AQSQID: 040131004

Site Name: North Phoenix

Location: Phoenix, AZ

Reporting: True, Located: True

Current AQI: 24.0

Phoenix AZ, US: 33.560299, -112.066299

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 24.0
 
July 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 17.0 μg/m3 (15) 5.8 μg/m3 (24) 25.0
 
July 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 23.0 μg/m3 (21) 6.4 μg/m3 (27) 27.0
 
July 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 52.0 μg/m3 (47) 11.9 μg/m3 (50) 50.0
 
July 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 51.0 μg/m3 (46) 11.6 μg/m3 (48) 48.0
 
July 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 48.0 μg/m3 (44) 6.0 μg/m3 (25) 44.0
 
July 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 68.0 μg/m3 (56) 7.5 μg/m3 (31) 56.0
 
July 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 28.0 μg/m3 (25) 4.6 μg/m3 (19) 30.0
 
July 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 40.0 μg/m3 (36) 6.7 μg/m3 (28) 36.0
 
July 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 45.0 μg/m3 (41) 7.3 μg/m3 (30) 41.0
 
July 22, 2019, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 47.0 μg/m3 (43) 9.1 μg/m3 (38) 43.0
 
July 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 42.0 μg/m3 (38) 5.8 μg/m3 (24) 38.0
 
July 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 26.0 μg/m3 (24) 5.7 μg/m3 (24) 36.0
 
July 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 20.0 μg/m3 (18) 5.4 μg/m3 (23) 35.0
 
July 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 29.0 μg/m3 (26) 6.1 μg/m3 (25) 35.0
 
July 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 34.0 μg/m3 (31) 5.9 μg/m3 (25) 35.0
 
July 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 43.0 μg/m3 (39) 7.8 μg/m3 (32) 39.0
 
July 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 44.0 μg/m3 (40) 5.1 μg/m3 (21) 40.0
 
July 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 46.0 μg/m3 (42) 5.7 μg/m3 (24) 42.0
 
July 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 30.0 μg/m3 (27) 7.2 μg/m3 (30) 30.0
 
July 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 23.0 μg/m3 (21) 7.3 μg/m3 (30) 30.0
 
July 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 21.0 μg/m3 (19) 7.1 μg/m3 (30) 30.0
 
July 21, 2019, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 13.0 μg/m3 (12) 6.2 μg/m3 (26) 26.0
 
July 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 12.0 μg/m3 (11) 4.2 μg/m3 (18) 21.0
 
July 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 16.0 μg/m3 (15) 6.1 μg/m3 (25) 25.0
 
July 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 11.0 μg/m3 (10) 3.6 μg/m3 (15) 20.0
 
July 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 16.0 μg/m3 (15) 5.7 μg/m3 (24) 24.0
 
July 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 21.0 μg/m3 (19) 9.7 μg/m3 (40) 40.0
 
July 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 20.0 μg/m3 (18) 10.8 μg/m3 (45) 45.0
 
July 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 15.0 μg/m3 (14) 6.2 μg/m3 (26) 26.0
 
July 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 16.0 μg/m3 (15) 6.4 μg/m3 (27) 27.0
 
July 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 13.0 μg/m3 (12) 3.8 μg/m3 (16) 25.0
 
July 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 9.0 μg/m3 (8) 1.6 μg/m3 (7) 32.0
 
July 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 8.0 μg/m3 (7) 1.2 μg/m3 (5) 35.0
 
July 21, 2019, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 8.0 μg/m3 (7) 2.8 μg/m3 (12) 36.0
 
July 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 7.0 μg/m3 (6) 1.4 μg/m3 (6) 38.0
 
July 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 9.0 μg/m3 (8) 1.9 μg/m3 (8) 38.0
 
July 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 8.0 μg/m3 (7) 1.1 μg/m3 (5) 38.0
 
July 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 5.0 μg/m3 (5) 1.4 μg/m3 (6) 38.0
 
July 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 9.0 μg/m3 (8) 2.5 μg/m3 (10) 38.0
 
July 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 10.0 μg/m3 (9) 2.1 μg/m3 (9) 38.0
 
July 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 17.0 μg/m3 (15) 6.3 μg/m3 (26) 38.0
 
July 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 17.0 μg/m3 (15) 5.4 μg/m3 (23) 32.0
 
July 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 6.0 μg/m3 (5) 1.6 μg/m3 (7) 26.0
 
July 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 22.0 μg/m3 (20) 3.3 μg/m3 (14) 22.0
 
July 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 23.0 μg/m3 (21) 4.7 μg/m3 (20) 21.0
 
July 20, 2019, noon N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
July 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 20.0 μg/m3 (18) 6.1 μg/m3 (25) 25.0
 
July 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 20.0 μg/m3 (18) 4.4 μg/m3 (18) 18.0
 
July 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 18.0 μg/m3 (16) 4.4 μg/m3 (18) 19.0
 
July 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 19.0 μg/m3 (17) 5.9 μg/m3 (25) 25.0
 
July 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 16.0 μg/m3 (15) 3.6 μg/m3 (15) 15.0
 
July 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 14.0 μg/m3 (13) 2.5 μg/m3 (10) 20.0
 
July 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 20.0 μg/m3 (18) 6.9 μg/m3 (29) 29.0
 
July 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
July 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 10.0 μg/m3 (9) 3.6 μg/m3 (15) 25.0
 
July 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 13.0 μg/m3 (12) 3.9 μg/m3 (16) 31.0
 
July 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 12.0 μg/m3 (11) 0.8 μg/m3 (3) 32.0
 
July 20, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 15.0 μg/m3 (14) 4.6 μg/m3 (19) 35.0
 
July 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 15.0 μg/m3 (14) 4.5 μg/m3 (19) 35.0
 
July 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 14.0 μg/m3 (13) 3.5 μg/m3 (15) 35.0
 
July 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 11.0 μg/m3 (10) 2.0 μg/m3 (8) 38.0
 
July 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 14.0 μg/m3 (13) 1.8 μg/m3 (8) 36.0
 
July 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 19.0 μg/m3 (17) 3.9 μg/m3 (16) 39.0
 
July 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 32.0 μg/m3 (29) 6.0 μg/m3 (25) 39.0
 
July 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 40.0 μg/m3 (36) 8.8 μg/m3 (37) 37.0
 
July 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 45.0 μg/m3 (41) 6.8 μg/m3 (28) 41.0
 
July 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 37.0 μg/m3 (34) 6.4 μg/m3 (27) 34.0
 
July 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 31.0 μg/m3 (28) 5.5 μg/m3 (23) 28.0
 
July 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 53.0 μg/m3 (48) 7.5 μg/m3 (31) 48.0
 
July 19, 2019, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 17.0 μg/m3 (15) 4.6 μg/m3 (19) 19.0
 
July 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 11.0 μg/m3 (10) 3.3 μg/m3 (14) 14.0
 
July 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 17.0
 
July 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 17.0 μg/m3 (15) 5.8 μg/m3 (24) 24.0
 
July 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 17.0 μg/m3 (15) 5.7 μg/m3 (24) 24.0
 
July 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 10.0 μg/m3 (9) 3.8 μg/m3 (16) 18.0
 
July 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 11.0 μg/m3 (10) 5.6 μg/m3 (23) 24.0
 
July 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 14.0 μg/m3 (13) 3.9 μg/m3 (16) 25.0
 
July 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 12.0 μg/m3 (11) 5.6 μg/m3 (23) 26.0
 
July 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 12.0 μg/m3 (11) 4.7 μg/m3 (20) 28.0
 
July 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 31.0
 
July 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 13.0 μg/m3 (12) 3.3 μg/m3 (14) 33.0
 
July 19, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 20.0 μg/m3 (18) 2.8 μg/m3 (12) 35.0
 
July 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 18.0 μg/m3 (16) 3.2 μg/m3 (13) 36.0
 
July 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 19.0 μg/m3 (17) 5.3 μg/m3 (22) 39.0
 
July 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 22.0 μg/m3 (20) 4.7 μg/m3 (20) 41.0
 
July 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 22.0 μg/m3 (20) 2.9 μg/m3 (12) 41.0
 
July 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 15.0 μg/m3 (14) 5.1 μg/m3 (21) 41.0
 
July 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 13.0 μg/m3 (12) 3.8 μg/m3 (16) 42.0
 
July 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 33.0 μg/m3 (30) 7.2 μg/m3 (30) 37.0
 
July 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 38.0 μg/m3 (35) 8.4 μg/m3 (35) 35.0
 
July 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 18.0 μg/m3 (16) 5.4 μg/m3 (23) 26.0
 
July 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 21.0 μg/m3 (19) 3.7 μg/m3 (15) 20.0
 
July 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 26.0 μg/m3 (24) 4.4 μg/m3 (18) 24.0
 
July 18, 2019, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 10.0 μg/m3 (9) 2.5 μg/m3 (10) 15.0
 
July 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 25.0
 
July 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 12.0 μg/m3 (11) 6.2 μg/m3 (26) 26.0
 
July 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 11.0 μg/m3 (10) 3.9 μg/m3 (16) 22.0
 
July 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 12.0 μg/m3 (11) 3.3 μg/m3 (14) 26.0
 
July 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 28.0
 
July 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 20.0 μg/m3 (18) 3.4 μg/m3 (14) 28.0
 
July 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 15.0 μg/m3 (14) 4.5 μg/m3 (19) 29.0
 
July 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 13.0 μg/m3 (12) 5.5 μg/m3 (23) 32.0
 
July 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 21.0 μg/m3 (19) 6.3 μg/m3 (26) 30.0
 
July 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 26.0 μg/m3 (24) 5.6 μg/m3 (23) 32.0
 
July 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 20.0 μg/m3 (18) 3.9 μg/m3 (16) 34.0
 
July 18, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 35.0
 
July 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 33.0 μg/m3 (30) 6.2 μg/m3 (26) 35.0
 
July 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 32.0 μg/m3 (29) 8.0 μg/m3 (33) 36.0
 
July 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 23.0 μg/m3 (21) 6.0 μg/m3 (25) 38.0
 
July 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 27.0 μg/m3 (25) 7.1 μg/m3 (30) 38.0
 
July 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 27.0 μg/m3 (25) 9.2 μg/m3 (38) 43.0
 
July 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A 29.0 μg/m3 (26) 7.7 μg/m3 (32) 44.0
 
July 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 27.0 μg/m3 (25) 7.5 μg/m3 (31) 35.0
 
July 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 20.0 μg/m3 (18) 3.9 μg/m3 (16) 29.0
 
July 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 24.0 μg/m3 (22) 6.8 μg/m3 (28) 28.0
 
July 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 16.0 μg/m3 (15) 2.6 μg/m3 (11) 20.0
 
July 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 44.0 μg/m3 (40) 9.3 μg/m3 (39) 40.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 12.0 μg/m3 (11) 5.2 μg/m3 (22) 22.0
 
July 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 23.0 μg/m3 (21) 4.7 μg/m3 (20) 21.0
 
July 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 11.0 μg/m3 (10) 2.4 μg/m3 (10) 15.0
 
July 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 16.0 μg/m3 (15) 0.4 μg/m3 (2) 18.0
 
July 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 17.0 μg/m3 (15) 4.3 μg/m3 (18) 22.0
 
July 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 10.0 μg/m3 (9) 2.5 μg/m3 (10) 22.0
 
July 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 24.0
 
July 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 22.0 μg/m3 (20) 4.9 μg/m3 (20) 28.0
 
July 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 20.0 μg/m3 (18) 5.2 μg/m3 (22) 28.0
 
July 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 11.0 μg/m3 (10) 2.6 μg/m3 (11) 32.0
 
July 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 8.0 μg/m3 (7) 1.6 μg/m3 (7) 38.0
 
July 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 9.0 μg/m3 (8) 2.7 μg/m3 (11) 42.0
 
July 17, 2019, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A 20.0 μg/m3 (18) 4.1 μg/m3 (17) 44.0
 
July 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A 12.0 μg/m3 (11) 2.8 μg/m3 (12) 45.0
 
July 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A 10.0 μg/m3 (9) 4.7 μg/m3 (20) 48.0
 
July 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A 7.0 μg/m3 (6) 3.8 μg/m3 (16) 50.0
 
July 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (52) N/A 20.0 μg/m3 (18) 5.6 μg/m3 (23) 52.0
 
July 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 80.0 ppb (62) N/A 29.0 μg/m3 (26) 6.5 μg/m3 (27) 62.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (60) N/A 26.0 μg/m3 (24) 7.4 μg/m3 (31) 60.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (52) N/A 14.0 μg/m3 (13) 7.5 μg/m3 (31) 52.0
 
July 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
July 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A N/A 33.0
 
July 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
July 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A N/A 5.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A N/A 8.0
 
July 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A N/A 10.0
 
July 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A N/A 15.0
 
July 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 15.0
 
July 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A N/A 16.0
 
July 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A N/A 22.0
 
July 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A N/A 28.0
 
July 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
July 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
July 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A N/A 32.0
 
July 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
July 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A N/A 39.0
 
July 16, 2019, midnight N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
July 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A N/A 45.0
 
July 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A N/A N/A 49.0
 
July 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) N/A N/A N/A 53.0
 
July 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 75.0 ppb (58) N/A N/A N/A 58.0
 
July 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 96.0 ppb (76) N/A N/A N/A 76.0
 
July 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A N/A 54.0
 
July 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A N/A 48.0
 
July 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A N/A 42.0
 
July 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A N/A 36.0
 
July 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A N/A 26.0
 
July 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A N/A 13.0
 
July 15, 2019, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A N/A 15.0
 
July 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 7.0 μg/m3 (6) -9.1 μg/m3 (0) 22.0