AQSQID: 340390004

Site Name: Elizabeth Trailer

Location: Elizabeth, NJ

Reporting: True, Located: True

Current AQI: 6.0

Elizabeth NJ, US: 40.641441, -74.208366

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 20, 2019, 5 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A N/A 6.0
 
July 20, 2019, 4 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 15.6 μg/m3 (58) 58.0
 
July 20, 2019, 3 a.m. 11.0 ppb (10) 1.0 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 20, 2019, 2 a.m. 18.0 ppb (17) 4.0 ppb (4) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 15.4 μg/m3 (57) 57.0
 
July 20, 2019, 1 a.m. 17.0 ppb (16) 2.0 ppb (2) N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 15.6 μg/m3 (58) 58.0
 
July 20, 2019, midnight 10.0 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 15.8 μg/m3 (58) 58.0
 
July 19, 2019, 11 p.m. 10.0 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
July 19, 2019, 10 p.m. 14.0 ppb (13) 3.0 ppb (3) N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 15.5 μg/m3 (57) 57.0
 
July 19, 2019, 9 p.m. 20.0 ppb (19) 5.0 ppb (5) N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A N/A 19.0
 
July 19, 2019, 8 p.m. 18.0 ppb (17) 4.0 ppb (4) N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 11.8 μg/m3 (49) 49.0
 
July 19, 2019, 7 p.m. 21.0 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 11.6 μg/m3 (48) 48.0
 
July 19, 2019, 6 p.m. 24.0 ppb (22) 8.0 ppb (7) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 13.8 μg/m3 (54) 54.0
 
July 19, 2019, 5 p.m. 22.0 ppb (20) 7.0 ppb (6) N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 12.8 μg/m3 (52) 52.0
 
July 19, 2019, 4 p.m. 22.0 ppb (20) 7.0 ppb (6) N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 7.7 μg/m3 (32) 32.0
 
July 19, 2019, 3 p.m. 24.0 ppb (22) 8.0 ppb (7) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 4.0 μg/m3 (17) 22.0
 
July 19, 2019, 2 p.m. 19.0 ppb (18) 7.0 ppb (6) N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 1.6 μg/m3 (7) 18.0
 
July 19, 2019, 1 p.m. 22.0 ppb (20) 9.0 ppb (8) N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A N/A 20.0
 
July 19, 2019, noon 22.0 ppb (20) 8.0 ppb (7) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 5.6 μg/m3 (23) 23.0
 
July 19, 2019, 11 a.m. 44.0 ppb (41) 22.0 ppb (20) N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 7.0 μg/m3 (29) 41.0
 
July 19, 2019, 10 a.m. 32.0 ppb (30) 12.0 ppb (11) N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 10.3 μg/m3 (43) 43.0
 
July 19, 2019, 9 a.m. 30.0 ppb (28) 10.0 ppb (9) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 19, 2019, 8 a.m. 27.0 ppb (25) 6.0 ppb (6) N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.7 μg/m3 (51) 51.0
 
July 19, 2019, 7 a.m. 18.0 ppb (17) 4.0 ppb (4) N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 13.5 μg/m3 (53) 53.0
 
July 19, 2019, 6 a.m. 16.0 ppb (15) 3.0 ppb (3) N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.5 μg/m3 (51) 51.0
 
July 19, 2019, 5 a.m. 31.0 ppb (29) 9.0 ppb (8) N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A N/A 29.0
 
July 19, 2019, 4 a.m. 32.0 ppb (30) 8.0 ppb (7) N/A 23.0 ppb (21) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 6.9 μg/m3 (29) 30.0
 
July 19, 2019, 3 a.m. 41.0 ppb (38) 14.0 ppb (13) N/A 27.0 ppb (25) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 10.8 μg/m3 (45) 45.0
 
July 19, 2019, 2 a.m. 34.0 ppb (31) 10.0 ppb (9) N/A 23.0 ppb (21) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 11.8 μg/m3 (49) 49.0
 
July 19, 2019, 1 a.m. 45.0 ppb (42) 14.0 ppb (13) N/A 30.0 ppb (28) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 12.4 μg/m3 (51) 51.0
 
July 19, 2019, midnight 44.0 ppb (41) 13.0 ppb (12) N/A 31.0 ppb (29) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 11.4 μg/m3 (48) 48.0
 
July 18, 2019, 11 p.m. 52.0 ppb (48) 17.0 ppb (16) N/A 35.0 ppb (32) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 10.3 μg/m3 (43) 48.0
 
July 18, 2019, 10 p.m. 61.0 ppb (57) 15.0 ppb (14) N/A 46.0 ppb (43) N/A 0.0 ppb (0) N/A 0.6 ppb (7) N/A 11.3 μg/m3 (47) 57.0
 
July 18, 2019, 9 p.m. 52.0 ppb (48) 10.0 ppb (9) N/A 41.0 ppb (38) N/A 0.0 ppb (0) N/A 0.7 ppb (8) N/A N/A 48.0
 
July 18, 2019, 8 p.m. 52.0 ppb (48) 13.0 ppb (12) N/A 38.0 ppb (35) N/A 0.0 ppb (0) N/A 0.7 ppb (8) N/A 18.0 μg/m3 (63) 63.0
 
July 18, 2019, 7 p.m. 61.0 ppb (57) 18.0 ppb (17) N/A 42.0 ppb (39) N/A 0.0 ppb (0) N/A 0.7 ppb (8) N/A 21.5 μg/m3 (70) 70.0
 
July 18, 2019, 6 p.m. 47.0 ppb (44) 12.0 ppb (11) N/A 34.0 ppb (31) N/A 0.0 ppb (0) N/A N/A N/A 25.2 μg/m3 (78) 78.0
 
July 18, 2019, 5 p.m. 51.0 ppb (47) 16.0 ppb (15) N/A 35.0 ppb (32) N/A 0.0 ppb (0) N/A N/A N/A 26.9 μg/m3 (82) 82.0
 
July 18, 2019, 4 p.m. 42.0 ppb (39) 13.0 ppb (12) N/A 28.0 ppb (26) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 16.3 μg/m3 (59) 59.0
 
July 18, 2019, 3 p.m. 49.0 ppb (45) 23.0 ppb (21) N/A 26.0 ppb (24) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 14.7 μg/m3 (56) 56.0
 
July 18, 2019, 2 p.m. 89.0 ppb (87) 55.0 ppb (51) N/A 33.0 ppb (31) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 14.6 μg/m3 (56) 87.0
 
July 18, 2019, 1 p.m. 80.0 ppb (78) 47.0 ppb (44) N/A 32.0 ppb (30) N/A 0.0 ppb (0) N/A 0.6 ppb (7) N/A N/A 78.0
 
July 18, 2019, noon 36.0 ppb (33) 15.0 ppb (14) N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 10.9 μg/m3 (45) 45.0
 
July 18, 2019, 11 a.m. 39.0 ppb (36) 18.0 ppb (17) N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 10.6 μg/m3 (44) 44.0
 
July 18, 2019, 10 a.m. 63.0 ppb (60) 35.0 ppb (32) N/A 28.0 ppb (26) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 9.9 μg/m3 (41) 60.0
 
July 18, 2019, 9 a.m. 29.0 ppb (27) 8.0 ppb (7) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A 11.2 μg/m3 (47) 47.0
 
July 18, 2019, 8 a.m. 28.0 ppb (26) 8.0 ppb (7) N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
July 18, 2019, 7 a.m. 39.0 ppb (36) 15.0 ppb (14) N/A 24.0 ppb (22) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 10.8 μg/m3 (45) 45.0
 
July 18, 2019, 6 a.m. 33.0 ppb (31) 8.0 ppb (7) N/A 24.0 ppb (22) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 7.3 μg/m3 (30) 31.0
 
July 18, 2019, 5 a.m. 24.0 ppb (22) 1.0 ppb (1) N/A 22.0 ppb (20) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 22.0
 
July 18, 2019, 4 a.m. 37.0 ppb (34) 6.0 ppb (6) N/A 30.0 ppb (28) N/A 2.0 ppb (3) N/A 0.5 ppb (6) N/A -0.9 μg/m3 (0) 34.0
 
July 18, 2019, 3 a.m. 40.0 ppb (37) 9.0 ppb (8) N/A 31.0 ppb (29) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A -3.1 μg/m3 (0) 37.0
 
July 18, 2019, 2 a.m. 25.0 ppb (23) 3.0 ppb (3) N/A 22.0 ppb (20) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A -1.1 μg/m3 (0) 23.0
 
July 18, 2019, 1 a.m. 17.0 ppb (16) 3.0 ppb (3) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 5.8 μg/m3 (24) 24.0
 
July 18, 2019, midnight 8.0 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 14.8 μg/m3 (56) 56.0
 
July 17, 2019, 11 p.m. 29.0 ppb (27) 5.0 ppb (5) N/A 24.0 ppb (22) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 18.4 μg/m3 (64) 64.0
 
July 17, 2019, 10 p.m. 21.0 ppb (19) 4.0 ppb (4) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 17.1 μg/m3 (61) 61.0
 
July 17, 2019, 9 p.m. 22.0 ppb (20) 5.0 ppb (5) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 18.6 μg/m3 (64) 64.0
 
July 17, 2019, 8 p.m. 23.0 ppb (21) 6.0 ppb (6) N/A 17.0 ppb (16) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 21.0 μg/m3 (69) 69.0
 
July 17, 2019, 7 p.m. 40.0 ppb (37) 12.0 ppb (11) N/A 27.0 ppb (25) N/A 0.0 ppb (0) N/A 0.6 ppb (7) N/A 22.1 μg/m3 (71) 71.0
 
July 17, 2019, 6 p.m. 29.0 ppb (27) 9.0 ppb (8) N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 22.4 μg/m3 (72) 72.0
 
July 17, 2019, 5 p.m. 20.0 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 21.2 μg/m3 (70) 70.0
 
July 17, 2019, 4 p.m. 18.0 ppb (17) 3.0 ppb (3) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 19.5 μg/m3 (66) 66.0
 
July 17, 2019, 3 p.m. 18.0 ppb (17) 4.0 ppb (4) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 16.3 μg/m3 (59) 59.0
 
July 17, 2019, 2 p.m. 22.0 ppb (20) 6.0 ppb (6) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 13.2 μg/m3 (53) 53.0
 
July 17, 2019, 1 p.m. 23.0 ppb (21) 7.0 ppb (6) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A N/A 21.0
 
July 17, 2019, noon 36.0 ppb (33) 14.0 ppb (13) N/A 22.0 ppb (20) N/A 0.0 ppb (0) N/A 0.6 ppb (7) N/A 8.4 μg/m3 (35) 35.0
 
July 17, 2019, 11 a.m. 53.0 ppb (49) 25.0 ppb (23) N/A 27.0 ppb (25) N/A 0.0 ppb (0) N/A 0.6 ppb (7) N/A 6.0 μg/m3 (25) 49.0
 
July 17, 2019, 10 a.m. 48.0 ppb (44) 20.0 ppb (19) N/A 27.0 ppb (25) N/A 0.0 ppb (0) N/A 0.6 ppb (7) N/A 6.9 μg/m3 (29) 44.0
 
July 17, 2019, 9 a.m. 82.0 ppb (80) 44.0 ppb (41) N/A 38.0 ppb (35) N/A N/A N/A N/A N/A 10.6 μg/m3 (44) 80.0
 
July 17, 2019, 8 a.m. 55.0 ppb (51) 18.0 ppb (17) N/A 37.0 ppb (34) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 10.3 μg/m3 (43) 51.0
 
July 17, 2019, 7 a.m. 18.0 ppb (17) 1.0 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.1 μg/m3 (50) 50.0
 
July 17, 2019, 6 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.5 μg/m3 (51) 51.0
 
July 17, 2019, 5 a.m. 9.0 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 8.0
 
July 17, 2019, 4 a.m. 17.0 ppb (16) 4.0 ppb (4) N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 9.5 μg/m3 (40) 40.0
 
July 17, 2019, 3 a.m. 15.0 ppb (14) 3.0 ppb (3) N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 8.2 μg/m3 (34) 34.0
 
July 17, 2019, 2 a.m. 26.0 ppb (24) 5.0 ppb (5) N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 6.8 μg/m3 (28) 28.0
 
July 17, 2019, 1 a.m. 22.0 ppb (20) 3.0 ppb (3) N/A 19.0 ppb (18) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 7.7 μg/m3 (32) 32.0
 
July 17, 2019, midnight 15.0 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 8.2 μg/m3 (34) 34.0
 
July 16, 2019, 11 p.m. 19.0 ppb (18) 2.0 ppb (2) N/A 17.0 ppb (16) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 8.2 μg/m3 (34) 34.0
 
July 16, 2019, 10 p.m. 24.0 ppb (22) 5.0 ppb (5) N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 7.1 μg/m3 (30) 30.0
 
July 16, 2019, 9 p.m. 21.0 ppb (19) 4.0 ppb (4) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 4.3 μg/m3 (18) 19.0
 
July 16, 2019, 8 p.m. 15.0 ppb (14) 3.0 ppb (3) N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 6.9 μg/m3 (29) 29.0
 
July 16, 2019, 7 p.m. 14.0 ppb (13) 3.0 ppb (3) N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 10.7 μg/m3 (45) 45.0
 
July 16, 2019, 6 p.m. 23.0 ppb (21) 6.0 ppb (6) N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 17.0 μg/m3 (61) 61.0
 
July 16, 2019, 5 p.m. 20.0 ppb (19) 5.0 ppb (5) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 18.4 μg/m3 (64) 64.0
 
July 16, 2019, 4 p.m. 28.0 ppb (26) 10.0 ppb (9) N/A 17.0 ppb (16) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 15.7 μg/m3 (58) 58.0
 
July 16, 2019, 3 p.m. 29.0 ppb (27) 11.0 ppb (10) N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
July 16, 2019, 2 p.m. 28.0 ppb (26) 9.0 ppb (8) N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 11.7 μg/m3 (49) 49.0
 
July 16, 2019, 1 p.m. 31.0 ppb (29) 10.0 ppb (9) N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 29.0
 
July 16, 2019, noon 51.0 ppb (47) 22.0 ppb (20) N/A 28.0 ppb (26) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 9.1 μg/m3 (38) 47.0
 
July 16, 2019, 11 a.m. 39.0 ppb (36) 17.0 ppb (16) N/A 22.0 ppb (20) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 8.1 μg/m3 (34) 36.0
 
July 16, 2019, 10 a.m. 56.0 ppb (52) 29.0 ppb (27) N/A 26.0 ppb (24) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 11.6 μg/m3 (48) 52.0
 
July 16, 2019, 9 a.m. 84.0 ppb (82) 51.0 ppb (47) N/A 32.0 ppb (30) N/A N/A N/A N/A N/A 14.1 μg/m3 (54) 82.0
 
July 16, 2019, 8 a.m. 48.0 ppb (44) 18.0 ppb (17) N/A 29.0 ppb (27) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 16, 2019, 7 a.m. 30.0 ppb (28) 7.0 ppb (6) N/A 23.0 ppb (21) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 15.7 μg/m3 (58) 58.0
 
July 16, 2019, 6 a.m. 37.0 ppb (34) 8.0 ppb (7) N/A 29.0 ppb (27) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.3 μg/m3 (51) 51.0
 
July 16, 2019, 5 a.m. 31.0 ppb (29) 2.0 ppb (2) N/A 28.0 ppb (26) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A N/A 29.0
 
July 16, 2019, 4 a.m. 25.0 ppb (23) 2.0 ppb (2) N/A 22.0 ppb (20) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 6.5 μg/m3 (27) 27.0
 
July 16, 2019, 3 a.m. 23.0 ppb (21) 2.0 ppb (2) N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 16, 2019, 2 a.m. 17.0 ppb (16) 1.0 ppb (1) N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 5.5 μg/m3 (23) 23.0
 
July 16, 2019, 1 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 4.5 μg/m3 (19) 19.0
 
July 16, 2019, midnight 10.0 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 4.5 μg/m3 (19) 19.0
 
July 15, 2019, 11 p.m. 10.0 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 4.6 μg/m3 (19) 19.0
 
July 15, 2019, 10 p.m. 12.0 ppb (11) 3.0 ppb (3) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 4.9 μg/m3 (20) 20.0
 
July 15, 2019, 9 p.m. 12.0 ppb (11) 3.0 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 11.0
 
July 15, 2019, 8 p.m. 12.0 ppb (11) 3.0 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 11.0
 
July 15, 2019, 7 p.m. 12.0 ppb (11) 4.0 ppb (4) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 11.0
 
July 15, 2019, 6 p.m. 15.0 ppb (14) 6.0 ppb (6) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 14.0
 
July 15, 2019, 5 p.m. 18.0 ppb (17) 8.0 ppb (7) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 17.0
 
July 15, 2019, 4 p.m. 11.0 ppb (10) 4.0 ppb (4) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 10.0
 
July 15, 2019, 3 p.m. 14.0 ppb (13) 6.0 ppb (6) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 3.9 μg/m3 (16) 16.0
 
July 15, 2019, 2 p.m. 11.0 ppb (10) 4.0 ppb (4) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 4.7 μg/m3 (20) 20.0
 
July 15, 2019, 1 p.m. 16.0 ppb (15) 8.0 ppb (7) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 15.0
 
July 15, 2019, noon 24.0 ppb (22) 12.0 ppb (11) N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 2.7 μg/m3 (11) 22.0
 
July 15, 2019, 11 a.m. 25.0 ppb (23) 11.0 ppb (10) N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 2.0 μg/m3 (8) 23.0
 
July 15, 2019, 10 a.m. 37.0 ppb (34) 17.0 ppb (16) N/A 19.0 ppb (18) N/A 0.0 ppb (0) N/A N/A N/A 4.2 μg/m3 (18) 34.0
 
July 15, 2019, 9 a.m. 28.0 ppb (26) 10.0 ppb (9) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 5.2 μg/m3 (22) 26.0
 
July 15, 2019, 8 a.m. 16.0 ppb (15) 2.0 ppb (2) N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
July 15, 2019, 7 a.m. 13.0 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 5.4 μg/m3 (23) 23.0
 
July 15, 2019, 6 a.m. 9.0 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 3.2 μg/m3 (13) 13.0
 
July 15, 2019, 5 a.m. 9.0 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 8.0
 
July 15, 2019, 4 a.m. 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 5.2 μg/m3 (22) 22.0
 
July 15, 2019, 3 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 6.6 μg/m3 (28) 28.0
 
July 15, 2019, 2 a.m. 9.0 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 9.9 μg/m3 (41) 41.0
 
July 15, 2019, 1 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 13.5 μg/m3 (53) 53.0
 
July 15, 2019, midnight 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 16.9 μg/m3 (60) 60.0
 
July 14, 2019, 11 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 21.3 μg/m3 (70) 70.0
 
July 14, 2019, 10 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 15.9 μg/m3 (58) 58.0
 
July 14, 2019, 9 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A N/A 3.0
 
July 14, 2019, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 16.5 μg/m3 (60) 60.0
 
July 14, 2019, 7 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 21.0 μg/m3 (69) 69.0
 
July 14, 2019, 6 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 19.8 μg/m3 (67) 67.0
 
July 14, 2019, 5 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
July 14, 2019, 4 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 11.8 μg/m3 (49) 49.0
 
July 14, 2019, 3 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.7 μg/m3 (51) 51.0
 
July 14, 2019, 2 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 15.5 μg/m3 (57) 57.0
 
July 14, 2019, 1 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 5.0
 
July 14, 2019, noon 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 15.7 μg/m3 (58) 58.0
 
July 14, 2019, 11 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 16.5 μg/m3 (60) 60.0
 
July 14, 2019, 10 a.m. 13.0 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 14.7 μg/m3 (56) 56.0
 
July 14, 2019, 9 a.m. 11.0 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
July 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 15.8 μg/m3 (58) 58.0
 
July 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 14.6 μg/m3 (56) 56.0
 
July 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.9 μg/m3 (52) 52.0
 
July 14, 2019, 5 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 6.0
 
July 14, 2019, 4 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.7 μg/m3 (51) 51.0
 
July 14, 2019, 3 a.m. 10.0 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 10.7 μg/m3 (45) 45.0
 
July 14, 2019, 2 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 9.7 μg/m3 (40) 40.0
 
July 14, 2019, 1 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.5 ppb (6) N/A 10.4 μg/m3 (43) 43.0
 
July 14, 2019, midnight 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.4 μg/m3 (51) 51.0
 
July 13, 2019, 11 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.9 μg/m3 (52) 52.0
 
July 13, 2019, 10 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 12.4 μg/m3 (51) 51.0
 
July 13, 2019, 9 p.m. 8.0 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 7.0
 
July 13, 2019, 8 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 8.4 μg/m3 (35) 35.0
 
July 13, 2019, 7 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 8.2 μg/m3 (34) 34.0
 
July 13, 2019, 6 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
July 13, 2019, 5 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 5.8 μg/m3 (24) 24.0
 
July 13, 2019, 4 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 7.1 μg/m3 (30) 30.0
 
July 13, 2019, 3 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 8.5 μg/m3 (35) 35.0
 
July 13, 2019, 2 p.m. 7.0 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 11.3 μg/m3 (47) 47.0
 
July 13, 2019, 1 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A N/A 7.0
 
July 13, 2019, noon 10.0 ppb (9) 3.0 ppb (3) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 10.3 μg/m3 (43) 43.0
 
July 13, 2019, 11 a.m. 11.0 ppb (10) 3.0 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
July 13, 2019, 10 a.m. 14.0 ppb (13) 3.0 ppb (3) N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 11.1 μg/m3 (46) 46.0
 
July 13, 2019, 9 a.m. 13.0 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 10.4 μg/m3 (43) 43.0
 
July 13, 2019, 8 a.m. 11.0 ppb (10) 1.0 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
July 13, 2019, 7 a.m. 15.0 ppb (14) 2.0 ppb (2) N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 8.7 μg/m3 (36) 36.0
 
July 13, 2019, 6 a.m. 12.0 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A 0.4 ppb (4) N/A 6.6 μg/m3 (28) 28.0