/m3 (42) 62.0
 
July 14, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 71.0 ppb (55) 0.11 ppb (1) 14.0 μg/m3 (13) 9.0 μg/m3 (38) 55.0
 
July 14, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 71.0 ppb (55) 0.12 ppb (1) 14.0 μg/m3 (13) 9.1 μg/m3 (38) 55.0
 
July 14, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 74.0 ppb (57) 0.13 ppb (1) 15.0 μg/m3 (14) 10.9 μg/m3 (45) 57.0
 
July 14, 2019, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 76.0 ppb (59) 0.14 ppb (2) 14.0 μg/m3 (13) 11.7 μg/m3 (49) 59.0
 
July 14, 2019, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 66.0 ppb (51) 0.15 ppb (2) 16.0 μg/m3 (15) 10.6 μg/m3 (44) 51.0
 
July 14, 2019, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 58.0 ppb (45) 0.15 ppb (2) 22.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
July 14, 2019, 1 p.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 42.0 ppb (32) 0.17 ppb (2) 20.0 μg/m3 (18) 13.8 μg/m3 (54) 54.0
 
July 14, 2019, noon N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (34) 0.13 ppb (1) 19.0 μg/m3 (17) 14.0 μg/m3 (54) 54.0
 
July 14, 2019, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 41.0 ppb (32) 0.14 ppb (2) 25.0 μg/m3 (23) 15.5 μg/m3 (57) 57.0
 
July 14, 2019, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 33.0 ppb (25) 0.18 ppb (2) 20.0 μg/m3 (18) 16.0 μg/m3 (59) 59.0
 
July 14, 2019, 9 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 17.0 ppb (13) 0.22 ppb (2) 21.0 μg/m3 (19) 17.1 μg/m3 (61) 61.0
 
July 14, 2019, 8 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 39.0 ppb (30) 0.18 ppb (2) 18.0 μg/m3 (16) 15.9 μg/m3 (58) 58.0
 
July 14, 2019, 7 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 43.0 ppb (33) 0.19 ppb (2) 19.0 μg/m3 (17) 15.8 μg/m3 (58) 58.0
 
July 14, 2019, 6 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 46.0 ppb (35) 0.2 ppb (2) 18.0 μg/m3 (16) 14.6 μg/m3 (56) 56.0
 
July 14, 2019, 5 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 46.0 ppb (35) 0.2 ppb (2) 16.0 μg/m3 (15) 12.6 μg/m3 (51) 51.0
 
July 14, 2019, 4 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 35.0 ppb (27) 0.27 ppb (3) 20.0 μg/m3 (18) 12.1 μg/m3 (50) 50.0
 
July 14, 2019, 3 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 43.0 ppb (33) 0.25 ppb (3) 13.0 μg/m3 (12) 10.5 μg/m3 (44) 44.0
 
July 14, 2019, 2 a.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 40.0 ppb (31) 0.27 ppb (3) 17.0 μg/m3 (15) 9.7 μg/m3 (40) 40.0
 
July 14, 2019, 1 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 57.0 ppb (44) 0.15 ppb (2) 13.0 μg/m3 (12) 8.4 μg/m3 (35) 44.0
 
July 14, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 65.0 ppb (50) 0.11 ppb (1) 15.0 μg/m3 (14) 8.8 μg/m3 (37) 50.0
 
July 13, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 68.0 ppb (52) 0.1 ppb (1) 16.0 μg/m3 (15) 8.7 μg/m3 (36) 52.0
 
July 13, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 65.0 ppb (50) 0.1 ppb (1) 13.0 μg/m3 (12) 9.5 μg/m3 (40) 50.0
 
July 13, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 7.0 ppb (10) 75.0 ppb (58) 0.1 ppb (1) 12.0 μg/m3 (11) 10.5 μg/m3 (44) 58.0
 
July 13, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 3.0 ppb (4) 78.0 ppb (61) 0.09 ppb (1) 12.0 μg/m3 (11) 9.5 μg/m3 (40) 61.0
 
July 13, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 4.0 ppb (6) 85.0 ppb (67) 0.1 ppb (1) 18.0 μg/m3 (16) 11.9 μg/m3 (50) 67.0
 
July 13, 2019, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 3.0 ppb (4) 81.0 ppb (63) 0.11 ppb (1) 24.0 μg/m3 (22) 12.8 μg/m3 (52) 63.0
 
July 13, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 73.0 ppb (57) 0.11 ppb (1) 18.0 μg/m3 (16) 12.5 μg/m3 (51) 57.0
 
July 13, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 72.0 ppb (56) 0.14 ppb (2) 17.0 μg/m3 (15) 16.2 μg/m3 (59) 59.0
 
July 13, 2019, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 63.0 ppb (48) 0.11 ppb (1) 19.0 μg/m3 (17) 14.8 μg/m3 (56) 56.0
 
July 13, 2019, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A 4.0 ppb (6) 57.0 ppb (44) 0.17 ppb (2) 23.0 μg/m3 (21) 20.8 μg/m3 (69) 69.0
 
July 13, 2019, 1 p.m. N/A N/A N/A 9.0 ppb (8) N/A 4.0 ppb (6) 47.0 ppb (36) 0.18 ppb (2) 22.0 μg/m3 (20) 20.8 μg/m3 (69) 69.0
 
July 13, 2019, noon N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 16.0 ppb (12) 0.43 ppb (5) 23.0 μg/m3 (21) 22.9 μg/m3 (73) 73.0
 
July 13, 2019, 11 a.m. N/A N/A N/A 16.0 ppb (15) N/A 0.0 ppb (0) 23.0 ppb (18) 0.28 ppb (3) 21.0 μg/m3 (19) 22.2 μg/m3 (72) 72.0
 
July 13, 2019, 10 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) 19.0 μg/m3 (17) 21.3 μg/m3 (70) 70.0
 
July 13, 2019, 9 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) 22.0 ppb (17) 0.21 ppb (2) 24.0 μg/m3 (22) 21.3 μg/m3 (70) 70.0
 
July 13, 2019, 8 a.m. N/A N/A N/A 32.0 ppb (30) N/A 0.0 ppb (0) 5.0 ppb (4) 0.39 ppb (4) 21.0 μg/m3 (19) 21.0 μg/m3 (69) 69.0
 
July 13, 2019, 7 a.m. N/A N/A N/A 34.0 ppb (31) N/A 0.0 ppb (0) 4.0 ppb (3) 0.46 ppb (5) 24.0 μg/m3 (22) 19.7 μg/m3 (66) 66.0
 
July 13, 2019, 6 a.m. N/A N/A N/A 25.0 ppb (23) N/A 0.0 ppb (0) 18.0 ppb (14) 0.37 ppb (4) 17.0 μg/m3 (15) 17.9 μg/m3 (63) 63.0
 
July 13, 2019, 5 a.m. N/A N/A N/A 23.0 ppb (21) N/A 0.0 ppb (0) 24.0 ppb (18) 0.34 ppb (4) 20.0 μg/m3 (18) 15.7 μg/m3 (58) 58.0
 
July 13, 2019, 4 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 46.0 ppb (35) 0.15 ppb (2) 14.0 μg/m3 (13) 14.9 μg/m3 (56) 56.0
 
July 13, 2019, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 54.0 ppb (42) 0.12 ppb (1) 14.0 μg/m3 (13) 15.0 μg/m3 (56) 56.0
 
July 13, 2019, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 53.0 ppb (41) 0.13 ppb (1) 8.0 μg/m3 (7) 14.3 μg/m3 (55) 55.0
 
July 13, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 54.0 ppb (42) 0.11 ppb (1) 7.0 μg/m3 (6) 9.2 μg/m3 (38) 42.0
 
July 13, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 54.0 ppb (42) 0.11 ppb (1) 10.0 μg/m3 (9) 6.9 μg/m3 (29) 42.0
 
July 12, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 58.0 ppb (45) 0.11 ppb (1) 6.0 μg/m3 (5) 6.9 μg/m3 (29) 45.0
 
July 12, 2019, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 59.0 ppb (45) 0.11 ppb (1) 5.0 μg/m3 (5) 7.2 μg/m3 (30) 45.0
 
July 12, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 59.0 ppb (45) 0.12 ppb (1) 8.0 μg/m3 (7) 7.4 μg/m3 (31) 45.0
 
July 12, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 59.0 ppb (45) 0.12 ppb (1) 9.0 μg/m3 (8) 7.5 μg/m3 (31) 45.0
 
July 12, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 59.0 ppb (45) 0.12 ppb (1) 9.0 μg/m3 (8) 7.6 μg/m3 (32) 45.0
 
July 12, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 57.0 ppb (44) 0.11 ppb (1) 8.0 μg/m3 (7) 7.5 μg/m3 (31) 44.0
 
July 12, 2019, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 56.0 ppb (43) 0.11 ppb (1) 13.0 μg/m3 (12) 7.9 μg/m3 (33) 43.0
 
July 12, 2019, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 53.0 ppb (41) 0.12 ppb (1) 8.0 μg/m3 (7) 7.7 μg/m3 (32) 41.0
 
July 12, 2019, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 48.0 ppb (37) 0.15 ppb (2) 12.0 μg/m3 (11) 8.9 μg/m3 (37) 37.0
 
July 12, 2019, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 38.0 ppb (29) 0.17 ppb (2) 15.0 μg/m3 (14) 10.2 μg/m3 (42) 42.0
 
July 12, 2019, 1 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 27.0 ppb (21) 0.18 ppb (2) 19.0 μg/m3 (17) 11.5 μg/m3 (48) 48.0
 
July 12, 2019, noon N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 25.0 ppb (19) 0.17 ppb (2) 15.0 μg/m3 (14) 10.9 μg/m3 (45) 45.0
 
July 12, 2019, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) 0.15 ppb (2) 14.0 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
July 12, 2019, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (23) 0.16 ppb (2) 10.0 μg/m3 (9) 9.2 μg/m3 (38) 38.0
 
July 12, 2019, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) 8.0 μg/m3 (7) 8.3 μg/m3 (35) 35.0
 
July 12, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (27) 0.16 ppb (2) 11.0 μg/m3 (10) 8.5 μg/m3 (35) 35.0
 
July 12, 2019, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (28) 0.16 ppb (2) 10.0 μg/m3 (9) 8.6 μg/m3 (36) 36.0
 
July 12, 2019, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) 0.17 ppb (2) 9.0 μg/m3 (8) 7.6 μg/m3 (32) 32.0
 
July 12, 2019, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (33) 0.17 ppb (2) 10.0 μg/m3 (9) 6.4 μg/m3 (27) 33.0
 
July 12, 2019, 4 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 45.0 ppb (35) 0.19 ppb (2) 7.0 μg/m3 (6) 6.3 μg/m3 (26) 35.0
 
July 12, 2019, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 47.0 ppb (36) 0.19 ppb (2) 12.0 μg/m3 (11) 6.1 μg/m3 (25) 36.0
 
July 12, 2019, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) 0.19 ppb (2) 15.0 μg/m3 (14) 6.1 μg/m3 (25) 38.0
 
July 12, 2019, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 54.0 ppb (42) 0.19 ppb (2) 14.0 μg/m3 (13) 6.9 μg/m3 (29) 42.0
 
July 12, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 62.0 ppb (48) 0.19 ppb (2) 18.0 μg/m3 (16) 7.1 μg/m3 (30) 48.0
 
July 11, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 64.0 ppb (49) 0.18 ppb (2) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 49.0
 
July 11, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 63.0 ppb (48) 0.18 ppb (2) 16.0 μg/m3 (15) 6.8 μg/m3 (28) 48.0
 
July 11, 2019, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 57.0 ppb (44) 0.19 ppb (2) 17.0 μg/m3 (15) 6.6 μg/m3 (28) 44.0
 
July 11, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 57.0 ppb (44) 0.23 ppb (3) 18.0 μg/m3 (16) 7.1 μg/m3 (30) 44.0
 
July 11, 2019, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 61.0 ppb (47) 0.24 ppb (3) 20.0 μg/m3 (18) 7.8 μg/m3 (32) 47.0
 
July 11, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (4) 60.0 ppb (46) N/A 22.0 μg/m3 (20) 9.1 μg/m3 (38) 46.0
 
July 11, 2019, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 59.0 ppb (45) N/A 13.0 μg/m3 (12) 8.8 μg/m3 (37) 45.0
 
July 11, 2019, 4 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 57.0 ppb (44) 0.11 ppb (1) 16.0 μg/m3 (15) 8.9 μg/m3 (37) 44.0
 
July 11, 2019, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 56.0 ppb (43) 0.09 ppb (1) 16.0 μg/m3 (15) 8.6 μg/m3 (36) 43.0
 
July 11, 2019, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 50.0 ppb (38) 0.08 ppb (1) 23.0 μg/m3 (21) 7.6 μg/m3 (32) 38.0
 
July 11, 2019, 1 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.1 ppb (1) 16.0 μg/m3 (15) 8.4 μg/m3 (35) 35.0
 
July 11, 2019, noon N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) 28.0 ppb (22) 0.17 ppb (2) 20.0 μg/m3 (18) 11.2 μg/m3 (47) 47.0
 
July 11, 2019, 11 a.m. N/A N/A N/A 27.0 ppb (25) N/A 1.0 ppb (1) 10.0 ppb (8) 7.35 ppb (78) 28.0 μg/m3 (25) 13.6 μg/m3 (53) 78.0
 
July 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 12.6 μg/m3 (51) 51.0
 
July 11, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 11.5 μg/m3 (48) 48.0
 
July 11, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 9.3 μg/m3 (39) 39.0
 
July 11, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 7.5 μg/m3 (31) 31.0
 
July 11, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 7.5 μg/m3 (31) 31.0
 
July 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.9 μg/m3 (29) 29.0
 
July 11, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 9.3 μg/m3 (39) 39.0
 
July 11, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 54.0 ppb (42) 0.2 ppb (2) 27.0 μg/m3 (25) 18.9 μg/m3 (65) 65.0
 
July 11, 2019, 2 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 50.0 ppb (38) 0.21 ppb (2) 29.0 μg/m3 (26) 17.3 μg/m3 (61) 61.0
 
July 11, 2019, 1 a.m. N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) 39.0 ppb (30) 0.31 ppb (3) 24.0 μg/m3 (22) 15.8 μg/m3 (58) 58.0
 
July 11, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 52.0 ppb (40) 0.21 ppb (2) 18.0 μg/m3 (16) 15.0 μg/m3 (56) 56.0
 
July 10, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 61.0 ppb (47) 0.17 ppb (2) 25.0 μg/m3 (23) 15.3 μg/m3 (57) 57.0
 
July 10, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 72.0 ppb (56) 0.17 ppb (2) 21.0 μg/m3 (19) 15.5 μg/m3 (57) 57.0
 
July 10, 2019, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 82.0 ppb (64) 0.2 ppb (2) 29.0 μg/m3 (26) 17.4 μg/m3 (61) 64.0
 
July 10, 2019, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 84.0 ppb (66) 0.21 ppb (2) 26.0 μg/m3 (24) 17.6 μg/m3 (62) 66.0