AQSQID: 421010048

Site Name: New

Location: Philadelphia (Lewis St), PA

Reporting: True, Located: True

Current AQI: 61.0

Philadelphia (Lewis St) PA, US: 39.991389, -75.080833

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 52.0 ppb (40) 0.1 ppb (1) 26.0 μg/m3 (24) 17.0 μg/m3 (61) 61.0
 
July 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 58.0 ppb (45) 0.23 ppb (3) 33.0 μg/m3 (30) 12.2 μg/m3 (50) 50.0
 
July 20, 2019, midnight N/A N/A N/A N/A N/A N/A 66.0 ppb (51) 0.12 ppb (1) 23.0 μg/m3 (21) 12.0 μg/m3 (50) 51.0
 
July 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 60.0 ppb (46) N/A 23.0 μg/m3 (21) 11.0 μg/m3 (46) 46.0
 
July 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 58.0 ppb (45) 0.08 ppb (1) 21.0 μg/m3 (19) 10.0 μg/m3 (42) 45.0
 
July 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 61.0 ppb (47) 0.07 ppb (1) 22.0 μg/m3 (20) 12.9 μg/m3 (52) 52.0
 
July 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 71.0 ppb (55) 0.07 ppb (1) 23.0 μg/m3 (21) 17.8 μg/m3 (62) 62.0
 
July 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 80.0 ppb (62) 0.07 ppb (1) 25.0 μg/m3 (23) 14.1 μg/m3 (54) 62.0
 
July 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 85.0 ppb (67) 0.09 ppb (1) 25.0 μg/m3 (23) 15.0 μg/m3 (56) 67.0
 
July 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 84.0 ppb (66) 0.07 ppb (1) 25.0 μg/m3 (23) 17.9 μg/m3 (63) 66.0
 
July 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 81.0 ppb (63) 0.1 ppb (1) 29.0 μg/m3 (26) 13.2 μg/m3 (53) 63.0
 
July 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 60.0 ppb (46) 0.12 ppb (1) 31.0 μg/m3 (28) 7.2 μg/m3 (30) 46.0
 
July 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (17) 0.14 ppb (2) 31.0 μg/m3 (28) 18.6 μg/m3 (64) 64.0
 
July 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.14 ppb (2) 35.0 μg/m3 (32) 11.3 μg/m3 (47) 47.0
 
July 19, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.14 ppb (2) 25.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
July 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 4.0 ppb (3) 0.14 ppb (2) 31.0 μg/m3 (28) 12.9 μg/m3 (52) 52.0
 
July 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 3.0 ppb (2) 0.15 ppb (2) 34.0 μg/m3 (31) 12.0 μg/m3 (50) 50.0
 
July 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 3.0 ppb (2) 0.12 ppb (1) 30.0 μg/m3 (27) 10.1 μg/m3 (42) 42.0
 
July 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 4.0 ppb (3) 0.12 ppb (1) 33.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
July 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 7.0 ppb (5) 0.1 ppb (1) 31.0 μg/m3 (28) 7.1 μg/m3 (30) 30.0
 
July 19, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 13.0 ppb (10) 0.05 ppb (1) 21.0 μg/m3 (19) 9.9 μg/m3 (41) 41.0
 
July 19, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 12.0 ppb (9) 0.05 ppb (1) 22.0 μg/m3 (20) 8.1 μg/m3 (34) 34.0
 
July 19, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 8.0 ppb (6) 0.08 ppb (1) 22.0 μg/m3 (20) 4.1 μg/m3 (17) 20.0
 
July 19, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 8.0 ppb (6) 0.12 ppb (1) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
July 19, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 10.0 ppb (8) 0.1 ppb (1) 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
July 19, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.19 ppb (2) 23.0 μg/m3 (21) 4.0 μg/m3 (17) 21.0
 
July 19, 2019, midnight N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.1 ppb (1) 14.0 μg/m3 (13) 5.9 μg/m3 (25) 25.0
 
July 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 25.0 ppb (19) N/A 14.0 μg/m3 (13) 4.1 μg/m3 (17) 19.0
 
July 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 23.0 ppb (18) 0.13 ppb (1) 17.0 μg/m3 (15) 5.9 μg/m3 (25) 25.0
 
July 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 27.0 ppb (21) 0.12 ppb (1) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
July 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 36.0 ppb (28) 0.09 ppb (1) 12.0 μg/m3 (11) 8.0 μg/m3 (33) 33.0
 
July 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 33.0 ppb (25) 0.1 ppb (1) 14.0 μg/m3 (13) 10.9 μg/m3 (45) 45.0
 
July 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 31.0 ppb (24) 0.13 ppb (1) 18.0 μg/m3 (16) 12.9 μg/m3 (52) 52.0
 
July 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 60.0 ppb (46) 0.05 ppb (1) 32.0 μg/m3 (29) 16.9 μg/m3 (60) 60.0
 
July 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 54.0 ppb (42) 0.03 ppb (0) 32.0 μg/m3 (29) 15.1 μg/m3 (57) 57.0
 
July 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) 0.05 ppb (1) 31.0 μg/m3 (28) 17.9 μg/m3 (63) 63.0
 
July 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 24.0 ppb (18) 0.1 ppb (1) 36.0 μg/m3 (33) 16.1 μg/m3 (59) 59.0
 
July 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 16.0 ppb (12) 0.09 ppb (1) 33.0 μg/m3 (30) 12.1 μg/m3 (50) 50.0
 
July 18, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 12.0 ppb (9) 0.1 ppb (1) 32.0 μg/m3 (29) 12.0 μg/m3 (50) 50.0
 
July 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 13.0 ppb (10) 0.06 ppb (1) 34.0 μg/m3 (31) 8.1 μg/m3 (34) 34.0
 
July 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 0.03 ppb (0) 37.0 μg/m3 (34) 9.0 μg/m3 (38) 38.0
 
July 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 0.01 ppb (0) 30.0 μg/m3 (27) 8.0 μg/m3 (33) 33.0
 
July 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 0.0 ppb (0) 24.0 μg/m3 (22) 4.1 μg/m3 (17) 22.0
 
July 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 0.03 ppb (0) 20.0 μg/m3 (18) 6.9 μg/m3 (29) 29.0
 
July 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
July 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 16.0 ppb (12) 0.02 ppb (0) 15.0 μg/m3 (14) 2.1 μg/m3 (9) 14.0
 
July 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 0.02 ppb (0) 14.0 μg/m3 (13) 1.0 μg/m3 (4) 13.0
 
July 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 0.02 ppb (0) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
July 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 23.0 ppb (18) 0.07 ppb (1) 13.0 μg/m3 (12) 5.9 μg/m3 (25) 25.0
 
July 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 30.0 ppb (23) 0.01 ppb (0) 12.0 μg/m3 (11) 10.8 μg/m3 (45) 45.0
 
July 18, 2019, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (28) 0.04 ppb (0) 50.0 μg/m3 (45) 19.7 μg/m3 (66) 66.0
 
July 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 52.0 ppb (40) N/A 47.0 μg/m3 (43) 12.3 μg/m3 (51) 51.0
 
July 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 49.0 ppb (38) 0.03 ppb (0) 38.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
July 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 52.0 ppb (40) 0.03 ppb (0) 33.0 μg/m3 (30) 11.1 μg/m3 (46) 46.0
 
July 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 59.0 ppb (45) 0.04 ppb (0) 44.0 μg/m3 (40) 10.0 μg/m3 (42) 45.0
 
July 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 62.0 ppb (48) 0.05 ppb (1) 41.0 μg/m3 (37) 14.8 μg/m3 (56) 56.0
 
July 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 0.06 ppb (1) 44.0 μg/m3 (40) 14.0 μg/m3 (54) 54.0
 
July 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 82.0 ppb (64) 0.1 ppb (1) 43.0 μg/m3 (39) 15.0 μg/m3 (56) 64.0
 
July 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 80.0 ppb (62) 0.12 ppb (1) 43.0 μg/m3 (39) 15.0 μg/m3 (56) 62.0
 
July 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 71.0 ppb (55) 0.13 ppb (1) 43.0 μg/m3 (39) 14.0 μg/m3 (54) 55.0
 
July 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 53.0 ppb (41) 0.12 ppb (1) 39.0 μg/m3 (35) 12.1 μg/m3 (50) 50.0
 
July 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 33.0 ppb (25) 0.12 ppb (1) 35.0 μg/m3 (32) 12.0 μg/m3 (50) 50.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 25.0 ppb (19) 0.09 ppb (1) 27.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
July 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.1 ppb (1) 32.0 μg/m3 (29) 12.1 μg/m3 (50) 50.0
 
July 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.09 ppb (1) 36.0 μg/m3 (33) 14.0 μg/m3 (54) 54.0
 
July 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 0.09 ppb (1) 26.0 μg/m3 (24) 14.1 μg/m3 (54) 54.0
 
July 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 21.0 ppb (16) N/A 26.0 μg/m3 (24) 15.9 μg/m3 (58) 58.0
 
July 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) N/A 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
July 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 24.0 ppb (18) 0.1 ppb (1) 23.0 μg/m3 (21) 11.8 μg/m3 (49) 49.0
 
July 17, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.11 ppb (1) 21.0 μg/m3 (19) 6.9 μg/m3 (29) 29.0
 
July 17, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.05 ppb (1) 17.0 μg/m3 (15) 4.1 μg/m3 (17) 17.0
 
July 17, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 30.0 ppb (23) 0.05 ppb (1) 19.0 μg/m3 (17) 8.2 μg/m3 (34) 34.0
 
July 17, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 32.0 ppb (25) 0.05 ppb (1) 24.0 μg/m3 (22) 13.8 μg/m3 (54) 54.0
 
July 17, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 49.0 ppb (38) 0.09 ppb (1) 32.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
July 17, 2019, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (41) 0.09 ppb (1) 23.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
July 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 62.0 ppb (48) N/A 24.0 μg/m3 (22) 9.1 μg/m3 (38) 48.0
 
July 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 70.0 ppb (54) 0.08 ppb (1) 24.0 μg/m3 (22) 13.0 μg/m3 (52) 54.0
 
July 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 77.0 ppb (60) 0.09 ppb (1) 25.0 μg/m3 (23) 13.1 μg/m3 (52) 60.0
 
July 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 81.0 ppb (63) 0.09 ppb (1) 27.0 μg/m3 (25) 15.0 μg/m3 (56) 63.0
 
July 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 84.0 ppb (66) 0.09 ppb (1) 30.0 μg/m3 (27) 14.1 μg/m3 (54) 66.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 87.0 ppb (68) 0.1 ppb (1) 34.0 μg/m3 (31) 16.8 μg/m3 (60) 68.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 0.09 ppb (1) 27.0 μg/m3 (25) 11.9 μg/m3 (50) 50.0
 
July 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 71.0 ppb (55) 0.09 ppb (1) 25.0 μg/m3 (23) 10.1 μg/m3 (42) 55.0
 
July 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 63.0 ppb (48) 0.13 ppb (1) 34.0 μg/m3 (31) 13.0 μg/m3 (52) 52.0
 
July 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 65.0 ppb (50) 0.12 ppb (1) 32.0 μg/m3 (29) 17.8 μg/m3 (62) 62.0
 
July 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 57.0 ppb (44) 0.13 ppb (1) 42.0 μg/m3 (38) 17.0 μg/m3 (61) 61.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A 3.0 ppb (4) 28.0 ppb (22) 0.22 ppb (2) 40.0 μg/m3 (36) 12.2 μg/m3 (50) 50.0
 
July 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 9.0 ppb (7) 0.28 ppb (3) 30.0 μg/m3 (27) 12.9 μg/m3 (52) 52.0
 
July 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 3.0 ppb (2) 0.19 ppb (2) 23.0 μg/m3 (21) 11.2 μg/m3 (47) 47.0
 
July 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 3.0 ppb (2) 0.18 ppb (2) 24.0 μg/m3 (22) 15.9 μg/m3 (58) 58.0
 
July 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 4.0 ppb (3) 0.18 ppb (2) 27.0 μg/m3 (25) 12.9 μg/m3 (52) 52.0
 
July 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 5.0 ppb (4) 0.21 ppb (2) 27.0 μg/m3 (25) 10.1 μg/m3 (42) 42.0
 
July 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 27.0 ppb (21) 0.17 ppb (2) 19.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
July 16, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 36.0 ppb (28) 0.17 ppb (2) 19.0 μg/m3 (17) 12.9 μg/m3 (52) 52.0
 
July 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 34.0 ppb (26) 0.21 ppb (2) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
July 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) 0.19 ppb (2) 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
July 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) 0.19 ppb (2) 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
July 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 47.0 ppb (36) 0.16 ppb (2) 17.0 μg/m3 (15) 9.9 μg/m3 (41) 41.0
 
July 16, 2019, midnight N/A N/A N/A N/A N/A N/A 49.0 ppb (38) 0.15 ppb (2) 15.0 μg/m3 (14) 7.0 μg/m3 (29) 38.0
 
July 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) N/A 13.0 μg/m3 (12) 7.1 μg/m3 (30) 38.0
 
July 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) 0.1 ppb (1) 13.0 μg/m3 (12) 8.9 μg/m3 (37) 38.0
 
July 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 53.0 ppb (41) 0.09 ppb (1) 15.0 μg/m3 (14) 5.9 μg/m3 (25) 41.0
 
July 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) 0.1 ppb (1) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 38.0
 
July 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 48.0 ppb (37) 0.09 ppb (1) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 37.0
 
July 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) 0.1 ppb (1) 13.0 μg/m3 (12) 5.1 μg/m3 (21) 34.0
 
July 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 40.0 ppb (31) 0.1 ppb (1) 15.0 μg/m3 (14) 7.1 μg/m3 (30) 31.0
 
July 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 38.0 ppb (29) 0.08 ppb (1) 15.0 μg/m3 (14) 10.8 μg/m3 (45) 45.0
 
July 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 38.0 ppb (29) 0.09 ppb (1) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 29.0
 
July 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 29.0 ppb (22) 0.11 ppb (1) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 22.0
 
July 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.11 ppb (1) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
July 15, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.12 ppb (1) 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
July 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 0.17 ppb (2) 19.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
July 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 13.0 ppb (10) 0.17 ppb (2) 27.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.17 ppb (2) 21.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 8.0 ppb (6) 0.15 ppb (2) 16.0 μg/m3 (15) 10.1 μg/m3 (42) 42.0
 
July 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 23.0 ppb (18) 0.09 ppb (1) 14.0 μg/m3 (13) 12.1 μg/m3 (50) 50.0
 
July 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.12 ppb (1) 16.0 μg/m3 (15) 13.8 μg/m3 (54) 54.0
 
July 15, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.17 ppb (2) 18.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.26 ppb (3) 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 25.0 ppb (19) 0.2 ppb (2) 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
July 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 31.0 ppb (24) 0.17 ppb (2) 16.0 μg/m3 (15) 9.1 μg/m3 (38) 38.0
 
July 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 37.0 ppb (28) 0.15 ppb (2) 17.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
July 15, 2019, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.16 ppb (2) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 46.0 ppb (35) N/A 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 52.0 ppb (40) 0.14 ppb (2) 22.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 55.0 ppb (42) 0.14 ppb (2) 21.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
July 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 55.0 ppb (42) 0.13 ppb (1) 21.0 μg/m3 (19) 13.0 μg/m3 (52) 52.0
 
July 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 53.0 ppb (41) 0.13 ppb (1) 22.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
July 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 52.0 ppb (40) 0.13 ppb (1) 22.0 μg/m3 (20) 12.8 μg/m3 (52) 52.0
 
July 14, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 53.0 ppb (41) 0.13 ppb (1) 22.0 μg/m3 (20) 6.1 μg/m3 (25) 41.0
 
July 14, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 57.0 ppb (44) 0.14 ppb (2) 23.0 μg/m3 (21) 8.1 μg/m3 (34) 44.0
 
July 14, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 58.0 ppb (45) 0.16 ppb (2) 21.0 μg/m3 (19) 11.1 μg/m3 (46) 46.0
 
July 14, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 56.0 ppb (43) 0.16 ppb (2) 21.0 μg/m3 (19) 13.9 μg/m3 (54) 54.0
 
July 14, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 51.0 ppb (39) 0.17 ppb (2) 19.0 μg/m3 (17) 11.9 μg/m3 (50) 50.0
 
July 14, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) 0.18 ppb (2) 19.0 μg/m3 (17) 10.1 μg/m3 (42) 42.0
 
July 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 32.0 ppb (25) 0.2 ppb (2) 19.0 μg/m3 (17) 14.0 μg/m3 (54) 54.0
 
July 14, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 28.0 ppb (22) 0.2 ppb (2) 20.0 μg/m3 (18) 12.9 μg/m3 (52) 52.0
 
July 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 32.0 ppb (25) 0.2 ppb (2) 19.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
July 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 34.0 ppb (26) 0.21 ppb (2) 19.0 μg/m3 (17) 10.9 μg/m3 (45) 45.0
 
July 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 38.0 ppb (29) 0.22 ppb (2) 18.0 μg/m3 (16) 9.1 μg/m3 (38) 38.0
 
July 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 40.0 ppb (31) 0.25 ppb (3) 18.0 μg/m3 (16) 13.6 μg/m3 (53) 53.0
 
July 14, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 26.0 ppb (20) 0.29 ppb (3) 20.0 μg/m3 (18) 30.3 μg/m3 (89) 89.0
 
July 14, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 24.0 ppb (18) 0.33 ppb (4) 36.0 μg/m3 (33) 11.9 μg/m3 (50) 50.0
 
July 14, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 37.0 ppb (28) 0.27 ppb (3) 18.0 μg/m3 (16) 8.9 μg/m3 (37) 37.0
 
July 14, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 46.0 ppb (35) 0.25 ppb (3) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 35.0
 
July 14, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) 0.24 ppb (3) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 38.0
 
July 14, 2019, midnight N/A N/A N/A N/A N/A N/A 56.0 ppb (43) 0.22 ppb (2) 14.0 μg/m3 (13) 7.9 μg/m3 (33) 43.0
 
July 13, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 57.0 ppb (44) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 44.0
 
July 13, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 56.0 ppb (43) 0.16 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 43.0
 
July 13, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 52.0 ppb (40) 0.15 ppb (2) 14.0 μg/m3 (13) 5.1 μg/m3 (21) 40.0
 
July 13, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) 0.15 ppb (2) 13.0 μg/m3 (12) 8.0 μg/m3 (33) 38.0
 
July 13, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 54.0 ppb (42) 0.14 ppb (2) 16.0 μg/m3 (15) 9.0 μg/m3 (38) 42.0
 
July 13, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 63.0 ppb (48) 0.15 ppb (2) 18.0 μg/m3 (16) 9.9 μg/m3 (41) 48.0
 
July 13, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 62.0 ppb (48) 0.15 ppb (2) 19.0 μg/m3 (17) 7.1 μg/m3 (30) 48.0
 
July 13, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 55.0 ppb (42) 0.16 ppb (2) 19.0 μg/m3 (17) 11.1 μg/m3 (46) 46.0
 
July 13, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 52.0 ppb (40) 0.17 ppb (2) 21.0 μg/m3 (19) 12.8 μg/m3 (52) 52.0
 
July 13, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 41.0 ppb (32) 0.16 ppb (2) 18.0 μg/m3 (16) 8.2 μg/m3 (34) 34.0
 
July 13, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 33.0 ppb (25) 0.16 ppb (2) 18.0 μg/m3 (16) 12.8 μg/m3 (52) 52.0
 
July 13, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 26.0 ppb (20) 0.18 ppb (2) 18.0 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
July 13, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 0.28 ppb (3) 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
July 13, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 8.0 ppb (6) 0.28 ppb (3) 24.0 μg/m3 (22) 9.1 μg/m3 (38) 38.0
 
July 13, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 10.0 ppb (8) 0.24 ppb (3) 23.0 μg/m3 (21) 10.8 μg/m3 (45) 45.0
 
July 13, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 15.0 ppb (12) 0.23 ppb (3) 21.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
July 13, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 0.26 ppb (3) 20.0 μg/m3 (18) 7.1 μg/m3 (30) 30.0
 
July 13, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.31 ppb (3) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
July 13, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 19.0 ppb (15) 0.25 ppb (3) 15.0 μg/m3 (14) 11.9 μg/m3 (50) 50.0
 
July 13, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.3 ppb (3) 20.0 μg/m3 (18) 9.9 μg/m3 (41) 41.0
 
July 13, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.31 ppb (3) 28.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0