AQSQID: 040130019

Site Name: West Phoenix

Location: Phoenix (W Earll Dr), AZ

Reporting: True, Located: True

Current AQI: 17.0

Phoenix (W Earll Dr) AZ, US: 33.483799, -112.142601

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 20, 2019, 6 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 20.0 ppb (15) 0.2 ppb (2) 19.0 μg/m3 (17) 3.1 μg/m3 (13) 17.0
 
July 20, 2019, 5 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.2 ppb (2) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
July 20, 2019, 4 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 20.0 ppb (15) 0.3 ppb (3) 21.0 μg/m3 (19) 6.1 μg/m3 (25) 25.0
 
July 20, 2019, 3 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.2 ppb (2) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
July 20, 2019, 2 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 13.0 μg/m3 (12) 4.1 μg/m3 (17) 25.0
 
July 20, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.1 ppb (1) 14.0 μg/m3 (13) 3.6 μg/m3 (15) 28.0
 
July 20, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.1 ppb (1) 13.0 μg/m3 (12) 3.1 μg/m3 (13) 28.0
 
July 19, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.1 ppb (1) 13.0 μg/m3 (12) 2.3 μg/m3 (10) 30.0
 
July 19, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.1 ppb (1) 18.0 μg/m3 (16) 3.4 μg/m3 (14) 31.0
 
July 19, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.1 ppb (1) 18.0 μg/m3 (16) 4.4 μg/m3 (18) 32.0
 
July 19, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 14.0 μg/m3 (13) 3.2 μg/m3 (13) 32.0
 
July 19, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 17.0 μg/m3 (15) 3.6 μg/m3 (15) 32.0
 
July 19, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 21.0 μg/m3 (19) 3.8 μg/m3 (16) 32.0
 
July 19, 2019, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) 0.1 ppb (1) 32.0 μg/m3 (29) 6.1 μg/m3 (25) 29.0
 
July 19, 2019, 4 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) 0.1 ppb (1) 38.0 μg/m3 (35) 6.2 μg/m3 (26) 35.0
 
July 19, 2019, 3 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) 0.2 ppb (2) 39.0 μg/m3 (35) 7.5 μg/m3 (31) 35.0
 
July 19, 2019, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) 0.2 ppb (2) 35.0 μg/m3 (32) 5.3 μg/m3 (22) 32.0
 
July 19, 2019, 1 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 9.0 ppb (7) 0.3 ppb (3) 30.0 μg/m3 (27) 5.6 μg/m3 (23) 27.0
 
July 19, 2019, noon N/A N/A N/A 17.0 ppb (16) N/A N/A 11.0 ppb (8) 0.3 ppb (3) 20.0 μg/m3 (18) 4.8 μg/m3 (20) 20.0
 
July 19, 2019, 11 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.2 ppb (2) 16.0 μg/m3 (15) 4.5 μg/m3 (19) 19.0
 
July 19, 2019, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 17.0 ppb (13) 0.1 ppb (1) 16.0 μg/m3 (15) 6.4 μg/m3 (27) 27.0
 
July 19, 2019, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 16.0 μg/m3 (15) 5.3 μg/m3 (22) 22.0
 
July 19, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 21.0 ppb (16) 0.1 ppb (1) 14.0 μg/m3 (13) 3.4 μg/m3 (14) 16.0
 
July 19, 2019, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.1 ppb (1) 18.0 μg/m3 (16) 6.5 μg/m3 (27) 27.0
 
July 19, 2019, 6 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.2 ppb (2) 18.0 μg/m3 (16) 6.9 μg/m3 (29) 29.0
 
July 19, 2019, 5 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 21.0 ppb (16) 0.2 ppb (2) 18.0 μg/m3 (16) 6.3 μg/m3 (26) 26.0
 
July 19, 2019, 4 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 15.0 μg/m3 (14) 4.1 μg/m3 (17) 19.0
 
July 19, 2019, 3 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 26.0 ppb (20) 0.2 ppb (2) 18.0 μg/m3 (16) 5.6 μg/m3 (23) 23.0
 
July 19, 2019, 2 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) 0.2 ppb (2) 16.0 μg/m3 (15) 4.8 μg/m3 (20) 23.0
 
July 19, 2019, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) 0.2 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 28.0
 
July 19, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.1 ppb (1) 21.0 μg/m3 (19) 4.3 μg/m3 (18) 30.0
 
July 18, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.1 ppb (1) 22.0 μg/m3 (20) 4.1 μg/m3 (17) 31.0
 
July 18, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 19.0 μg/m3 (17) 4.9 μg/m3 (20) 32.0
 
July 18, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 18.0 μg/m3 (16) 4.4 μg/m3 (18) 34.0
 
July 18, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 34.0
 
July 18, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) 0.1 ppb (1) 12.0 μg/m3 (11) 4.3 μg/m3 (18) 35.0
 
July 18, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 34.0
 
July 18, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.1 ppb (1) 17.0 μg/m3 (15) 5.3 μg/m3 (22) 30.0
 
July 18, 2019, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.1 ppb (1) 20.0 μg/m3 (18) 6.4 μg/m3 (27) 28.0
 
July 18, 2019, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) 0.2 ppb (2) 21.0 μg/m3 (19) 7.4 μg/m3 (31) 31.0
 
July 18, 2019, 2 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 18.0 ppb (14) 0.2 ppb (2) 22.0 μg/m3 (20) 4.9 μg/m3 (20) 20.0
 
July 18, 2019, 1 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.3 ppb (3) 26.0 μg/m3 (24) 5.9 μg/m3 (25) 25.0
 
July 18, 2019, noon N/A N/A N/A 15.0 ppb (14) N/A N/A 14.0 ppb (11) 0.3 ppb (3) 16.0 μg/m3 (15) 4.7 μg/m3 (20) 20.0
 
July 18, 2019, 11 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.2 ppb (2) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
July 18, 2019, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 13.0 μg/m3 (12) 5.7 μg/m3 (24) 24.0
 
July 18, 2019, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 26.0 ppb (20) 0.1 ppb (1) 14.0 μg/m3 (13) 6.1 μg/m3 (25) 25.0
 
July 18, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) 0.2 ppb (2) 12.0 μg/m3 (11) 3.6 μg/m3 (15) 21.0
 
July 18, 2019, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) 0.1 ppb (1) 25.0 μg/m3 (23) 13.8 μg/m3 (54) 54.0
 
July 18, 2019, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.1 ppb (1) 23.0 μg/m3 (21) 8.1 μg/m3 (34) 34.0
 
July 18, 2019, 5 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.2 ppb (2) 23.0 μg/m3 (21) 5.9 μg/m3 (25) 25.0
 
July 18, 2019, 4 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.2 ppb (2) 21.0 μg/m3 (19) 6.8 μg/m3 (28) 28.0
 
July 18, 2019, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) 0.2 ppb (2) 22.0 μg/m3 (20) 6.2 μg/m3 (26) 26.0
 
July 18, 2019, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.2 ppb (2) 22.0 μg/m3 (20) 5.8 μg/m3 (24) 27.0
 
July 18, 2019, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.1 ppb (1) 29.0 μg/m3 (26) 6.2 μg/m3 (26) 28.0
 
July 18, 2019, midnight N/A N/A N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.1 ppb (1) 27.0 μg/m3 (25) 5.2 μg/m3 (22) 30.0
 
July 17, 2019, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.2 ppb (2) 33.0 μg/m3 (30) 6.4 μg/m3 (27) 30.0
 
July 17, 2019, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.2 ppb (2) 35.0 μg/m3 (32) 6.9 μg/m3 (29) 32.0
 
July 17, 2019, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) 0.1 ppb (1) 26.0 μg/m3 (24) 4.3 μg/m3 (18) 31.0
 
July 17, 2019, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) 0.1 ppb (1) 21.0 μg/m3 (19) 5.4 μg/m3 (23) 31.0
 
July 17, 2019, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.1 ppb (1) 21.0 μg/m3 (19) 5.7 μg/m3 (24) 30.0
 
July 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.1 ppb (1) N/A N/A 29.0
 
July 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.1 ppb (1) N/A N/A 29.0
 
July 17, 2019, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 22.0 μg/m3 (20) 6.5 μg/m3 (27) 27.0
 
July 17, 2019, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A N/A 21.0 μg/m3 (19) 4.6 μg/m3 (19) 19.0
 
July 17, 2019, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.2 ppb (2) 30.0 μg/m3 (27) 4.8 μg/m3 (20) 27.0
 
July 17, 2019, 1 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 11.0 ppb (8) 0.2 ppb (2) 20.0 μg/m3 (18) 4.3 μg/m3 (18) 18.0
 
July 17, 2019, noon N/A N/A N/A 14.0 ppb (13) N/A N/A 11.0 ppb (8) 0.2 ppb (2) 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
July 17, 2019, 11 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 17.0 ppb (13) 0.2 ppb (2) 14.0 μg/m3 (13) 5.1 μg/m3 (21) 21.0
 
July 17, 2019, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 20.0 ppb (15) 0.1 ppb (1) 13.0 μg/m3 (12) 4.2 μg/m3 (18) 18.0
 
July 17, 2019, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 22.0 ppb (17) 0.1 ppb (1) 16.0 μg/m3 (15) 6.9 μg/m3 (29) 29.0
 
July 17, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.1 ppb (1) 22.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
July 17, 2019, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 21.0 ppb (16) 0.1 ppb (1) 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
July 17, 2019, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) 0.1 ppb (1) 17.0 μg/m3 (15) 7.2 μg/m3 (30) 30.0
 
July 17, 2019, 5 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) 0.2 ppb (2) 16.0 μg/m3 (15) 7.5 μg/m3 (31) 31.0
 
July 17, 2019, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 24.0 μg/m3 (22) 9.0 μg/m3 (38) 38.0
 
July 17, 2019, 3 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) 0.2 ppb (2) 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
July 17, 2019, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 39.0 ppb (30) 0.2 ppb (2) 18.0 μg/m3 (16) 4.3 μg/m3 (18) 30.0
 
July 17, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.2 ppb (2) 20.0 μg/m3 (18) 5.5 μg/m3 (23) 35.0
 
July 17, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.2 ppb (2) 17.0 μg/m3 (15) 4.5 μg/m3 (19) 40.0
 
July 16, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.2 ppb (2) 24.0 μg/m3 (22) 6.6 μg/m3 (28) 41.0
 
July 16, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) 0.2 ppb (2) 25.0 μg/m3 (23) 5.6 μg/m3 (23) 42.0
 
July 16, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 59.0 ppb (45) 0.2 ppb (2) 30.0 μg/m3 (27) 8.9 μg/m3 (37) 45.0
 
July 16, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 63.0 ppb (48) 0.2 ppb (2) 31.0 μg/m3 (28) 4.9 μg/m3 (20) 48.0
 
July 16, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 65.0 ppb (50) 0.2 ppb (2) 32.0 μg/m3 (29) 8.6 μg/m3 (36) 50.0
 
July 16, 2019, 6 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 63.0 ppb (48) 0.2 ppb (2) 38.0 μg/m3 (35) 10.2 μg/m3 (42) 48.0
 
July 16, 2019, 5 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 49.0 ppb (38) 0.3 ppb (3) 35.0 μg/m3 (32) 9.2 μg/m3 (38) 38.0
 
July 16, 2019, 4 p.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 39.0 ppb (30) 0.3 ppb (3) 34.0 μg/m3 (31) 8.2 μg/m3 (34) 34.0
 
July 16, 2019, 3 p.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 26.0 ppb (20) 0.3 ppb (3) 44.0 μg/m3 (40) 8.2 μg/m3 (34) 40.0
 
July 16, 2019, 2 p.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 9.0 ppb (7) 0.5 ppb (6) 54.0 μg/m3 (49) 12.3 μg/m3 (51) 51.0
 
July 16, 2019, 1 p.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 3.0 ppb (2) 0.6 ppb (7) 48.0 μg/m3 (44) 9.7 μg/m3 (40) 44.0
 
July 16, 2019, noon N/A N/A N/A 27.0 ppb (25) N/A N/A 5.0 ppb (4) 0.5 ppb (6) 26.0 μg/m3 (24) 5.4 μg/m3 (23) 25.0
 
July 16, 2019, 11 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) 0.2 ppb (2) 19.0 μg/m3 (17) 5.4 μg/m3 (23) 23.0
 
July 16, 2019, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) 0.2 ppb (2) 22.0 μg/m3 (20) 7.5 μg/m3 (31) 31.0
 
July 16, 2019, 9 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 15.0 ppb (12) 0.2 ppb (2) 24.0 μg/m3 (22) 6.5 μg/m3 (27) 27.0
 
July 16, 2019, 8 a.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 18.0 ppb (14) 0.2 ppb (2) 20.0 μg/m3 (18) 4.8 μg/m3 (20) 20.0
 
July 16, 2019, 7 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.2 ppb (2) 19.0 μg/m3 (17) 4.6 μg/m3 (19) 24.0
 
July 16, 2019, 6 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) 0.2 ppb (2) 20.0 μg/m3 (18) 5.0 μg/m3 (21) 25.0
 
July 16, 2019, 5 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 23.0 ppb (18) 0.2 ppb (2) 21.0 μg/m3 (19) 6.2 μg/m3 (26) 26.0
 
July 16, 2019, 4 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 28.0 ppb (22) 0.2 ppb (2) 19.0 μg/m3 (17) 4.9 μg/m3 (20) 22.0
 
July 16, 2019, 3 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 17.0 μg/m3 (15) 3.6 μg/m3 (15) 25.0
 
July 16, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) 0.2 ppb (2) 15.0 μg/m3 (14) 5.1 μg/m3 (21) 32.0
 
July 16, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.2 ppb (2) 17.0 μg/m3 (15) 6.2 μg/m3 (26) 35.0
 
July 16, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) 0.2 ppb (2) 18.0 μg/m3 (16) 6.9 μg/m3 (29) 36.0
 
July 15, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.2 ppb (2) 17.0 μg/m3 (15) 6.1 μg/m3 (25) 37.0
 
July 15, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) 0.2 ppb (2) 20.0 μg/m3 (18) 6.4 μg/m3 (27) 38.0
 
July 15, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.2 ppb (2) 20.0 μg/m3 (18) 6.2 μg/m3 (26) 41.0
 
July 15, 2019, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 54.0 ppb (42) 0.2 ppb (2) 18.0 μg/m3 (16) 5.3 μg/m3 (22) 42.0
 
July 15, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) 0.1 ppb (1) 28.0 μg/m3 (25) 7.1 μg/m3 (30) 43.0
 
July 15, 2019, 6 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 60.0 ppb (46) 0.2 ppb (2) 42.0 μg/m3 (38) 9.6 μg/m3 (40) 46.0
 
July 15, 2019, 5 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 57.0 ppb (44) 0.2 ppb (2) 39.0 μg/m3 (35) 10.2 μg/m3 (42) 44.0
 
July 15, 2019, 4 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 39.0 ppb (30) 0.2 ppb (2) 38.0 μg/m3 (35) 8.9 μg/m3 (37) 37.0
 
July 15, 2019, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 26.0 ppb (20) 0.3 ppb (3) 61.0 μg/m3 (53) 12.0 μg/m3 (50) 53.0
 
July 15, 2019, 2 p.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 13.0 ppb (10) 0.4 ppb (4) 45.0 μg/m3 (41) 7.4 μg/m3 (31) 41.0
 
July 15, 2019, 1 p.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 11.0 ppb (8) 0.3 ppb (3) 25.0 μg/m3 (23) 5.4 μg/m3 (23) 23.0
 
July 15, 2019, noon N/A N/A N/A 17.0 ppb (16) N/A N/A 16.0 ppb (12) 0.3 ppb (3) 21.0 μg/m3 (19) 5.6 μg/m3 (23) 23.0
 
July 15, 2019, 11 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) 0.2 ppb (2) 20.0 μg/m3 (18) 4.6 μg/m3 (19) 19.0
 
July 15, 2019, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.2 ppb (2) 22.0 μg/m3 (20) 6.1 μg/m3 (25) 25.0
 
July 15, 2019, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) 0.1 ppb (1) 24.0 μg/m3 (22) 8.3 μg/m3 (35) 35.0
 
July 15, 2019, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) 0.2 ppb (2) 27.0 μg/m3 (25) 8.1 μg/m3 (34) 34.0
 
July 15, 2019, 7 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 11.0 ppb (8) 0.3 ppb (3) 21.0 μg/m3 (19) 9.1 μg/m3 (38) 38.0
 
July 15, 2019, 6 a.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 17.0 ppb (13) 0.3 ppb (3) 22.0 μg/m3 (20) 9.4 μg/m3 (39) 39.0
 
July 15, 2019, 5 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 18.0 ppb (14) 0.3 ppb (3) 11.0 μg/m3 (10) 1.4 μg/m3 (6) 15.0
 
July 15, 2019, 4 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) 0.3 ppb (3) 10.0 μg/m3 (9) 4.2 μg/m3 (18) 20.0
 
July 15, 2019, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) 0.2 ppb (2) 16.0 μg/m3 (15) 8.9 μg/m3 (37) 37.0
 
July 15, 2019, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.2 ppb (2) 27.0 μg/m3 (25) 8.4 μg/m3 (35) 35.0
 
July 15, 2019, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.2 ppb (2) 22.0 μg/m3 (20) 7.1 μg/m3 (30) 31.0
 
July 15, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.2 ppb (2) 18.0 μg/m3 (16) 5.9 μg/m3 (25) 32.0
 
July 14, 2019, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.2 ppb (2) 18.0 μg/m3 (16) 5.2 μg/m3 (22) 30.0
 
July 14, 2019, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) 0.2 ppb (2) 20.0 μg/m3 (18) 7.3 μg/m3 (30) 33.0
 
July 14, 2019, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 19.0 μg/m3 (17) 6.1 μg/m3 (25) 34.0
 
July 14, 2019, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 15.0 μg/m3 (14) 5.1 μg/m3 (21) 32.0
 
July 14, 2019, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 15.0 μg/m3 (14) 6.3 μg/m3 (26) 32.0
 
July 14, 2019, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 15.0 μg/m3 (14) 5.6 μg/m3 (23) 32.0
 
July 14, 2019, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.1 ppb (1) 15.0 μg/m3 (14) 4.4 μg/m3 (18) 30.0
 
July 14, 2019, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.1 ppb (1) 18.0 μg/m3 (16) 5.9 μg/m3 (25) 30.0
 
July 14, 2019, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) 0.2 ppb (2) 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
July 14, 2019, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 24.0 μg/m3 (22) 10.6 μg/m3 (44) 44.0
 
July 14, 2019, 1 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.2 ppb (2) 21.0 μg/m3 (19) 9.4 μg/m3 (39) 39.0
 
July 14, 2019, noon N/A N/A N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.2 ppb (2) 19.0 μg/m3 (17) 6.5 μg/m3 (27) 27.0
 
July 14, 2019, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.2 ppb (2) 24.0 μg/m3 (22) 7.2 μg/m3 (30) 30.0
 
July 14, 2019, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.2 ppb (2) 48.0 μg/m3 (44) 11.6 μg/m3 (48) 48.0
 
July 14, 2019, 9 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 59.0 μg/m3 (52) 11.3 μg/m3 (47) 52.0
 
July 14, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 77.0 μg/m3 (61) 11.3 μg/m3 (47) 61.0
 
July 14, 2019, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) 0.1 ppb (1) 50.0 μg/m3 (45) 12.2 μg/m3 (50) 50.0
 
July 14, 2019, 6 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 27.0 μg/m3 (25) 11.4 μg/m3 (48) 48.0
 
July 14, 2019, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) 0.2 ppb (2) 28.0 μg/m3 (25) 7.5 μg/m3 (31) 31.0
 
July 14, 2019, 4 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) 0.2 ppb (2) 22.0 μg/m3 (20) 7.2 μg/m3 (30) 30.0
 
July 14, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) 0.2 ppb (2) 16.0 μg/m3 (15) 3.2 μg/m3 (13) 23.0
 
July 14, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.2 ppb (2) 14.0 μg/m3 (13) 4.3 μg/m3 (18) 28.0
 
July 14, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.2 ppb (2) 15.0 μg/m3 (14) 3.5 μg/m3 (15) 31.0
 
July 14, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.2 ppb (2) 18.0 μg/m3 (16) 4.8 μg/m3 (20) 32.0
 
July 13, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.2 ppb (2) 18.0 μg/m3 (16) 3.6 μg/m3 (15) 32.0
 
July 13, 2019, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 18.0 μg/m3 (16) 3.8 μg/m3 (16) 32.0
 
July 13, 2019, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.1 ppb (1) 20.0 μg/m3 (18) 6.3 μg/m3 (26) 32.0
 
July 13, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.1 ppb (1) 19.0 μg/m3 (17) 6.8 μg/m3 (28) 33.0
 
July 13, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.1 ppb (1) 15.0 μg/m3 (14) 3.8 μg/m3 (16) 33.0
 
July 13, 2019, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.1 ppb (1) 16.0 μg/m3 (15) 3.8 μg/m3 (16) 32.0
 
July 13, 2019, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.1 ppb (1) 16.0 μg/m3 (15) 4.2 μg/m3 (18) 29.0
 
July 13, 2019, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.1 ppb (1) 13.0 μg/m3 (12) 4.2 μg/m3 (18) 28.0
 
July 13, 2019, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.1 ppb (1) 22.0 μg/m3 (20) 6.5 μg/m3 (27) 28.0
 
July 13, 2019, 2 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 27.0 ppb (21) 0.3 ppb (3) 44.0 μg/m3 (40) 13.5 μg/m3 (53) 53.0
 
July 13, 2019, 1 p.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 8.0 ppb (6) 0.5 ppb (6) 31.0 μg/m3 (28) 10.4 μg/m3 (43) 43.0
 
July 13, 2019, noon N/A N/A N/A 18.0 ppb (17) N/A N/A 12.0 ppb (9) 0.4 ppb (4) 20.0 μg/m3 (18) 7.4 μg/m3 (31) 31.0
 
July 13, 2019, 11 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 16.0 ppb (12) 0.3 ppb (3) 18.0 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
July 13, 2019, 10 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.2 ppb (2) 13.0 μg/m3 (12) 7.2 μg/m3 (30) 30.0
 
July 13, 2019, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.1 ppb (1) 18.0 μg/m3 (16) 8.8 μg/m3 (37) 37.0
 
July 13, 2019, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) 0.2 ppb (2) 42.0 μg/m3 (38) 15.1 μg/m3 (57) 57.0
 
July 13, 2019, 7 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 23.0 ppb (18) 0.3 ppb (3) 20.0 μg/m3 (18) 4.3 μg/m3 (18) 18.0